Specifications

SEBU7858-03 101

Maintenance Section

Accumulator (Cushion Hitch) - Check

i02228281

Accum ulator ( Cushion Hitch) -

Check

SMCS Code: 5077-535

S/N: DBD1-Up

g011242

Illustration 101

The cushion-hitch accumulator is located on the right

side of the machine near the center hitch.

Check the precharge pressure in the cushion-hitch

accumulator. Add nitrogen, if necessary. Refer to

Speciﬁ

cations, Systems Operation, Testing and

Adjusting, “Accumulator (Cushion-Hitch) - Test and

Charge”. You may need to consult your Caterpillar

deale

r for the checking procedure.

i01778508

Air Dryer - C he ck

SMCS Code: 4285-535

S/N: DBD1-Up

g00910985

Illustration 102

1. Open drain valves (1) for the air tanks on the

tractor. The air tanks should have air pressure.

There are three valves on the tractor.

2. Check for moisture in the air tank. Moisture will

spray from drain valves (1) if moisture is present.

Close drain valves (1).

3. Open access door (2).

00909446

Illustration 103