TM 9--2350--292--20--1
0120 00--6
BLACKOUT MARKER LIGHT FAILS TO OPERATE -- CONTINUED
0120 00
L
Is 24 V dc present?
no
yes
Repair (WP 0290 00) or
replace (WP 0324 00)
harness 4W127. Verify
fault is corrected.
M
CONTINUED ON NEXT PAGE
1. Reconnect harness 3W142 P1 at bulkhead
disconnect.
2. Remove access cover holding faulty stoplight
assembly (WP 0276 00).
3. Disconnect lead 24 from faulty stoplight
assembly.
4. Turn MASTER switch ON
(TM 9--2350--292--10).
5. Place multimeter red lead in lead 24 connector
socket of faulty stoplight assembly and black
lead to ground. Check for voltage.
6. Turn MASTER switch OFF
(TM 9--2350--292--10).
Is 24 V dc present?
no
yes
1. Open air intake grilles above battery
compartment (TM 9--2350--292--10).
2. Disconnect harness 3W142 P1 from bulkhead
disconnect.
3. Turn MASTER switch ON
(TM 9--2350--292--10).
4. Place multimeter red lead in harness 4W127
P4 socket A and black lead to ground. Check
for voltage.
5. Turn MASTER switch OFF
(TM 9--2350--292--10).
Repair (WP 0290 00) or
replace (WP 0294 00)
harness 3W142. Verify
fault is corrected.
CONTINUED FROM STEP J