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SAFETY INSTRUCTIONS
READ AND SAVE THESE INSTRUCTIONS
A. Installation work and electrical wiring must be
done by qualified person(s) in accordance with
all applicable codes and standards, including
fire-related construction.
B . Sufficient air is needed for proper combustion
and exhausting of gases through the flue
(chimney) of fuel burning equipment to prevent
backdrafting. Follow the heating equipment
manufacturer's guideline and safety standards
such as those published by the National Fire
Protection Association (NFPA), and the Ameri-
can Society for Heating, Refrigeration and Air
Conditioning Engineers (ASHRAE), and the local
code authorities.
C When cutting or drilling into wall or ceiling, do not
damage electrical wiring and other hidden utili-
ties.
D. Ducted fans must always be vented to the
outdoors.
E . Always unplug or disconnect the downdraft
from the power supply before servicing.
TABLE OF CONTENTS
Safety Instructions .............................................................................................................................................. pg. 1
Introduction .......................................................................................................................................................... pg. 2
Step 1 Plan the Installation......................................................................................................................... pg. 3
Step 2 Prepare Countertop Cutout ........................................................................................................... pg. 7
A. Installation with Thermador Cooktop ................................................................................ pg. 8
B. Installation with Another Brand of Cooktop ................................................................... pg. 9
Step 3 Prepare Duct Cutouts in Cabinet ............................................................................................... pg. 10
Step 4 Install Ductwork (Remote Blower- if used) ..........................................................................pg. 11
Step 5 Install Electrical Service ................................................................................................................pg. 11
Step 6 Mount Vent and Cooktop.............................................................................................................. pg. 11
Step 7 Mount Integral Blower or Remote Blower ............................................................................. pg. 12
Step 8 Verify Installation Operation and Cooktop Alignment ..................................................... pg. 13
Page 1
WARNING
THIS PRODUCT IS INTENDED FOR
GENERAL VENTILATING USE ONLY. DO
NOT USE TO EXHAUST HAZARDOUS OR
EXPLOSIVE MATERIALS OR VAPORS.
WARNING
TO REDUCE RISK OF FIRE AND TO PROP-
ERLY EXHAUST AIR, BE SURE TO DUCT
AIR OUTSIDE. DO NOT VENT EXHAUST
AIR INTO SPACES WITHIN WALLS, CEIL-
INGS, ATTICS, CRAWL SPACES OR GA-
RAGES.
WARNING
TO REDUCE THE RISK OF FIRE, USE
ONLY METAL DUCT WORK.
WARNING
TO REDUCE THE RISK OF FIRE, ELEC-
TRIC SHOCK AND INJURY TO PERSONS,
VENTILATOR ASSEMBLIES, MODELS
UCV30, UCV36 AND UCV45 MUST BE
INSTALLED WITH INTEGRAL BLOWER,
MODEL VTN600CVA OR REMOTE BLOW-
ERS MODEL VTR600R OR VTR1000Q.
OTHER VENTILATOR BLOWERS CANNOT
BE SUBSTITUTED.
WARNING
TO REDUCE THE RISK OF FIRE, ELECTRIC
SHOCK, OR INJURY TO PERSONS,
OBSERVE THE FOLLOWING: