303.5E 2CR Mini Hydraulic Excavator BG800001-UP (MACHINE) POWERED BY C1.7 Engine HYDRAULIC SYSTEM Caterpillar SIS

MINI HYD EXCAVATOR 303.5E2 CR MINI HYD EXCAVATOR BG8
303.5E 2CR Mini Hydraulic Excavator BG800001-UP (MACHINE) POWERED BY C1.7 Engine SEBP6880 303.5E2 CR BG8 (2014)

Parts group 303.5E2 CR:

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HYDRAULIC SYSTEM

ACCUMULATOR GP

430-3214 ACCUMULATOR & MTG GP-HYDRAULIC

430-3214 ACCUMULATOR & MTG GP-HYDRAULIC
PART OF 397-7016 HYDRAULIC AR
ALSO AN ATTACHMENT

227-8807 ACCUMULATOR GP-HYDRAULIC

227-8807 ACCUMULATOR GP-HYDRAULIC -UNCHARGED
FIELD REPLACEMENT FOR @@@@@397-6929@@@@@

397-6929 ACCUMULATOR GP-HYDRAULIC

397-6929 ACCUMULATOR GP-HYDRAULIC -UNCHARGED
PART OF 430-3214 ACCUMULATOR & MTG GP-HYDRAULIC
FIELD REPLACEMENT ORDER @@@@@227-8807@@@@@
ALSO AN ATTACHMENT

COOLER GP

415-2700 RADIATOR & HYD OIL COOLER GP

415-2700 RADIATOR & HYD OIL COOLER GP
PART OF 397-7021 INSTALLATION AR-ENGINE
ALSO AN ATTACHMENT

CYLINDER GP

397-6961 CYLINDER GP-BLADE

397-6961 CYLINDER GP-BLADE -ANGLE
65-MM (2.6-IN) BORE X 338-MM (13.3-IN) STROKE
PART OF 397-7152 BLADE AR-ANGLING
AN ATTACHMENT

397-6963 CYLINDER GP-BLADE

397-6963 CYLINDER GP-BLADE
80-MM (3.2-IN) BORE X 187-MM (7.4-IN) STROKE
PART OF 397-7152 BLADE AR-ANGLING, 397-7151 BLADE AR-STRAIGHT
AN ATTACHMENT

397-6967 CYLINDER GP-BOOM

397-6967 CYLINDER GP-BOOM
80-MM (3.2-IN) BORE X 560.5-MM (22.1-IN) STROKE
PART OF 397-7081 LINES AR-BOOM
AN ATTACHMENT

397-6971 CYLINDER GP-BOOM

397-6971 CYLINDER GP-BOOM
80-MM (3.2-IN) BORE X 560.5-MM (22.1-IN) STROKE
PART OF 397-7082 LINES AR-BOOM
AN ATTACHMENT

397-6978 CYLINDER GP-BUCKET

397-6978 CYLINDER GP-BUCKET
70-MM (2.8-IN) BORE X 497.5-MM (19.6-IN) STROKE
PART OF 397-7071, 397-7072, 432-1503 LINKAGE AR-BUCKET
AN ATTACHMENT

268-8224 CYLINDER GP-HYDRAULIC

268-8224 CYLINDER GP-HYDRAULIC
63.5-MM (2.5-IN) BORE X 431.8-MM (17-IN) STROKE
PART OF 309-1917, 309-1938 THUMB GP
AN ATTACHMENT

361-1125 CYLINDER GP-HYDRAULIC

361-1125 CYLINDER GP-HYDRAULIC
PART OF 361-1123 LOCK GP-QUICK COUPLER
AN ATTACHMENT

397-6983 CYLINDER GP-STICK

397-6983 CYLINDER GP-STICK
80-MM (3.2-IN) BORE X 498-MM (19.6-IN) STROKE
PART OF 397-7061, 397-7171 LINES AR-STICK
AN ATTACHMENT

397-6975 CYLINDER GP-SWING BOOM

397-6975 CYLINDER GP-SWING BOOM
85-MM (3.4-IN) BORE X 483-MM (19.1-IN) STROKE
PART OF 397-7011 BOOM AR
ALSO AN ATTACHMENT

246-0192 CYLINDER GP-TILT

246-0192 CYLINDER GP-TILT
76.2-MM (3-IN) BORE X 120-MM (4.7-IN) STROKE
PART OF 279-4325 BUCKET AR-TILTABLE
AN ATTACHMENT

361-1090 LINES GP-COUPLER

361-1090 LINES GP-COUPLER
PART OF 361-1095 COUPLER AR-QUICK, 439-1341, 439-1345 THUMB AR
AN ATTACHMENT

425-8090 LINES GP-COUPLER

425-8090 LINES GP-COUPLER -STANDARD STICK
PART OF 425-8082 CONTROL AR-COUPLER
AN ATTACHMENT

425-8092 LINES GP-COUPLER

425-8092 LINES GP-COUPLER -LONG STICK
PART OF 425-8086 CONTROL AR-COUPLER
AN ATTACHMENT

DRIVE GP

266-6396 DRIVE GP-SWING

266-6396 DRIVE GP-SWING
PART OF 265-8752 MOTOR & MTG GP-SWING
ALSO AN ATTACHMENT

280-2355 PLANETARY GP-SWING DRIVE

280-2355 PLANETARY GP-SWING DRIVE
PART OF 266-6396 DRIVE GP-SWING
ALSO AN ATTACHMENT

FILTER GP

421-5424 FILTER GP-OIL

421-5424 FILTER GP-OIL -HYDRAULIC
PART OF 399-6788, 399-6790 LINES GP-RETURN
AN ATTACHMENT

HYDRAULIC GP

397-7016 HYDRAULIC AR

397-7016 HYDRAULIC AR
PART OF 397-7001 COMMON AR
ALSO AN ATTACHMENT

LINES GP-AUXILIARY

465-1485 KIT-AUXILIARY HYDRAULIC RELIEF

465-1485 KIT-AUXILIARY HYDRAULIC RELIEF
FIELD INSTALLATION

269-4194 LINES GP-AUXILIARY HYDRAULIC

269-4194 LINES GP-AUXILIARY HYDRAULIC -STANDARD STICK
PART OF 355-5382 LINES GP-AUXILIARY HYDRAULIC
AN ATTACHMENT

292-8308 LINES GP-AUXILIARY HYDRAULIC

292-8308 LINES GP-AUXILIARY HYDRAULIC -2ND AUXILIARY, STANDARD STICK
PART OF 415-5090 CONTROL AR-AUXILIARY
AN ATTACHMENT

292-8310 LINES GP-AUXILIARY HYDRAULIC

292-8310 LINES GP-AUXILIARY HYDRAULIC -2ND AUXILIARY, LONG STICK
PART OF 415-5091 CONTROL AR-AUXILIARY
AN ATTACHMENT

355-5382 LINES GP-AUXILIARY HYDRAULIC

355-5382 LINES GP-AUXILIARY HYDRAULIC -STANDARD STICK
PART OF 436-7907 DISTRIBUTION AR, 436-2501, 436-2503, 436-2505, 436-2507 OPTION AR-LINKAGE
AN ATTACHMENT

