TM-9-2350-261-20-4 Unit Maintenance Manual Volume 4 M113A2 M577A2 M1064 M1068 M1059 M901A1 Download
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TM 9-2350-261-20-4 REPLACE ELECTRONIC EQUIPMENT HEATER CONTROL BOX (M577A2 ONLY) 0630 00 THIS WORK PACKAGE COVERS: Removal (page 0630 00-1). Installation (page 0630 00-2). 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 0780 00, Item 29) M a t e r i a l s / P a r t s Locknut (2) Lockwasher (4) P e r s o n n e l R e q u i r e d Unit Mechanic 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 lead disconnected (WP 0294 00) REMOVAL 1. Disconnect circuit 400A lead (1) from control box lead (2). 2. Disconnect heater wiring harness (3) from control box (4). 3. Remove two screws (5) and control box (4) from control box case (6). 4. Remove two screws (7), case (6), four lockwashers (8), and two locknuts (9) from support bracket (10). Discard lockwashers and locknuts. 0630 00-1