TM-9-2350-277-20-5 Unit Maintenance Manual Volume 5 M113A3 M577A3 M1064A3 M1068A3 M58 Download
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TM 9-2350-277-20-5 REPLACE M3 NBC HEATERS AND CONTROLLERS (M113A3 AMBULANCES ONLY) 0795 00 THIS WORK PACKAGE COVERS: Removal (page 0795 00-1). Installation (page 0795 00-4). INITIAL SETUP: M a i n t e n a n c e L e v e l Unit T o o l s a n d S p e c i a l T o o l s General Mechanic’s Tool Kit (WP 0926 00, Item 65) M a t e r i a l s / P a r t s Locknut (20) Lockwasher (8) Tie straps (as required) P e r s o n n e l R e q u i r e d Unit Mechanic R e f e r e n c e s See your -10 TM 3-6680-316-10 E q u i p m e n t C o n d i t i o n Engine stopped (see your -10) Carrier blocked (see your -10) Battery ground strap disconnected (WP 0337 00) REMOVAL 1. Disconnect circuit lead 537A (1) and circuit lead 537B (2) from upper and lower heaters (3) and (4) on right side of vehicle. 2. Loosen clamps (5) and (6). Remove upper and lower outlet hoses (7) and (8) from upper and lower heater (3) and (4). 3. Loosen clamps (9) and (10). Remove upper and lower inlet hoses (11) and (12) from upper and lower heaters (3) and (4). 4. Remove eight screws (13), 16 washers (14), eight locknuts (15), upper and lower heater (3) and (4) from bracket (16). Discard locknuts. 0795 00-1