379-4725 LINES GP-AUXILIARY HYDRAULIC

379-4725 LINES GP-AUXILIARY HYDRAULIC -LONG STICK
PART OF 436-7901, 436-7902, 436-7903, 436-7904, 436-7906, 436-7908, 436-7909 DISTRIBUTION AR, 436-2502, 436-2504, 436-2506, 436-2508 OPTION AR-LINKAGE
CANNOT BE USED WITH @@@@@355-5382@@@@@
AN ATTACHMENT

379-4738 LINES GP-AUXILIARY HYDRAULIC

379-4738 LINES GP-AUXILIARY HYDRAULIC -LONG STICK
PART OF 379-4725 LINES GP-AUXILIARY HYDRAULIC
AN ATTACHMENT

380-2456 LINES GP-AUXILIARY HYDRAULIC

380-2456 LINES GP-AUXILIARY HYDRAULIC -2ND AUXILIARY, BOOM
PART OF 415-5090, 415-5091 CONTROL AR-AUXILIARY
AN ATTACHMENT

397-7179 LINES GP-AUXILIARY HYDRAULIC

397-7179 LINES GP-AUXILIARY HYDRAULIC -BOOM
PART OF 415-5089 CONTROL AR-AUXILIARY
AN ATTACHMENT

436-2461 LINES GP-AUXILIARY HYDRAULIC

436-2461 LINES GP-AUXILIARY HYDRAULIC -BOOM
PART OF 415-5090, 415-5091 CONTROL AR-AUXILIARY
AN ATTACHMENT

LINES GP-BLADE

425-8098 LINES GP-BLADE

425-8098 LINES GP-BLADE -RAISE, LOWER
PART OF 397-7152 BLADE AR-ANGLING, 397-7151 BLADE AR-STRAIGHT
AN ATTACHMENT

432-1510 LINES GP-BLADE

432-1510 LINES GP-BLADE -ANGLE
PART OF 397-7152 BLADE AR-ANGLING
AN ATTACHMENT

LINES GP-BOOM

397-7081 LINES AR-BOOM

397-7081 LINES AR-BOOM
PART OF 436-7901, 436-7902, 436-7903, 436-7906 DISTRIBUTION AR
AN ATTACHMENT

397-7082 LINES AR-BOOM

397-7082 LINES AR-BOOM
PART OF 436-7904, 436-7907, 436-7908, 436-7909 DISTRIBUTION AR
AN ATTACHMENT

399-6795 LINES GP-BOOM CHECK VALVE

399-6795 LINES GP-BOOM CHECK VALVE
PART OF 397-7082 LINES AR-BOOM
AN ATTACHMENT

LINES GP-BUCKET

415-5071 LINES GP-BUCKET

415-5071 LINES GP-BUCKET -STANDARD STICK
PART OF 436-7907 DISTRIBUTION AR, 436-2501, 436-2503, 436-2505, 436-2507 OPTION AR-LINKAGE
AN ATTACHMENT

415-5072 LINES GP-BUCKET

415-5072 LINES GP-BUCKET -LONG STICK
PART OF 436-7901, 436-7902, 436-7903, 436-7904, 436-7906, 436-7908, 436-7909 DISTRIBUTION AR, 436-2502, 436-2504, 436-2506, 436-2508 OPTION AR-LINKAGE
AN ATTACHMENT

