TM-9-2350-277-20-2 Unit Maintenance Manual Volume 2 M113A3 M577A3 M1064A3 M1068A3 M58 Download
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TM 9--2350--277--20--2 Change 2 0159 00 -- 2 2. Remove upper hose assembly (5) from elbow (6) in check valve (7) and elbow (8) on rear left cylinder block. REPLACE LEFT AND RIGHT AIR BOX DRAIN CHECK VALVES AND TUBES — Continued 0159 00 3. Remove lower hose assembly (9) from check valve (7) and elbow (10) on rear left oil pan. 4. If oil cooler has not been removed, remove screw (11), lockwasher (12), and flat washer (13) from clip (14) on oil cooler (15). Discard lockwasher. 5. Remove elbow (6) from check valve (7), elbow (8) from left side of cylinder block, and elbow (10) from left side of oil pan. If necessary, remove clip (14) from check valve.