Table 1. Maintenance Indicator Checklist--Continued.

TM 10-3930-222-20

Table 1. Maintenance Indicator Checklist--Continued.

Item

Interval

Par.

No.

Procedure

ref.

Brakes

a. Test service brakes for proper functioning. Note any side pull,

chatter, or noise

b. Test parking brake to be sure it will hold vehicle without a load

on a reasonable incline. Adjust parking brake if necessary (TM

13930222-10).

Steering.

a. Rotate the steering handwheel to the extreme right and left

positions and observe for indications of binding or looseness.

b. Drive vehicle straight ahead and check the steering handwheel

for free play. Free play should not exceed 1 inch at center position.

c. Drive vehicle straight ahead, and note any tendency of the vehicle

to wander, shimmy, or pull to one side. Adjust steering alinement.

Road Test

a. Check all shifting control levers to be certain they smoothly

shift into all positions.

b. Operate truck in all directions and at varying speeds, and note

any failure of the transmission and torque converter.

c. Operate the engine at various speeds in all transmission ranges

and observe whether the engine has adequate power and acceleration.

Perform this operation under both light and heavy loads. Note any

failure of the transmission and torque converter.

FINAL INSPECTION

Overheating and Leaks.

Immediately after operational test is completed, check brakedrums

for evidence of overheating. Check under truck, the engine com-

partment, and all appropriate components for oil, water, or fuel

leaks. Check all hydraulic components for leaks.

Section Ill. TROUBLESHOOTING

Do not overlook the importance of questioning the

15. General

operator to obtain as many definite symptoms as

This section contains troubleshooting information in

possible.

chart form for aid in locating and correcting some of the

common troubles which may develop in the truck. This

16. Procedures

section cannot cover all of the troubles or malfunctions

Malfunctions and troubleshooting procedures in chart

that may occur.

If a specific malfunction or the

troubleshooting instruction is not covered herein, isolate

form are shown in figures 3 through 11. Read the charts

from left to right. The malfunctions are listed in the first

the system in which the trouble occurs and then locate

the defective component.

block. Follow the directions in the suceeding blocks

until the defects are located.