Pump - fluid

AUTOMATIC GEARBOX - ZF4HP22 - 24

REPAIRS

44-43

Pump - fluid 

$% 44.32.01

Remove

1. Remove intermediate plate gasket. 

 + 

 AUTOMATIC GEARBOX - ZF4HP22 

- 24, REPAIRS, Gasket - intermediate plate.

2. Remove 8 bolts securing fluid pump to 

intermediate plate and carefully remove pump 
from intermediate plate.

3. Note position and remove pump locating dowel.
4. Remove and discard 'O' ring from pump 

housing.

Refit

1. Clean pump housing and mating face on 

intermediate plate with lint free cloth.

2. Lubricate new 'O' ring with transmission fluid 

and fit to pump housing.

3. Position pump locating dowel into intermediate 

plate.

4. Align fluid pump to dowel and position in 

intermediate plate.

5. Fit bolts and tighten in a diagonal sequence to 

10 Nm (7 lbf.ft)

6. Position LRT-44-003/1 into pump and check 

that the pump rotors turn freely.

7. Fit intermediate plate gasket. 

 + 

 AUTOMATIC GEARBOX - ZF4HP22 

- 24, REPAIRS, Gasket - intermediate plate.

M44 1336

M44 1341

M44 1342

LRT-44-003/1