Lennox Hearth installation instructions - page 2

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TABLE OF CONTENTS
Packaging .........................................Page 2
Introduction ......................................Page 2
General Information ..........................Page 2
Requirements for the
Commonwealth of Massachusetts .Page 4
New York City Approval .....................Page 4
Cold Climate Insulation .....................Page 5
Manufactured Home Requirements ..Page 5
Location ............................................Page 5
Vent Termination Clearances ............Page 6
Appliance and Vent Clearances .........Page 8
Detailed Installation Steps .................Page 9
Typical Installation Sequence ...........Page 9
Step 1. Framing .................................Page 9
Fireplace and Framing Specifications Page 10
Step 2. Routing Gas Line ..................Page 11
Step 3. Install the Venting System ....Page 12
Vertical Termination Systems ............Page 13
Vent Section Length Chart ................Page 13
Vertical Vent Tables and Figures ........Page 16
Horizontal Termination System .........Page 17
Horizontal Vent Tables and Figures ...Page 20
Venting Using Flexible Vent Pipe .......Page 23
Step 4. Field Wiring .........................Page 24
Step 5. Optional Blower Kit Wiring ..Page 25
Step 6. Connecting Gas Line ...........Page 26
Step 7. Verifying Appliance Operation Page 27
Step 8. Installing Logs ...................Page 28
Step 9. Remove/Install Glass Door . Page 32
Step 10. Burner Adjustments ............Page 32
Step 11. Hood Installation .................Page 34
Finishing Requirements ....................Page 34
Step 12. Attaching Safety-in-
Operation Warnings .......................Page 35
Installation Accessories ....................Page 36
Gas Conversion Kits .........................Page 38
Please read and understand these
instructions before beginning your
installation.
PACKAGING
The assembled vented gas fireplace heater is
packaged with:
1 - One log set located in firebox area.
2 - One envelope containing the literature
package which consists of the care and
operations manual, installation instructions,
warning labels and warranty; envelope is
located in the control compartment.
3 - One vent restrictor to be applied as shown on
Page 12 ; restrictor is taped to the envelope.
4 - One hood located behind the door assembly.
5 - One bag of decorative volcanic stone located
in the control compartment.
6 - One bag of glowing embers located in the
control compartment.
INTRODUCTION
The Millivolt appliances have a millivolt gas
control valve with piezo ignition system. If any
optional accessories that will require electrical
power are to be installed, the electrical power
must be provided at the time of appliance in-
stallation.
The Electronic appliances have a battery
backed-up electronic intermittent pilot ignition
system. No external electrical power is required
to operate these appliances.
These vented gas fireplace heaters are sealed
combustion, air-circulating gas fireplaces de-
signed for residential applications.
Approved Vent Components - These fireplaces
are designed, tested and listed for operation
and installation with, the following vent com-
ponents only:
• Secure Vent™ Direct-Vent System Compo-
nents manufactured by Security Chimneys
International,
• Secure Flex™ Flexible Vent Components
manufactured by Security Chimneys Inter-
national and
• Z-FLEX™ Model GA Venting Systems listed
to UL1777 and ULCS635 manufactured by
Flexmaster Canada Limited.
Use only the correct size venting (4-1/2" inner
and 7-1/2" outer).
These approved vent system components are
labeled for identification. DO NOT use any
other manufacturer’s vent components with
these appliances.
Children and adults should be alerted to the
hazards of high surface temperature and
should stay away to avoid burns or clothing
ignition.
Les enfants et les adultes devraient être infor-
més des dangers que posent les températures
de surface élevées et se tenir à distance afin
d’éviter des brûlures ou que leurs vêtements
ne s’enflamment.
DO NOT ATTEMPT TO ALTER OR MODIFY
THE CONSTRUCTION OF THE APPLIANCE OR
ITS COMPONENTS. ANY MODIFICATION OR
ALTERATION MAY VOID THE WARRANTY, CER-
TIFICATION AND LISTINGS OF THIS UNIT.
WARNING
Young children should be care-
fully supervised when they are
in the same room as the appli-
ance. Toddlers, young children
and others may be susceptible
to accidental contact burns. A
physical barrier is recommended
if there are at risk individuals in
the house. To restrict access to
a fireplace or stove, install an
adjustable safety gate to keep
toddlers, young children and
other at risk individuals out of
the room and away from hot
surfaces.
AVERTISSEMENT
Les jeunes enfants devraient être
surveillés étroitement lorsqu’ils
se trouvent dans la même pièce
que l’appareil. Les tout petits,
les jeunes enfants ou les adultes
peuvent subir des brûlures s’ils
viennent en contact avec la sur-
face chaude. Il est recommandé
d’installer une barrière physique
si des personnes à risques habi-
tent la maison. Pour empêcher
l’accès à un foyer ou à un poêle,
installez une barrière de sécu-
rité; cette mesure empêchera les
tout petits, les jeunes enfants et
toute autre personne à risque
d’avoir accès à la pièce et aux
surfaces chaudes.
GENERAL INFORMATION