TM 9-2350-287-20-1
2-19. TROUBLESHOOTING CHART (continued).
h. LIGHTS (continued).
(16) BLACKOUT (BO) STOP LED FAILS TO OPERATE.
All other lights operate (continued).
CONTINUED FROM C
C. 3. Place one lead (long lead) of multimeter in
socket N of harness 12330252 lighting switch
connector and place other lead on socket of
wire 23 of harness 12330252 connector at
rear of crew compartment.
4. Check for continuity.
Is continuity indicated at both circuits?
Notify Direct Support maintenance.
D. 1. Reconnect wire 24 of harness 12330252
to taillight harness and reinstall four screws,
spacers, and taillight harness cover on rear
crew compartment wall.
2. Disconnect both wires 75 from stoplight
switch.
3. Place one lead of multimeter in socket A
of harness 12330252 lighting switch con-
nector and place other lead in each wire 75
(one at a time) of harness 12330252 at
stoplight switch.
4. Check for continuity.
Is continuity indicated in only one circuit?
E. 1. Place one lead of multimeter in socket K
of harness 12330252 lighting switch con-
nector and place other lead in each wire 75
(one at a time) of harness 12330252 at
stoplight switch.
2. Check for continuity.
Continued on next page
2-193
