TM-9-2350-261-20-2 Unit Maintenance Manual Volume 2 M113A2 M577A2 M1064 M1068 M1059 M901A1 Download
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TM 9-2350-261-20-2 REPLACE TUBE TYPE INFRARED POWER SUPPLY — Continued 0291 00 INSTALLATION 1. Install power supply (2) on two mounts (3). Secure with four screws (4), eight washers (5), ground lead (6), four new lockwashers (7), and nuts (8). 2. Connect circuit 517 lead (9) and circuit 516A lead (10) to power supply (2). FOLLOW-THROUGH STEPS 1. Connect battery ground lead (WP 0294 00). 2. Turn MASTER SWITCH to ON (see your -10). 3. Install and operate M19 periscope to check that infrared power supply is operable (see your -10). 4. Turn all infrared periscope switches off (see your -10). 5. Turn MASTER SWITCH to OFF (see your -10). 6. Stow periscope (see your -10). END OF TASK 0291 00-3/4 blank