Remove/install oil pump

AR27.10-D-0400A

Remove/install oil pump

03.12.2013

TRANSMISSION

722.681 in MODEL 902.6, 903.6, 904.6, 905.6

TRANSMISSION

722.683 in MODEL 906.1/2/6/7

TRANSMISSION

722.684 in MODEL 906.1/2/6/7

TRANSMISSION

722.685 in MODEL 906.1/2/6/7

TRANSMISSION

722.686 in MODEL 906.1/2/6/7

1

Oil pump

3

Multidisk brake B1

2

Torque converter housing

4

Screw

 

Remove/install

1

Remove automatic transmission

Transmission 722.681

AR27.10-D-0502A

Transmission 722.683/684/685/686

AR27.10-D-0502B

2

Remove torque converter housing (2) with multidisk brake B1 (3) from transmission housing

AR27.50-D-0602A

3

Unscrew two opposite bolts (4) a few revolutions and unscrew remaining bolts (4) complete


The threaded holes must not be recut with the conventional thread taps.
Otherwise the thread gets destroyed. Only blow out threaded holes using compressed air.

 Installation: Replace screws/bolts (4).

 Screw/bolt, oil pump with multi-disk brake B1 to torque converter housing

*BA27.40-N-1009-01B

4

Remove oil pump (1)



TRANSMISSION 722.681Sheet 236.10

BB00.40-P-0236-10A



Automatic transmission fluids (ATF, Sheet 236.12)

TRANSMISSION 722.683/684/685/686

BB00.40-P-0236-12A

 Loosen oil pump (1) by applying gentle blows to the bolt heads using a plastic mallet.

According to findings:



Disassemble/assemble oil pump

AR27.50-D-0720-01A

5

Install in the reverse order

 Housing

Number

Designation

TRANSMISSION 722.681

TRANSMISSION 722.683/684/685

BA27.40-N-1009-01B

Screw/bolt, oil pump with multi-disk brake B1 to torque converter housing

Nm

20

20

 Housing

Number

Designation

TRANSMISSION 722.686 in MODEL 906

BA27.40-N-1009-01B

Screw/bolt, oil pump with multi-disk brake B1 to torque converter housing

Nm

20