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 37 of 1313
TABLE OF CONTENTS - Continued
Page No.
WP Sequence No.
Figure 2.
Automatic Brake Setscrew.
..................................................................................................
0063-3
FRONT WINCH OPERATES AT ONE SPEED ONLY.
...............................................................................
WP 0064
Figure 1.
Winch Control Valve.
............................................................................................................
0064-2
Figure 2.
Front Winch.
.........................................................................................................................
0064-3
Figure 3.
Throttle Control Cable.
.........................................................................................................
0064-4
REAR WINCH CABLE TENSIONER WILL NOT OPERATE.
......................................................................
WP 0065
Figure 1.
Rear Winch Cable Tensioner.
..............................................................................................
0065-2
VEHICLE ROLLS WHILE OPERATING REAR WINCH.
.............................................................................
WP 0066
Figure 1.
Spring Brake.
........................................................................................................................
0066-2
Figure 2.
Field Chocks.
........................................................................................................................
0066-3
PTO EXCESSIVELY NOISY.
.......................................................................................................................
WP 0067
Figure 1.
PTO Universal Joint.
............................................................................................................
0067-2
Figure 2.
Transmission PTO to Hydraulic Pump Propeller Shaft.
.......................................................
0067-3
Figure 3.
Transfer Case PTO to Hydraulic Pump Propeller Shaft.
......................................................
0067-4
PTO SHIFTS HARD.
....................................................................................................................................
WP 0068
Figure 1.
PTO Shift Linkage.
...............................................................................................................
0068-2
Figure 2.
PTO Shift Linkage Condition.
...............................................................................................
0068-4
PTO LEAKING LUBRICANT.
.......................................................................................................................
WP 0069
Figure 1.
PTO Mounting Screws.
........................................................................................................
0069-2
RADIO INTERFERENCE.
............................................................................................................................
WP 0070
Figure 1.
Alternator Wiring.
..................................................................................................................
0070-2
Figure 2.
Alternator.
.............................................................................................................................
0070-3
TRAILER WILL NOT HITCH TO FIFTH WHEEL.
........................................................................................
WP 0071
Figure 1.
Fifth Wheel.
..........................................................................................................................
0071-2
WRECKER HYDRAULIC SYSTEM DOES NOT OPERATE.
......................................................................
WP 0072
Figure 1.
Hydraulic Oil Reservoir.
........................................................................................................
0072-2
Figure 2.
Power Takeoff Controls.
.......................................................................................................
0072-3
TM 9-2320-272-23-1
xvi
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