252-6793 LINES GP-BUCKET CYLINDER

252-6793 LINES GP-BUCKET CYLINDER
PART OF 279-4325 BUCKET AR-TILTABLE
AN ATTACHMENT

LINES GP-COUPLER

384-5013 CONTROL AR-COUPLER

384-5013 CONTROL AR-COUPLER
AN ATTACHMENT

425-8082 CONTROL AR-COUPLER

425-8082 CONTROL AR-COUPLER
AN ATTACHMENT

425-8086 CONTROL AR-COUPLER

425-8086 CONTROL AR-COUPLER
PART OF 436-7903, 436-7909 DISTRIBUTION AR
AN ATTACHMENT

361-1090 LINES GP-COUPLER

361-1090 LINES GP-COUPLER
PART OF 361-1095 COUPLER AR-QUICK, 439-1341, 439-1345 THUMB AR
AN ATTACHMENT

425-8090 LINES GP-COUPLER

425-8090 LINES GP-COUPLER -STANDARD STICK
PART OF 425-8082 CONTROL AR-COUPLER
AN ATTACHMENT

425-8092 LINES GP-COUPLER

425-8092 LINES GP-COUPLER -LONG STICK
PART OF 425-8086 CONTROL AR-COUPLER
AN ATTACHMENT

LINES GP-CYLINDER

399-6729 LINES GP-SWING CYLINDER

399-6729 LINES GP-SWING CYLINDER -2ND AUXILIARY
PART OF 415-5090, 415-5091 CONTROL AR-AUXILIARY
AN ATTACHMENT

399-6785 LINES GP-SWING CYLINDER

399-6785 LINES GP-SWING CYLINDER -BOOM
PART OF 415-5089 CONTROL AR-AUXILIARY
AN ATTACHMENT

LINES GP-FRONT

384-5013 CONTROL AR-COUPLER

384-5013 CONTROL AR-COUPLER
AN ATTACHMENT

425-8082 CONTROL AR-COUPLER

425-8082 CONTROL AR-COUPLER
AN ATTACHMENT

425-8086 CONTROL AR-COUPLER

425-8086 CONTROL AR-COUPLER
PART OF 436-7903, 436-7909 DISTRIBUTION AR
AN ATTACHMENT

399-6782 LINES GP-FRONT

399-6782 LINES GP-FRONT -BUCKET, STICK CYLINDER
PART OF 397-7016 HYDRAULIC AR
ALSO AN ATTACHMENT

399-6794 LINES GP-FRONT

399-6794 LINES GP-FRONT -BOOM CYLINDER
PART OF 397-7081 LINES AR-BOOM
AN ATTACHMENT

399-6800 LINES GP-FRONT

399-6800 LINES GP-FRONT -AUXILIARY
PART OF 415-5089, 415-5090, 415-5091 CONTROL AR-AUXILIARY
AN ATTACHMENT

425-8094 LINES GP-FRONT

425-8094 LINES GP-FRONT -QUICK COUPLER
PART OF 425-8082, 425-8086 CONTROL AR-COUPLER
Type 1
AN ATTACHMENT

425-8094 LINES GP-FRONT

425-8094 LINES GP-FRONT -QUICK COUPLER
PART OF 425-8082, 425-8086 CONTROL AR-COUPLER
Type 2
AN ATTACHMENT

LINES GP-HYDRAULIC

269-4194 LINES GP-AUXILIARY HYDRAULIC

269-4194 LINES GP-AUXILIARY HYDRAULIC -STANDARD STICK
PART OF 355-5382 LINES GP-AUXILIARY HYDRAULIC
AN ATTACHMENT

292-8308 LINES GP-AUXILIARY HYDRAULIC

292-8308 LINES GP-AUXILIARY HYDRAULIC -2ND AUXILIARY, STANDARD STICK
PART OF 415-5090 CONTROL AR-AUXILIARY
AN ATTACHMENT

292-8310 LINES GP-AUXILIARY HYDRAULIC

292-8310 LINES GP-AUXILIARY HYDRAULIC -2ND AUXILIARY, LONG STICK
PART OF 415-5091 CONTROL AR-AUXILIARY
AN ATTACHMENT

355-5382 LINES GP-AUXILIARY HYDRAULIC

355-5382 LINES GP-AUXILIARY HYDRAULIC -STANDARD STICK
PART OF 436-7907 DISTRIBUTION AR, 436-2501, 436-2503, 436-2505, 436-2507 OPTION AR-LINKAGE
AN ATTACHMENT

379-4725 LINES GP-AUXILIARY HYDRAULIC

379-4738 LINES GP-AUXILIARY HYDRAULIC

379-4738 LINES GP-AUXILIARY HYDRAULIC -LONG STICK
PART OF 379-4725 LINES GP-AUXILIARY HYDRAULIC
AN ATTACHMENT

380-2456 LINES GP-AUXILIARY HYDRAULIC

380-2456 LINES GP-AUXILIARY HYDRAULIC -2ND AUXILIARY, BOOM
PART OF 415-5090, 415-5091 CONTROL AR-AUXILIARY
AN ATTACHMENT

397-7179 LINES GP-AUXILIARY HYDRAULIC

397-7179 LINES GP-AUXILIARY HYDRAULIC -BOOM
PART OF 415-5089 CONTROL AR-AUXILIARY
AN ATTACHMENT

436-2461 LINES GP-AUXILIARY HYDRAULIC

436-2461 LINES GP-AUXILIARY HYDRAULIC -BOOM
PART OF 415-5090, 415-5091 CONTROL AR-AUXILIARY
AN ATTACHMENT

430-3209 LINES GP-CHECK VALVE

430-3209 LINES GP-CHECK VALVE -STICK
PART OF 397-7171 LINES AR-STICK
AN ATTACHMENT

LINES GP-PILOT

397-7121 CONTROL AR-PILOT HYDRAULIC

397-7121 CONTROL AR-PILOT HYDRAULIC
PART OF 436-7904, 436-7906, 436-7907, 436-7908, 436-7909, 436-7915, 436-7916, 436-7917 DISTRIBUTION AR
CANNOT BE USED WITH @@@@@397-7122@@@@@
AN ATTACHMENT

397-7148 LINES GP-PILOT

397-7148 LINES GP-PILOT -2-WAY
PART OF 397-7121 CONTROL AR-PILOT HYDRAULIC
AN ATTACHMENT

399-6783 LINES GP-PILOT

399-6783 LINES GP-PILOT
PART OF 397-7016 HYDRAULIC AR
ALSO AN ATTACHMENT

399-6787 LINES GP-PILOT

399-6787 LINES GP-PILOT -2-WAY
PART OF 397-7122 CONTROL AR-AUXILIARY
AN ATTACHMENT

430-3212 LINES GP-PILOT

430-3212 LINES GP-PILOT -JOYSTICK
PART OF 397-7121 CONTROL AR-PILOT HYDRAULIC
Type 1
AN ATTACHMENT

430-3212 LINES GP-PILOT

430-3212 LINES GP-PILOT -JOYSTICK
PART OF 397-7121 CONTROL AR-PILOT HYDRAULIC
Type 2
AN ATTACHMENT

430-3213 LINES GP-PILOT

430-3213 LINES GP-PILOT -JOYSTICK, 2-WAY
PART OF 397-7122 CONTROL AR-AUXILIARY
Type 1
AN ATTACHMENT

430-3213 LINES GP-PILOT

430-3213 LINES GP-PILOT -JOYSTICK, 2-WAY
PART OF 397-7122 CONTROL AR-AUXILIARY
Type 2
AN ATTACHMENT

LINES GP-PUMP

452-5539 LINES GP-HYDRAULIC PUMP

452-5539 LINES GP-HYDRAULIC PUMP
S/N BG81-870
PART OF 397-7016 HYDRAULIC AR
ALSO AN ATTACHMENT

LINES GP-RETURN

399-6788 LINES GP-RETURN

399-6788 LINES GP-RETURN
PART OF 397-7151 BLADE AR-STRAIGHT
AN ATTACHMENT

399-6790 LINES GP-RETURN

399-6790 LINES GP-RETURN
PART OF 397-7152 BLADE AR-ANGLING
Type 1
AN ATTACHMENT

399-6790 LINES GP-RETURN

399-6790 LINES GP-RETURN
PART OF 397-7152 BLADE AR-ANGLING
Type 2
AN ATTACHMENT

LINES GP-STICK

397-7061 LINES AR-STICK

397-7061 LINES AR-STICK
PART OF 436-7901, 436-7902, 436-7903, 436-7906 DISTRIBUTION AR
AN ATTACHMENT

397-7171 LINES AR-STICK

397-7171 LINES AR-STICK
PART OF 436-7904, 436-7907, 436-7908, 436-7909 DISTRIBUTION AR
AN ATTACHMENT

399-6796 LINES GP-STICK

399-6796 LINES GP-STICK
PART OF 397-7061 LINES AR-STICK
AN ATTACHMENT

LINES GP-SWING

399-6729 LINES GP-SWING CYLINDER

399-6729 LINES GP-SWING CYLINDER -2ND AUXILIARY
PART OF 415-5090, 415-5091 CONTROL AR-AUXILIARY
AN ATTACHMENT

399-6785 LINES GP-SWING CYLINDER

399-6785 LINES GP-SWING CYLINDER -BOOM
PART OF 415-5089 CONTROL AR-AUXILIARY
AN ATTACHMENT

452-5552 LINES GP-SWING MOTOR

452-5552 LINES GP-SWING MOTOR
PART OF 397-7151 BLADE AR-STRAIGHT
AN ATTACHMENT

452-5554 LINES GP-SWING MOTOR

452-5554 LINES GP-SWING MOTOR -ANGLING BLADE
PART OF 397-7152 BLADE AR-ANGLING
AN ATTACHMENT

LINES GP-TRAVEL MOTOR

452-5553 LINES GP-TRAVEL MOTOR

452-5553 LINES GP-TRAVEL MOTOR -BLADE
PART OF 397-7151 BLADE AR-STRAIGHT
AN ATTACHMENT

452-5555 LINES GP-TRAVEL MOTOR

452-5555 LINES GP-TRAVEL MOTOR -ANGLING BLADE
PART OF 397-7152 BLADE AR-ANGLING
AN ATTACHMENT

MANIFOLD GP

358-2091 VALVE GP-SOLENOID & MANIFOLD

358-2091 VALVE GP-SOLENOID & MANIFOLD -QUICK COUPLER
PART OF 384-5013 CONTROL AR-COUPLER, 425-8094 LINES GP-FRONT
AN ATTACHMENT

