301.5 301.6 301.8 Mini Hydraulic Excavator 3YW00001-UP (MACHINE) POWERED BY 3003 Engine HYDRAULIC SYSTEM Caterpillar SIS

MINI HYD EXCAVATOR 301.5 MINI HYD EXCAVATOR 3YW
301.5 301.6 301.8 Mini Hydraulic Excavator 3YW00001-UP (MACHINE) POWERED BY 3003 Engine SEBP2820 301.5 3YW (1998)

Parts group 301.5:

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HYDRAULIC SYSTEM

ACCUMULATOR GP

145-4251 VALVE & ACCUMULATOR GP-PILOT

145-4251 VALVE & ACCUMULATOR GP-PILOT
S/N BFA1-UP; BDH1-UP; 3YW1-UP
PART OF 144-0140, 149-1111, 186-4311 HYDRAULIC AR

COOLER GP

145-4441 COOLER & MTG GP-HYDRAULIC OIL

145-4441 COOLER & MTG GP-HYDRAULIC OIL
S/N BFA1-UP; BDH1-UP; 3YW1-UP
PART OF 144-0140, 149-1111, 186-4311 HYDRAULIC AR

COUPLING GP

147-5253 COUPLER GP-QUICK DISCONNECT

147-5253 COUPLER GP-QUICK DISCONNECT
S/N BFA1-UP; BDH1-UP; 3YW1-UP
(2ND-AUX)
AN ATTACHMENT

CYLINDER GP

144-5992 CYLINDER GP-BLADE

144-5992 CYLINDER GP-BLADE
S/N BFA1-2170; BDH1-842; 3YW1-3554
60MM (2.36IN) BORE X 105MM (4.13IN) STROKE
PART OF 144-0146, 186-4314 BLADE AR

212-6333 CYLINDER GP-BLADE

212-6333 CYLINDER GP-BLADE
S/N BFA2171-3089; BDH843-1036; 3YW3555-4328
60-MM (2.36-IN) BORE X 105-MM (4.1-IN) STROKE
PART OF 144-0146, 186-4314 BLADE AR

231-1209 CYLINDER GP-BLADE

231-1209 CYLINDER GP-BLADE
S/N BFA3090-UP; BDH1037-UP; 3YW4329-UP
60-MM (2.36-IN) BORE X 105-MM (4.1-IN) STROKE
PART OF 144-0146, 186-4314 BLADE AR

162-5851 CYLINDER GP-BOOM

162-5851 CYLINDER GP-BOOM
S/N BFA1-UP; BDH1-UP; 3YW1-UP
60MM (2.36IN) BORE X 415MM (16.34IN) STROKE
PART OF 144-0143 BOOM AR

212-6327 CYLINDER GP-BOOM

212-6327 CYLINDER GP-BOOM
S/N BFA2171-2882; BDH846-1021; 3YW3568-4173
60-MM (2.36-IN)BORE X 414-MM (16.34-IN)STROKE
PART OF 144-0143 BOOM AR

231-1207 CYLINDER GP-BOOM

231-1207 CYLINDER GP-BOOM
S/N BFA2631-UP; BDH965-UP; 3YW3985-UP
60-MM (2.36-IN) BORE X 415-MM (16.3-IN) STROKE
PART OF 144-0143, 224-9239 BOOM AR

231-1208 CYLINDER GP-BOOM

231-1208 CYLINDER GP-BOOM -SWING
S/N BFA2631-UP; BDH965-UP; 3YW3985-UP
60-MM (2.36-IN) BORE X 375-MM (14.8-IN) STROKE
PART OF 144-0143, 224-9239 BOOM AR

144-5990 CYLINDER GP-BUCKET

144-5990 CYLINDER GP-BUCKET
S/N BFA1-2182; BDH1-848; 3YW1-3579
55MM (2.17IN) BORE X 310MM (12.20IN) STROKE
PART OF 144-0145, 185-4732, 186-4313 LINKAGE AR-BUCKET

212-6330 CYLINDER GP-BUCKET

212-6330 CYLINDER GP-BUCKET
S/N BFA2183-2882; BDH849-1021; 3YW3580-4173
55-MM (2.17-IN) BORE X 310-MM (12.2-IN) STROKE
PART OF 185-4732, 186-4313 LINKAGE AR-BUCKET

226-9956 CYLINDER GP-BUCKET

226-9956 CYLINDER GP-BUCKET
S/N BFA2883-UP; BDH1022-UP; 3YW4174-UP
55-MM (2.17-IN) BORE X 318.5-MM (12.5-IN) STROKE
PART OF 230-5737 LINKAGE AR-BUCKET

144-5989 CYLINDER GP-STICK

144-5989 CYLINDER GP-STICK
S/N BFA1-2172; BDH1-847; 3YW1-3570
60MM (2.36IN) BORE X 400MM (15.75IN) STROKE
PART OF 144-0144, 185-4731, 186-4312 STICK AR

212-6332 CYLINDER GP-STICK

212-6332 CYLINDER GP-STICK
S/N BFA2173-2882; BDH848-1021; 3YW3571-4173
60-MM (2.4-IN) BORE X 400-MM (16-IN) STROKE
PART OF 185-4731, 186-4312 STICK AR

231-1206 CYLINDER GP-STICK

231-1206 CYLINDER GP-STICK
S/N BFA1-UP; BDH1022-UP; 3YW1-UP
60-MM (2.36-IN) BORE X 398-MM (15.67-IN) STROKE
PART OF 224-9295 STICK AR, 224-9298 STICK AR-HOE
ALSO AN ATTACHMENT

144-5991 CYLINDER GP-SWING BOOM

144-5991 CYLINDER GP-SWING BOOM
S/N 3YW1-UP
60MM (2.36IN) BORE X 375MM (14.76IN) STROKE
PART OF 144-0143 BOOM AR

166-8122 CYLINDER GP-SWING BOOM

166-8122 CYLINDER GP-SWING BOOM
S/N BFA1-UP; BDH1-UP; 3YW1-UP
60MM (2.4IN) BORE X 375MM (14.8IN) STROKE
PART OF 144-0143 BOOM AR

212-6334 CYLINDER GP-SWING BOOM

212-6334 CYLINDER GP-SWING BOOM
S/N BFA2171-2882; BDH843-1021; 3YW3538-4173
180-MM (7.09-IN) BORE X 375-MM (14.76-IN) STROKE
PART OF 144-0143 BOOM AR

244-3074 CYLINDER GP-TILT

244-3074 CYLINDER GP-TILT -BUCKET
S/N BFA1-UP; BDH1-UP; 3YW1-UP
60-MM (2.4-IN) BORE X 105-MM (4.1-IN) STROKE
PART OF 244-3073, 244-3080 BUCKET AR-TILTABLE
AN ATTACHMENT

177-4796 CYLINDER GP-UNDERCARRIAGE

177-4796 CYLINDER GP-UNDERCARRIAGE
S/N BFA1-2159
50MM (1.97 IN) BORE X 360 (14.17 IN) STROKE
PART OF 186-4310 UNDERCARRIAGE AR

212-6331 CYLINDER GP-UNDERCARRIAGE

212-6331 CYLINDER GP-UNDERCARRIAGE
S/N BFA2160-UP
50-MM (2-IN) BORE X 360-MM (14.2-IN) STROKE
PART OF 186-4310 UNDERCARRIAGE AR

145-8889 LINES GP-BOOM CYLINDER

145-8889 LINES GP-BOOM CYLINDER
S/N BFA1-UP; BDH1-UP; 3YW1-UP
CANNOT BE USED WITH @@@@@147-5918@@@@@
ALSO AN ATTACHMENT

147-5918 LINES GP-LOAD CONTROL VALVE

147-5918 LINES GP-LOAD CONTROL VALVE
S/N BFA1-2882; BDH1-1021; 3YW1-4173
CANNOT BE USED WITH @@@@@145-8889@@@@@
AN ATTACHMENT

147-5918 LINES GP-LOAD CONTROL VALVE

147-5918 LINES GP-LOAD CONTROL VALVE
S/N BFA2883-UP; BDH1022-UP; 3YW4174-UP
CANNOT BE USED WITH @@@@@145-8889@@@@@
AN ATTACHMENT

185-9969 LINES GP-UNDERCARRIAGE CYL

185-9969 LINES GP-UNDERCARRIAGE CYL
S/N BFA1-2882
PART OF 186-4310 UNDERCARRIAGE AR

234-7634 LINES GP-UNDERCARRIAGE CYL

234-7634 LINES GP-UNDERCARRIAGE CYL
S/N BFA2883-UP
PART OF 186-4310 UNDERCARRIAGE AR

FILTER GP

149-2830 FILTER GP-OIL

149-2830 FILTER GP-OIL
S/N BFA1-1621; BDH1-746; 3YW1-3236
PART OF 144-0140, 149-1111, 186-4311 HYDRAULIC AR

149-2830 FILTER GP-OIL

149-2830 FILTER GP-OIL
S/N BFA1622-UP; BDH747-UP; 3YW3237-UP
PART OF 144-0140, 149-1111, 186-4311 HYDRAULIC AR

HYDRAULIC GP

144-0140 HYDRAULIC AR

144-0140 HYDRAULIC AR
S/N 3YW1-UP
PART OF 144-0134 COMMON AR

149-1111 HYDRAULIC AR

149-1111 HYDRAULIC AR
S/N BDH1-UP
PART OF 185-4728 COMMON AR

186-4311 HYDRAULIC AR

186-4311 HYDRAULIC AR
S/N BFA1-UP
PART OF 185-9957 COMMON AR

LINES GP-AUXILIARY

224-9333 LINES GP-AUXILIARY HYDRAULIC

224-9333 LINES GP-AUXILIARY HYDRAULIC
S/N BFA1-UP; BDH1-UP; 3YW1-UP
AN ATTACHMENT

232-1567 LINES GP-AUXILIARY HYDRAULIC

232-1567 LINES GP-AUXILIARY HYDRAULIC -2-WAY
S/N BFA1-UP; BDH1-UP; 3YW1-UP
AN ATTACHMENT

242-6998 LINES GP-AUXILIARY HYDRAULIC

242-6998 LINES GP-AUXILIARY HYDRAULIC -LONG STICK
S/N BFA1-UP; BDH1-UP; 3YW1-UP
AN ATTACHMENT

242-6999 LINES GP-AUXILIARY HYDRAULIC

242-6999 LINES GP-AUXILIARY HYDRAULIC -2-WAY,LONG STICK
S/N BFA1-UP; BDH1-UP; 3YW1-UP
AN ATTACHMENT

147-5254 LINES GP-WORK TOOL

147-5254 LINES GP-WORK TOOL
S/N BFA1-UP; BDH1-UP; 3YW1-UP
AN ATTACHMENT

LINES GP-BLADE

144-7405 LINES GP-BLADE

144-7405 LINES GP-BLADE
S/N BDH1-815; 3YW1-3479
CANNOT BE USED WITH @@@@@148-3446@@@@@
AN ATTACHMENT

144-7405 LINES GP-BLADE

144-7405 LINES GP-BLADE
S/N BDH816-UP; 3YW3480-UP
CANNOT BE USED WITH @@@@@148-3446@@@@@
AN ATTACHMENT

148-3446 LINES GP-BLADE

148-3446 LINES GP-BLADE
S/N BDH1-815; 3YW1-3479
GERMANY ONLY
AN ATTACHMENT

148-3446 LINES GP-BLADE

148-3446 LINES GP-BLADE
S/N BDH816-UP; 3YW3480-UP
GERMANY ONLY
AN ATTACHMENT

154-2674 LINES GP-BLADE

154-2674 LINES GP-BLADE
S/N BFA1-2882
GERMANY ONLY
CANNOT BE USED WITH @@@@@185-9968@@@@@
AN ATTACHMENT

154-2674 LINES GP-BLADE

154-2674 LINES GP-BLADE
S/N BFA2883-UP
GERMANY ONLY
CANNOT BE USED WITH @@@@@185-9968@@@@@
AN ATTACHMENT

185-9968 LINES GP-BLADE

185-9968 LINES GP-BLADE
S/N BFA1-2882
AN ATTACHMENT

185-9968 LINES GP-BLADE

185-9968 LINES GP-BLADE
S/N BFA2883-UP
AN ATTACHMENT

LINES GP-BOOM

145-8889 LINES GP-BOOM CYLINDER

145-8889 LINES GP-BOOM CYLINDER
S/N BFA1-UP; BDH1-UP; 3YW1-UP
CANNOT BE USED WITH @@@@@147-5918@@@@@
ALSO AN ATTACHMENT

147-5918 LINES GP-LOAD CONTROL VALVE

147-5918 LINES GP-LOAD CONTROL VALVE
S/N BFA1-2882; BDH1-1021; 3YW1-4173
CANNOT BE USED WITH @@@@@145-8889@@@@@
AN ATTACHMENT

