Removal
1. Clean the exterior of the pump.
2. Remove any hoses or piping from the filter adapter.
3. Using a T30 Torx driver or 5 mm internal hex, remove the six screws (R042) securing the filter adapter
to the housing.
4. Remove the filter adapter (R040).
Housing without filtration adapter
R045
G004
5/8 in
37 N•m
[27 lbf•ft]
P108 091E
Suction Filtration Only
5. Remove the gasket (R041) and discard. Thoroughly clean all mating surfaces.
Replacement
1. Install a new gasket (R041) and place the filter adapter (R040) on the housing.
2. Using a T30 Torx driver or 5 mm internal hex, install bolts (R042) and torque to 17 N•m [13 lbf•ft].
Bolt torque patterns
1
2
3
4
5
6
7
8
Torque this bolt
first and last
TORQUE BOLTS IN THE ORDER INDICATED
Auxiliary pad/charge pump cover
Use the following procedure to install a new gasket (U030) or to change the auxiliary pad option. Pads are
available for SAE A and SAE B auxiliary pumps, or for options with no auxiliary pad.
The charge pump cover integrates the auxiliary mounting pad. When no auxiliary pump is present on an
SAE A or SAE B style pad, the pad includes a shipping plate (U085) and O-ring (U080).
Service Manual
Series 42 Axial Piston Closed Circuit Pumps
Minor Repair
520L0638 • Rev 0300 • July 2015 55
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