Vent-A-Hood JDH236C3SS Manual

Vent-A-Hood Emhætte JDH236C3SS

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Page 1JDH/C3 0817A
UL
C US
R
Read and Save These Instructions
All Hoods Must Be Installed By A Qualied Installer
INSTALLATION INSTRUCTIONS
JDH/C3 DESIGNER SERIES
WALL MOUNT HOOD
Read All Instructions Thoroughly Before Beginning Installation
WARNING - TO REDUCE THE RISK OF FIRE, ELECTRIC SHOCK,
OR INJURY TO PERSONS, OBSERVE THE FOLLOWING:
A. Installation work and electrical wiring must be done by qualied person(s)
in accordance with all applicable codes and standards, including re-
rated construction. Switch power o󰀨 at service panel and lock the service
disconnecting means to prevent power from being switched on accidentally
during installation.
B. When cutting or drilling into wall or ceiling, do not damage electrical wiring
and other hidden utilities.
C. Ducted fans must always be vented to the outdoors.
D. Su󰀩cient air is needed for proper combustion and exhausting of gases
through the ue (chimney) of fuel burning equipment to prevent back
drafting. Follow the heating equipment manufacturers 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 local code authorities.
E. ASHRAE residential ventilation standard 62.2 limits exhaust fans (total) to
a maximum of 15 CFM per 100 square feet of occupiable space, unless a
back drafting test is performed or make-up air is provided. Consult a local
HVAC engineer for make-up air evaluation.
WARNING - TO REDUCE THE RISK OF FIRE, USE ONLY METAL
DUCTWORK
Page 2JDH/C3 0817A
Ducting Do’s and Don’ts
YES
NO
Smooth Duct Smooth Gradual Turn Proper Combining
of Two Ducts
Flexible Duct Sharp Angled Turns Improper Combining
of Two Ducts
General Requirements
• Observe local codes regarding special duct requirements and placement of duct against combustibles.
• UsingVent-A-Hoodtransitions(backpage)willensurepropere󰀩ciency.
• UsingVent-A-Hoodroofjacksorwalllouvers(backpage)willensurepropere󰀩ciency.
• Where possible, seal joints with duct tape.
• The hood must be ducted to the outdoors without restrictions.
Blower Requirements
• The single blower unit (B100) requires 6” round duct or equivalent (28 square inches), and the dual
blower unit (B200) requires 8” round duct or equivalent (50 square inches).
Blower Combined Duct Dize Vent-A-Hood TransitionSq. Inch Area
Single (B100) 6" round or equivalent 28 sq. in. N/A
Dual (B200) 8" round or equivalent 50 sq. in. N/A
Single and Dual (B100 & B200) 10" round or equivalent 79 sq. in. VP562 (Included)
Two Duals (Two B200s) 12" round or equivalent 113 sq. in. VP563 (Included)
Ducting Requirements
• NEVER reduce the duct size.
• Whencombiningductstogether,thesquareinchareamustreectthetotalsquareinchareaofthe
ducts being combined.
• Donotuseexibleorcorrugatedduct.Thistypeofductwillrestrictairowandreduceperformance.
• Onlyusesmooth,galvanized,metalduct.
• Make the duct run as short and as straight as possible with as few turns as possible.
• Avoid sharp-angled turns. Instead, use smooth, gradual turns such as adjustable elbows or 45 degree
angled turns.
• Forductrunsover20feet,increasetheductdiameterbyoneinchforeverytenfeetofduct.
• A 90 degree elbow is equal to 5 feet of duct.
Termination Requirements
• Airowmustnotberestrictedattheendoftheductrun.
• A wall louver or roof jack is required for each duct run.
• Everywalllouverorroofjackmustincludeagravitydampertopreventbackdrafts.
• Do not use screen wire or spring-loaded doors on wall louvers or roof jacks.
• Donotterminateventingintoanatticorchimney.


Produkt Specifikationer

Mærke: Vent-A-Hood
Kategori: Emhætte
Model: JDH236C3SS

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