TM-9-2350-277-20-1 Unit Maintenance Manual Volume 1 M113A3 M577A3 M1064A3 M1068A3 M58 Download
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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