TM-9-2350-247-20-1 Unit Maintenance Manual Volume 1 M548A1 M548A3 Tracked Cargo Carrier Download
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TM 9-2350-247-20-1 COMPRESSOR OPERATION TOO NOISY (M548A1)—Continued 0102 00 3Y 1. Check for woodruff key or channel wear in either pulley (1) or shaft (2) (WP 0499 00). 2. Are woodruff key or channels showing signs of wear? YES NO 3YN 1. Replace compressor, if pulley, shaft, or woodruff key is damaged (WP 0489 00). 2. Verify no faults found. 4Y 1. Check drive pulley (1) for snug fit on shaft (2). 2. Is drive pulley (1) snug on shaft (2) (WP 0499 00)? YES NO 4YN 1. Replace compressor, if pulley turns on shaft (WP 0489 00). 2. Verify no faults found. 0102 00-3