147-5918 LINES GP-LOAD CONTROL VALVE

147-5918 LINES GP-LOAD CONTROL VALVE
S/N BFA2883-UP; BDH1022-UP; 3YW4174-UP
CANNOT BE USED WITH @@@@@145-8889@@@@@
AN ATTACHMENT

147-5254 LINES GP-WORK TOOL

147-5254 LINES GP-WORK TOOL
S/N BFA1-UP; BDH1-UP; 3YW1-UP
AN ATTACHMENT

LINES GP-BUCKET

224-9297 LINES GP-BUCKET

224-9297 LINES GP-BUCKET
S/N BFA1-UP; BDH1-UP; 3YW1-UP
AN ATTACHMENT

232-1568 LINES GP-BUCKET

232-1568 LINES GP-BUCKET -LONG STICK
S/N BFA1-UP; BDH1-UP; 3YW1-UP
AN ATTACHMENT

180-1706 LINES GP-BUCKET CYLINDER

180-1706 LINES GP-BUCKET CYLINDER -LONG STICK
S/N BFA1-UP; BDH1-1021; 3YW1-UP
PART OF 185-4732 LINKAGE AR-BUCKET, 180-1702 STICK AR
ALSO AN ATTACHMENT

231-5067 LINES GP-BUCKET CYLINDER

231-5067 LINES GP-BUCKET CYLINDER -2ND AUXILIARY
S/N BFA1-UP; BDH1-UP; 3YW1-UP
AN ATTACHMENT

232-1569 LINES GP-BUCKET CYLINDER

232-1569 LINES GP-BUCKET CYLINDER -2ND AUXILIARY, LONG STICK
S/N BFA1-UP; BDH1-UP; 3YW1-UP
AN ATTACHMENT

251-2024 LINES GP-BUCKET TILT CYLINDER

251-2024 LINES GP-BUCKET TILT CYLINDER
S/N BFA1-UP; BDH1-UP; 3YW1-UP
PART OF 244-3073, 244-3080 BUCKET AR-TILTABLE
AN ATTACHMENT

LINES GP-CYLINDER

251-2024 LINES GP-BUCKET TILT CYLINDER

251-2024 LINES GP-BUCKET TILT CYLINDER
S/N BFA1-UP; BDH1-UP; 3YW1-UP
PART OF 244-3073, 244-3080 BUCKET AR-TILTABLE
AN ATTACHMENT

147-5252 LINES GP-WORK TOOL CYLINDER

147-5252 LINES GP-WORK TOOL CYLINDER
S/N BFA1-UP; 3YW1-1852
PART OF 144-0145 LINKAGE AR-BUCKET, 186-4080 STICK AR
ALSO AN ATTACHMENT

LINES GP-FRONT

148-3698 LINES GP-FRONT

148-3698 LINES GP-FRONT
S/N BFA1-2882; BDH1-1021; 3YW1-4173
PART OF 144-0140, 149-1111, 186-4311 HYDRAULIC AR

230-8775 LINES GP-FRONT

230-8775 LINES GP-FRONT
S/N BFA2883-UP; BDH1022-UP; 3YW4174-UP
PART OF 144-0140, 149-1111, 186-4311 HYDRAULIC AR

LINES GP-HYDRAULIC

224-9333 LINES GP-AUXILIARY HYDRAULIC

224-9333 LINES GP-AUXILIARY HYDRAULIC
S/N BFA1-UP; BDH1-UP; 3YW1-UP
AN ATTACHMENT

232-1567 LINES GP-AUXILIARY HYDRAULIC

232-1567 LINES GP-AUXILIARY HYDRAULIC -2-WAY
S/N BFA1-UP; BDH1-UP; 3YW1-UP
AN ATTACHMENT

242-6998 LINES GP-AUXILIARY HYDRAULIC

242-6998 LINES GP-AUXILIARY HYDRAULIC -LONG STICK
S/N BFA1-UP; BDH1-UP; 3YW1-UP
AN ATTACHMENT

242-6999 LINES GP-AUXILIARY HYDRAULIC

242-6999 LINES GP-AUXILIARY HYDRAULIC -2-WAY,LONG STICK
S/N BFA1-UP; BDH1-UP; 3YW1-UP
AN ATTACHMENT

LINES GP-PILOT

164-9592 LINES GP-PILOT

164-9592 LINES GP-PILOT
S/N BFA1-UP; BDH1-UP; 3YW1-UP
CANNOT BE USED WITH @@@@@165-7199@@@@@
ALSO AN ATTACHMENT

165-7199 LINES GP-PILOT

165-7199 LINES GP-PILOT
S/N BFA1-UP; BDH1-UP; 3YW1-UP
CANNOT BE USED WITH @@@@@164-9592@@@@@
AN ATTACHMENT

196-2721 LINES GP-PILOT

196-2721 LINES GP-PILOT
S/N BFA1-1933; BDH1-804; 3YW1-3342
AN ATTACHMENT

196-2721 LINES GP-PILOT

196-2721 LINES GP-PILOT
S/N BFA1934-UP; BDH805-UP; 3YW3343-UP
AN ATTACHMENT

196-2722 LINES GP-PILOT

196-2722 LINES GP-PILOT
S/N BFA1-1933; BDH1-804; 3YW1-3442
AN ATTACHMENT

196-2722 LINES GP-PILOT

196-2722 LINES GP-PILOT
S/N BFA1934-UP; BDH805-UP; 3YW3443-UP
AN ATTACHMENT

LINES GP-PUMP

144-7403 LINES GP-HYDRAULIC PUMP

144-7403 LINES GP-HYDRAULIC PUMP
S/N BFA1-1140; BDH1-UP; 3YW1-2789
PART OF 144-0140, 149-1111, 186-4311 HYDRAULIC AR

202-5551 LINES GP-HYDRAULIC PUMP

202-5551 LINES GP-HYDRAULIC PUMP
S/N BFA1141-UP; BDH586-UP; 3YW2790-UP
PART OF 144-0140, 149-1111, 186-4311 HYDRAULIC AR

LINES GP-RETURN

144-7401 LINES GP-RETURN

144-7401 LINES GP-RETURN
S/N BFA1-1621; BDH1-746; 3YW1-3236
PART OF 144-0140, 149-1111, 186-4311 HYDRAULIC AR

144-7401 LINES GP-RETURN

144-7401 LINES GP-RETURN
S/N BFA1622-2882; BDH747-1021; 3YW3237-4173
PART OF 144-0140, 149-1111, 186-4311 HYDRAULIC AR

240-2453 LINES GP-RETURN

240-2453 LINES GP-RETURN
S/N BFA2883-UP; BDH1022-UP; 3YW4174-UP
PART OF 144-0140, 149-1111, 186-4311 HYDRAULIC AR

LINES GP-STICK

230-5719 LINES GP-STICK

230-5719 LINES GP-STICK
S/N BFA1-UP; BDH1022-UP; 3YW1-UP
PART OF 224-9295 STICK AR, 224-9298 STICK AR-HOE
ALSO AN ATTACHMENT

145-8890 LINES GP-STICK CYLINDER

145-8890 LINES GP-STICK CYLINDER
S/N BFA1-2882; BDH1-1021; 3YW1-4173
PART OF 144-0144, 185-4731, 186-4312 STICK AR

LINES GP-SWING

144-7402 LINES GP-SWING MOTOR

144-7402 LINES GP-SWING MOTOR
S/N BDH1-UP; 3YW1-3479
PART OF 144-0140, 149-1111 HYDRAULIC AR

144-7402 LINES GP-SWING MOTOR

144-7402 LINES GP-SWING MOTOR
S/N BDH1-UP; 3YW3480-UP
PART OF 144-0140, 149-1111 HYDRAULIC AR

185-9970 LINES GP-SWING MOTOR

185-9970 LINES GP-SWING MOTOR
S/N BFA1-UP
PART OF 186-4311 HYDRAULIC AR

234-7631 LINES GP-SWING MOTOR

234-7631 LINES GP-SWING MOTOR
S/N BFA1591-UP
PART OF 186-4311 HYDRAULIC AR

LINES GP-TRAVEL MOTOR

144-7407 LINES GP-TRAVEL MOTOR

144-7407 LINES GP-TRAVEL MOTOR
S/N 3YW1-3384
PART OF 144-0140 HYDRAULIC AR

144-7407 LINES GP-TRAVEL MOTOR

144-7407 LINES GP-TRAVEL MOTOR
S/N 3YW3385-3479
PART OF 144-0140 HYDRAULIC AR

144-7407 LINES GP-TRAVEL MOTOR

144-7407 LINES GP-TRAVEL MOTOR
S/N 3YW3480-3780
PART OF 144-0140 HYDRAULIC AR

144-7407 LINES GP-TRAVEL MOTOR

144-7407 LINES GP-TRAVEL MOTOR
S/N 3YW3781-UP
PART OF 144-0140 HYDRAULIC AR

154-6279 LINES GP-TRAVEL MOTOR

154-6279 LINES GP-TRAVEL MOTOR
S/N BDH816-899
PART OF 149-1111 HYDRAULIC AR

154-6279 LINES GP-TRAVEL MOTOR

154-6279 LINES GP-TRAVEL MOTOR
S/N BDH1-796
PART OF 149-1111 HYDRAULIC AR

154-6279 LINES GP-TRAVEL MOTOR

154-6279 LINES GP-TRAVEL MOTOR
S/N BDH797-815
PART OF 149-1111 HYDRAULIC AR

154-6279 LINES GP-TRAVEL MOTOR

154-6279 LINES GP-TRAVEL MOTOR
S/N BDH900-UP
PART OF 149-1111 HYDRAULIC AR

185-9967 LINES GP-TRAVEL MOTOR

185-9967 LINES GP-TRAVEL MOTOR
S/N BFA1-1818
PART OF 186-4311 HYDRAULIC AR

185-9967 LINES GP-TRAVEL MOTOR

185-9967 LINES GP-TRAVEL MOTOR
S/N BFA1819-UP
PART OF 186-4311 HYDRAULIC AR

234-7632 LINES GP-TRAVEL MOTOR

234-7632 LINES GP-TRAVEL MOTOR
S/N BFA1591-UP
PART OF 186-4311 HYDRAULIC AR

LINES GP-UNDERCARRIAGE

185-9969 LINES GP-UNDERCARRIAGE CYL

185-9969 LINES GP-UNDERCARRIAGE CYL
S/N BFA1-2882
PART OF 186-4310 UNDERCARRIAGE AR

234-7634 LINES GP-UNDERCARRIAGE CYL

234-7634 LINES GP-UNDERCARRIAGE CYL
S/N BFA2883-UP
PART OF 186-4310 UNDERCARRIAGE AR

MANIFOLD GP

144-5986 MANIFOLD GP-CONTROL

144-5986 MANIFOLD GP-CONTROL -PILOT, TRAVEL SPEED
S/N BFA1-UP; BDH1-UP; 3YW1-UP
PART OF 145-4251 VALVE & ACCUMULATOR GP-PILOT

