TM-9-2320-338-10

TRUCK, CARGO, 8X8, M977A4

TECHNICAL MANUAL; OPERATOR'S MANUAL

OCTOBER 2008

TM-9-2320-338-10 - Page 368 of 1120

NOTE

8x8 indicator (WP 0020) will illuminate when TRANSFER CASE shift lev-

er is positioned to L (LO).

2.

Set TRANSFER CASE shift lever (3) to L (LO).

3.

Set transmission range selector (4) to 2 (2nd gear range) or 1 (1st gear range), (WP

0048) depending on ground condition.

NOTE

Dashboard parking brake indicator will go out when PARKING BRAKE

control is released.

4.

Push in PARKING BRAKE control (5).

CAUTION

Never let engine exceed maximum no-load governed engine speed (ap-

proximately 2170 rpm) or maximum governed engine speed under load

(approximately 2150 rpm). If engine is allowed to go over governed en-

gine speeds, serious engine damage may result.

5.

Slowly depress throttle pedal (6) until vehicle reaches desired speed. Tachometer (7)

should read 1650 to 2100 rpm.

CAUTION

Do not hold steering wheel at full left or full right position for longer than

10 seconds. Power steering oil can overheat and pump can be damaged.

6.

Accelerate, brake, and steer as required.

NOTE

When off-road driving is completed, enable vehicle Anti-Lock Brake Sys-

tem (ABS).

7.

Set ABS disable switch (1) to off position, ABS disabled indicator (2) will go out.

END OF TASK

END OF WORK PACKAGE

TM 9-2320-338-10

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