TM 9-2330-373-14 & P
Table 4-1. Organizational Preventive Maintenance Checks and Services (cont)
ITEM TO BE INSPECTED
Procedures: Check for and have repaired,
filled, or adjusted as needed.
If possible, perform a road test
of semitrailer. At all times during the
test be alert for unusual or excessive
noises that may indicate damages, looseness,
defects and deficient lubrication.
c. Make several stops, noting side
pull, noise, chatter or any other unusual
d. Disconnect air hoses from towing
vehicle and note if semitrailer brakes apply.
BRAKE DRUMS AND HUBS
Overheated brake drums and hubs
can cause severe burns to person-
nel when touched.
Immediately after road test, cautiously
feel brake drums and hubs.
An overheated hub and brake drum
indicates an improperly adjusted,
defective or dry wheel bearing, or
An abnormally cool condition Indi-
cates an inoperative brake.