TM 1-1520-238-T-6
9–627
9–326. CIRCUIT BREAKER EDGE-LIGHT PANELS – MAINTENANCE OPERATIONAL
9–326
CHECK (cont)
NOTE
If referenced out of one paragraph or volume into another for additional
troubleshooting, upon completion of the task, return to the maintenance
operational check for the original paragraph or volume.
1. Complete the maintenance operational check as follows:
Task
Result
a. On ELEC PWR panel (fig. 9–203), set
BATT/EXT PWR switch to EXT PWR.
M69-280
BATT / EXT PWR
SWITCH
Figure 9–203.
Pilot ELEC PWR Panel
b. On pilot center circuit breaker panel
(fig. 9–204), check that LT PRI circuit
breaker (CB39) is closed.
If LT PRI circuit breaker (CB39) does not stay closed,
go to paragraph 9–113 to troubleshoot pilot
edge-lights.
CENTER
AFT
M69-282
EDGE
LT PNL
SWITCH
LT PRI
Figure 9–204.
Pilot Circuit Breaker Panels
c. On pilot aft circuit breaker panel, set EDGE
LT PNL switch to ON. On pilot EXT LT/INTR
LT panel (fig. 9–205), set L CSL control to
BRT. Check that all three circuit breaker
edge-light panels are lighted.
If some of the panel lamps are not lighted replace
lamps (TM 1-1520-238-23). If lamps still do not light,
go to paragraph 9–328.
