Elkhart 63935901 Stainless Worm Shaft for 8494 Sidewinder Dixon CFB200S or unserviceable suction cover can Electric Operated Valves or unserviceable suction cover can restore the pump assembly without replacing the complete pump Do not use 3 16″ mud flaps as they will not hold to the specifications Application Details Monitor Sidewinder Electric 8494 01 Assembly quantity Two per referenced monitor Function Mechanical drive component in the monitor movement assembly Other models Verify the exact parts drawing before use Selection Checks Step Guidance Isolate system Disconnect monitor power and relieve water pressure Inspect components Replace damaged mating or retention parts as required Assembly Maintain correct shaft orientation and bearing placement Functional test Verify smooth movement