MOTOR GP

209-6663 DRIVE GP-TRAVEL MOTOR & FINAL

209-6663 DRIVE GP-TRAVEL MOTOR & FINAL
S/N BFA1819-UP; BDH797-UP; 3YW3385-UP
PART OF 145-4246 MOTOR & MTG GP-TRAVEL

145-4247 MOTOR & MTG GP-SWING

145-4247 MOTOR & MTG GP-SWING
S/N BFA1-1772; BDH1-793; 3YW1-3347
PART OF 144-0139 POWER TRAIN AR

145-4247 MOTOR & MTG GP-SWING

145-4247 MOTOR & MTG GP-SWING
S/N BFA1773-UP; BDH794-UP; 3YW3349-UP
PART OF 144-0139 POWER TRAIN AR

144-5975 MOTOR GP-SWING

144-5975 MOTOR GP-SWING
S/N BFA1-1772; BDH1-793; 3YW1-3348
PART OF 145-4247 MOTOR & MTG GP-SWING

209-9666 MOTOR GP-SWING

209-9666 MOTOR GP-SWING
S/N BFA1773-UP; BDH794-UP; 3YW3349-UP
PART OF 145-4247 MOTOR & MTG GP-SWING

144-5196 MOTOR GP-TRAVEL

144-5196 MOTOR GP-TRAVEL -GEROTOR
S/N BFA1-1818; BDH1-796; 3YW1-3384
PART OF 145-4246 MOTOR & MTG GP-TRAVEL

MOUNTING GP

152-1932 MOUNTING GP-BANK VALVE

152-1932 MOUNTING GP-BANK VALVE
S/N BFA1-UP; BDH1-UP; 3YW1-UP
PART OF 145-4249 VALVE & MTG GP-BANK

PROPEL GP-HYDRAULIC

209-6663 DRIVE GP-TRAVEL MOTOR & FINAL

209-6663 DRIVE GP-TRAVEL MOTOR & FINAL
S/N BFA1819-UP; BDH797-UP; 3YW3385-UP
PART OF 145-4246 MOTOR & MTG GP-TRAVEL

PUMP GP

145-4248 PUMP & MTG GP-GEAR

145-4248 PUMP & MTG GP-GEAR
S/N BFA1-1140; BDH1-UP; 3YW1-2789
PART OF 144-0140, 149-1111, 186-4311 HYDRAULIC AR

202-0879 PUMP & MTG GP-GEAR

202-0879 PUMP & MTG GP-GEAR
S/N BFA1141-UP; BDH586-UP; 3YW2790-UP
PART OF 144-0140, 149-1111, 186-4311 HYDRAULIC AR

144-5979 PUMP GP-GEAR

144-5979 PUMP GP-GEAR -PILOT, WORK TOOL, AND SWING
S/N BFA1-1140; BDH1-UP; 3YW1-2789
PART OF 145-4248 PUMP & MTG GP-GEAR

159-7181 PUMP GP-GEAR

159-7181 PUMP GP-GEAR -WORK TOOL AND TRAVEL
S/N BFA1-1140; BDH1-UP; 3YW1-2789
PART OF 145-4248 PUMP & MTG GP-GEAR

SWIVEL GP

144-5987 SWIVEL GP

144-5987 SWIVEL GP
S/N BDH1-815; 3YW1-3479
PART OF 144-7407, 154-6279 LINES GP-TRAVEL MOTOR

146-5498 SWIVEL GP

146-5498 SWIVEL GP
S/N BDH816-899; 3YW3480-3780
PART OF 144-7407, 154-6279 LINES GP-TRAVEL MOTOR

176-9267 SWIVEL GP

176-9267 SWIVEL GP
S/N BFA1-UP
PART OF 185-9967 LINES GP-TRAVEL MOTOR

230-7445 SWIVEL GP

230-7445 SWIVEL GP
S/N BFA1591-UP
PART OF 234-7632 LINES GP-TRAVEL MOTOR

237-4075 SWIVEL GP

237-4075 SWIVEL GP
S/N 3YW3781-UP
PART OF 144-7407 LINES GP-TRAVEL MOTOR

TANK GP

161-2487 DRAIN GP-ECOLOGY

161-2487 DRAIN GP-ECOLOGY
S/N BFA1-UP; 3YW1-UP; 5DW1-UP
AN ATTACHMENT

145-4238 TANK & MTG GP-HYDRAULIC

145-4238 TANK & MTG GP-HYDRAULIC
S/N 3YW1-UP
PART OF 144-0140 HYDRAULIC AR

145-4238 TANK & MTG GP-HYDRAULIC

145-4238 TANK & MTG GP-HYDRAULIC
S/N BFA1-514; BDH1-410; 3YW1-2271
PART OF 144-0140, 149-1111, 186-4311 HYDRAULIC AR

145-4238 TANK & MTG GP-HYDRAULIC

145-4238 TANK & MTG GP-HYDRAULIC
S/N BFA515-1757; BDH411-788; 3YW2272-3339
PART OF 144-0140, 149-1111, 186-4311 HYDRAULIC AR

145-4238 TANK & MTG GP-HYDRAULIC

145-4238 TANK & MTG GP-HYDRAULIC
S/N BFA1758-UP; BDH789-UP; 3YW3340-UP
PART OF 144-0140, 149-1111, 186-4311 HYDRAULIC AR

149-1076 TANK GP-HYDRAULIC

149-1076 TANK GP-HYDRAULIC
S/N 3YW1-UP
PART OF 145-4238 TANK & MTG GP-HYDRAULIC

171-1453 TANK GP-HYDRAULIC

171-1453 TANK GP-HYDRAULIC
S/N BFA1-514; BDH1-410; 3YW1-2271
PART OF 145-4238 TANK & MTG GP-HYDRAULIC

179-9247 TANK GP-HYDRAULIC

179-9247 TANK GP-HYDRAULIC
S/N BFA515-1757; BDH411-788; 3YW2272-3339
PART OF 145-4238 TANK & MTG GP-HYDRAULIC

207-7871 TANK GP-HYDRAULIC

207-7871 TANK GP-HYDRAULIC
S/N BFA1758-UP; BDH789-UP; 3YW3340-UP
PART OF 145-4238 TANK & MTG GP-HYDRAULIC

VALVE GP-BANK

152-1932 MOUNTING GP-BANK VALVE

152-1932 MOUNTING GP-BANK VALVE
S/N BFA1-UP; BDH1-UP; 3YW1-UP
PART OF 145-4249 VALVE & MTG GP-BANK

145-4249 VALVE & MTG GP-BANK

145-4249 VALVE & MTG GP-BANK
S/N BFA1-UP; BDH1-UP; 3YW1-UP
PART OF 144-0140, 149-1111, 186-4311 HYDRAULIC AR

144-5983 VALVE GP-BANK

144-5983 VALVE GP-BANK
S/N BFA1-UP; BDH1-UP; 3YW1-UP
PART OF 145-4249 VALVE & MTG GP-BANK
Type 1

144-5983 VALVE GP-BANK

144-5983 VALVE GP-BANK
S/N BFA1-UP; BDH1-UP; 3YW1-UP
PART OF 145-4249 VALVE & MTG GP-BANK
Type 2

VALVE GP-CONTROL

152-1932 MOUNTING GP-BANK VALVE

152-1932 MOUNTING GP-BANK VALVE
S/N BFA1-UP; BDH1-UP; 3YW1-UP
PART OF 145-4249 VALVE & MTG GP-BANK

198-0075 VALVE & LINES GP-HYD CONTROL

198-0075 VALVE & LINES GP-HYD CONTROL
S/N BFA1-UP; BDH1-UP; 3YW1-UP
AN ATTACHMENT

VALVE GP-DIVERTER

176-9268 VALVE GP-DIVERTER

176-9268 VALVE GP-DIVERTER
S/N BFA1-UP
PART OF 185-9970 LINES GP-SWING MOTOR

VALVE GP-FLOW CONTROL

164-2274 VALVE GP-SELECTOR

164-2274 VALVE GP-SELECTOR -2-WAY
S/N BFA1-UP; BDH1-UP; 3YW1-UP
JOYSTICK PATTERN
PART OF 165-7199, 196-2721 LINES GP-PILOT
AN ATTACHMENT

VALVE GP-LOAD CONTROL

152-8179 VALVE GP-LOAD CONTROL

152-8179 VALVE GP-LOAD CONTROL
S/N BFA1-UP; BDH1-UP; 3YW1-UP
PART OF 147-5918 LINES GP-LOAD CONTROL VALVE
AN ATTACHMENT

VALVE GP-LOCK

198-0075 VALVE & LINES GP-HYD CONTROL

198-0075 VALVE & LINES GP-HYD CONTROL
S/N BFA1-UP; BDH1-UP; 3YW1-UP
AN ATTACHMENT

VALVE GP-PILOT

145-4251 VALVE & ACCUMULATOR GP-PILOT

145-4251 VALVE & ACCUMULATOR GP-PILOT
S/N BFA1-UP; BDH1-UP; 3YW1-UP
PART OF 144-0140, 149-1111, 186-4311 HYDRAULIC AR

194-4635 VALVE GP-PILOT

194-4635 VALVE GP-PILOT
S/N BFA1591-UP; BDH586-UP; 3YW3140-UP
PART OF 196-1731 CONTROL & MTG GP-JOYSTICK

VALVE GP-SELECTOR

164-2274 VALVE GP-SELECTOR

164-2274 VALVE GP-SELECTOR -2-WAY
S/N BFA1-UP; BDH1-UP; 3YW1-UP
JOYSTICK PATTERN
PART OF 165-7199, 196-2721 LINES GP-PILOT
AN ATTACHMENT

VALVE GP-SOLENOID

176-9268 VALVE GP-DIVERTER

176-9268 VALVE GP-DIVERTER
S/N BFA1-UP
PART OF 185-9970 LINES GP-SWING MOTOR

143-2269 VALVE GP-SOLENOID

143-2269 VALVE GP-SOLENOID -BOOM LOWERING
S/N BFA1-UP; BDH1-UP; 3YW1-UP
PART OF 164-9592, 165-7199, 196-2721, 196-2722 LINES GP-PILOT
ALSO AN ATTACHMENT

