289-8194 FILTER GP-OIL -HYDRAULIC, CASE DRAIN S/N GCL274-UP PART OF 227-0431 TANK & FILTER GP-HYDRAULIC 345C

HYDRAULIC SYSTEM

FILTER GP

0. 289-8194 FILTER GP-
1. 419-8528 FILTER GP-

TANK GP

2. 227-0620 GAUGE GP-S
3. 347-6081 GAUGE GP-S

CYLINDER GP

4. 263-1212 GUARD AR-C
5. 263-1213 GUARD GP-C

PUMP GP

6. 247-8926 HEAD GP-PU

HYDRAULIC GP

7. 252-1098 HYDRAULIC
8. 255-5735 HYDRAULIC
9. 255-5736 HYDRAULIC
0. INFORMATION

EXCAVATOR 345C EXCAVATOR ELS
345C & 345C L Hydraulic Excavator ELS00001-UP (MACHINE) POWERED BY C13 Engine SEBP4374 345C ELS (2005)

HYDRAULIC SYSTEM

FILTER GP

188-4145 FILTER GP-OIL

250-0729 FILTER GP-OIL

289-8194 FILTER GP-OIL

419-8528 FILTER GP-OIL

225-4610 SCREEN GP-HYDRAULIC

#SEBP43740540

289-8194: FILTER GP-OIL

FILTER GP-OIL

289-8194 FILTER GP-OIL -HYDRAULIC, CASE DRAIN
S/N GCL274-UP
PART OF 227-0431 TANK & FILTER GP-HYDRAULIC

i02673256 SEBP4374

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Parts for your 345C EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name	Comments
1.	093-7521	[1]	FILTER-OIL (ADVANCED EFFICIENCY)(HYDRAULIC, CASE DRAIN)
2.	289-8195	[1]	HEAD AS-FILTER

#SEBP43740541

419-8528: FILTER GP-OIL

FILTER GP-OIL

419-8528 FILTER GP-OIL -HYDRAULIC RETURN
S/N GCL1-UP
FIELD REPLACEMENT FOR @@@@@188-4142@@@@@

i05243714 SEBP4374

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Parts for your 345C EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	419-8531	[1]	PLATE-SLIDE
2.	173-3529 JM	[6]	BOLT (M6X1X15-MM)
3.	3T-7528 J	[6]	SEAL-O-RING
4.	173-3513	[1]	BASE
5.	3E-4297 J	[2]	SEAL-O-RING
6.	137-3626 M	[1]	BOLT-SPECIAL (M6X1X23.25-MM)
8.	179-9806	[1]	FILTER ELEMENT AS-OIL (ADVANCED EFFICIENCY)(HYDRAULIC RETURN)
9.	137-3623 J	[4]	SEAL-O-RING
10.	6V-7658 J	[2]	SEAL-O-RING
11.	177-2553 J	[1]	SEAL-O-RING
12.	095-1681 J	[1]	SEAL-O-RING
13.	173-3515	[1]	RING-RETAINING
14.	173-3516	[1]	HANDLE
15.	4J-7533 J	[1]	SEAL-O-RING
16.	9S-4180 J	[1]	PLUG
17.	137-3624 JM	[8]	SCREW (M3X0.5X5-MM)
18.	137-3625 J	[2]	PAD
19.	173-3517	[1]	PLATE
20.	137-3628 J	[1]	SHIM (0.1-MM THK)
21.	419-8533	[1]	FILM-INSTRUCTION (HYDRAULIC OIL RETURN FILTER)

			PARTS SHOWN IN GRAPHIC(S) WITHOUT A REFERENCE NUMBER ARE NOT SERVICED SEPARATELY

			AVAILABLE REPAIR KIT(S):
	201-9299 J	[1]	KIT-SERVICE (HYDRAULIC RETURN FILTER)
	J		KIT MARKED J SERVICES PART(S) MARKED J
	M		METRIC PART

#SEBP43740542

227-0620: GAUGE GP-SIGHT

GAUGE GP-SIGHT

227-0620 GAUGE GP-SIGHT -HYDRAULIC OIL LEVEL
S/N GCL1-UP; ELS1-UP
PART OF 227-0431 TANK & FILTER GP-HYDRAULIC
FIELD REPLACEMENT ORDER @@@@@347-6081@@@@@

i02370098 SEBP4374

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Parts for your 345C EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	236-3258	[2]	BLOCK
2.	236-3259 M	[2]	BOLT-SPECIAL
3.	236-3257	[1]	PIPE
4.	095-1519	[4]	SEAL-O-RING
5.	6F-4855	[4]	SEAL-O-RING
	M		METRIC PART