MOTOR GP

266-6396 DRIVE GP-SWING

266-6396 DRIVE GP-SWING
PART OF 265-8752 MOTOR & MTG GP-SWING
ALSO AN ATTACHMENT

265-8752 MOTOR & MTG GP-SWING

265-8752 MOTOR & MTG GP-SWING
PART OF 397-7056 POWER TRAIN AR
ALSO AN ATTACHMENT

461-0522 MOTOR GP-PISTON

461-0522 MOTOR GP-PISTON
PART OF 417-1113 DRIVE GP-FINAL
ALSO AN ATTACHMENT

281-3052 MOTOR GP-SWING

281-3052 MOTOR GP-SWING
PART OF 266-6396 DRIVE GP-SWING
ALSO AN ATTACHMENT

281-3053 VALVE GP-RELIEF

281-3053 VALVE GP-RELIEF
PART OF 281-3052 MOTOR GP-SWING
ALSO AN ATTACHMENT

432-5646 VALVE GP-RELIEF

432-5646 VALVE GP-RELIEF -THUMB
PART OF 397-7191, 397-7192 STICK AR-HOE
AN ATTACHMENT

MOUNTING GP

390-8873 MOUNTING GP-VALVE

390-8873 MOUNTING GP-VALVE -MAIN CONTROL VALVE
PART OF 397-7152 BLADE AR-ANGLING, 397-7151 BLADE AR-STRAIGHT
AN ATTACHMENT

PUMP GP

452-5540 PUMP & MTG GP-MAIN HYDRAULIC

452-5540 PUMP & MTG GP-MAIN HYDRAULIC
PART OF 397-7016 HYDRAULIC AR
ALSO AN ATTACHMENT

442-5649 PUMP GP-PISTON

442-5649 PUMP GP-PISTON
PART OF 452-5540 PUMP & MTG GP-MAIN HYDRAULIC
ALSO AN ATTACHMENT

355-2420 ROTATING GP-PUMP

355-2420 ROTATING GP-PUMP
PART OF 442-5649 PUMP GP-PISTON
ALSO AN ATTACHMENT

455-7950 VALVE GP-PUMP CONTROL

455-7950 VALVE GP-PUMP CONTROL -FLOW COMPENSATOR
PART OF 442-5649 PUMP GP-PISTON
ALSO AN ATTACHMENT

358-2091 VALVE GP-SOLENOID & MANIFOLD

358-2091 VALVE GP-SOLENOID & MANIFOLD -QUICK COUPLER
PART OF 384-5013 CONTROL AR-COUPLER, 425-8094 LINES GP-FRONT
AN ATTACHMENT

SWIVEL GP

191-7516 SWIVEL GP

191-7516 SWIVEL GP
PART OF 452-5553 LINES GP-TRAVEL MOTOR
AN ATTACHMENT

266-6836 SWIVEL GP

266-6836 SWIVEL GP
PART OF 452-5555 LINES GP-TRAVEL MOTOR
AN ATTACHMENT

TANK GP

379-4726 DRAIN GP-OIL

379-4726 DRAIN GP-OIL -HYDRAULIC TANK, STANDARD
PART OF 436-7901, 436-7902, 436-7903, 436-7906 DISTRIBUTION AR
CANNOT BE USED WITH @@@@@379-4727@@@@@
AN ATTACHMENT

379-4727 DRAIN GP-OIL

379-4727 DRAIN GP-OIL -ENGINE, HYDRAULIC TANK
PART OF 436-7904, 436-7907, 436-7908, 436-7909 DISTRIBUTION AR
CANNOT BE USED WITH @@@@@379-4726@@@@@
AN ATTACHMENT

379-4739 DRAIN GP-OIL

379-4739 DRAIN GP-OIL -HYDRAULIC TANK, STANDARD
PART OF 379-4726 DRAIN GP-OIL
AN ATTACHMENT

379-4740 DRAIN GP-OIL

379-4740 DRAIN GP-OIL -ECOLOGY, HYDRAULIC TANK
PART OF 379-4727 DRAIN GP-OIL
AN ATTACHMENT

347-6081 GAUGE GP-SIGHT

347-6081 GAUGE GP-SIGHT -HYDRAULIC OIL LEVEL
PART OF 425-5617 TANK & FILTER GP-HYDRAULIC
ALSO AN ATTACHMENT

425-5617 TANK & FILTER GP-HYDRAULIC

425-5617 TANK & FILTER GP-HYDRAULIC
79.9-LITER (21.1-US GAL)
PART OF 425-5616 TANK & MTG GP-HYDRAULIC
ALSO AN ATTACHMENT

425-5616 TANK & MTG GP-HYDRAULIC

425-5616 TANK & MTG GP-HYDRAULIC
PART OF 397-7016 HYDRAULIC AR
ALSO AN ATTACHMENT

VALVE GP

390-8873 MOUNTING GP-VALVE

390-8873 MOUNTING GP-VALVE -MAIN CONTROL VALVE
PART OF 397-7152 BLADE AR-ANGLING, 397-7151 BLADE AR-STRAIGHT
AN ATTACHMENT

