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 30 of 1313
TABLE OF CONTENTS - Continued
Page No.
WP Sequence No.
Figure 2.
Ether Valve.
..........................................................................................................................
0021-3
Figure 3.
Ether Valve Circuit 570 Wire.
...............................................................................................
0021-4
Figure 4.
Fuel Pressure Switch Circuit 570 Wire.
................................................................................
0021-6
Figure 5.
Ether Start Switch Circuit 570 Wire.
.....................................................................................
0021-8
Figure 6.
Ether Start Switch Circuit 5C Wire.
....................................................................................
0021-10
Figure 7.
Ether Valve.
........................................................................................................................
0021-12
Figure 8.
Thermal Close Valve.
.........................................................................................................
0021-14
Figure 9.
Atomizer.
............................................................................................................................
0021-15
EXHAUST COLOR BLUE DURING NORMAL OPERATION.
.....................................................................
WP 0022
EXHAUST COLOR WHITE DURING NORMAL OPERATION.
...................................................................
WP 0023
Figure 1.
Fuel Filter.
............................................................................................................................
0023-2
EXHAUST COLOR BLACK DURING NORMAL OPERATION AND IDLE.
.................................................
WP 0024
Figure 1.
Fuel Filter.
............................................................................................................................
0024-2
Figure 2.
Fuel Filter.
............................................................................................................................
0024-3
Figure 3.
Fuel Tank.
............................................................................................................................
0024-4
Figure 4.
Air Cleaner Indicator.
............................................................................................................
0024-5
EXCESSIVE EXHAUST NOISE.
.................................................................................................................
WP 0025
Figure 1.
Muffler.
.................................................................................................................................
0025-2
Figure 2.
Exhaust System (M939/A1).
.................................................................................................
0025-3
Figure 3.
Exhaust System (M939A2).
..................................................................................................
0025-4
EXHAUST FUMES IN CAB.
........................................................................................................................
WP 0026
Figure 1.
Exhaust System (M939/A1).
.................................................................................................
0026-2
Figure 2.
Exhaust System (M939A2).
..................................................................................................
0026-3
Figure 3.
Exhaust System.
..................................................................................................................
0026-4
ENGINE DOES NOT REACH NORMAL OPERATING TEMPERATURE.
..................................................
WP 0027
Figure 1.
Surge Tank.
..........................................................................................................................
0027-2
Figure 2.
Fan Clutch.
...........................................................................................................................
0027-3
TM 9-2320-272-23-1
ix
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