TM-9-2320-338-10

TRUCK, CARGO, 8X8, M977A4

TECHNICAL MANUAL; OPERATOR'S MANUAL

OCTOBER 2008

TM-9-2320-338-10 - Page 298 of 1120

TRAILER

AIR SUPPLY

PARKING

BRAKE

AIR BRAKE

8X8

M

M

1

Figure 1.

3.

If rear air pressure gauge (1) reads less that 70 psi (4.8 bar), start engine (WP 0044)

and allow air system to recharge.

NOTE

•

The operator can choose to dump (deflate) one to all four zones of

air springs by positioning appropriate ball valves to OFF (on air

springs desired to remain inflated) prior to pushing in suspension

dump valve button.

•

Suspension dump valve will not dump (deflate) any suspension air

springs that have ball valves positioned OFF.

4.

Remove pin (2) from suspension dump valve, and push suspension dump valve button

(3) in.

TM 9-2320-338-10

0040

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