372-9898 VALVE GP-FLOW CONTROL

372-9898 VALVE GP-FLOW CONTROL -FLOW CONTROL
PART OF 415-5026 VALVE & MTG GP-CONTROL
AN ATTACHMENT

VALVE GP-CHECK

430-3209 LINES GP-CHECK VALVE

430-3209 LINES GP-CHECK VALVE -STICK
PART OF 397-7171 LINES AR-STICK
AN ATTACHMENT

361-1132 VALVE GP-CHECK

361-1132 VALVE GP-CHECK -HYDRAULIC CONTROL LOCK
PART OF 361-1125 CYLINDER GP-HYDRAULIC
AN ATTACHMENT

VALVE GP-CONTROL

415-5010 VALVE & MTG GP-CONTROL

415-5010 VALVE & MTG GP-CONTROL -BLADE
PART OF 415-5005, 415-5007 CAB AR, 415-5003 CANOPY AR
AN ATTACHMENT

415-5026 VALVE & MTG GP-CONTROL

415-5026 VALVE & MTG GP-CONTROL -2-WAY
PART OF 397-7122 CONTROL AR-AUXILIARY
AN ATTACHMENT

274-9034 VALVE GP-CONTROL

274-9034 VALVE GP-CONTROL -SWING BRAKE
PART OF 281-3052 MOTOR GP-SWING
ALSO AN ATTACHMENT

449-1599 VALVE GP-CONTROL

449-1599 VALVE GP-CONTROL -SWING
PART OF 397-6913, 397-6915 VALVE GP-MAIN CONTROL
AN ATTACHMENT

449-1600 VALVE GP-CONTROL

449-1600 VALVE GP-CONTROL -BOOM
PART OF 397-6913, 397-6915 VALVE GP-MAIN CONTROL
AN ATTACHMENT

449-1601 VALVE GP-CONTROL

449-1601 VALVE GP-CONTROL -TRAVEL
PART OF 397-6913, 397-6915 VALVE GP-MAIN CONTROL
AN ATTACHMENT

449-1602 VALVE GP-CONTROL

449-1602 VALVE GP-CONTROL -PRIORITY
PART OF 397-6913, 397-6915 VALVE GP-MAIN CONTROL
AN ATTACHMENT

449-1603 VALVE GP-CONTROL

449-1603 VALVE GP-CONTROL -BLADE
PART OF 397-6913, 397-6915 VALVE GP-MAIN CONTROL
AN ATTACHMENT

449-1604 VALVE GP-CONTROL

449-1604 VALVE GP-CONTROL -STICK
PART OF 397-6913, 397-6915 VALVE GP-MAIN CONTROL
AN ATTACHMENT

449-1605 VALVE GP-CONTROL

449-1605 VALVE GP-CONTROL -BUCKET
PART OF 397-6913, 397-6915 VALVE GP-MAIN CONTROL
AN ATTACHMENT

449-1606 VALVE GP-CONTROL

449-1606 VALVE GP-CONTROL -AUXILIARY
PART OF 397-6913, 397-6915 VALVE GP-MAIN CONTROL
AN ATTACHMENT

449-1607 VALVE GP-CONTROL

449-1607 VALVE GP-CONTROL -BOOM SWING
PART OF 397-6913, 397-6915 VALVE GP-MAIN CONTROL
AN ATTACHMENT

449-1608 VALVE GP-CONTROL

449-1608 VALVE GP-CONTROL -BOOM SWING
PART OF 397-6915 VALVE GP-MAIN CONTROL
AN ATTACHMENT

449-1619 VALVE GP-CONTROL

449-1619 VALVE GP-CONTROL
PART OF 449-1606, 449-1607, 449-1608 VALVE GP-CONTROL
AN ATTACHMENT

397-6913 VALVE GP-MAIN CONTROL

397-6913 VALVE GP-MAIN CONTROL
PART OF 397-7151 BLADE AR-STRAIGHT
AN ATTACHMENT

397-6915 VALVE GP-MAIN CONTROL

397-6915 VALVE GP-MAIN CONTROL
PART OF 397-7152 BLADE AR-ANGLING
AN ATTACHMENT

VALVE GP-PILOT

394-9996 VALVE GP-PILOT

394-9996 VALVE GP-PILOT -JOYSTICK CONTROL
PART OF 415-8913 CONTROL GP-JOYSTICK
AN ATTACHMENT

417-1100 VALVE GP-PILOT

417-1100 VALVE GP-PILOT -WITH SHUTTLE
PART OF 397-7148, 399-6787 LINES GP-PILOT
AN ATTACHMENT

438-8361 VALVE GP-PILOT

438-8361 VALVE GP-PILOT -BLADE CONTROL
PART OF 415-5010 VALVE & MTG GP-CONTROL
AN ATTACHMENT

467-3071 VALVE GP-PILOT

467-3071 VALVE GP-PILOT
PART OF 415-8913, 415-8914, 416-4242 CONTROL GP-JOYSTICK
AN ATTACHMENT

415-4438 CONTROL GP-PILOT OPERATED HYD

415-4438 CONTROL GP-PILOT OPERATED HYD
PART OF 415-5089 CONTROL AR-AUXILIARY
AN ATTACHMENT

415-4439 CONTROL GP-PILOT OPERATED HYD

415-4439 CONTROL GP-PILOT OPERATED HYD -2ND AUXILIARY
PART OF 415-5090, 415-5091 CONTROL AR-AUXILIARY
AN ATTACHMENT

428-7820 CONTROL GP-PILOT OPERATED HYD

428-7820 CONTROL GP-PILOT OPERATED HYD -BLADE
PART OF 397-7151 BLADE AR-STRAIGHT
AN ATTACHMENT

428-7821 CONTROL GP-PILOT OPERATED HYD

428-7821 CONTROL GP-PILOT OPERATED HYD
PART OF 397-7152 BLADE AR-ANGLING
Type 1
AN ATTACHMENT

428-7821 CONTROL GP-PILOT OPERATED HYD

428-7821 CONTROL GP-PILOT OPERATED HYD
PART OF 397-7152 BLADE AR-ANGLING
Type 2
AN ATTACHMENT

VALVE GP-RELIEF

465-1485 KIT-AUXILIARY HYDRAULIC RELIEF

465-1485 KIT-AUXILIARY HYDRAULIC RELIEF
FIELD INSTALLATION

274-9034 VALVE GP-CONTROL

274-9034 VALVE GP-CONTROL -SWING BRAKE
PART OF 281-3052 MOTOR GP-SWING
ALSO AN ATTACHMENT

449-1599 VALVE GP-CONTROL

449-1599 VALVE GP-CONTROL -SWING
PART OF 397-6913, 397-6915 VALVE GP-MAIN CONTROL
AN ATTACHMENT

449-1600 VALVE GP-CONTROL

449-1600 VALVE GP-CONTROL -BOOM
PART OF 397-6913, 397-6915 VALVE GP-MAIN CONTROL
AN ATTACHMENT

449-1601 VALVE GP-CONTROL

449-1601 VALVE GP-CONTROL -TRAVEL
PART OF 397-6913, 397-6915 VALVE GP-MAIN CONTROL
AN ATTACHMENT

449-1602 VALVE GP-CONTROL

449-1602 VALVE GP-CONTROL -PRIORITY
PART OF 397-6913, 397-6915 VALVE GP-MAIN CONTROL
AN ATTACHMENT

449-1603 VALVE GP-CONTROL

449-1603 VALVE GP-CONTROL -BLADE
PART OF 397-6913, 397-6915 VALVE GP-MAIN CONTROL
AN ATTACHMENT

449-1604 VALVE GP-CONTROL

449-1604 VALVE GP-CONTROL -STICK
PART OF 397-6913, 397-6915 VALVE GP-MAIN CONTROL
AN ATTACHMENT

449-1605 VALVE GP-CONTROL

449-1605 VALVE GP-CONTROL -BUCKET
PART OF 397-6913, 397-6915 VALVE GP-MAIN CONTROL
AN ATTACHMENT

449-1606 VALVE GP-CONTROL

449-1606 VALVE GP-CONTROL -AUXILIARY
PART OF 397-6913, 397-6915 VALVE GP-MAIN CONTROL
AN ATTACHMENT

449-1607 VALVE GP-CONTROL

449-1607 VALVE GP-CONTROL -BOOM SWING
PART OF 397-6913, 397-6915 VALVE GP-MAIN CONTROL
AN ATTACHMENT

449-1608 VALVE GP-CONTROL

449-1608 VALVE GP-CONTROL -BOOM SWING
PART OF 397-6915 VALVE GP-MAIN CONTROL
AN ATTACHMENT

449-1619 VALVE GP-CONTROL

449-1619 VALVE GP-CONTROL
PART OF 449-1606, 449-1607, 449-1608 VALVE GP-CONTROL
AN ATTACHMENT

281-3053 VALVE GP-RELIEF

281-3053 VALVE GP-RELIEF
PART OF 281-3052 MOTOR GP-SWING
ALSO AN ATTACHMENT

432-5646 VALVE GP-RELIEF

432-5646 VALVE GP-RELIEF -THUMB
PART OF 397-7191, 397-7192 STICK AR-HOE
AN ATTACHMENT

VALVE GP-SOLENOID

361-1090 LINES GP-COUPLER

361-1090 LINES GP-COUPLER
PART OF 361-1095 COUPLER AR-QUICK, 439-1341, 439-1345 THUMB AR
AN ATTACHMENT

425-8090 LINES GP-COUPLER

425-8090 LINES GP-COUPLER -STANDARD STICK
PART OF 425-8082 CONTROL AR-COUPLER
AN ATTACHMENT

425-8092 LINES GP-COUPLER

425-8092 LINES GP-COUPLER -LONG STICK
PART OF 425-8086 CONTROL AR-COUPLER
AN ATTACHMENT

358-2091 VALVE GP-SOLENOID & MANIFOLD

358-2091 VALVE GP-SOLENOID & MANIFOLD -QUICK COUPLER
PART OF 384-5013 CONTROL AR-COUPLER, 425-8094 LINES GP-FRONT
AN ATTACHMENT

LINES GP-WORK TOOL

177-0294 LINES GP-CONNECTING

177-0294 LINES GP-CONNECTING
PART OF 220-7137 AUGER AR
