3G3920 SERVO VALVE GROUP SERIAL NO. 51U2832 TO 51U4938 INCLUSIVE & 61X381 TO 61X407 INCLUSIVE 3G3918, 3G3919 REPLACED BY 3G3927-PAGE 151 PART OF 3G3286 PUMP CONTROL 225

HYDRAULIC SYSTEM

VALVE GP-SERVO

0. 3G-3920 VALVE GP-S

PUMP GP

1. 3G-4466 PUMP GP-GE

VALVE GP

2. 3G-3927 VALVE GP

PUMP GP

3. 6W-5494 PUMP & MOU
4. 3G-4466 PUMP GP-GE
5. 1U-1986 PUMP GP-GE
6. 9C-3279 PUMP GP-MO
7. 9T-4705 PUMP GP-GE
8. 9C-1988 PUMP & MOU
9. 9T-4704 PUMP GP-GE
0. INFORMATION

EXCAVATOR 225 EXCAVATOR 51U
225 EXCAVATOR 51U02832-UP (MACHINE) POWERED BY 3208 ENGINE SEBP1226 225 51U (1972)

HYDRAULIC SYSTEM

VALVE GP-SERVO

4T-1111 VALVE GP-SERVO

3G-3920 VALVE GP-SERVO

#SEBP12260640

3G-3920: VALVE GP-SERVO

VALVE GP-SERVO

3G3920 SERVO VALVE GROUP
SERIAL NO. 51U2832 TO 51U4938 INCLUSIVE & 61X381 TO 61X407 INCLUSIVE
3G3918, 3G3919 REPLACED BY 3G3927-PAGE 151
PART OF 3G3286 PUMP CONTROL

c232213 SEBP1226

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Parts for your 225 EXCAVATOR:

Pos.	Part No	Qty	Parts name
1.	3G-3919	[1]	SLEEVE
2.	8J-2027	[1]	SPACER
3.	3D-8317	[1]	RING
4.	3G-3917	[1]	STOP
5.	3G-3916	[1]	RING
6.	8J-2032	[1]	PISTON
7.	9J-4999	[1]	PISTON ASSEM.
8.	8J-2040	[1]	INSERT
9.	2L-6726	[1]	RING
10.	8J-8345	[1]	CARTRIDGE
11.	8S-3159 C	[1]	SETSCREW
12.	3G-3918	[1]	SPOOL
	C		INDICATES CHANGE

#SEBP12260641

3G-4466: PUMP GP-GEAR

PUMP GP-GEAR

3G4466 GEAR PUMP GROUP-PILOT PUMP
SERIAL NO. 51U2832 TO 51U4879 INCLUSIVE AND 61X381 TO 61X406 INCLUSIVE

c220244 SEBP1226

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Parts for your 225 EXCAVATOR:

Pos.	Part No	Qty	Parts name
1.	3G-1859	[1]	COUPLING
	2J-6356	[1]	RING (snap)
2.	1J-6473	[1]	RING
3.	2D-9359	[1]	SEAL
4.	5L-4183	[8]	BOLT
			THE FOLLOWING REPAIR KIT IS AVAILABLE:
	3G-1831	[1]	SEAL KIT

#SEBP12260642

3G-3927: VALVE GP

VALVE GP

3G3927 FOLLOWER VALVE GROUP-FIELD INSTALLATION

c215498 SEBP1226

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Parts for your 225 EXCAVATOR:

Pos.	Part No	Qty	Parts name
1.	3G-3917	[1]	STOP
2.	8J-2027	[1]	SPACER
3.	3D-8317	[1]	RING
4.	3G-3916	[1]	RING
5.	3G-3919	[1]	SLEEVE
6.	3G-3918	[1]	SPOOL

#SEBP12260643

6W-5494: PUMP & MOUNTING GP

PUMP & MOUNTING GP

6W5494 PUMP & MOUNTING GP-GEAR
S/N 51U6258-6527 & 61X414-UP
1U1986-PAGE 151B

c349402 SEBP1226

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Parts for your 225 EXCAVATOR:

Pos.	Part No	Qty	Parts name
1.	4F-8965 C	[2]	BOLT
	5P-8245	[2]	WASHER
2.	6C-1312 C	[1]	GASKET
3.	1U-1986 Y	[1]	PUMP GP-GEAR
	C		CHANGE FROM PREVIOUS TYPE
	Y		SEPARATE ILLUSTRATION

