Table 4-1. Unit Preventive Maintenance Checks and Services (PMCS) (Con't).
ITEM TO BE
Check air springs, suspension, torsion bars, shock absorbers,
and tie rods for damage. Check for tightness of ail assemblies
and mounting bolts.
Check branched wiring harness, connections, shells, grommets,
and distribution box for damage.
a. Remove wheels, hubs, and brakedrums (paras 4-46 and
4-47). Clean, inspect, and repair or replace internal brake
parts as required (para 4-37).
b. Adjust brakes as required (para 4-37).
Make sure data plates are present and legible.
a. Perform road test. Give special attention to items t hat were
repaired or adjusted. Be alert during road test for any unusual
A hot brake can cause serious bums. Use extreme
caution before touching brakedrum after road test.
Slowly move hand toward brakedrum. If brakedrum is
overheated, radiated heat will be felt before actually
An overheated wheel hub and brakedrum indicate
an improperly adjusted or defective brake or wheel
b. Immediately after road test, cautiously feel wheel hubs and
brakedrum for abnormal heat.