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Determine which venting method is best for your application.
Ductwork can extend either through the wall or the roof.
The length of the ductwork and the number of elbows should
size of the ductwork should be uniform. Do not install two
elbows together. Use duct tape to seal all joints in the ductwork
around the cap.
Flexible ductwork is not recommended. Flexible ductwork
creates back pressure and air turbulence that greatly
reduces performance.
for exhaust duct before making cutouts. Do not cut a joist or
stud unless absolutely necessary. If a joist or stud must be
cut, then a supporting frame must be constructed
FOR MORE SPECIFIC DUCTWORK INFORMATION, GO
TO PAGE 5.
Ductwork.
Cold Weather installations
An additional back draft damper should be installed to minimize
be installed to minimize conduction of outside temperatures
as part of the vent system. The damper should be on the cold
air side of the thermal break. The break should be as close as
possible to where the vent system enters the heated portion
of the house.
!
WARNING
home.
exhaust air, be sure to duct air outside, do not vent
exhaust air into spaces within walls or ceilings or
into attics, crawl spaces or garages
ventilation air.
A 120 volt, 60 Hz AC-only electrical supply is required on a
separate 15 amp fused circuit. A time-delay fuse or circuit
breaker is recommended. The fuse must be sized per local
codes in accordance with the electrical rating of this unit as
CONNECTED WITH COPPER 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 connections must conform with the
rating of the appliance. Copies of the standard listed above
National Fire Protection Association
Batterymarch Park
Quincy, Massachusetts 02269
For residential use only.
This appliance should be connected directly to the fused discon-
sheathed copper cable. Allow some slack in the cable so the
appliance 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.
WARNING - TO REDUCE THE RISK OF FIRE OR ELECTRIC
control device.
FOLLOWING:
a) Use this unit only in the manner intended by the manu-
turer.
service panel and lock the service disconnecting means
to prevent power from being switched on accidentally.
to the service panel.
FOLLOWING:
a) Installation Work And Electrical Wiring Must Be Done By
ing equipment to prevent backdrafting. Follow the heating
such as those published by the National Fire Protection
and the local code authorities.
age electrical wiring and other hidden utilities.
d) Ducted fans must always be vented to the outdoors.
!
WARNING
nonmetallic gaskets or other materials, DO NOT
use for grounding.
circuit. A fuse in the neutral or grounding circuit
could result in electrical shock.
as to whether the rangehood is properly grounded.
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Version 09/12 - Page 2
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