Engine 01 2 2 3 1 1 4 4 3 04/30/2001 f011979 1. Fan Clutch 2. Air Conditioning Compressor 3. Alternator 4. Spring-Loaded Tensioner Fig. 11, Cummins ISM 04/30/2001 f011978 1. Fan Clutch 2. Air Conditioning Compressor 3. Alternator 4. Spring-Loaded Tensioner 3 Fig. 10, Cummins ISX Signature 600 (pre-2007) 1 2 04/30/2001 f011980 1. Fan Clutch 2. Air Conditioning Compressor 3. Alternator Fig. 12, Cummins N14 Western Star Maintenance Manual, September 2015 01/6