Table 2-1. Unit Level Preventive Maintenance Checks and Services (PMCS) (CONT). -726280074

TM 9-2320-364-20-1

2-9. PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS)

TABLES (CONT).

Table 2-1. Unit Level Preventive Maintenance Checks and Services (PMCS) (CONT).

Interval

Item to Be

Procedure

Not Mission

Item

Inspected

Capable If:

No.

Pre-

f. With vehicle speed approximately 5 mph

f. Steering binds,

Service

(8 kph) turn steering wheel to left, then right,

grabs, wanders or free

Checks

to detect steering backlash, shimmy, or free

play is more than

(continued)

play of more than 1-1/2 inches (38 mm) in

1-1/2 inch (38 mm) in

either direction. Vehicle should respond

either direction.

instantly. With vehicle moving on straight,

level terrain, lightly hold steering wheel to

check for pull and wandering.

g. Apply brake pedal with steady force.

g. Brakes chatter,

Vehicle should slow down and stop without

pull to one side or

pulling to one side or jerking. Release brake

inoperative. Brakes

pedal. The brakes should release immediately

will not release.

and without difficulty.

h. Observe vehicle response to road shocks.

h. Handling is

Side sway or continuous bouncing indicates a

unstable.

malfunction.

i. Check that Central Tire Inflation System

i. If CTIS controls or

(CTIS) controls and indicators operate

indicators do not operate

properly in all modes.

properly.

j. Set parking brake, set transmission to drive

j. Truck moves with

(D) and run engine to 1000 rpm. Truck should

parking brake on with

not move.

engine at 1000 rpm.

k. Check engine brake operation. Refer to

k. If brake does not

Operator's Manual, TM 9-2320-364-10.

work properly, or is

unoperable.

l. Pay attention to how truck responds to

l. If excessive

road conditions. Swaying or constant

swaying or bouncing is

bouncing indicates suspension damage.

noticed.

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