TM 9-2350-261-20-2CLEAN, INSPECT, AND REPAIR 3. Check circuit lead connectors (1). Replace con-nectors that have bent or missing contactpins (page 14–1).INSTALL 4. 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).5. Connect circuit 517 lead (9) andlead (10) to power supply (2).circuit 516AFOLLOW-THROUGH STEPS1. Connect battery ground lead (page 13-2).4.2. Turn MASTER SWITCH ON (see your -10).5.3. Install and operate M19 periscope to checkthat infrared power supply is operable6.(see your -10).Turn all infrared periscope switches off(see your -10).Turn MASTER SWITCH OFF (see your -10).Stow periscope (see your –10).END OF TASKChange 112-135
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