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 872 of 1313
SPEEDOMETER OR TACHOMETER NOISY OR ERRATIC - Continued
T0628DAA
Figure 2.
Speedometer and Tachometer.
CONDITION/INDICATION
ARE SPEEDOMETER AND TACHOMETER IN GOOD OPERATING CONDITION?
DECISION
NO - Replace defective speedometer or tachometer (Volume 5, WP
0815). Go to Step (3) to verify problem is
solved.
YES - Go to Step (3) to verify problem is solved.
STEP
3.
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
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