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 464 of 1313
EXCESSIVE NOISE DURING SHIFTING - Continued
STEP
4.
ARE PROPELLER SHAFT UNIVERSAL JOINTS IN GOOD OPERATING CONDITION?
Visually check propeller shaft universal joints for looseness, wear, and damage.
T0499DAA
FLANGE MOUNTING
SCREWS
Figure 4.
Transmission Universal Joints.
CONDITION/INDICATION
ARE PROPELLER SHAFT UNIVERSAL JOINTS IN GOOD OPERATING CONDITION?
DECISION
YES - Go to Step (5) to verify problem is solved.
NO - Replace universal joint (Volume 3, WP
0403). Go to Step (5) to verify problem is solved.
STEP
5.
IS YOUR ORIGINAL PROBLEM STILL PRESENT?
a.
Ensure vehicle is returned to normal operating condition.
b.
Check to see if your original problem still exists.
CONDITION/INDICATION
IS YOUR ORIGINAL PROBLEM STILL PRESENT?
DECISION
YES - Notify supervisor.
NO - Problem fixed.
END OF WORK PACKAGE
TM 9-2320-272-23-1
0031
0031-5/6 blank
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