W A R N I N G 

•  Venting system MUST lead the air outside the building. 
•  DO NOT expel the air through a ductwork in an attic or other enclosed space. 
•  DO NOT use 4" laundry-type wall caps. 
•  Flexible-type ductwork is NOT recommended. 
•  DO NOT obstruct the flow of combustion and ventilation air. 
•  Failure to follow venting requirements may result in a fire. 


A 120 volt, 60 Hz AC-only electrical supply is required on a separate 15 amp fused circuit. A 
timedelay fuse or circuit breaker is recommended. The fuse must be sized per local codes in ac-
cordance with the electrical rating of this unit as specified on the serial/rating plate located inside 
the unit near the field wiring compartment. THIS UNIT MUST BE CONNECTED WITH COP-
PER WIRE ONLY. Wire sizes must conform to the requirements of the National Electrical 
Code, ANSI/NFPA 70 - latest edition, and all local codes and ordinances. Wire size and connec-
tions must conform with the rating of the appliance. Copies of the standard listed above may be 
obtained from: 

National Fire Protection Association 
Batterymarch Park 
Quincy, Massachusetts 02269 

This appliance should be connected directly to the fused disconnect (or circuit breaker) through 
flexible, armored or nonmetallic sheathed copper cable. Allow some slack in the cable so the ap-
pliance can be moved if servicing is ever necessary. A UL Listed, 1/2" conduit connector must 
be provided at each end of the power supply cable (at the appliance and at the junction box). 


When making the electrical connection, cut a 1 1/4" hole in the wall. A hole cut through wood 
must be sanded until smooth. A hole through metal must have a grommet. 


do not use this fan with 

any solid-state speed control device.



Use this unit only for the purpose intended by the manu-

facturer. If you have any questions, contact the manufacturer. 


Before servicing or cleaning the unit, switch power off at service panel and lock the service dis-
connecting means to prevent power from being switched on accidentally. When the service dis-
connecting means cannot be locked, securely fasten a prominent warning device, such as a tag, to 
the service panel. 


For General Ventilating Use Only. Do Not Use To Exhaust Hazardous or Explosive Materials 

and Vapors.