#SEBP43740543

347-6081: GAUGE GP-SIGHT

GAUGE GP-SIGHT

347-6081 GAUGE GP-SIGHT -HYDRAULIC OIL LEVEL
S/N GCL1-UP; ELS1-UP
FIELD REPLACEMENT FOR @@@@@227-0620@@@@@

i03996840 SEBP4374

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Parts for your 345C EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	236-3257	[1]	PIPE
2.	236-3259 M	[2]	BOLT-SPECIAL
3.	347-6082	[2]	BLOCK
4.	6F-6672	[4]	SEAL-O-RING
5.	6F-4855	[4]	SEAL-O-RING
	M		METRIC PART

#SEBP43740544

263-1212: GUARD AR-CYLINDER

GUARD AR-CYLINDER

263-1212 GUARD AR-CYLINDER
S/N GCL1-UP
AN ATTACHMENT

i02425976 SEBP4374

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Parts for your 345C EXCAVATOR:

CATERPILLAR SIS

Part No	Qty	Parts name
263-1213 Y	[1]	GUARD GP-CYLINDER
263-3866 Y	[1]	LINES GP-BUCKET CYLINDER
263-1214 Y	[1]	LINKAGE GP-BUCKET
Y		SEPARATE ILLUSTRATION

#SEBP43740545

263-1213: GUARD GP-CYLINDER

GUARD GP-CYLINDER

263-1213 GUARD GP-CYLINDER
S/N GCL1-UP
PART OF 263-1212 GUARD AR-CYLINDER
AN ATTACHMENT

i02425979 SEBP4374

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Parts for your 345C EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	195-5479	[1]	PLATE
2.	195-5480	[1]	PLATE
3.	212-3086	[1]	PIN AS
4.	212-3088	[1]	PIN AS
5.	251-0686	[2]	PAD
6.	251-0687	[4]	BAR
7.	252-9868	[1]	BOSS
8.	254-3085	[1]	PLATE AS
9.	258-6367	[1]	SUPPORT AS
10.	258-6370	[1]	CHANNEL AS
11.	258-6373	[1]	PLATE AS
12.	258-6377	[1]	PLATE AS
13.	258-6380	[2]	SUPPORT
14.	263-1217	[1]	BOSS
15.	7X-2549 M	[8]	BOLT (M12X1.75X100-MM)
16.	7X-2564 M	[3]	BOLT (M20X2.5X90-MM)
17.	8T-4123	[3]	WASHER (3.62X5.75X0.375-MM THK)
18.	8T-4175 M	[3]	BOLT (M16X2X90-MM)
19.	8T-4193 M	[6]	BOLT (M16X2X50-MM)
20.	8T-4223	[24]	WASHER-HARD (13.5X25.5X3-MM THK)
21.	8T-4910 M	[4]	BOLT (M12X1.75X60-MM)
22.	8T-6868 M	[12]	BOLT (M12X1.75X80-MM)
23.	9X-8257	[17]	WASHER (17.5X30X3.5-MM THK)
24.	8T-4140 M	[8]	BOLT (M16X2X60-MM)
	M		METRIC PART

#SEBP43740546

247-8926: HEAD GP-PUMP

HEAD GP-PUMP

247-8926 HEAD GP-PUMP
S/N GCL1-UP; ELS1-UP
PART OF 259-0818, 266-7944, 283-6084, 315-4392, 322-8732 PUMP GP-MAIN HYDRAULIC