AN ATTACHMENT

225-0891 LINES GP-CONNECTING

225-0891 LINES GP-CONNECTING
PART OF 218-3198 AUGER AR
AN ATTACHMENT

333-1666 LINES GP-CONNECTING

333-1666 LINES GP-CONNECTING -RH
PART OF 309-1938 THUMB GP
AN ATTACHMENT

333-1667 LINES GP-CONNECTING

333-1667 LINES GP-CONNECTING -LH
PART OF 309-1938 THUMB GP
AN ATTACHMENT

359-6059 LINES GP-CONNECTING

359-6059 LINES GP-CONNECTING -RH
PART OF 309-1917 THUMB GP
AN ATTACHMENT

369-3693 LINES GP-CONNECTING

369-3693 LINES GP-CONNECTING -LH
PART OF 309-1917 THUMB GP
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}

Specifications

Accumulator (Pilot)
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Hydraulic Accumulator and Mounting
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

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}

Systems Operation

Accumulator (Pilot)
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Testing and Adjusting

Accumulator (Pilot) - Test and Charge
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Disassembly and Assembly

Accumulator (Hydraulic Pilot) - Remove and Install
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

Service Magazine

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

COOLER GP

Specifications

Oil Filter (Hydraulic)
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Radiator and Hydraulic Oil Cooler
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Systems Operation

Hydraulic Oil Cooler
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Disassembly and Assembly

Hydraulic Oil Cooler - Remove and Install
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Engine Supplement

CYLINDER GP

Special Instruction

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

Specifications

Tilt Cylinder
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Boom Lines
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Swing Boom Cylinder
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Stick Cylinder
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Hydraulic Cylinder - Thumb
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Blade Cylinder
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Cylinder Guard
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Bucket Cylinder
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Boom Cylinder
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Tool Operating Manual

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}

Systems Operation

Cylinders (Boom, Stick and Bucket)
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Blade Hydraulic System
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR 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}

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

Cylinder Speed - Check
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Cylinder Drift - Check
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Bench Test Procedures

Disassembly and Assembly

Blade Cylinder - Remove and Install
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

Bucket Cylinder - Remove and Install
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

Stick Cylinder - Remove and Install
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

Boom Cylinder - Remove and Install
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

Swing Boom Cylinder - Remove and Install
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

Service Magazine

Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}
Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}

Improved Seal Kits for Cylinders are Now Used on Certain 303.5E2, 304.5E2, and 304E2 Mini Hydraulic Excavators {5456}
Improved Seal Kits for Cylinders are Now Used on Certain 303.5E2, 304.5E2, and 304E2 Mini Hydraulic Excavators {5456}

DRIVE GP

Specifications

Swing Drive Mounting
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Systems Operation

Swing Drive
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Disassembly and Assembly

Swing Motor and Swing Drive - Remove and Install
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

Swing Motor and Swing Drive - Disassemble
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

Swing Motor and Swing Drive - Assemble
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

FILTER GP

Operation and Maintenance Manual

Oil Filter - Inspect
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators

Hydraulic System Oil Filter (Return) - Replace
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators

Special Instruction

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}

Specifications

Oil Filter (Hydraulic)
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Systems Operation

Hydraulic Tank and Filter
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

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

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}

HYDRAULIC GP

Testing and Adjusting

Hydraulic System Pressure - Release
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Disassembly and Assembly

System Pressure - Release
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Engine Supplement

LINES GP

Special Instruction

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}

Specifications

Auxiliary Hydraulic Lines
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

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 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

A Process Improvement for the Installation of a Common Pressure Sensor on Various Machines {1354, 1403, 1408, 1439, 4304, 4334, 5051, 5057, 5734}
A Process Improvement for the Installation of a Common Pressure Sensor on Various Machines {1354, 1403, 1408, 1439, 4304, 4334, 5051, 5057, 5734}

LINES GP-AUXILIARY

Technical Information Bulletin

The Tube Assemblies for the Boom and Stick May Leak on Certain 303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators{5057, 5458, 6502}
The Tube Assemblies for the Boom and Stick May Leak on Certain 303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators{5057, 5458, 6502}

