TM-9-2320-338-10

TRUCK, CARGO, 8X8, M977A4

TECHNICAL MANUAL; OPERATOR'S MANUAL

OCTOBER 2008

TM-9-2320-338-10 - Page 687 of 1120

OPERATOR MAINTENANCE

STARTS OR RUNS ROUGHLY AFTER PROPER WARM-UP, DOES NOT MAKE FULL

POWER, OR MAKES EXCESSIVE EXHAUST SMOKE

INITIAL SETUP:

Equipment Condition

Engine OFF. (WP 0057)

Parking brakes applied. (WP 0056)

Wheels chocked. (WP 0072)

TROUBLESHOOTING PROCEDURE

STARTS OR RUNS ROUGHLY AFTER PROPER WARM-UP, DOES NOT MAKE FULL

POWER, OR MAKES EXCESSIVE EXHAUST SMOKE

TEST 1 - Is PTO engaged?

1.

Start engine and allow engine to reach normal operating temperature. (WP 0044)

2.

Check HYD Enable switch and Main HYD Enable indicator to make sure that PTO is

disengaged. Light should be off.

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