TM 9--2350--292--20--1
0110 00--2
PASSIVE NIGHT VIEWER OR PASSIVE NIGHT VIEWER INDICATOR LIGHT
FAILS TO OPERATE -- CONTINUED
0110 00
CONTINUED FROM STEP A
no
yes
B 1. Disconnect lead 999A connector from switch
panel side of night viewer switch.
2. Turn MASTER switch ON
(TM 9--2350--292--10).
3. Place multimeter red lead in lead 999A
connector socket and black lead to ground.
Check for voltage.
4. Turn MASTER switch OFF
(TM 9--2350--292--10).
Is 24 V dc present?
Repair (WP 0290 00) or
replace (WP 0317 00)
harness 4W105. Verify
fault is corrected.
CONTINUED ON NEXT PAGE
C 1. Disconnect lead 999A from viewer side of night
viewer switch.
2. Turn night viewer switch ON
(TM 9--2350--292--10).
3. Place one multimeter lead on each night viewer
switch connector pin. Check for continuity.
Is continuity present?
no
yes
Replace switch
(WP 0266 00). Verify
fault is corrected.