TM-9-2320-272-23-1
TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 1 OF 5
SEPTEMBER 2012
TM-9-2320-272-23-1 - Page 591 of 1313
SHIMMY - Continued
STEP
5.
ARE FRONT AXLE STEERING KNUCKLES PROPERLY ADJUSTED?
a.
Check front axle steering knuckle(s) for proper adjustment.
T0564DAA
Figure 5.
Steering Knuckle.
b.
Raise front vehicle wheels until they are off the ground M939 (Volume 3, WP
0484),
M939A1/A2 (Volume 3, WP
0485).
c.
Turn wheels from side to side to check for loose steering knuckle.
CONDITION/INDICATION
ARE FRONT AXLE STEERING KNUCKLES PROPERLY ADJUSTED?
DECISION
YES - Go to Step (6) to verify problem is solved.
NO - Notify supervisor. Action required may not be possible at this level of maintenance.
STEP
6.
IS YOUR ORIGINAL SHIMMY PROBLEM STILL PRESENT?
a.
Ensure vehicle is returned to normal operating condition.
b.
Check to see if your original shimmy problem still exists.
CONDITION/INDICATION
IS YOUR ORIGINAL SHIMMY PROBLEM STILL PRESENT?
DECISION
YES - Notify supervisor.
NO - Problem fixed.
END OF WORK PACKAGE
TM 9-2320-272-23-1
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0055-6
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