TM 9-2320-392-10-2
ELECTRICAL SYSTEM TROUBLESHOOTING - Continued 0080 00
ELECTRICAL SYSTEM Continued
Table 3. Electrical System Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
168. STOPLIGHTS AND
6. If circuit breaker CB76 has not
12 VDC
tripped again, perform test 4
INDICATOR PANEL
of this malfunction.
CIRCUITS DO NOT
OPERATE -
Continued
4. Check to see if
1. Position master power switch
stoplights and 12
to on (WP 0004 00).
VDC indicator panel
illuminate.
2. Position main light switch to
STOPLIGHT (WP 0004 00).
3. Depress brake pedal.
4. Check to see if stoplights
illuminate.
5. Release brake pedal.
6. Position main light switch to
OFF (WP 0004 00).
7. Hold LAMP TEST switch in on
position (WP 0004 00).
8. Check to see if lighted
indicator display illuminates.
9. Release LAMP TEST switch.
10. Position master power switch
to off (WP 0004 00).
11. If stoplights and 12 VDC
indicator panel do not
illuminate, notify Field
Maintenance.
0080 00-142