LINES GP-WORK TOOL

180-4006 LINES GP-CONNECTING

180-4006 LINES GP-CONNECTING
S/N 3YW1-UP
REQUIRES AUX HYDRAULICS,AND LONG STICK
FOR USE WITH CWTI PIN-GRABBER QUICK COUPLER OR HYDRAULIC HAMMER (H45 OR H45S)
AN ATTACHMENT

Information:

(For parts list, see above)

HYDRAULIC SYSTEM

ACCUMULATOR GP

Special Instruction

Accumulator Discharging and Charging Procedures {0738, 4263, 4264, 4331, 5077, 5077, 5081, 7474}
Accumulator Discharging and Charging Procedures {0738, 4263, 4264, 4331, 5077, 5077, 5081, 7474}

Decommissioning Procedure for Permanently Sealed Diaphragm Accumulators {5077}
Decommissioning Procedure for Permanently Sealed Diaphragm Accumulators {5077}

Technical Information Bulletin

Updated Ride Control Accumulator Test and Charge Instructions{0738, 5004, 5077, 5081, 7474}
Updated Ride Control Accumulator Test and Charge Instructions{0738, 5004, 5077, 5081, 7474}

Tool Operating Manual

NEHS1214: 455-0126 Nitrogen Booster Pump Group {0374, 0599, 0647, 0756, 4263, 4331, 5077, 7200}
NEHS1214: 455-0126 Nitrogen Booster Pump Group {0374, 0599, 0647, 0756, 4263, 4331, 5077, 7200}

Testing and Adjusting

Accumulator (Pilot) - Test and Charge
301.5, 301.6 and 301.8 Mini Hydraulic Excavators

Disassembly and Assembly

Accumulator (Hydraulic Pilot) - Remove and Install
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Service Magazine

A New Serviceable Accumulator is Available {5077}
2008/06/30

The Accumulator Discharging and Charging Procedures are Updated {5077}
The Accumulator Discharging and Charging Procedures are Updated {5077}

CONTROL GP-RIDE

Technical Information Bulletin

Updated Ride Control Accumulator Test and Charge Instructions{0738, 5004, 5077, 5081, 7474}
Updated Ride Control Accumulator Test and Charge Instructions{0738, 5004, 5077, 5081, 7474}

CONTROL GP-VALVE

Service Magazine

Improved Installation of the Thumb Relief Valve Hydraulic Kit {5057, 5063, 5462}
2008/08/04

COOLER GP

Operation and Maintenance Manual

Hydraulic System Oil Cooler Core - Clean
301.5, 301.6 and 301.8 Mini Hydraulic Excavators

Service Magazine

Test Kit Checks Oil Coolers for Leaks {0768, 0781, 0783, 0784}
2004/12/27

COUPLING GP

Technical Information Bulletin

Quick Coupler Pins
Quick Coupler Pins

Service Magazine

Information Release Memo, HOS04-02, "XT-6 Hose and Couplings to XT-6 ES Components" Is Available {5057}
2004/06/21

Information Release Memo, PELJ0340 , "Reusable Couplings for Caterpillar -12 and -16 XT-6 ES Hose" {5057}
2004/06/28

CYLINDER GP

Operation and Maintenance Manual

Swing Frame and Cylinder Bearings - Lubricate
301.5, 301.6 and 301.8 Mini Hydraulic Excavators

Special Instruction

Field Installation of the 147-5918 Boom Check Valve Lines {5057, 5453}
Field Installation of the 147-5918 Boom Check Valve Lines {5057, 5453}

Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}
Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}

Installation of Vented Buffer Seal Assembly, U-Cup Seal, and Double Lip Wiper Seal for Hydraulic Cylinders{7562}
Installation of Vented Buffer Seal Assembly, U-Cup Seal, and Double Lip Wiper Seal for Hydraulic Cylinders{7562}

Installation of Double Lip Wiper Seal{7562}
Installation of Double Lip Wiper Seal{7562}

Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Repair Process {7562}

Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}

Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}

Service Letter-NACD

PRODUCT SUPPORT PROGRAM FOR REPLACING THE BUCKET CYLINDER OR ROD THAT MAY BEND ON CERTAIN 301.5, 301.6, 301.8, 302.5, 303.5 AND 304.5 MINI-HYDRAULIC EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE BUCKET CYLINDER OR ROD THAT MAY BEND ON CERTAIN 301.5, 301.6, 301.8, 302.5, 303.5 AND 304.5 MINI-HYDRAULIC EXCAVATORS

Service Letter-CSARL

Technical Information Bulletin

Damage To The Bucket Cylinder Due To Excessive Pressure
Damage To The Bucket Cylinder Due To Excessive Pressure

Surface Finishes of Cylinder Bores{7562}
Surface Finishes of Cylinder Bores{7562}

Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562}
Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562}

Specifications

Blade Cylinder
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine System Specifications

Bucket Cylinder
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine System Specifications

Stick Cylinder
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine System Specifications

Load Control Valve (Boom)
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine System Specifications

Boom Cylinder
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine System Specifications

Boom Swing Cylinder
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine System Specifications

Bucket Cylinder
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine System Specifications

Stick Cylinder
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine System Specifications

Blade Lift Cylinder
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine System Specifications

Bucket Cylinder - Tilt
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine System Specifications

Tool Operating Manual

Procedures for Using the 232-4686 Cylinder Washer Tank Group European Union Compliant{0374, 0599, 0680, 0738}
Procedures for Using the 232-4686 Cylinder Washer Tank Group European Union Compliant{0374, 0599, 0680, 0738}

1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}
1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}

Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}
Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}

4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}

Using the 265-4177, 265-4209 Service Tool Groups to Install Sensors in Position-Sensing Hydraulic Cylinders{0599, 0709, 0738, 1439, 7562, 7562}
Using the 265-4177, 265-4209 Service Tool Groups to Install Sensors in Position-Sensing Hydraulic Cylinders{0599, 0709, 0738, 1439, 7562, 7562}

Using the 9U-7868 and 9U-7869 Spanner Wrench to Remove and install Threaded Gland Cylinder Heads{0374, 0599, 0602, 0738}
Using the 9U-7868 and 9U-7869 Spanner Wrench to Remove and install Threaded Gland Cylinder Heads{0374, 0599, 0602, 0738}

Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}
Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}

Systems Operation

Boom Hydraulic System
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Hydraulic System

Reuse And Salvage Guidelines

Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}

Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Repair Process {7562}

Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}

Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}

Inspection and Salvage of Hydraulic Cylinder Components {7562}
Inspection and Salvage of Hydraulic Cylinder Components {7562}

Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}
Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}

Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}
Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}

HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562}
HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562}

Thermal Spray Procedures for Hydraulic Cylinder Rods{0679, 7562, 7562}
Thermal Spray Procedures for Hydraulic Cylinder Rods{0679, 7562, 7562}

Contamination Control Guidelines

Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}

Applied Failure Analysis

Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}

Testing and Adjusting

Load Control Valve (Boom) - Test and Adjust
301.5, 301.6 and 301.8 Mini Hydraulic Excavators

Bench Test Procedures

Disassembly and Assembly

Boom Cylinder - Remove
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Boom Swing Cylinder - Remove
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Boom Swing Cylinder - Install
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Blade Cylinder - Remove
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Blade Cylinder - Install
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Bucket Cylinder - Remove
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Bucket Cylinder - Install
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Blade Cylinder - Disassemble
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Blade Cylinder - Assemble
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Bucket Cylinder - Disassemble
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Bucket Cylinder - Assemble
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Boom Swing Cylinder - Disassemble
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Boom Swing Cylinder - Assemble
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Boom Cylinder - Disassemble
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Boom Cylinder - Assemble
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Stick Cylinder - Disassemble
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Stick Cylinder - Assemble
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Stick Cylinder - Remove
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Load Control Valve (Boom) - Remove and Install
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Boom Cylinder - Install
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Stick Cylinder - Install
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Undercarriage Cylinder (Adjustable Gauge) - Remove
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Undercarriage Cylinder (Adjustable Gauge) - Install
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Undercarriage Cylinder (Adjustable Gauge) - Disassemble
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Undercarriage Cylinder (Adjustable Gauge) - Assemble
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Service Magazine

Special Instruction, REHS0327, "Field Installation Of The 147-5918 Boom Check Valve Lines" Is Available {5057,5463}
1999/11/01

New Backup Rings Are Available for Sealing Hydraulic Cylinders with Pitted Grooves {4303, 5102, 5104, 5106, 5456, 7562}
2002/07/01

New Assembly Instructions for Rod Seals on Hydraulic Cylinders are Available {7562}
2001/07/30

Correctly Assembling the Buffer Seal Will Prevent Failure of the U-Cup Seals {7562}
2001/07/30

Procedure for the Removal of Air From Hydraulic Cylinders {7562}
2003/01/06

Double Lip Wiper Seals Must Be Installed Properly {7562}
2002/12/09

Serviceable Parts for Cylinders on Mini Hydraulic Excavators {5102, 5456, 5457, 5458, 6544}
2006/04/17

Updated Cylinder Groups for Mini Hydraulic Excavators {5102, 5456, 5457, 5458, 6544}
2004/05/03

Procedure Now Available to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
2013/02/28

Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}
2011/10/17

A Rework Procedure Improves the Seal Assembly Performance in Hydraulic Cylinders on Cat Products {7562}
2010/04/30

A New Cylinder Group is Now Used on Certain Mini Hydraulic Excavators {5458}
2012/03/05

FILTER GP

Operation and Maintenance Manual

Oil Filter - Inspect
301.5, 301.6 and 301.8 Mini Hydraulic Excavators

Hydraulic System Oil Filter (Return) - Replace
301.5, 301.6 and 301.8 Mini Hydraulic Excavators

Special Instruction

Guidelines for the Use of Clean Out Filters for the Hydraulic Oil System and for the Power Train Oil System{3067, 5068}
Guidelines for the Use of Clean Out Filters for the Hydraulic Oil System and for the Power Train Oil System{3067, 5068}

Guidelines for the Use of High Efficiency Filters for the Hydraulic Oil System and for the Power Train Oil System {3000, 3004, 5050, 5068}
Guidelines for the Use of High Efficiency Filters for the Hydraulic Oil System and for the Power Train Oil System {3000, 3004, 5050, 5068}

Technical Information Bulletin

Check Orientation Of Hydraulic Oil Filter Base
Check Orientation Of Hydraulic Oil Filter Base

Specifications

Oil Filter (Hydraulic)
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine System Specifications

Tool Operating Manual

Procedures for Using 9U-5971 and 173-9842 Filter Cart Group {0599, 0738, 5050, 5056, 5057, 5068, 5095, 7579}
Procedures for Using 9U-5971 and 173-9842 Filter Cart Group {0599, 0738, 5050, 5056, 5057, 5068, 5095, 7579}

188-3242 Filter Cart Group and 227-2479 Filter Cart Group{0374, 0599, 0680, 0738, 0768, 5050, 5056, 5095}
188-3242 Filter Cart Group and 227-2479 Filter Cart Group{0374, 0599, 0680, 0738, 0768, 5050, 5056, 5095}

Contamination Control Guidelines

Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}

Service Magazine

Pilot System Pressure Test Port On Mini Hydraulic Excavators Relocated For Improved Serviceability {5057}
1999/07/05

