TM 5-3825-229-14&P
4-7.
ORGANIZATIONAL PREVENTIVE MAINTENANCE CHECKS AND SERVICES (cont)
Table 4-1. Organizational Preventive Maintenance Checks and Services
Q = Quarterly S = Semiannually A = Annually
ITEM
INTERVAL
ITEM TO BE INSPECTED
NO.
Q
S
A
PROCEDURES
1.
BATTERY
Test battery voltage and specific gravity (see para. 4-22). Refer to TM 9-6140-
200-14.
2.
SUSPENSION
Inspect semi-trailer suspension (rear axle assembly, springs, and torque rods)
for leakage, cracks, or other damage. Report any damage to General and Direct
Support Maintenance.
3.
BRAKE SHOES
a. Inspect brake shoe linings for wear. If lining is worn to within 1/16 in. (1.58
mm) of rivet heads, replace brake shoe (see para. 4-25).
b. Adjust brakes and length of travel of brake chamber pushrod (see para. 4-
25).
4.
AIR BRAKE SYSTEM
With air system fully charged, apply a soap solution to all couplings, air lines,
fittings, valves, and reservoirs. Make note of any leaks, damage, or loose
connections. Tighten loose connections or make repairs as necessary (see
para. 4-28 through 4-35).
5.
WHEEL BEARINGS
Adjust wheel bearings (see para. 4-36).
6.
HUBS
Inspect hubs for proper level of oil and replenish as necessary (see para. 4-36).
7.
KINGPIN AND FIFTH WHEEL PLATE
Clean kingpin and fifth wheel plate using rags and compressed air. Check
kingpin for cracks, rust or other damage. If kingpin shows signs of damage,
entire fifth wheel plate must be replaced. Notify Direct Support/General Support
Maintenance.
4-4
