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All Hoods Must Be Installed By A Qualified Installer
INSTALLATION INSTRUCTIONS
ZTH 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 qualified
person(s) in accordance with all applicable codes and standards,
including fire-rated construction. Switch power off 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. Sufficient air is needed for proper combustion and exhausting
of gases through the flue (chimney) of fuel burning equipment to
prevent back drafting. 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 local code authorities.
WARNING - TO REDUCE THE RISK OF FIRE, USE ONLY METAL
L118 0808A
DUCTWORK
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Summary of Contents for Vent-a-Hood ZTH
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Page 1: Installation Instructions
Read and Save These Instructions All Hoods Must Be Installed By A Qualified Installer INSTALLATION INSTRUCTIONS ZTH 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. - Page 2 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. Using Vent-A-Hood roof jacks or wall louvers (back page) will ensure proper efficiency. Airflow must not be restricted at the end of the duct run. Do not use screen wire or spring-loaded doors on wall louvers or roof jacks.
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Page 3: Installation Details
1) Read all instructions thoroughly before beginning installation. 2) When installing a ZTH wall mount hood, it is recommended that the bottom edge of the hood be located no more than 30” above the cooking surface. Exceeding the recommended maximum mounting height may compromise performance. - Page 4 Installation Details Continued 4) Remove the hood from its packaging and place the back of the hood on the floor or countertop in front of the wall where it will hang. 5) Remove the blower shield(s) (A) by loosening the two brass screws on the bottom of the shield. Gently close the back draft dampers from the top side of the hood.
- Page 5 Installation Details Continued 11) FOR BACK VENTING APPLICATIONS ONLY. IF NOT BACK VENTING, PROCEED DIRECTLY TO STEP 12. Note: Wall studs may interfere with back venting installations. Additional framing may be required. It is necessary to cut a duct access hole in the wall prior to installing the hood. To accomplish this, first remove and set aside the duct cover that was previously installed in Step 8.
- Page 6 VENTING ACCESSORIES WALL LOUVER WALL LOUVER WALL LOUVER RECTANGULAR WALL LOUVER 8 �⁄�” 13” 11” 8 ½” 10” Back Back Back 6” 11” View View View 7” 13” 3 ¼” 6” 8” 1 ½” Flange 1 ½” Flange 1 ½” Flange MODEL MODEL MODEL...
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