i02179726 SEBP4374

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Parts for your 345C EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	5I-8806	[1]	SPRING-PILOT
2.	8T-0269 M	[10]	BOLT-SOCKET HEAD (M6X1X20-MM)
3.	5I-8820 M	[1]	SETSCREW (M8X20-MM)
4.	5C-7261 M	[2]	NUT (M8X1.25-THD)
5.	206-9295	[1]	SEAL-O-RING
6.	5I-8805	[1]	RETAINER
7.	5I-8804	[1]	SEAT-SPRING
8.	206-9300	[1]	SEAL-O-RING
9.	5I-8803	[1]	PISTON-PILOT
10.	206-9297	[1]	SEAL-O-RING
11.	3E-8025 M	[2]	BOLT-SOCKET HEAD (M8X1.25X50-MM)
12.	5I-8815	[1]	PIN
13.	249-6661	[2]	SEAL-O-RING
14.	099-2374 M	[4]	BOLT-SOCKET HEAD (M5X0.8X12-MM)
15.	5I-8790	[1]	PLUG
16.	096-2323	[1]	RING-RETAINING (EXTERNAL)
17.	5I-8802	[1]	COVER-PILOT
18.	5I-8811	[1]	SPRING
19.	249-6659	[1]	SEAL-O-RING
20.	5I-8809	[1]	SEAT-SPRING
21.	5I-8810	[1]	SPRING-RETURN
22.	5I-8813	[1]	RING-RETAINING
23.	247-8737	[1]	SLEEVE
24.	5I-8808	[1]	SPOOL
25.	5I-8794	[1]	SEAT-SPRING
26.	5I-8799	[1]	COVER
27.	5I-8800 M	[1]	LOCKNUT (M30X1.5-THD)
28.	5I-8798	[1]	SCREW-ADJUSTMENT
29.	247-8738	[1]	SETSCREW
30.	5I-8797	[1]	RETAINER
31.	206-9294	[2]	SEAL-O-RING
32.	206-9301	[1]	SEAL-O-RING
33.	206-9299	[1]	SEAL-O-RING
34.	247-8736	[1]	SPRING
35.	129-7971	[1]	SPRING
36.	5I-8793	[1]	ROD-COMPENSATOR
37.	5I-8791	[1]	PISTON-COMPENSATOR
38.	129-7970	[1]	SLEEVE
39.	206-9296	[1]	SEAL-O-RING
40.	129-7973	[1]	SLEEVE
41.	129-7974	[1]	PIN
42.	249-6660	[1]	SEAL-O-RING
43.	6V-8213 M	[2]	BOLT-SOCKET HEAD (M8X1.25X70-MM)
44.	8T-8442 M	[2]	BOLT-SOCKET HEAD (M6X1X30-MM)
45.	206-9291	[1]	SEAL-O-RING
46.	206-9290	[9]	SEAL-O-RING
47.	7I-8084	[5]	PLUG
48.	249-6658	[3]	SEAL-O-RING
49.	5I-8812	[1]	COVER-BLOCK
50.	247-8929	[1]	BODY AS
51.	247-8732	[1]	LEVER AS
52.	247-8733	[1]	LEVER AS
53.	247-8734	[1]	LEVER AS
54.	247-8735	[1]	PIN AS
55.	247-8928	[1]	COVER
	M		METRIC PART

#SEBP43740547

252-1098: HYDRAULIC AR

HYDRAULIC AR

252-1098 HYDRAULIC AR -FINE FILTRATION
S/N GCL1-UP; ELS1-UP
AN ATTACHMENT

i02179988 SEBP4374

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Parts for your 345C EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name	Comments
	252-1097 Y	[1]	LINES GP-FILTER
	Y		SEPARATE ILLUSTRATION

#SEBP43740548

255-5735: HYDRAULIC AR

HYDRAULIC AR

255-5735 HYDRAULIC AR
S/N ELS1-UP
PART OF 257-4526 GENERAL AR

i02342664 SEBP4374

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Parts for your 345C EXCAVATOR:

CATERPILLAR SIS

Part No	Qty	Parts name
239-1824 Y	[1]	LINES GP-BOOM CYLINDER
239-1821 Y	[1]	LINES GP-FRONT (IMPLEMENT, TRAVEL)
239-1822 Y	[1]	LINES GP-HYDRAULIC (COOLER, PUMP, TANK, VALVE)
260-8085 Y	[1]	LINES GP-HYDRAULIC OIL COOLER
227-0442 Y	[1]	LINES GP-PILOT (JOYSTICK)
227-0443 Y	[1]	LINES GP-PILOT (CONTROL VALVE, TRAVEL VALVE)
227-0444 Y	[1]	LINES GP-PILOT (CONTROL VALVE, SWING, SWIVEL)
227-0445 Y	[1]	LINES GP-PILOT (PUMP)
227-0460 Y	[1]	LINES GP-PILOT (HEAVY LIFT)
260-8084 Y	[1]	LINES GP-PUMP (SUPPLY)
255-1812 Y	[1]	LINES GP-SWING MOTOR (FINE SWING)
227-0436 Y	[1]	LINES GP-TRAVEL MOTOR (LONG UNDERCARRIAGE)
227-0433 Y	[1]	MOUNTING GP-MAIN CONTROL VALVE
255-2984 Y	[1]	PUMP & MTG GP-AUXILIARY
222-8355 Y	[1]	PUMP & MTG GP-MAIN HYDRAULIC
227-0430 Y	[1]	TANK & MTG GP-HYDRAULIC
259-7774 Y	[1]	VALVE GP-MAIN CONTROL (HEAVY LIFT)
Y		SEPARATE ILLUSTRATION

