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

  TM-9-2320-272-23-1 - Page 1296 of 1313

INDEX
Subject
WP Sequence No.-Page No.
A
AIR PRESSURE BUILDS SLOWLY (TAKES EXCESSIVE AMOUNT OF TIME TO BUILD
TO 100 PSI (690KPA).
......................................................................................................
WP 0128-1
AIR PRESSURE DOES NOT BUILD TO NORMAL OPERATING PRESSURE (ABOVE
80 PSI [552 KPA]) ACCORDING TO GAUGES.
...............................................................
WP 0127-1
AIR PRESSURE EXCEEDS MAXIMUM (GAUGES SHOW OVER 130 PSI [896 KPA]),
SAFETY VALVE OPENS TO RELEASE PRESSURE.
.....................................................
WP 0129-1
AIR PRESSURE GAUGE INOPERATIVE.
.......................................................................
WP 0102-1
ALL AIR-OPERATED ACCESSORIES DO NOT OPERATE (HORN, WINDSHIELD
WIPERS, WINDSHIELD WASHERS, TRANSFER CASE CONTROLS), GAUGES AT
NORMAL OPERATING PRESSURE.
...............................................................................
WP 0137-1
ALL GAUGES INOPERATIVE.
.........................................................................................
WP 0104-1
ALL VEHICLE ELECTRICAL SYSTEMS INOPERATIVE.
................................................
WP 0085-1
ALTERNATOR OVERCHARGING, BATTERY INDICATOR GAUGE IN RED
POSITION.
........................................................................................................................
WP 0091-1
AUTOMATIC BRAKE OVERHEATS.
................................................................................
WP 0063-1
B
BATTERY/ALTERNATOR GAUGE INOPERATIVE.
........................................................
WP 0108-1
BLACKOUT DRIVE OR BLACKOUT MARKER LIGHT INOPERATIVE.
..........................
WP 0094-1
BRAKES SQUEAL.
...........................................................................................................
WP 0124-1
C
CENTRAL TIRE INFLATION SYSTEM (CTIS) TROUBLESHOOTING.
...........................
WP 0142-1
CONTAMINATED COOLANT.
..........................................................................................
WP 0030-1
CONTINUOUS AXLE OR WHEEL NOISE.
......................................................................
WP 0045-1
CONTINUOUS WANDERING OR SWAYING (POOR CONTROL).
.................................
WP 0056-1
CONTROL PANEL LIGHTS WORK, SYSTEM FAILS TO INFLATE OR DEFLATE.
.......
WP 0149-1
COOLING FAN DOES NOT OPERATE, ENGINE TEMPERATURE ABOVE 195°F
(91°C) AS INDICATED BY TEMPERATURE GAUGE.
....................................................
WP 0138-1
COOLING FAN DOES NOT STOP RUNNING, ENGINE TEMPERATURE BELOW
NORMAL OPERATING RANGE (OVERRIDE BOLT NOT INSTALLED).
........................
WP 0139-1
CTIS TROUBLESHOOTING INDEX.
................................................................................
WP 0143-1
D
DIRT OR METAL PARTICLES IN TRANSMISSION OIL.
.................................................
WP 0037-1
DOOR LOCK WILL NOT OPERATE.
...............................................................................
WP 0082-1
DRAG BRAKE DOES NOT OPERATE.
............................................................................
WP 0061-1
DUMP BODY WILL NOT HOLD IN RAISED POSITION.
.................................................
WP 0076-1
DUMP BODY WILL NOT LOWER.
...................................................................................
WP 0075-1
DUMP BODY WILL NOT RAISE.
......................................................................................
WP 0074-1
DUMP HYDRAULIC PUMP NOISY.
.................................................................................
WP 0077-1
E
ENGINE AND VEHICLE ELECTRICAL SYSTEMS MALFUNCTIONING.
........................
WP 0083-1
ENGINE CRANKS BUT DOES NOT START.
...................................................................
WP 0007-1
ENGINE CRANKS BUT WILL NOT START IN COLD WEATHER (FUEL SYSTEM
OPERATING PROPERLY).
..............................................................................................
WP 0021-1
ENGINE DOES NOT REACH NORMAL OPERATING TEMPERATURE.
.......................
WP 0027-1
TM 9-2320-272-23-1
Index-1


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