Specifications

Auxiliary Hydraulic Lines
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

LINES GP-BLADE

Systems Operation

Blade Hydraulic System
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

LINES GP-BOOM

Technical Information Bulletin

Wiper Arm May Interfere with Boom Tube Clamp on Certain Mini Hydraulic Excavators {5057}
Wiper Arm May Interfere with Boom Tube Clamp on Certain Mini Hydraulic Excavators {5057}

Specifications

Boom Lines
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

LINES GP-BUCKET

Technical Information Bulletin

LINES GP-COUPLER

Specifications

Coupler Lines
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Service Magazine

Improved Routing and Guarding for the Quick Coupler Hydraulic Lines Are Now Available for Certain Mini Hydraulic Excavators {5057, 6129}
Improved Routing and Guarding for the Quick Coupler Hydraulic Lines Are Now Available for Certain Mini Hydraulic Excavators {5057, 6129}

LINES GP-CYLINDER

Specifications

Swing Cylinder Lines
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

LINES GP-FRONT

Special Instruction

Hydraulic Quick Coupler Lines Kit Installation for Mini Hydraulic Excavators {1408, 5057, 6129}
Hydraulic Quick Coupler Lines Kit Installation for Mini Hydraulic Excavators {1408, 5057, 6129}

LINES GP-HYDRAULIC

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}

Specifications

Pilot Lines
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Tool Operating Manual

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

Reuse And Salvage Guidelines

Contamination Control Guidelines

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

Testing and Adjusting

Hydraulic System Air - Purge
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Accumulator (Pilot) - Test and Charge
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Service Magazine

Proper Release of the Hydraulic Pressure Prevents Leaks with the Quick Disconnect Fittings on Certain Mini Hydraulic Excavators {5050}
2015/07/30

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

New Procedure to Reduce the Torsional Load on the Tee Assembly for the Hydraulic Pump Lines Group Is Now Used on Certain 303.5E2 and 303.5E2 CR Mini Hydraulic Excavators {5057}
New Procedure to Reduce the Torsional Load on the Tee Assembly for the Hydraulic Pump Lines Group Is Now Used on Certain 303.5E2 and 303.5E2 CR Mini Hydraulic Excavators {5057}

LINES GP-PILOT

Technical Information Bulletin

Certain Mini Hydraulic Excavators May Experience Travel Drift That Is Near the Maximum Specification {4351, 5057, 5059}
Certain Mini Hydraulic Excavators May Experience Travel Drift That Is Near the Maximum Specification {4351, 5057, 5059}

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}

Specifications

Accumulator (Pilot)
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Pilot Lines
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Service Magazine

A Procedure to Purge the Air From the Travel Pilot Lines is Available for Certain 303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators {5057, 5059}
2014/11/26

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}

Specifications

Pump Lines
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Service Magazine

LINES GP-RETURN

Specifications

Return Lines
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

LINES GP-STICK

Technical Information Bulletin

Specifications

Stick Lines
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

LINES GP-SWING

Technical Information Bulletin

Swivel Joint Fitting and Hose Inspection on Certain Mini Hydraulic Excavators {5057, 5058, 5105}
Swivel Joint Fitting and Hose Inspection on Certain Mini Hydraulic Excavators {5057, 5058, 5105}

LINES GP-TRAVEL MOTOR

Specifications

Travel Motor Lines
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

MISCELLANEOUS INFORMATION

Special Instruction

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

MOTOR GP

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}

Specifications

Radiator and Hydraulic Oil Cooler
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Travel Motor and Mounting
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Systems Operation

Travel Motor
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Swing Motor
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Displacement Change Valve
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Swing Hydraulic System
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Travel Counterbalance Valve
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

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}

Testing and Adjusting

Travel on Level Ground - Test - Optional Test
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Travel on Level Ground - Test
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Machine Drift on a Slope - Check
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Swing Speed and Overswing on Level Ground - Check
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Swing Speed and Swing Drift on a Slope - Check
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Travel Motor - Test - Measurement of Case Drain Oil
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Swing Motor - Test - Measurement of Case Drain Oil
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Bench Test Procedures

Disassembly and Assembly

Swing Motor and Swing Drive - Remove and Install
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

Swing Motor and Swing Drive - Disassemble
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

Swing Motor and Swing Drive - Assemble
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

Final Drive and Travel Motor - Disassemble
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

Final Drive and Travel Motor - Assemble
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

Final Drive and Travel Motor - Remove and Install
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

MOUNTING GP

Special Instruction

Procedure for Inspecting and Reworking Flywheel Dowel Pins on Certain Mini Hydraulic Excavators {5070}
Procedure for Inspecting and Reworking Flywheel Dowel Pins on Certain Mini Hydraulic Excavators {5070}

Service Magazine

New Dowel Pins in the Flywheel Housing Assembly Are Now Used on Certain Mini Hydraulic Excavators {1157, 5070}
New Dowel Pins in the Flywheel Housing Assembly Are Now Used on Certain Mini Hydraulic Excavators {1157, 5070}

PUMP GP

Special Instruction

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

Service Letter-NACD

PRODUCT SUPPORT PROGRAM FOR REWORKING THE DOWEL PIN AND PUMP COUPLING ON CERTAIN 303.5 - 305.5E2 MINI HYDRAULIC EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORKING THE DOWEL PIN AND PUMP COUPLING ON CERTAIN 303.5 - 305.5E2 MINI HYDRAULIC EXCAVATORS

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Specifications

Pump Control Valve
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Main Hydraulic Pump
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Main Hydraulic Pump Mounting
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Service Letter-China

Service Letter-Asia

Systems Operation

Main Hydraulic Pump
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Pump Control (Main Hydraulic)
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR 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}

Service Letter-APD

Testing and Adjusting

Swing Speed and Overswing on Level Ground - Check
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Swing Speed and Swing Drift on a Slope - Check
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Hydraulic System Air - Purge
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Main Hydraulic Pump Air - Purge
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Cutoff Pressure (Main Pump) - Test and Adjust
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Main Pump (Flow) - Test
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Margin Pressure - Test and Adjust
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Main Pump Solenoid - Calibrate
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

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}

Bench Test Procedure for Hydraulic Piston Pumps {5070}
Bench Test Procedure for Hydraulic Piston Pumps {5070}

Disassembly and Assembly

Main Hydraulic Pump - Remove and Install
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

Main Hydraulic Pump - Disassemble
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

Main Hydraulic Pump - Assemble
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

Engine and Main Hydraulic Pump - Remove and Install
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Engine Supplement

Service Magazine

SWIVEL GP

Specifications

Swivel
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Systems Operation

Swivel
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Disassembly and Assembly

Swivel - Disassemble
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

Swivel - Assemble
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

Swivel - Remove and Install
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

