TM-9-2320-272-23-3
TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 3 OF 5
SEPTEMBER 2012
TM-9-2320-272-23-3 - Page 37 of 1469
TABLE OF CONTENTS
- Continued
Page No.
WP Sequence No.
Figure 3.
Wet Air Reservoir Installation.
..............................................................................................
0443-7
Figure 4.
Wet Air Reservoir Installation.
..............................................................................................
0443-8
EMERGENCY SPRING BRAKE (SUPPLY TANK) AIR RESERVOIR REPLACEMENT.
...........................
WP 0444
Figure 1.
Air Reservoir Removal.
........................................................................................................
0444-3
Figure 2.
Air Reservoir Installation.
.....................................................................................................
0444-4
BRAKE PROPORTIONING VALVE REPLACEMENT.
................................................................................
WP 0445
Figure 1.
Brake Proportioning Valve Removal.
...................................................................................
0445-3
Figure 2.
Brake Proportioning Valve Installation.
................................................................................
0445-5
AIR RESERVOIR DRAIN VALVES REPLACEMENT.
.................................................................................
WP 0446
Figure 1.
Air Reservoir Drain Valves Removal.
...................................................................................
0446-3
Figure 2.
Air Reservoir Drain Valves Installation.
................................................................................
0446-4
FAN DRIVE CLUTCH ACTUATOR REPLACEMENT (M939/A1).
...............................................................
WP 0447
Figure 1.
Fan Drive Actuator Removal.
...............................................................................................
0447-3
Figure 2.
Fan Drive Actuator Installation.
............................................................................................
0447-5
FAN CLUTCH ACTUATOR REPLACEMENT.
............................................................................................
WP 0448
Figure 1.
Fan Clutch Actuator Removal.
.............................................................................................
0448-2
Figure 2.
Fan Clutch Actuator Removal.
.............................................................................................
0448-3
Figure 3.
Fan Clutch Actuator Installation.
..........................................................................................
0448-4
Figure 4.
Fan Clutch Actuator Installation.
..........................................................................................
0448-5
SPRING BRAKE DASH CONTROL VALVE REPLACEMENT.
...................................................................
WP 0449
Figure 1.
Spring Brake Dash Control Valve Removal.
........................................................................
0449-3
Figure 2.
Spring Brake Dash Control Valve Installation.
.....................................................................
0449-4
AIR COUPLINGS REPLACEMENT.
............................................................................................................
WP 0450
Figure 1.
Front Air Coupling Removal.
................................................................................................
0450-3
Figure 2.
Rear Air Couplings Removal (M923/A1/A2).
........................................................................
0450-5
Figure 3.
Rear Air Couplings Removal (M929/A1/A2, M931/A1/A2, M934/A1/A2, M936/
A1/A2).
.................................................................................................................................
0450-7
Figure 4.
Front Air Coupling Installation.
.............................................................................................
0450-9
TM 9-2320-272-23-3
xxii
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