TM-9-2320-361-24-1
2-1/2 TON, 6X6, M44A2 SERIES TRUCKS
TECHNICAL MANUAL; FIELD AND SUSTAINMENT MAINTENANCE PART 1 OF 2
AUGUST 2006
TM-9-2320-361-24-1 - Page 237 of 1176
TM 9-2320-361-24-1
0014 00
0014 00-1
FIELD TROUBLESHOOTING
2-1/2 TON, 6X6, M44A2 SERIES TRUCKS (MULTIFUEL)
INDICATORS, GAUGES, AND WARNING SYSTEM TROUBLESHOOTING
B
A
B
D
C
A
F
A
START
SWITCH
FRONT WHEEL
DRIVE LOCK-IN
SWITCH
FRONT WHEEL
DRIVE LOCK-IN
SWITCH
REAR HARNESS
CONNECTOR
OIL PRESSURE
SENDING UNIT
POWER
ACCESSORY
SWITCH
HORN
SWITCH
IGNITION UNIT
SET-UP COIL
MANIFOLD
HEATER
SPARK PLUG
MANIFOLD
HEATER
FUEL PUMP
ALTERNATOR
+FLD
MANIFOLD
HEATER
SWITCH
HEATER
CIRCUIT
BREAKER
STARTER
MOTOR
PERSONNEL
HEATER
BLOWER MOTOR
HORN
CIRCUIT
BREAKER
AIR-HORN
SOLENOID
HEATER
SWITCH
LOW
HI
TEMP
GAUGE
FUEL
GAUGE
OIL
PRESSURE
GAUGE
COOLANT
TEMPERATURE
SENDING UNIT
LOW AIR
SWITCH
FUEL TANK
SENDING UNIT
IN-TANK
FUEL PUMP
FUSE
HOLDER
74A
74
+24V
6
+12V
+12V
OUT
IN
A
B
B
A
VOLTMETER
OUTPUT
FUSE
BUZZER
27
33
36
28
28
79
27A
27A
85
85
654
654
568
55
55
25
25
1
11
11
10
1
2
M
M
M
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