TM 5-4320-300-14
Table 4-2. Organizational Maintenance Troubleshooting - Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
CAUTION
Remove and insert pin from rear stand assemblies
with the handle end of the pin facing upward. The
pin locking mechanism will stick within the rear stand
if pin is inserted and removed any other way.
Step 2. Check for binding wheels. On flat ground, carefully jack up the trailer as follows:
a. Lower and pin rear stands and uncouple unit from towing vehicle. Lower front leg and insert
lock pin.
b. Position jack under frame assembly between wheel to be raised and wheel chock. Raise
wheel off ground and lower rear stand on same side and/or put block of wood under front leg.
Install lock pin (jack may have to be raised slightly to allow stand to be pinned). Both front leg
and rear stand should make solid contact with wood block or ground.
c. Position a jack stand under axle near raised wheel. Leave jack, front leg, and rear stand
positioned to supply support during work. Hand-spin the wheel. If wheel binds or makes
unusual noises, tap off the grease cup and check whether grease is present.
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