955K TRACK-TYPE LOADER POWER TRAIN Caterpillar

1-Tube assembly. 2-Bolts (four). 3-Lubrication relief valve.

Lubrication Relief Valve Disassembly

Oil Pump Removal And Installation

1-Bolts (two). 2-Transmission oil pump.

Oil Pump Disassembly

3, 6 Install bearings with joints at (A and B) as shown. Install bearings .062 in. (1,575 mm) below the inner surfaces of the cover and base.

4 Pump drive gear must rotate freely by hand.

Transmission Oil Filter And Screen Removal And Installation

1-Bolts (two). 2-Oil pump supply tube and O-ring seal.

3-Nuts (five). 4-Filter and screen group with O-ring seals.

Transmission Oil Filter And Screen Disassembly