Removing and installing oil pump and pressure relief valve · ar2655g3000a · Mercedes-Benz WIS

AR26.55-G-3000A

Removing and installing oil pump and pressure relief valve

10.3.04

MODEL 000.001 with TRANSMISSION 715.501 /511
with CODE (GS3) "Hydraulic" transmission shift
with CODE (IY2) Hydraulic fluid as per sheet 345.0

G26.55-3100-12

1 O-ring

2 Plug

6 Valve element

7 O-ring

8 Valve actuator

9 Spring

11 Shim

12 Oil pump housing

13 Driven oil pump gear

14 Driving oil pump gear

	Removing
1	Remove rear end cover		AR26.30-G-3001A
2	Pull out oil pump housing (12), driven oil pump gear (13) and driving oil pump gear (14) and remove shim (11)
3	Install plug (2) with valve actuator (8), valve element (6) and springs (9)	 The valve element (6) in spring-loaded.
	Installing
4	Determine shim (11) needed for oil pump		AR26.55-G-3000-01A
			*BE26.55-N-1001-01C
			*WE58.40-Z-1002-19A
5	Insert correct shim (11) and install oil pump housing (12)	 The roll pin must engage in the blind hole in the transmission housing through the shim (11).
6	Install driven oil pump gear (13) and driving oil pump gear (14)
7	Install plug (2) with valve actuator (8), valve element (6) and springs (9)	 Renew O-rings (1, 7).
8	Install rear end cover		AR26.30-G-3001A

Test and adjustment values for transmission oil cooling, oil pump

Number	Designation		Transmission 715.501/511 with code GS3 and code IY2 in model 000.001


BE26.55-N-1001-01C	Play of oil pump	mm	0.0...0.08

Workshop equipment

WE58.40-Z-1002-19A

Depth gage