#SEBP43740549

255-5736: HYDRAULIC AR

HYDRAULIC AR

255-5736 HYDRAULIC AR
S/N GCL1-UP
PART OF 257-4527 GENERAL AR

i02343516 SEBP4374

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Parts for your 345C EXCAVATOR:

CATERPILLAR SIS

Part No	Qty	Parts name
239-1824 Y	[1]	LINES GP-BOOM CYLINDER
239-1821 Y	[1]	LINES GP-FRONT (IMPLEMENT, TRAVEL)
239-1822 Y	[1]	LINES GP-HYDRAULIC (COOLER, PUMP, TANK, VALVE)
260-8085 Y	[1]	LINES GP-HYDRAULIC OIL COOLER
227-0442 Y	[1]	LINES GP-PILOT (JOYSTICK)
227-0443 Y	[1]	LINES GP-PILOT (CONTROL VALVE, TRAVEL VALVE)
227-0444 Y	[1]	LINES GP-PILOT (CONTROL VALVE, SWING, SWIVEL)
227-0445 Y	[1]	LINES GP-PILOT (PUMP)
227-0460 Y	[1]	LINES GP-PILOT (HEAVY LIFT)
260-8084 Y	[1]	LINES GP-PUMP (SUPPLY)
255-1812 Y	[1]	LINES GP-SWING MOTOR (FINE SWING)
227-0437 Y	[1]	LINES GP-TRAVEL MOTOR (ADJ GAUGE, LONG UNDERCARRIAGE)
227-0433 Y	[1]	MOUNTING GP-MAIN CONTROL VALVE
255-2984 Y	[1]	PUMP & MTG GP-AUXILIARY
222-8355 Y	[1]	PUMP & MTG GP-MAIN HYDRAULIC
227-0430 Y	[1]	TANK & MTG GP-HYDRAULIC
259-7774 Y	[1]	VALVE GP-MAIN CONTROL (HEAVY LIFT)
Y		SEPARATE ILLUSTRATION

Information:

HYDRAULIC SYSTEM

FILTER GP

Operation and Maintenance Manual

Oil Filter - Inspect
345C Excavator

Hydraulic System Oil Filter (Return) - Replace
345C Excavator

Hydraulic System Oil Filter (Pilot) - Replace
345C Excavator

Hydraulic System Oil Filter (Case Drain) - Replace
345C Excavator

Hydraulic System Filter Element (Fine Filtration) - Replace - If Equipped
345C Excavator

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 (Return)
345C Excavator 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}

Systems Operation

Hydraulic Filter (Pilot)
345C Excavator Hydraulic System

Hydraulic Tank and Filter
345C Excavator Hydraulic System

Oil Filter (Return) - Case Drain Filter
345C Excavator 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}

Disassembly and Assembly

Hydraulic Tank and Filter - Remove
345C Excavator and 345C MHPU
Mobile Hydraulic Power Unit Machine Systems

Hydraulic Tank and Filter - Install
345C Excavator and 345C MHPU
Mobile Hydraulic Power Unit Machine Systems

Hydraulic Tank and Filter - Disassemble
345C Excavator and 345C MHPU
Mobile Hydraulic Power Unit Machine Systems

Hydraulic Tank and Filter - Assemble
345C Excavator and 345C MHPU
Mobile Hydraulic Power Unit Machine Systems

Service Magazine

Optional High Efficiency Filters Are Now Available {3004, 5068}
2007/12/17

Cartridge Return Filter has been Improved with a New Slide Plate at Bottom of Cartridge {3004, 5068, 5091, 5092}
2012/12/19

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}

Caterpillar Parts SIS Catalog 345C :

250-0729 FILTER GP-OIL

188-4145 FILTER GP-OIL

188-4142 FILTER GP-OIL

173-3511 FILTER GP-OIL

173-3434 FILTER GP-OIL

126-2075 FILTER GP-OIL

289-7836 FILTER & VALVE GP-PILOT

188-2084 FILTER & VALVE GP-PILOT

419-8528 FILTER GP-OIL

227-0620 GAUGE GP-SIGHT

347-6081 GAUGE GP-SIGHT

263-1212 GUARD AR-CYLINDER

263-1213 GUARD GP-CYLINDER

247-8926 HEAD GP-PUMP

252-1098 HYDRAULIC AR

255-5735 HYDRAULIC AR

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