#SEBP12260644

3G-4466: PUMP GP-GEAR

PUMP GP-GEAR

3G4466 PUMP GP-GEAR-SWING & PILOT-TYRONE HYDRAULIC
S/N 51U4880-6721 & 61X407-UP
ALSO PART OF 1U1986 GEAR PUMP

c305836 SEBP1226

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Parts for your 225 EXCAVATOR:

Pos.	Part No	Qty	Parts name
1.	3G-1859	[1]	COUPLING
	2J-6356	[1]	RING-RETAINING (SNAP)
2.	1U-3129 C	[1]	SPACER
3.	2D-9359	[2]	SEAL-LIP TYPE
4.	5L-4183	[8]	BOLT-SOCKET HEAD
5.	1U-3130 C	[1]	PLUG

			THE FOLLOWING REPAIR
			KIT IS AVAILABLE:
	1U-3131 C	[1]	KIT-SEAL
	C		CHANGE FROM PREVIOUS TYPE

#SEBP12260645

1U-1986: PUMP GP-GEAR

PUMP GP-GEAR

1U1986 PUMP GP-GEAR-SWING & PILOT
S/N 51U6258-6721 & 61X414-UP
PART OF 6W5494 & 9C3279 GEAR PUMP & MOUNTING

SEBP12260645 SEBP1226

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Parts for your 225 EXCAVATOR:

Part No	Qty	Parts name



3G-7385 Y	[1]	PUMP GP-GEAR-DOWTY-PAK

		-OR-

3G-4466 Y	[1]	PUMP GP-GEAR-TYRONE HYDRAULIC
Y		SEPARATE ILLUSTRATION

#SEBP12260646

9C-3279: PUMP GP-MOUNTING & GEAR

PUMP GP-MOUNTING & GEAR

9C3279 PUMP GP-MOUNTING & GEAR
S/N 51U6528-6721
1U1986-PAGE 151B

c351008 SEBP1226

9C3279 PUMP GP-MOUNTING & GEAR Parts scheme

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Parts for your 225 EXCAVATOR:

Pos.	Part No	Qty	Parts name
1.	0S-1595	[2]	BOLT
	5P-8245	[2]	WASHER
2.	7J-8114	[1]	GASKET
3.	1U-1986 Y	[1]	PUMP GP-GEAR
	Y		SEPARATE ILLUSTRATION

#SEBP12260647

9T-4705: PUMP GP-GEAR

PUMP GP-GEAR

9T4705 PUMP GP-GEAR
S/N 51U6722-UP
PART OF 9C1988 PUMP & MOUNTING

SEBP12260647 SEBP1226

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Parts for your 225 EXCAVATOR:

Part No	Qty	Parts name



3G-7385 Y	[1]	PUMP GP-GEAR

9T-4704 Y	[1]	PUMP GP-GEAR
Y		SEPARATE ILLUSTRATION

#SEBP12260648

9C-1988: PUMP & MOUNTING GP

PUMP & MOUNTING GP

9C1988 PUMP & MOUNTING GP
S/N 51U6722-UP
9T4705-PAGE 151C

c536259 SEBP1226

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Parts for your 225 EXCAVATOR:

Pos.	Part No	Qty	Parts name
1.	9T-4705 Y	[1]	PUMP GP-GEAR
2.	3K-0715	[1]	SEAL-O-RING
3.	7X-3392	[2]	WASHER-HARD
4.	5C-6565	[2]	BOLT
	Y		SEPARATE ILLUSTRATION

#SEBP12260649

9T-4704: PUMP GP-GEAR

PUMP GP-GEAR

9T4704 PUMP GP-GEAR
SWING & PILOT-TYRONE HYDRAULICS
S/N 51U6722-UP
PART OF 9T4705 PUMP-GEAR

c349491 SEBP1226

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Parts for your 225 EXCAVATOR:

Pos.	Part No	Qty	Parts name
1.	5P-8245	[4]	WASHER
2.	8S-9089	[4]	BOLT
3.	3G-1859	[1]	COUPLING
4.	2J-6356	[1]	RING-RETAINING

			THE FOLLOWING REPAIR
			KIT IS AVAILABLE:
	9T-1015	[1]	KIT-SEAL (INCL SEALS,
			RINGS & PLUGS)