2006-2008 Polaris Snowmobiles FS/FST Service Manual., Page 292Get this manual
Chassis Electrical System Charge Air Cooler Relay Circuit
The ECU controls the CAC fan with the CAC fan relayA circuit breaker is installed on the fan's power circuit to prevent fanelectrical system damage in the event the fan becomes jammed or obstructedThe circuit breaker will reset itself when given time to cool down