Changes In Serviceable Parts For Some First Production Mini Hydraulic Excavators {5057}
1999/07/12

Pilot System Pressure Test Port Relocated For Improved Serviceability {5057}
1999/10/18

Special Instruction, REHS0327, "Field Installation Of The 147-5918 Boom Check Valve Lines" Is Available {5057,5463}
1999/11/01

Color Coded Dust Caps for S·O·S Ports Will Be Available {7770}
2003/12/01

A Replacement Filter Is Incorrectly Identified {5050, 5068}
2002/12/23

Optional High Efficiency Filters Are Now Available {3004, 5068}
2003/07/07

New Filter Group Available for Kidney Loop Filtering the Hydraulic System {0738}
2004/02/16

New Oil Filters for all Cat Machines are Available {3004, 3067, 4295, 431F, 5068}
New Oil Filters for all Cat Machines are Available {3004, 3067, 4295, 431F, 5068}

FITTING GP

Special Instruction

Modes of Failure for Quick Disconnect Connectors {0618, 5057, 6129}
Modes of Failure for Quick Disconnect Connectors {0618, 5057, 6129}

Service Magazine

Warranty Information Changes for the Quick Disconnect Connectors {0618, 5057, 6129}
2007/08/20

HYDRAULIC GP

Technical Information Bulletin

Incorrect Pressure Specification For PiIot System Pressure Test
Incorrect Pressure Specification For PiIot System Pressure Test

Service Magazine

Correction To Mini-Excavator Hydraulic System Schematic {5050}
1998/10/05

Correction To Testing And Adjusting Manual, RENR2806 {5050}
1999/05/17

Correction To Testing And Adjusting Manual, RENR2806 {5050}
1999/06/21

KITS

Technical Information Bulletin

Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562}
Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562}

LINES GP

Special Instruction

New Hose Couplings Are Now Used{0684, 5057, 5057, 7554}
New Hose Couplings Are Now Used{0684, 5057, 5057, 7554}

O-Rings - Radial, Fitting Assembly O-Rings and Other O-Ring Applications {0599, 0738, 4000, 4250, 4300, 5050, 5057, 7555}
O-Rings - Radial, Fitting Assembly O-Rings and Other O-Ring Applications {0599, 0738, 4000, 4250, 4300, 5050, 5057, 7555}

Technical Information Bulletin

The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}
The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}

Tool Operating Manual

358-4528 (380/480 V, 50/60 Hz, 3 Phase), 457-6040 (230V, 60 Hz, Single Phase) , 457-6039 (230V, 50 Hz, Single Phase) Hose Machine Group Set-Up and Operation{0599, 0684}
358-4528 (380/480 V, 50/60 Hz, 3 Phase), 457-6040 (230V, 60 Hz, Single Phase) , 457-6039 (230V, 50 Hz, Single Phase) Hose Machine Group Set-Up and Operation{0599, 0684}

Crimputer III Setup and Operation{0684, 5057}
Crimputer III Setup and Operation{0684, 5057}

Crimping Caterpillar 1E294, 1E716, 1E844 Hose and Couplings {0374, 0599, 0684, 0738, 5057}
Crimping Caterpillar 1E294, 1E716, 1E844 Hose and Couplings {0374, 0599, 0684, 0738, 5057}

Using the 209-3153 Portable Hose Machine {0374, 0599, 0684, 0738, 5057}
Using the 209-3153 Portable Hose Machine {0374, 0599, 0684, 0738, 5057}

4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}

Converting 137-7238 Hose Assembly Machines and 134-5640 Hose Assembly Machines (100 Ton) from Sony Control to Crimputer Control{0374, 0599, 0684, 5057}
Converting 137-7238 Hose Assembly Machines and 134-5640 Hose Assembly Machines (100 Ton) from Sony Control to Crimputer Control{0374, 0599, 0684, 5057}

Set up and Basic Operation of the 145-5161 Floor Model Hose Machine {0374, 0599, 0684, 0738, 5057}
Set up and Basic Operation of the 145-5161 Floor Model Hose Machine {0374, 0599, 0684, 0738, 5057}

Using the 9U-5792, 4C-5052, 4C-5054, 4C-3670, and 4C-3680 Hydraulic Hose Machines{0374, 0599, 0684, 0738, 5057}
Using the 9U-5792, 4C-5052, 4C-5054, 4C-3670, and 4C-3680 Hydraulic Hose Machines{0374, 0599, 0684, 0738, 5057}

243-0765 Bench Model Hose Machine For Use With the 242-3567 Variable Crimp Die Bowl{0374, 0599, 0684, 0738, 5057}
243-0765 Bench Model Hose Machine For Use With the 242-3567 Variable Crimp Die Bowl{0374, 0599, 0684, 0738, 5057}

Crimping Permanent Couplings Using the 136-3642 Crimp Tool Group in Combination and XT Hose Machines{0374, 0599, 0684, 5057}
Crimping Permanent Couplings Using the 136-3642 Crimp Tool Group in Combination and XT Hose Machines{0374, 0599, 0684, 5057}

Reuse And Salvage Guidelines

Crimputer III Setup and Operation{0684, 5057}
Crimputer III Setup and Operation{0684, 5057}

Contamination Control Guidelines

Hose Products Reference Guide {0374, 0599, 0684, 0738, 5057}
Hose Products Reference Guide {0374, 0599, 0684, 0738, 5057}

Service Magazine

New Protective Caps For Hose Clamps Are Now Available {5057}
2001/11/19

Information Release Memo, HOS04-02, "XT-6 Hose and Couplings to XT-6 ES Components" Is Available {5057}
2004/06/21

Information Release Memo, PELJ0340 , "Reusable Couplings for Caterpillar -12 and -16 XT-6 ES Hose" {5057}
2004/06/28

Information Release Memo, PELJ0481 , "Product Line Expansion for Caterpillar Low and Medium Pressure Hose and Coupling Products" {5057}
2005/02/21

The 6V-8633 Connector Has Changed {5057, 7553}
2005/11/28

Caterpillar Hose and Coupling Practices {0618, 1000, 5057, 7000}
2008/05/26

LINES GP-AUXILIARY

Service Letter-NACD

PRODUCT IMPROVEMENT PROGRAM FOR REWORKING THE AUXILIARY RETURN LINE TO PREVENT HOSE FROM ENTERING THE OPERATOR STATION ON CERTAIN 301.5, 301.6 AND 301.8 MINI HYDRAULIC EXCAVATORS
PRODUCT IMPROVEMENT PROGRAM FOR REWORKING THE AUXILIARY RETURN LINE TO PREVENT HOSE FROM ENTERING THE OPERATOR STATION ON CERTAIN 301.5, 301.6 AND 301.8 MINI HYDRAULIC EXCAVATORS

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Technical Information Bulletin

Incorrect Operation Of The Two-Way Auxiliary Control Lever On 301.5, 301.6, 301.8 and 302.5 Mini-Hydraulic Excavators
Incorrect Operation Of The Two-Way Auxiliary Control Lever On 301.5, 301.6, 301.8 and 302.5 Mini-Hydraulic Excavators

Quick Disconnect Fittings Leaking on Certain Mini Hydraulic Excavators{5057, 6129}
Quick Disconnect Fittings Leaking on Certain Mini Hydraulic Excavators{5057, 6129}

Service Letter-China

Service Letter-Asia

Service Letter-APD

Service Magazine

Pilot System Pressure Test Port On Mini Hydraulic Excavators Relocated For Improved Serviceability {5057}
1999/07/05

Changes In Serviceable Parts For Some First Production Mini Hydraulic Excavators {5057}
1999/07/12

Pilot System Pressure Test Port Relocated For Improved Serviceability {5057}
1999/10/18

Special Instruction, REHS0327, "Field Installation Of The 147-5918 Boom Check Valve Lines" Is Available {5057,5463}
1999/11/01

The 6V-8633 Connector Has Changed {5057, 7553}
2005/11/28

LINES GP-BLADE

Pilot System Pressure Test Port On Mini Hydraulic Excavators Relocated For Improved Serviceability {5057}
1999/07/05

Changes In Serviceable Parts For Some First Production Mini Hydraulic Excavators {5057}
1999/07/12

Pilot System Pressure Test Port Relocated For Improved Serviceability {5057}
1999/10/18

Special Instruction, REHS0327, "Field Installation Of The 147-5918 Boom Check Valve Lines" Is Available {5057,5463}
1999/11/01

LINES GP-BOOM

Special Instruction

Field Installation of the 147-5918 Boom Check Valve Lines {5057, 5453}
Field Installation of the 147-5918 Boom Check Valve Lines {5057, 5453}

Service Letter-CSARL

PRODUCT IMPROVEMENT PROGRAM FOR REPLACING BOLTS ON CERTAIN 301.5, 301.6, 301.8, AND 302.5 MINI HYDRAULIC EXCAVATORS
PRODUCT IMPROVEMENT PROGRAM FOR REPLACING BOLTS ON CERTAIN 301.5, 301.6, 301.8, AND 302.5 MINI HYDRAULIC EXCAVATORS

Systems Operation

Boom Hydraulic System
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Hydraulic System

Service Magazine

Pilot System Pressure Test Port On Mini Hydraulic Excavators Relocated For Improved Serviceability {5057}
1999/07/05

Changes In Serviceable Parts For Some First Production Mini Hydraulic Excavators {5057}
1999/07/12

Pilot System Pressure Test Port Relocated For Improved Serviceability {5057}
1999/10/18

Special Instruction, REHS0327, "Field Installation Of The 147-5918 Boom Check Valve Lines" Is Available {5057,5463}
1999/11/01

A New Plating Process Eliminates The Boom Down Issues for Mini Hydraulic Excavators {5057, 5811}
2007/01/29

LINES GP-BUCKET

Service Letter-NACD

Product Support Program for the installation of an Additional Isolation Valve to Prevent Bucket Cylinder Drift on certain 301.5, 301.6, 301.6C, 301.8, 301.8C, 302.5, and 302.5C Excavators
Product Support Program for the installation of an Additional Isolation Valve to Prevent Bucket Cylinder Drift on certain 301.5, 301.6, 301.6C, 301.8, 301.8C, 302.5, and 302.5C Excavators

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Technical Information Bulletin

Damage To The Bucket Cylinder Due To Excessive Pressure
Damage To The Bucket Cylinder Due To Excessive Pressure

Service Letter-China

Service Letter-Asia

Systems Operation

Bucket Hydraulic System
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Hydraulic System

Service Letter-APD

Service Magazine

Pilot System Pressure Test Port On Mini Hydraulic Excavators Relocated For Improved Serviceability {5057}
1999/07/05

Changes In Serviceable Parts For Some First Production Mini Hydraulic Excavators {5057}
1999/07/12

Pilot System Pressure Test Port Relocated For Improved Serviceability {5057}
1999/10/18

Special Instruction, REHS0327, "Field Installation Of The 147-5918 Boom Check Valve Lines" Is Available {5057,5463}
1999/11/01

The Addition of an Abrasion Sleeve Protects the Hose Assemblies in the Bucket Lines Gp {5057}
2005/11/28

Installation of an Additional Isolation Valve Prevents Bucket Cylinder Drift {1329, 5057, 5143}
2006/07/03

LINES GP-COUPLER

Technical Information Bulletin

Quick Disconnect Fittings Leaking on Certain Mini Hydraulic Excavators{5057, 6129}
Quick Disconnect Fittings Leaking on Certain Mini Hydraulic Excavators{5057, 6129}

Service Magazine

The 6V-8633 Connector Has Changed {5057, 7553}
2005/11/28

LINES GP-FRONT

Pilot System Pressure Test Port On Mini Hydraulic Excavators Relocated For Improved Serviceability {5057}
1999/07/05

Changes In Serviceable Parts For Some First Production Mini Hydraulic Excavators {5057}
1999/07/12

Pilot System Pressure Test Port Relocated For Improved Serviceability {5057}
1999/10/18

Special Instruction, REHS0327, "Field Installation Of The 147-5918 Boom Check Valve Lines" Is Available {5057,5463}
1999/11/01

LINES GP-HYDRAULIC

Special Instruction

Hose and Coupling Assembly and Repair Process Guide{0684, 3016, 3103, 3154, 4133, 4257, 4304, 5057, 7554}
Hose and Coupling Assembly and Repair Process Guide{0684, 3016, 3103, 3154, 4133, 4257, 4304, 5057, 7554}

Modes of Failure for Quick Disconnect Connectors {0618, 5057, 6129}
Modes of Failure for Quick Disconnect Connectors {0618, 5057, 6129}

New Hose Couplings Are Now Used{0684, 5057, 5057, 7554}
New Hose Couplings Are Now Used{0684, 5057, 5057, 7554}

Technical Information Bulletin

Some Hydraulic Couplings are Identified with an Incorrect Part Number{5057}
Some Hydraulic Couplings are Identified with an Incorrect Part Number{5057}

The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}
The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}

Tool Operating Manual

Crimputer III Setup and Operation{0684, 5057}
Crimputer III Setup and Operation{0684, 5057}

242-3567 Variable Crimp Die Bowl{0684}
242-3567 Variable Crimp Die Bowl{0684}

Crimping Caterpillar 1E294, 1E716, 1E844 Hose and Couplings {0374, 0599, 0684, 0738, 5057}
Crimping Caterpillar 1E294, 1E716, 1E844 Hose and Couplings {0374, 0599, 0684, 0738, 5057}

Using the 209-3153 Portable Hose Machine {0374, 0599, 0684, 0738, 5057}
Using the 209-3153 Portable Hose Machine {0374, 0599, 0684, 0738, 5057}

4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}

Set up and Basic Operation of the 145-5161 Floor Model Hose Machine {0374, 0599, 0684, 0738, 5057}
Set up and Basic Operation of the 145-5161 Floor Model Hose Machine {0374, 0599, 0684, 0738, 5057}

Reuse And Salvage Guidelines

Crimputer III Setup and Operation{0684, 5057}
Crimputer III Setup and Operation{0684, 5057}

Contamination Control Guidelines

Hose Products Reference Guide {0374, 0599, 0684, 0738, 5057}
Hose Products Reference Guide {0374, 0599, 0684, 0738, 5057}

Service Magazine

Color Coded Dust Caps for S·O·S Ports Will Be Available {7770}
2003/12/01

Information Release Memo, HOS04-02, "XT-6 Hose and Couplings to XT-6 ES Components" Is Available {5057}
2004/06/21

Information Release Memo, PELJ0340 , "Reusable Couplings for Caterpillar -12 and -16 XT-6 ES Hose" {5057}
2004/06/28

Five New Wrenches Remove Snap To Connect Couplings from Hydraulic Hose Assemblies {0602, 0738, 5057}
2006/02/13

Warranty Information Changes for the Quick Disconnect Connectors {0618, 5057, 6129}
2007/08/20

Caterpillar Hose and Coupling Practices {0618, 1000, 5057, 7000}
2008/05/26

Improved Installation of the Thumb Relief Valve Hydraulic Kit {5057, 5063, 5462}
2008/08/04

Hydraulic Hose Suppression Sleeves for Certain Machines are Now Available {5057}
Hydraulic Hose Suppression Sleeves for Certain Machines are Now Available {5057}

LINES GP-PILOT

Technical Information Bulletin

The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}
The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}

Service Magazine

Pilot System Pressure Test Port On Mini Hydraulic Excavators Relocated For Improved Serviceability {5057}
1999/07/05

Changes In Serviceable Parts For Some First Production Mini Hydraulic Excavators {5057}
1999/07/12

Pilot System Pressure Test Port Relocated For Improved Serviceability {5057}
1999/10/18

Special Instruction, REHS0327, "Field Installation Of The 147-5918 Boom Check Valve Lines" Is Available {5057,5463}
1999/11/01

A Parts Change Accommodates Installation of the Pattern Control Changer for the Joystick {1273, 5056, 5057, 5059}
2000/05/22

LINES GP-PUMP

Technical Information Bulletin

The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}
The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}

Service Magazine

Pilot System Pressure Test Port On Mini Hydraulic Excavators Relocated For Improved Serviceability {5057}
1999/07/05

Changes In Serviceable Parts For Some First Production Mini Hydraulic Excavators {5057}
1999/07/12

Pilot System Pressure Test Port Relocated For Improved Serviceability {5057}
1999/10/18

Special Instruction, REHS0327, "Field Installation Of The 147-5918 Boom Check Valve Lines" Is Available {5057,5463}
1999/11/01

New Hose Assemblies Improve Resistance to Hydraulic Oil Leaks on Mini Hydraulic Excavators {5057}
2005/12/19

LINES GP-RETURN

Service Letter-NACD

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Service Letter-China

Service Letter-Asia

Systems Operation

Return Hydraulic System
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Hydraulic System

Service Letter-APD

Service Magazine

Pilot System Pressure Test Port On Mini Hydraulic Excavators Relocated For Improved Serviceability {5057}
1999/07/05

Changes In Serviceable Parts For Some First Production Mini Hydraulic Excavators {5057}
1999/07/12

Pilot System Pressure Test Port Relocated For Improved Serviceability {5057}
1999/10/18

Special Instruction, REHS0327, "Field Installation Of The 147-5918 Boom Check Valve Lines" Is Available {5057,5463}
1999/11/01

LINES GP-STICK

Pilot System Pressure Test Port On Mini Hydraulic Excavators Relocated For Improved Serviceability {5057}
1999/07/05

Changes In Serviceable Parts For Some First Production Mini Hydraulic Excavators {5057}
1999/07/12

Pilot System Pressure Test Port Relocated For Improved Serviceability {5057}
1999/10/18

Special Instruction, REHS0327, "Field Installation Of The 147-5918 Boom Check Valve Lines" Is Available {5057,5463}
1999/11/01

The 6V-8633 Connector Has Changed {5057, 7553}
2005/11/28

LINES GP-SWING

Systems Operation

Swing System
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Hydraulic System

Service Magazine

Pilot System Pressure Test Port On Mini Hydraulic Excavators Relocated For Improved Serviceability {5057}
1999/07/05

Changes In Serviceable Parts For Some First Production Mini Hydraulic Excavators {5057}
1999/07/12

Pilot System Pressure Test Port Relocated For Improved Serviceability {5057}
1999/10/18

Special Instruction, REHS0327, "Field Installation Of The 147-5918 Boom Check Valve Lines" Is Available {5057,5463}
1999/11/01

MANIFOLD GP

Specifications

Pilot and Travel Speed Manifold
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine System Specifications

Systems Operation

Pilot and Travel Speed Manifold
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Hydraulic System

Disassembly and Assembly

Pilot and Travel Speed Manifold - Remove and Install
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

MISCELLANEOUS INFORMATION

Special Instruction

Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}
Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}

Service Magazine

Correction To Testing And Adjusting Manual, RENR2806 {5050}
1999/06/21

MOTOR GP

Special Instruction

Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}

Test Specifications for Vane Cartridges{0784, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}

Tool Operating Manual

Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}

Reuse And Salvage Guidelines

Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 9, 10, and 11) {5061, 506G, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 9, 10, and 11) {5061, 506G, 5073}

Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}

General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}
General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}

Bench Test Procedures

Service Magazine

Correction to Testing and Adjusting for the Swing Motor Test {5058}
2000/04/03

Gasket Kits for the Travel Motor Are Available {5058}
2002/06/10

New Travel Motors and New Travel Motor Lines {3218, 4351}
2003/01/20

Plate Modifications in Order to Accommodate the New Swing Motor on the Mini Hydraulic Excavators {5058}
2003/02/10

PUMP GP

Special Instruction

Nexus Gear Pump Porting{5073}
Nexus Gear Pump Porting{5073}

Repair Process for Hydraulic Gear Pumps {5073}
Repair Process for Hydraulic Gear Pumps {5073}

Test Specifications for Vane Cartridges{0784, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}

Specifications

Gear Pump (Pilot, Work Tool and Swing)
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine System Specifications

Gear Pump (Work Tool and Travel)
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine System Specifications

Gear Pump (Pilot, Work Tool, Swing, and Travel)
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine System Specifications

Tool Operating Manual

4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}

Systems Operation

Gear Pump (Pilot, Work Tool and Swing)
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Hydraulic System

Gear Pump (Work Tool and Travel)
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Hydraulic System

Gear Pump - Implement and Pilot
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Hydraulic System

Reuse And Salvage Guidelines

Vane Type Hydraulic Pumps {5055}
Vane Type Hydraulic Pumps {5055}

Repair Process for Hydraulic Gear Pumps {5073}
Repair Process for Hydraulic Gear Pumps {5073}

Removing and Installing Bushings and Pressure Plates in Hydraulic Gear Pumps {5073}
Removing and Installing Bushings and Pressure Plates in Hydraulic Gear Pumps {5073}

General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}
General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}

Bench Test Procedures

Bench Test Procedure for Gear Pumps {5073}
Bench Test Procedure for Gear Pumps {5073}

Bench Test Procedure for Vane Pumps {5055}
Bench Test Procedure for Vane Pumps {5055}

Disassembly and Assembly

Gear Pump (Pilot, Work Tool and Swing) - Disassemble
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Gear Pump (Pilot, Work Tool and Swing) - Install
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Gear Pump (Work Tool and Travel) - Remove
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Gear Pump (Work Tool and Travel) - Install
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Gear Pump (Work Tool and Travel) - Disassemble
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Engine and Pumps - Install
301.5, 301.6 and 301.8 Mini-Hydraulic Excavator Engine Supplement

Engine and Pumps - Remove
301.5, 301.6 and 301.8 Mini-Hydraulic Excavator Engine Supplement

Pump Mounting Housing, Flange and Hub - Remove
301.5, 301.6 and 301.8 Mini-Hydraulic Excavator Engine Supplement

Pump Mounting Housing, Flange and Hub -Install
301.5, 301.6 and 301.8 Mini-Hydraulic Excavator Engine Supplement

Gear Pump (Work Tool and Travel) - Assemble
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Gear Pump (Pilot, Work Tool and Swing) - Assemble
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Gear Pump (Pilot, Work Tool and Swing) - Remove
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Service Magazine

Cover Plate, Flange are Available for Use During Flow Tests on the Main Hydraulic Pumps {0738, 5070, 5084}
2005/04/25

An Improved Pump Coupling Is Available {5073}
2006/06/05

PUMP GP-METERING

New Metering Pump Groups For Steering Control Prevent Oil Leaks {4300, 4301, 4312}
2010/08/19

SWIVEL GP

Systems Operation

Swivel
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Hydraulic System

Disassembly and Assembly

Swivel - Disassemble
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Swivel - Install
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Swivel - Assemble
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Swivel - Remove
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

TANK GP

Operation and Maintenance Manual

Hydraulic System Oil - Change
301.5, 301.6 and 301.8 Mini Hydraulic Excavators

Hydraulic System Oil Level - Check
301.5, 301.6 and 301.8 Mini Hydraulic Excavators

Specifications

Hydraulic Tank
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine System Specifications

Tool Operating Manual

204-7392 (Air Motor Driven) Filter Cart {0645, 0680, 0738, 5056, 5068}
204-7392 (Air Motor Driven) Filter Cart {0645, 0680, 0738, 5056, 5068}

Procedures For Using: 127-8781 Transfer Filter Cart , old 9U-7361 (110V, 60 hz), 169-7159 Transfer Filter Cart , old 127-8782 (220V, 50 hz) CE, 174-9158 Transfer Filter Cart , old 129-0849 (Air Motor Driven){0374, 0599, 0680, 0738}
Procedures For Using: 127-8781 Transfer Filter Cart , old 9U-7361 (110V, 60 hz), 169-7159 Transfer Filter Cart , old 127-8782 (220V, 50 hz) CE, 174-9158 Transfer Filter Cart , old 129-0849 (Air Motor Driven){0374, 0599, 0680, 0738}

Procedure for Using 173-8839 Fluid Storage Filter Cart {0113, 0374, 0599, 0680, 0738, 7579}
Procedure for Using 173-8839 Fluid Storage Filter Cart {0113, 0374, 0599, 0680, 0738, 7579}

Reuse And Salvage Guidelines

Filtration Times for Caterpillar Machine Fluid Compartments{0680, 0738, 0768, 3080, 5050, 5056, 5095}
Filtration Times for Caterpillar Machine Fluid Compartments{0680, 0738, 0768, 3080, 5050, 5056, 5095}

Contamination Control Guidelines

Procedure for Filtering 9U-5000 Hydraulic Test Bench Hydraulic Oil {0680, 0738, 0768, 0784, 5050, 5056}
Procedure for Filtering 9U-5000 Hydraulic Test Bench Hydraulic Oil {0680, 0738, 0768, 0784, 5050, 5056}

Filtration Procedure for Excavator Hydraulic Oil {0680, 0768, 5050, 5056}
Filtration Procedure for Excavator Hydraulic Oil {0680, 0768, 5050, 5056}

Filtration Procedure for Hydraulic Oil in Compact Equipment {0680, 0768, 5050, 5056}
Filtration Procedure for Hydraulic Oil in Compact Equipment {0680, 0768, 5050, 5056}

Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}
Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}

Basic Principles of Kidney Loop Filtering Hydraulic Fluid Systems {0680, 0768, 5050, 5056}
Basic Principles of Kidney Loop Filtering Hydraulic Fluid Systems {0680, 0768, 5050, 5056}

Bench Test Procedures

Filtration Procedure for Hydraulic Oil in Compact Equipment {0680, 0768, 5050, 5056}
Filtration Procedure for Hydraulic Oil in Compact Equipment {0680, 0768, 5050, 5056}

Disassembly and Assembly

Tank (Hydraulic) - Remove
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Tank (Hydraulic) - Install
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Service Magazine

A Parts Change Accommodates Installation of the Pattern Control Changer for the Joystick {1273, 5056, 5057, 5059}
2000/05/22

Improved Sight Gauges for the Hydraulic Tank and for the Fuel Tank Have Increased Durability {1273, 5056, 7479}
2003/12/08

Single Element and Multiple Element Filter Heads are Available for Customized Systems {0738}
2004/03/29

A New Strainer Assembly For the Hydraulic Tank Is Now Available {5056, 5068}
2013/09/02

Welding On Fuel And Hydraulic Tanks {0353, 0679, 1273, 5056, 7000}
2005/12/19

Proper Identification of Ports on 5P-0306 Vacuum Transducer {0768, 5050, 5056}
2006/01/23

Spanner Wrench is Available for Ecology Drain Valves {1302, 1353, 1372, 5076, 5613}
2006/03/20

TOOLS

Truck Engine News

Single Purpose Fluid Sampling Valves and Dual Purpose Fluid Sampling Valves Require Different Quick Connect Couplers {0645, 7542}
2004/12/01

Portable Contamination Monitor Group Provides a Lower Cost Alternative to Particle Counting {0781, 0784, 0786, 1300, 5050}
2004/12/01

Changes to the Usage and Cleaning of the Contamination Monitor Group {0784, 5050}
2010/10/01

Engine News

Single Purpose Fluid Sampling Valves and Dual Purpose Fluid Sampling Valves Require Different Quick Connect Couplers {0645, 7542}
2004/12/01

Portable Contamination Monitor Group Provides a Lower Cost Alternative to Particle Counting {0781, 0784, 0786, 1300, 5050}
2004/12/01

Changes to the Usage and Cleaning of the Contamination Monitor Group {0784, 5050}
2010/09/10

Special Instruction

Test Specifications for Vane Cartridges{0784, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}

Operating Instructions for Cat 1U-9400 Series Hydraulic Test Center {0784}
Operating Instructions for Cat 1U-9400 Series Hydraulic Test Center {0784}

Accumulator Discharging and Charging Procedures {0738, 4263, 4264, 4331, 5077, 5077, 5081, 7474}
Accumulator Discharging and Charging Procedures {0738, 4263, 4264, 4331, 5077, 5077, 5081, 7474}

Lip Type Seals {0599, 0733, 5050, 7555}
Lip Type Seals {0599, 0733, 5050, 7555}

Hose Inspection Form {0374, 0599, 5057, 5057}
Hose Inspection Form {0374, 0599, 5057, 5057}

Technical Information Bulletin

Updated Ride Control Accumulator Test and Charge Instructions{0738, 5004, 5077, 5081, 7474}
Updated Ride Control Accumulator Test and Charge Instructions{0738, 5004, 5077, 5081, 7474}

Tool Operating Manual

Crimputer III Setup and Operation{0684, 5057}
Crimputer III Setup and Operation{0684, 5057}

242-3567 Variable Crimp Die Bowl{0684}
242-3567 Variable Crimp Die Bowl{0684}

Using the 198-4240 Digital Pressure Indicator Group{0599, 0738, 0788, 1000, 3000, 4000, 5000, 6000}
Using the 198-4240 Digital Pressure Indicator Group{0599, 0738, 0788, 1000, 3000, 4000, 5000, 6000}

Crimping Caterpillar 1E294, 1E716, 1E844 Hose and Couplings {0374, 0599, 0684, 0738, 5057}
Crimping Caterpillar 1E294, 1E716, 1E844 Hose and Couplings {0374, 0599, 0684, 0738, 5057}

Using the 209-3153 Portable Hose Machine {0374, 0599, 0684, 0738, 5057}
Using the 209-3153 Portable Hose Machine {0374, 0599, 0684, 0738, 5057}

Base-Mounted Recirculating Parts Washers{0374, 0599, 0680, 0699, 0700}
Base-Mounted Recirculating Parts Washers{0374, 0599, 0680, 0699, 0700}

204-7392 (Air Motor Driven) Filter Cart {0645, 0680, 0738, 5056, 5068}
204-7392 (Air Motor Driven) Filter Cart {0645, 0680, 0738, 5056, 5068}

1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}
1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}

Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}
Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}

9U-5000 Series Hydraulic Test Bench {0599, 0738}
9U-5000 Series Hydraulic Test Bench {0599, 0738}

4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}

4C-9437 Portable Hydraulic Tester , 1U-8761 Portable Hydraulic Tester (Canceled), 4C-9675 Portable Hydraulic Tester , 1U-9951 Portable Hydraulic Tester (Canceled){0599, 0738}
4C-9437 Portable Hydraulic Tester , 1U-8761 Portable Hydraulic Tester (Canceled), 4C-9675 Portable Hydraulic Tester , 1U-9951 Portable Hydraulic Tester (Canceled){0599, 0738}

Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}
Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}

Procedure for Using 173-8839 Fluid Storage Filter Cart {0113, 0374, 0599, 0680, 0738, 7579}
Procedure for Using 173-8839 Fluid Storage Filter Cart {0113, 0374, 0599, 0680, 0738, 7579}

146-1738 Precision Borescope (Hawkeye){0599, 0614, 0644, 0701, 0706, 0708, 0727, 0738}
146-1738 Precision Borescope (Hawkeye){0599, 0614, 0644, 0701, 0706, 0708, 0727, 0738}

TT5000 to TT7000 Torque Turn Wrench Conversion{0374, 0599, 0602, 0677, 79NY}
TT5000 to TT7000 Torque Turn Wrench Conversion{0374, 0599, 0602, 0677, 79NY}

Set up and Basic Operation of the 145-5161 Floor Model Hose Machine {0374, 0599, 0684, 0738, 5057}
Set up and Basic Operation of the 145-5161 Floor Model Hose Machine {0374, 0599, 0684, 0738, 5057}

Using the 164-2691 Printer Group {0374, 0599, 0684, 5057}
Using the 164-2691 Printer Group {0374, 0599, 0684, 5057}

420-2048 Adjustable C-Frame Assembly{0629, 0632, 0738, 4000, 5050, 7000}
420-2048 Adjustable C-Frame Assembly{0629, 0632, 0738, 4000, 5050, 7000}

HVOF Identifier 396-9342 Group{0599, 0669, 0679, 7000}
HVOF Identifier 396-9342 Group{0599, 0669, 0679, 7000}

4-Inch Radial Hose Machine{0374, 0599, 0684, 0738, 5057}
4-Inch Radial Hose Machine{0374, 0599, 0684, 0738, 5057}

Procedures for Using the 212-1503 Portable Parts Washer{0374, 0599, 0680, 0699, 0700}
Procedures for Using the 212-1503 Portable Parts Washer{0374, 0599, 0680, 0699, 0700}

Using the 223-2105 Hose Cutting Machine{0374, 0599, 0678, 0684, 0708, 0738, 5057, 6060}
Using the 223-2105 Hose Cutting Machine{0374, 0599, 0678, 0684, 0708, 0738, 5057, 6060}

Crimping XT-3 ES and XT-5 S4G, MCSH, and MCSX Couplings Using 4C-3660, 4C-5052, 4C-5053, 9U-5792, or 9U-7261 Hose Machines{0374, 0599, 0684, 0738, 5057}
Crimping XT-3 ES and XT-5 S4G, MCSH, and MCSX Couplings Using 4C-3660, 4C-5052, 4C-5053, 9U-5792, or 9U-7261 Hose Machines{0374, 0599, 0684, 0738, 5057}

Using the 453-3204 Pressure and Temperature Test Group{0374, 0599, 0706, 0708, 0709, 0731, 0732, 0738, 1408, 1439}
Using the 453-3204 Pressure and Temperature Test Group{0374, 0599, 0706, 0708, 0709, 0731, 0732, 0738, 1408, 1439}

Installing 457-6030 (C3-290 Controller) on Hose Crimping Machines 233-8048, 286-4354, 286-4355, 275-6199, 286-4353, and 233-8038{0374, 0599, 0684, 0700, 0738, 5057}
Installing 457-6030 (C3-290 Controller) on Hose Crimping Machines 233-8048, 286-4354, 286-4355, 275-6199, 286-4353, and 233-8038{0374, 0599, 0684, 0700, 0738, 5057}

