TM 9-2350-287-20-1
2-19. TROUBLESHOOTING CHART (continued).
h. LIGHTS (continued).
(6) MASTER SWITCH INDICATOR LIGHT FAILS TO
OPERATE WITH MASTER SWITCH ON. All other
electrical systems operate (continued).
CONTINUED FROM B
B. 3. Remove wire 459L from MASTER switch
indicator light assembly.
4. Place red lead of multimeter in wire 459L
and ground black lead.
5. Turn MASTER switch ON (refer to TM 9-
2350-287-10).
6. Check for 24 ± 3 vdc.
7. Turn MASTER switch OFF (refer to TM 9-
2350-287-10).
Is voltage indicated?
Replace indicator lamp assembly (para
7-6). Verify problem is solved.
Repair wire 459L or replace harness
122680298 (para 7-7). Verify problem
is solved.
END OF TASK
2-157
