TM 9-2350-247-20-2
REPLACE DIFFERENTIAL OIL PUMP (M548A1) -- Continued
0336 00
INSTALLATION
NOTE
If new pump is installed, remove hose fittings from old pump and put them on new one.
1.
Install pump drive key (1) and new retaining ring (2) on pump (3).
2.
Place pump (3) with new gasket (4) on transfer gearcase (5). Make sure key (1) mates with slot in oil pump drive gear in
gearcase.
3.
Put a light coat of antiseize compound on threads of two screws (6). Secure pump (3) to transfer gearcase (5) with two
screws (6) and new key washers (7). Tighten screws to 35 - 40 pound-feet (47 - 54 Nm) torque. Bend tabs of key
washers to secure screws.
4.
Install one or more washers (8) as needed to secure differential pump drive gear against retaining ring (2) on shaft of
pump (3). Install slotted nut (9) and secure with new cotter pin (10).
5.
Install cover and spacer (11) on transfer gearcase (5). Secure with two new key washers (12) and screws (13).
6.
Connect inlet hose (14) and outlet hose (15) to pump (3).
7.
Tighten all hose and bracket connections.