Table 1. Maintenance Indicator Checklist--Continued.

TM 10-3930-222-20

Table 1. Maintenance Indicator Checklist--Continued.

Item

Interval

Par.

No.

Procedure

ref.

Distributor.

a. Inspect the distributor assembly for cracks, carbon streaks,

corroded terminals, and dirt.

b. Be certain the distributor is mounted securely.

c. Inspect the contact points. Be sure they are free of burns,

pits, or frosting; are alined correctly; and are adjusted properly to

0.022 inch. Follow adjustment procedure in paragraph 44.

d. Inspect the rotor for cracks and the metal contact strip for

burned condition.

Battery, Leads, and Links.

a. Inspect battery for cracks and breaks.

b. Inspect battery leads and terminals for dirt, breaks, and burned

condition.

c. Inspect battery frame for corrosion and breaks.

d. Check the level of the electrolyte in the battery. The electrolyte

should be one-half inch above the top of the plates.

e. Check the specific gravity of the electrolyte solution. The bat-

tery is fully charged when the specific gravity reading is 1.260 to

1.270. If specific gravity reading is below 1.225, the battery should

be recharged.

Generator, Starting Motor, and Solenoid Switch.

a. Inspect generator and leads for secure mounting.

b. Inspect starting motor and leads for secure mounting.

c. Inspect solenoid switch for secure mounting and proper connec-

tions.

Hydraulic Pump, Control Valve, Hoses, and Fittings.

a. Inspect hydraulic pumps (main and auxiliary pumps) and con-

trol valve for secure mounting and leaks.

b. Inspect hydraulic flow divider valve, hoses, and fittings for

secure mounting and oil leaks.

Brake Lines and Fittings.

Inspect brake lines and fittings for leaks and secure mounting.

Drive Axle Assembly.

a. Inspect drive axle for good condition, leaks, and secure mount-

ing.

b. See that drive axle breather is open and clean.

c. Inspect wheel bearings for wear and proper adjustment.

Drive Axle Assembly.

a. Inspect the brakeshoes for secure mounting and for the pres-

ence of grease or other foreign matter. Inspect the brakesdrums for

scoring and check the retracting springs for breaks and fatigue.

b. Inspect service brake linings for wear. If lining is worn to

1/8 inch, it must be replaced.

c. Inspect wheel cylinders for secure mounting and leaks.

Steering.

a. Inspect steering gear housing for secure mounting and leaks.

b. Inspect drag link and tie rod ends for secure mounting and

74, 75

wear.

Steering Axle.

a. Inspect steering axle for secure mounting.

b. Check wheel bearings for wear and proper adjustment.

c. Inspect kingpins and center arm for secure mounting and for

wear.