Lennox Hearth MPB35ST-PM-B Indoor Fireplace User Manual


 
2
WARNING
B-Vent appliances are not
designed to operate in negatively
pressured environments (pres-
sure within the home is less than
pressures outside). Significant
negatively pressured environ-
ments caused by weather, home
design, or other devices may
impact the operation of these
appliances. Negative pres-
sures may result in poor flame
appearance, sooting, damage to
property and/or severe personal
injury. Do not operate these
appliances in negatively pres-
sured environments.
TABLE OF CONTENTS
Packaging .........................................Page 2
Introduction ......................................Page 2
General Information ..........................Page 2
Massachusetts and New York
Requirements ................................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 7
Detailed Installation Steps ................Page 8
Typical Installation Sequence ...........Page 8
Step 1. Framing ...............................Page 8
Fireplace Specifications .....................Page 9
Step 2. Routing Gas Line ................Page 10
Step 3. Install the Venting System ..Page 11
Step 4. Field Wiring .........................Page 12
Step 5. Connecting Gas Line ...........Page 13
Step 6. Outside Air Kit Installation . . Page 14
Step 7. Verify Unit Operation ...........Page 15
Step 8. Install Grate, Vermiculite
Embers and Logs ...............Page 15
Step 9. Installing/Removing Glass
Enclosure Panels ................Page 18
Step 10. Burner Adjustment ..............Page 19
Step 11. Vent Operation Test and
Safety Limit Switch Operation Page 20
Step 12. Hood Installation .................Page 20
Finishing Requirements ....................Page 20
Step 13. Attaching Safety-in-
Operation Warnings .....................Page 21
Gas Conversion Kits .........................Page 22
Please read and understand these
instructions before beginning your
installation.
PACKAGING
The assembled vented gas fireplace is pack-
aged with:
1 - One log set, with one plastic bag of vermicu-
lite, is packaged in a carton located within
the firebox.
2 - One plastic bag of glowing embers located
in the control compartment.
3 - One envelope containing the literature
package, which consists of the care and
operation manual, installation instructions,
safety in operation warning labels, warranty,
8 nailing flanges; envelope is located in the
control area.
4 - Two hoods taped to the top of the fire-
place.
5 - One Grate, located in firebox.
6 - One Electrical Outlet Kit which consists of a
junction box, 2 screws, an receptacle outlet,
an OFF/ON rocker switch and a snap bush-
ing. Note: All the components in the electrical
kit will Not be used by every model.
7. Carton Support (must be removed from the
control area prior to first burning).
INTRODUCTION
The Millivolt appliances have a millivolt gas
control valve with piezo ignition system.
The Electronic appliances have an electronic
intermittent pilot ignition system. External
electrical power is required to operate these
units.
Use Only These Approved Vent Components
- These vented gas fireplaces are designed for
residential applications. They must be installed
with approved Type-B, 5 inch diameter double
wall vent pipe systems and a listed vent termina-
tion routed to the outside atmosphere.
GENERAL INFORMATION
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.