NEHS1214: 455-0126 Nitrogen Booster Pump Group {0374, 0599, 0647, 0756, 4263, 4331, 5077, 7200}
NEHS1214: 455-0126 Nitrogen Booster Pump Group {0374, 0599, 0647, 0756, 4263, 4331, 5077, 7200}

Base Mounted Recirculating Parts Washers {0374, 0599, 0680, 0699, 0700}
Base Mounted Recirculating Parts Washers {0374, 0599, 0680, 0699, 0700}

Reuse And Salvage Guidelines

Crimputer III Setup and Operation{0684, 5057}
Crimputer III Setup and Operation{0684, 5057}

Contamination Control Guidelines

Filtration Procedure for Excavator Hydraulic Oil {0680, 0768, 5050, 5056}
Filtration Procedure for Excavator Hydraulic Oil {0680, 0768, 5050, 5056}

Filtration Procedure for Hydraulic Oil in Compact Equipment {0680, 0768, 5050, 5056}
Filtration Procedure for Hydraulic Oil in Compact Equipment {0680, 0768, 5050, 5056}

Procedure for Operating Caterpillar Filter Carts {0680, 0768, 5050}
Procedure for Operating Caterpillar Filter Carts {0680, 0768, 5050}

Hose Products Reference Guide {0374, 0599, 0684, 0738, 5057}
Hose Products Reference Guide {0374, 0599, 0684, 0738, 5057}

Basic Principles of Kidney Loop Filtering Hydraulic Fluid Systems {0680, 0768, 5050, 5056}
Basic Principles of Kidney Loop Filtering Hydraulic Fluid Systems {0680, 0768, 5050, 5056}

Bench Test Procedures

Required Tooling for Bench Testing Hydraulic Components {0784, 4000, 4005, 4129, 4250, 4300, 5050}
Required Tooling for Bench Testing Hydraulic Components {0784, 4000, 4005, 4129, 4250, 4300, 5050}

Filtration Procedure for Hydraulic Oil in Compact Equipment {0680, 0768, 5050, 5056}
Filtration Procedure for Hydraulic Oil in Compact Equipment {0680, 0768, 5050, 5056}

Service Magazine

New Filter Group Available for Kidney Loop Filtering the Hydraulic System {0738}
2004/02/16

New Hydraulic Hose Assembly Machine Integrates Crimputer II with Radial Crimping Technology {0738}
2004/05/03

Single Element and Multiple Element Filter Heads are Available for Customized Systems {0738}
2004/03/29

Hose Kit Helps the Technician Properly Prepare Hydraulic Hose for Assembly {0684}
2004/05/31

243-3133 Quick Connect Coupler (Fluid Sampling) Provides A Coupler for Portable Particle Analyzers {0707, 0717, 0731, 0732, 0738}
2004/07/05

Test Kit Checks Oil Coolers for Leaks {0768, 0781, 0783, 0784}
2004/12/27

Single Purpose Fluid Sampling Valves and Dual Purpose Fluid Sampling Valves Require Different Quick Connect Couplers {0645, 7542}
2004/12/01

Portable Contamination Monitor Group Provides a Lower Cost Alternative to Particle Counting {0781, 0784, 0786, 1300, 5050}
2004/12/01

Cover Plate, Flange are Available for Use During Flow Tests on the Main Hydraulic Pumps {0738, 5070, 5084}
2005/04/25

Remove Certain 6D-7726 Hose Assemblies from Inventory {0738}
2005/12/12

Five New Wrenches Remove Snap To Connect Couplings from Hydraulic Hose Assemblies {0602, 0738, 5057}
2006/02/13

Proper Identification of Ports on 5P-0306 Vacuum Transducer {0768, 5050, 5056}
2006/01/23

Spanner Wrench is Available for Ecology Drain Valves {1302, 1353, 1372, 5076, 5613}
2006/03/20

VALVE GP

Disassembly and Assembly

Diverter Valve (Blade and Undercarriage Cylinders) - Remove and Install
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

VALVE GP-BANK

Specifications

Bank Valve
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine System Specifications

Disassembly and Assembly

Main Control Valve - Disassemble
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Main Control Valve - Assemble
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Main Control Valve - Remove
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Main Control Valve - Install
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Service Magazine

The 6V-8633 Connector Has Changed {5057, 7553}
2005/11/28

Improved Installation of the Thumb Relief Valve Hydraulic Kit {5057, 5063, 5462}
2008/08/04

VALVE GP-CHECK

Special Instruction

Field Installation of the 147-5918 Boom Check Valve Lines {5057, 5453}
Field Installation of the 147-5918 Boom Check Valve Lines {5057, 5453}

VALVE GP-CONTROL

Service Letter-CSARL

Tool Operating Manual

4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}

Systems Operation

Bank Valve
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Hydraulic System

Control Valve (Straight Travel)
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Hydraulic System

Testing and Adjusting

Relief Valve (Line) - Test and Adjust
301.5, 301.6 and 301.8 Mini Hydraulic Excavators

Relief Valve (Main) - Test and Adjust
301.5, 301.6 and 301.8 Mini Hydraulic Excavators

Service Magazine

Special Instruction, REHS0327, "Field Installation Of The 147-5918 Boom Check Valve Lines" Is Available {5057,5463}
1999/11/01

The 6V-8633 Connector Has Changed {5057, 7553}
2005/11/28

Improved Installation of the Thumb Relief Valve Hydraulic Kit {5057, 5063, 5462}
2008/08/04

VALVE GP-DRAIN

Spanner Wrench is Available for Ecology Drain Valves {1302, 1353, 1372, 5076, 5613}
2006/03/20

VALVE GP-FLUID SAMPLING

Truck Engine News

Single Purpose Fluid Sampling Valves and Dual Purpose Fluid Sampling Valves Require Different Quick Connect Couplers {0645, 7542}
2004/12/01

Engine News

Operation and Maintenance Manual

Hydraulic System Oil Sample - Obtain
301.5, 301.6 and 301.8 Mini Hydraulic Excavators

Contamination Control Guidelines

Service Magazine

Color Coded Dust Caps for S·O·S Ports Will Be Available {7770}
2003/12/01

243-3133 Quick Connect Coupler (Fluid Sampling) Provides A Coupler for Portable Particle Analyzers {0707, 0717, 0731, 0732, 0738}
2004/07/05

Single Purpose Fluid Sampling Valves and Dual Purpose Fluid Sampling Valves Require Different Quick Connect Couplers {0645, 7542}
2004/12/01

VALVE GP-LOAD CONTROL

Operation and Maintenance Manual

Equipment Lowering with Engine Stopped
301.5, 301.6 and 301.8 Mini Hydraulic Excavators

Specifications

Solenoid Valve (Work Tool Lowering)
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine System Specifications

Systems Operation

Solenoid Valve (Work Tool Lowering)
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Hydraulic System

Service Magazine

Changes to Systems Operation Modules, RENR2805 and RENR2845 {5147}
2000/03/06

Improved Seals for the Load Control Valve {5811}
2004/03/15

A New Plating Process Eliminates The Boom Down Issues for Mini Hydraulic Excavators {5057, 5811}
2007/01/29

VALVE GP-LOCK

Installation of an Additional Isolation Valve Prevents Bucket Cylinder Drift {1329, 5057, 5143}
2006/07/03

VALVE GP-MANIFOLD & RELIEF

Specifications

Pilot and Travel Speed Manifold
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine System Specifications

Systems Operation

Pilot and Travel Speed Manifold
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Hydraulic System

Disassembly and Assembly

Pilot and Travel Speed Manifold - Remove and Install
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

VALVE GP-MANUAL

Technical Information Bulletin

Service Magazine

Installation of an Additional Isolation Valve Prevents Bucket Cylinder Drift {1329, 5057, 5143}
2006/07/03

VALVE GP-PILOT

Technical Information Bulletin

Left Hand Joystick May Contact Inside Door Handle
Left Hand Joystick May Contact Inside Door Handle

Changing The Pattern Of The Joystick Controls
Changing The Pattern Of The Joystick Controls

Specifications

Pilot Valve (Joystick)
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine System Specifications

Systems Operation

Pilot Valve (Joystick)
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Hydraulic System

Disassembly and Assembly

Pilot Valve (Joystick) - Remove
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Pilot Valve (Joystick) - Install
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Pilot Valve (Joystick) - Disassemble
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Pilot Valve (Joystick) - Assemble
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

VALVE GP-RELIEF

Service Letter-NACD

Service Letter-CSARL

Tool Operating Manual

Repairing Line Relief Valve Seats in Hydraulic Control Valves Using the 229-3612 Hydraulic Valve Seat Repair Kit{0738, 5117}
Repairing Line Relief Valve Seats in Hydraulic Control Valves Using the 229-3612 Hydraulic Valve Seat Repair Kit{0738, 5117}

Testing and Adjusting

Relief Valve (Line) - Test and Adjust
301.5, 301.6 and 301.8 Mini Hydraulic Excavators

Relief Valve (Main) - Test and Adjust
301.5, 301.6 and 301.8 Mini Hydraulic Excavators

Service Magazine

Special Instruction, REHS0327, "Field Installation Of The 147-5918 Boom Check Valve Lines" Is Available {5057,5463}
1999/11/01

Improved Installation of the Thumb Relief Valve Hydraulic Kit {5057, 5063, 5462}
2008/08/04

VALVE GP-SHUTOFF

Installation of an Additional Isolation Valve Prevents Bucket Cylinder Drift {1329, 5057, 5143}
2006/07/03

VALVE GP-SOLENOID

Specifications

Pilot and Travel Speed Manifold
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine System Specifications

Solenoid Valve (Work Tool Lowering)
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine System Specifications

Systems Operation

Pilot and Travel Speed Manifold
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Hydraulic System

Solenoid Valve (Work Tool Lowering)
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Hydraulic System

Disassembly and Assembly

Pilot and Travel Speed Manifold - Remove and Install
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Machine Systems

Service Magazine

Changes to Systems Operation Modules, RENR2805 and RENR2845 {5147}
2000/03/06

VALVE GP-SPEED CONTROL

Systems Operation

Control Valve (Straight Travel)
301.5, 301.6 and 301.8 Mini Hydraulic Excavators Hydraulic System

LINES GP-WORK TOOL

Special Instruction

Modes of Failure for Quick Disconnect Connectors {0618, 5057, 6129}
Modes of Failure for Quick Disconnect Connectors {0618, 5057, 6129}

Service Magazine

Maintaining Quick Disconnect Fittings for Increased Serviceability {5057, 7000}
2002/06/24

Warranty Information Changes for the Quick Disconnect Connectors {0618, 5057, 6129}
2007/08/20

Truck sale:

Caterpillar 301.5
- Crawler Excavators
TRACTOR & EQUIPMENT CO.

CATERPILLAR 301.5 2003
- TRACK EXCAVATORS
MILTON CAT
100 Quarry Drive - MILFORD - Massachus

CATERPILLAR 301.5 2000
- TRACK EXCAVATORS
HOLT CAT

CATERPILLAR 301.5 2002
- TRACK EXCAVATORS
BUTLER MACHINERY CO
3401 33rd St SW - Fargo - North Dakota

CATERPILLAR 301.5 2003
- TRACK EXCAVATORS
BERGERAT MONNOYEUR
117 RUE CHARLES MICHELS - ST DENIS -