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 654 of 1313
PTO EXCESSIVELY NOISY - Continued
STEP
2.
IS TRANSMISSION PTO TO HYDRAULIC PUMP PROPELLER SHAFT BENT?
Visually inspect propeller shaft for bend.
T0620DAA
Figure 2.
Transmission PTO to Hydraulic Pump Propeller Shaft.
CONDITION/INDICATION
IS PTO UNIVERSAL JOINT PROPERLY LUBRICATED?
DECISION
YES - Go to Step (3).
NO - Replace bent propeller shaft (Volume 4, WP
0713). Go to Step (4) to verify problem is solved.
TM 9-2320-272-23-1
0067
0067-3
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