TM 9-6115-660-13&P
Table 4-1. Unit Preventive Maintenance Checks and Services
Item to be
Item
Interval
Checked or
Procedure
Not Fully Mission
No
Serviced
Capable if:
WARNING
Before performing any maintenance that requires climbing on or
under trailer, make sure that trailer handbrakes are set, trailer front
landing leg/support leg is lowered, and leveling-support jack is
lowered. Injury to personnel could result from trailer suddenly
rolling or tipping.
1
Semi-
POWER CABLES
Inspect power cables for worn, frayed,
Power cable is
Annually
(AN/MJQ-37 AND
or cracked insulation, loose terminal
unserviceable.
AN/MJQ-38 ONLY)
lugs, and loose connections. Tighten as
needed.
2
Semi-
SWITCH BOX
Inspect switch box assembly (refer to
Annually
ASSEMBLY
paragraph 4-13).
(AN/MJQ-37 AND
AN/MJQ-38 ONLY)
3
Semi-
TRAILER LIFTING
Inspect for wear, damage, and loose
Annually
RINGS (AN/MJQ-37
attaching hardware. Torque to 315-347
AND AN/MJQ-38
lb.-ft. (427-470 N.m).
ONLY)
4
Semi-
MOUNTING RAILS
Inspect for cracks and deformation
Mounting rail is
Annually
cracked or deformed.
5
Semi-
FIRE
a. Inspect for broken seal and damage
Annually
EXTINGUISHER
to handle.
b. Weigh to determine whether charge
Fire extinguisher
is sufficient. Weight is 13 pounds
not charged.
when fully charged. If weight is 12.5
pounds or less, send to specialized
activity for recharging.
4-12 Change 2
