MODEL 808332 IN-LINE BLOWER
Page 1
For use with models CTWH30, CTWH36, IH4227, DD30R, DD36R, DD45R,
READ AND SAVE THESE INSTRUCTIONS
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FOR DOMESTIC COOKING ONLY 
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WARNING 
TO REDUCETHE RISK OF FIRE, ELECTRIC SHOCK, OR INJURY TO PERSONS, OBSERVE THE FOLLOWING:
1.Use this unit only in the manner intended by the manufacturer. If you have questions, contact the manufacturer or your distributor.
2.Before servicing or cleaning unit, switch power off at service panel and lock the service disconnecting means to prevent power from being switched on accidentally. When the service disconnecting means cannot be locked, securely fasten a prominent warning device, such as a tag, to the service panel.
3.Installation work and electrical wiring must be done by a qualified person(s) in accordance with all applicable codes and standards, including
4.Sufficient air is needed for proper combustion and exhausting of gases through the flue (chimney) of fuel burning equipment to pre- vent backdrafting. Follow the heating equipment manufacturer’s guideline and safety standards such as those published by the National Fire Protection Association (NFPA), and the American Society for Heating, Refrigeration and Air Conditioning Engineers (ASHRAE), and the local code authorities.
5.When cutting or drilling into wall or ceiling, do not damage electri- cal wiring and other hidden utilities.
6.Ducted fans must always be vented to the outdoors.
7.To reduce the risk of fire, use only steel ductwork.
8.If this unit is to be installed over a tub or shower, it must be marked as appropriate for the application and be connected to a GFCI (Ground Fault Interrupter) - protected branch circuit.
9.Never place a switch where it can be reached from a tub or shower.
10.This unit must be grounded.
TO REDUCE THE RISK OF A RANGE TOP GREASE FIRE:
1.Never leave surface units unattended at high settings. Boilovers cause smoking and greasy spillovers that may ignite. Heat oils slowly on low or medium settings.
2.Always turn hood ON when cooking at high heat or when flambe- ing food (i.e. Crepes Suzette, Cherries Jubilee, Peppercorn Beef Flambe’).
3.Clean ventilating fans frequently. Grease should not be allowed to accumulate on fan or filter.
4.Use proper pan size. Always use cookware appropriate for the size of the surface element.
TO REDUCETHE RISK OF INJURYTO PERSONS INTHE EVENT OF A RANGETOP GREASE FIRE, OBSERVETHE FOLLOWING:*
1.SMOTHER FLAMES with a
2.NEVER PICK UP A FLAMING PAN - You may be burned.
3.DO NOT USE WATER, including wet dishcloths or towels - violent steam explosion will result.
WARNING 
4. Use an extinguisher ONLY if:
A. You know you have a Class ABC extinguisher and you already know how to operate it.
B. The fire is small and contained in the area where it started. C. The fire department is being called.
D. You can fight the fire with your back to an exit.
* Based on “Kitchen Fire Safety Tips” published by NFPA.
CAUTION 
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1.For general ventilating use only. Do not use to exhaust hazardous or explosive materials and vapors.
2.To avoid motor bearing damage and noisy and/or unbalanced impellers, keep drywall spray, construction dust, etc. off power unit.
3.If ventilator is installed in an unconditioned space (such as an attic): Surround the ventilator with thermal insulation - to minimize possible condensation.
4.Please read specification label on product for further information and requirements.
TABLE OF CONTENTS
This manual is divided into sections as follows:
“TYPICAL INSTALLATION”
This section shows a common installation.
-Mounting (New Frame Construction)
-Mounting (Existing Frame Construction)
-Mounting Using Hanger Kit (included)
-Ducting (Horizontal blower discharge)
-Wiring
“MOUNTING OPTIONS”
“WIRING PLATE POSITION”
“DUCTING OPTIONS”
-Blower Discharge Positions
-Ducting (Vertical blower discharge)
“ATTACH POWER CORD TO HOOD”
“USE AND CARE”
Installer: Leave this manual with the homeowner.
Homeowner: Use and Care information on page 4.