TANK GP

Operation and Maintenance Manual

Hydraulic System Oil Level - Check
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators

Hydraulic System Oil - Change
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators

Hydraulic Tank Screen - Clean
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators

Specifications

Hydraulic Tank and Filter
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Systems Operation

Hydraulic Tank and Filter
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

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

Hydraulic Tank - Remove and Install
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

Service Magazine

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

TOOLS

Special Instruction

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}

Tool Operating Manual

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

VALVE GP-BRAKE

Systems Operation

Pilot Valve (Swing Parking Brake)
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

VALVE GP-BYPASS

Bypass Valve (Return) - Bypass Check Valve
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

VALVE GP-CHECK

Check Valve (Load)
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Check Valve (Return Makeup) - Slow Return Check Valve
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

VALVE GP-CHECK & RELIEF

Testing and Adjusting

Cylinder Drift - Check
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

VALVE GP-CONTROL

Service Letter-NACD

PRODUCT SUPPORT PROGRAM FOR IMPROVING THE BOOM PERFORMANCE AND CRANING CAPABILITIES ON CERTAIN 303.5E2, 304E2, 305E2, AND 305.5E2 MINI HYDRAULIC EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR IMPROVING THE BOOM PERFORMANCE AND CRANING CAPABILITIES ON CERTAIN 303.5E2, 304E2, 305E2, AND 305.5E2 MINI HYDRAULIC EXCAVATORS

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Technical Information Bulletin

Incorrect Information for Adjusting the Boom Relief Valve Group for Certain Mini Hydraulic Excavators {5051}
Incorrect Information for Adjusting the Boom Relief Valve Group for Certain Mini Hydraulic Excavators {5051}

Specifications

Control Valve - Swing Valve
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Pump Control Valve
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Pilot Valve (Joystick)
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Main Control Valve
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Service Letter-China

Service Letter-Asia

Systems Operation

Pilot Valve (Joystick)
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Main Control Valve
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Service Letter-APD

Testing and Adjusting

Cylinder Drift - Check
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Disassembly and Assembly

Main Control Valve - Remove and Install
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

Main Control Valve - Disassemble
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

Main Control Valve - Assemble
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

Service Magazine

An Improved Pressure Reducing Valve (PRV) is Now Used on Certain 303.5E2 to 308E/E2 Mini-Hydraulic Excavators {5051}
An Improved Pressure Reducing Valve (PRV) is Now Used on Certain 303.5E2 to 308E/E2 Mini-Hydraulic Excavators {5051}

New Relief Valve Groups for the Main Control Valve Group Are Now Used on Certain Mini Hydraulic Excavators {5051}
New Relief Valve Groups for the Main Control Valve Group Are Now Used on Certain Mini Hydraulic Excavators {5051}

New Boom Relief Valve Group for the Main Control Valve Group Is Now Used on Certain Mini Hydraulic Excavators {5051}
New Boom Relief Valve Group for the Main Control Valve Group Is Now Used on Certain Mini Hydraulic Excavators {5051}

A New Fixed Boom Relief Valve Is Now Used On Certain Mini Hydraulic Excavators {5051}
A New Fixed Boom Relief Valve Is Now Used On Certain Mini Hydraulic Excavators {5051}

VALVE GP-DRIFT REDUCTION

Testing and Adjusting

Cylinder Drift - Check
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

VALVE GP-FLOW CONTROL

Operation and Maintenance Manual

Joystick Controls Alternate Patterns
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators

Disassembly and Assembly

Selector Valve (Alternate Pattern Control) - Remove and Install
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

VALVE GP-FLUID SAMPLING

Operation and Maintenance Manual

Hydraulic System Oil Sample - Obtain
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators

Contamination Control Guidelines

VALVE GP-IMPLEMENT CONTROL

Specifications

Pump Control Valve
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

VALVE GP-LOAD CONTROL

Operation and Maintenance Manual

Equipment Lowering with Engine Stopped
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators

Systems Operation

Check Valve (Load)
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Testing and Adjusting

Cylinder Drift - Check
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Disassembly and Assembly

Load Control Valve (Boom Cylinder) - Remove and Install
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

VALVE GP-MAKEUP

Systems Operation

Oil Makeup (Swing System)
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Oil Makeup (Travel System)
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Check Valve (Return Makeup) - Slow Return Check Valve
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

VALVE GP-MANUAL

Specifications

Manual Valve (Auxiliary)
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

VALVE GP-PILOT

Pilot Valve (Joystick)
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Pilot Valve (Travel)
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Systems Operation

Pilot Valve (Joystick)
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

VALVE GP-PILOT RELIEF

Testing and Adjusting

Relief Valve (Pilot) - Test and Adjust
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

VALVE GP-PRESSURE CONTROL

Specifications

Pump Control Valve
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

VALVE GP-PRESSURE REDUCING

Testing and Adjusting

Pressure Reducing Valve (Quick Coupler) - Test and Adjust - If Equipped
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

VALVE GP-QUICK COUPLER

VALVE GP-RELIEF

Specifications

Relief Valve
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Systems Operation

Relief Valve (Line)
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Relief Valve (Swing)
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Testing and Adjusting

Machine Drift on a Slope - Check
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Relief Valve (Swing) - Test and Adjust
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Relief Valve (Auxiliary) - Test and Adjust - If Equipped
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Margin Pressure - Test and Adjust
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Relief Valve (Line) - Test and Adjust
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System

Service Magazine

Improved Adjustable Auxiliary Hydraulic Relief Valve in the Main Control Valve Is Now Used on Certain 303.5E2 to 305.5E2 Mini Hydraulic Excavators {5069, 5117}
Improved Adjustable Auxiliary Hydraulic Relief Valve in the Main Control Valve Is Now Used on Certain 303.5E2 to 305.5E2 Mini Hydraulic Excavators {5069, 5117}

A New Fixed Boom Relief Valve Is Now Used On Certain Mini Hydraulic Excavators {5051}
A New Fixed Boom Relief Valve Is Now Used On Certain Mini Hydraulic Excavators {5051}

VALVE GP-SELECTOR

Disassembly and Assembly

Selector Valve (Alternate Pattern Control) - Remove and Install
303.5E2 CR, 304E2 CR, 305.5E2 CR and 305E2 CR Mini Hydraulic Excavators Machine Systems

VALVE GP-SOLENOID

Specifications

Solenoid Valve (Quick Coupler)
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Hoist Solenoid Valve
303.5E2 CR, 304E2 CR, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Machine System Specifications

Systems Operation

Solenoid Valve (Hydraulic Lockout)
303.5E2 CR, 304E2 CR, 304.5E2 XTC, 305E2 CR and 305.5E2 CR Mini Hydraulic Excavators Hydraulic System