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 1299 of 1313
Subject
WP Sequence No.-Page No.
R
RADIO INTERFERENCE.
.................................................................................................
WP 0070-1
REAR WINCH CABLE TENSIONER WILL NOT OPERATE.
...........................................
WP 0065-1
ROUGH SHIFTING.
..........................................................................................................
WP 0035-1
S
SECONDARY AIR SYSTEM FAILS TO MAINTAIN PRESSURE (NO MAJOR LEAKS,
AIR CAN BE HEARD ESCAPING INTO AIR INTAKE STACK, PARKING BRAKE
APPLIED).
.........................................................................................................................
WP 0133-1
SECONDARY PRESSURE GAUGE READS NO PRESSURE, LOW PRESSURE, OR
BUILDS TO NORMAL OPERATING PRESSURE SLOWLY. PRIMARY PRESSURE
GAUGE READS NORMAL (ENGINE IDLING, BRAKE PEDAL NOT APPLIED).
............
WP 0131-1
SHIMMY.
...........................................................................................................................
WP 0055-1
SIDE PANEL CANNOT BE LOCKED IN RETRACT POSITION.
.....................................
WP 0080-1
SIDE PANELS HARD TO RETRACT OR EXPAND.
........................................................
WP 0079-1
SLOW AIR RECOVERY OR OCCASIONAL LOW AIR WARNING DURING
BRAKING.
.........................................................................................................................
WP 0153-1
SOLENOID OPERATES, STARTER OPERATES, BUT ENGINE CRANKS
SLOWLY.
..........................................................................................................................
WP 0087-1
SOLID OVERSPEED WARNING LIGHT.
.........................................................................
WP 0151-1
SPEEDOMETER OR TACHOMETER NOISY OR ERRATIC.
..........................................
WP 0101-1
SPRING BRAKE WARNING LIGHT INOPERATIVE WITH SPRING BRAKE OVERRIDE
ENGAGED.
.......................................................................................................................
WP 0112-1
SPRING BRAKES DO NOT RELEASE (VEHICLE BRAKES GRAB OR DRAG).
............
WP 0135-1
SPRING BRAKES DO NOT SET (GAUGES AT NORMAL OPERATING PRESSURES,
AIR EXHAUSTING NOT HEARD WHEN PARKING BRAKE APPLIED).
.........................
WP 0136-1
SPRING LEAF DEFECT.
..................................................................................................
WP 0058-1
STARTER CRANKS ENGINE SLOWLY, HARD TO START.
...........................................
WP 0008-1
STARTER MOTOR INOPERATIVE.
.................................................................................
WP 0086-1
STARTER MOTOR INOPERATIVE; NO SOLENOID THUMP.
........................................
WP 0088-1
STOPLIGHT INOPERATIVE (SERVICE OR BLACKOUT).
..............................................
WP 0095-1
SYSTEM FAILS TO DEFLATE, PARTIALLY DEFLATES, OR TIRE PRESSURES ARE
IMBALANCED.
..................................................................................................................
WP 0148-1
SYSTEM OPERATES INCORRECTLY IN ONE OR MORE POSITIONS OF
DIRECTIONAL SIGNAL CONTROL LEVER.
...................................................................
WP 0099-1
SYSTEM OVER-INFLATES TIRES.
.................................................................................
WP 0152-1
SYSTEM REPEATEDLY RESUMES CYCLING 30 SECONDS AFTER MODE LIGHT
STOPS FLASHING.
..........................................................................................................
WP 0147-1
T
TAIL AND MARKER LIGHTS INOPERATIVE.
.................................................................
WP 0096-1
TAILGATE WILL NOT OPEN .
.........................................................................................
WP 0078-1
TEMPERATURE GAUGE INOPERATIVE (COOLANT).
..................................................
WP 0106-1
THEORY OF OPERATION.
..............................................................................................
WP 0003-1
TOWING PINTLE DOES NOT LATCH OR LOCK.
...........................................................
WP 0046-1
TRAILER WILL NOT HITCH TO FIFTH WHEEL.
.............................................................
WP 0071-1
TRANSFER CASE LEAKING OIL.
...................................................................................
WP 0041-1
TRANSMISSION OIL DIRTY, FOAMY, AND/OR MILKY.
.................................................
WP 0039-1
TRANSMISSION OIL LEAKING.
......................................................................................
WP 0033-1
TRANSMISSION OVERHEATS AS INDICATED BY TRANSMISSION TEMPERATURE
GAUGE.
............................................................................................................................
WP 0036-1
TRANSMISSION TEMPERATURE GAUGE INOPERATIVE.
..........................................
WP 0105-1
TM 9-2320-272-23-1
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