 |
|||
|
|
|||
|
Page Title:
Table 4. Electrical System Troubleshooting Procedures - Continued. |
|
||
| ||||||||||
|
|
 TM 9-2320-312-24-1
TROUBLESHOOTING PROCEDURES - CONTINUED
0006 00
Table 4. Electrical System Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
LIGHT SYSTEMS
1. Brake Light(s) Inoperative.
1. Ensure brake light 20A circuit
Reset circuit breaker.
breaker is not tripped.
2. Check taillight(s) for damage.
Replace damaged taillight(s)
Replace failed brake light switch
3. Use multimeter to test brake
light switches on air treadle
valve under cab.
Repair or replace damaged or
4. Use multimeter to check
wires and connectors between
corroded wires and connectors
components of brake light
circuit.
Reset circuit breaker.
2. Domelight Inoperative.
1. Ensure "DOME LIGHTS"
10A circuit breaker is not
tripped.
2. Inspect bulb.
Replace bulb if found to be
defective (WP 0107 00).
Replace
failed
domelight
3. Use multimeter to check
domelight switch and dome
assembly (WP 0107 00).
light assembly.
Repair or replace damaged or
4. Use multimeter to check
wires and connectors between
corroded wires and connectors
components of domelight
circuit.
Place switches in ON position.
3. Floodlights Inoperative.
1. Ensure ignition and floodlight
switches are in ON position
(TM 9-2320-312-10).
Reset circuit breaker.
2. Ensure "FLOOD LIGHT"
15A circuit breaker is not
tripped.
3. Remove floodlight cover(s)
Replace failed lamp (WP 0108
and check lamp.
Replace failed switch (WP 0093
4. Use multimeter to check
operation
of
floodlight
switch.
Replace failed relay. (WP 0095
5. Remove floodlight relay (WP
test relay internal circuit.
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals