Possible causes: faulty switch, defective motor, no power. Corrective actions: replace the switch, replace the motor, check to see if power cord is plugged in.
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Downloads, FAQs, and more.
Before ordering replacement parts, make sure you have the fan model and serial number.
The nameplate of the motor includes a wiring diagram. Wiring diagrams can also be found beneath the motor image in our Buy Parts section. Simply click the wiring diagram icon to view it.
Yes, but only if the thermostat has a simple on/off operation. Please note: if the thermostat varies the amount of voltage delivered, it will damage the motor and void the warranty.
Comfort Cooler (CC) series whole-house fans may be mounted vertically, however, the AS and CSS shutters will not function properly in the vertical position. We do not carry a ceiling shutter for vertical installation. Vertical installation instructions.
Possible causes: faulty switch, defective motor, no power. Corrective actions: replace the switch, replace the motor, check to see if power cord is plugged in.