TM 9-2350-277-20-1
IN BLACKOUT MODE, FLUORESCENT LIGHTS OPERATE INCORRECTLY (M1068A3
ONLY)—Continued
0101 00
A8Y
1. Lift relay bail and install XK2 relay on relay socket.
2. Raise faceplate (1) and secure to enclosure with ten new
lockwashers (2) and screws (3).
3. Set MASTER SWITCH to ON. Set vehicle BLACKOUT LIGHT
to ON. Be sure ramp door is open.
4. Apply AC power to SICPS system. Set BLACKOUT ENABLE
switch (4) on Power Control Enclosure panel in upward position
(TM 11-7010-256-12&P).
5. Do fluorescent lights illuminate?
YES
NO
A8YN
1. Faulty relay XK5. Beyond unit
maintenance repair.
2. Notify Supervisor.
A9Y
1. Verify no faults found.
0101 00-8
