TM 9-2320-366-10-2
Table 3-2. Troubleshooting (Cont)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
e. ELECTRICAL SYSTEM (CONT)
Reference
Function
CB
Circuit
Designator
Amps
Voltage
CB54
Blackout Drive Light
8
12
CB65
Front Left and Right Parking Light
8
12
CB66
Front Left Blackout Marker, Front Right Blackout Marker, Rear LH
8
12
Blackout Marker, Rear RH Blackout Marker, and WTEC II/III TPSS
Dimmer Module
CB67
12 VDC Intervehicular Marker Lights and All Marker Lights
25
12
CB68
M1088/M1089 Auxiliary Oil Coolers Fan Motors
25
24
CB68
All except M1088/M1089 Auxiliary Oil Coolers Fan Motors
20
24
CB70
Circuit Breaker CB54, Circuit Breaker CB65, Circuit Breaker CB66,
20
12
Circuit Breaker CB74, Circuit Breaker CB76, Dimmer Module,
Instrument and Auxiliary Panel Rocker Switch Lights, Instrument
Panel and Auxiliary Panel Gage Lights, Main Light Switch, Master
Power Switch, Personnel Heater Lights, Rotating Warning Light
Switch, and Headlight HI/LO Switch
CB71
Hazard Warning Switch, Turn Signal Flasher, and Worklights Switch
15
12
CB72
Blackout Override Switch and Worklights
15
12
CB73
Backup Light
8
12
CB74
Turn Signal Flasher ECU
10
12
CB76
12 VDC Intervehicular Left Turn Signal, Right Turn Signal, and
15
12
Stoplight, 24 VDC Intervehicular Auxiliary, Front Left Turn Signal,
Front Right Turn Signal, Hazard Warning Switch, Left Blackout
Stoplight, Left Turn Signal Indicator Light, Rear Left Composite
Lamp Turn Signal, Rear Right Composite Lamp Turn Signal, Right
Blackout Stoplight, Right Turn Signal Indicator Light, Stoplight
Switch (A) and (B), and Tractor Stoplight Switch
3-30
Change 1
