TM-9-2350-247-20-3 Unit Maintenance Manual Volume 3 M548A1 M548A3 Tracked Cargo Carrier Download
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TM 9-2350-247-20-3 REPLACE ENGINE COOLANT HEATER COOLANT PUMP 0478 00 THIS WORK PACKAGE COVERS: Removal (page 0478 00-1). Installation (page 0478 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 0541 00, Item 57) M a t e r i a l s / P a r t s Lock washer 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 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 negative lead(s) disconnected (WP 0292 00) Top left access grille removed (see your -10 or WP 0390 00) REMOVAL NOTE M548A1 and M548A3 coolant pumps are removed and installed the same way. M548A1 coolant pump is shown. 1. Turn off coolant valve (1) and coolant valve (2). 2. Remove nut (3), washer (4), and circuit 402A lead (5) from coolant pump (6). 3. Loosen two clamps (7). Remove hose (8) and hose (9) from coolant pump (6). 4. Remove nut (10), lock washer (11), and ground lead (12) from coolant pump (6). Discard lock washer. 5. Remove two screws (13), clamp (14), and coolant pump (6) from mount (15). 0478 00-1