Lennox Hearth LSM40MN-2 Indoor Fireplace User Manual


 
2
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
Dr
ywall
T
op Of Firepl
ace
Opening
Non-Combus
tible
Figure 1
TABLE OF CONTENTS
Packaging .........................................Page 2
Introduction ......................................Page 2
General Information ..........................Page 2
New York & Massachusetts
Requirements ................................Page 4
Location ............................................Page 5
Appliance and Vent Clearances ........Page 5
Vent Termination Clearances ............Page 6
Typical Installation Sequence ...........Page 6
Detailed Installation Steps .................Page 6
Step 1. Framing ...............................Page 6
Step 2. Routing Gas Line ................Page 6
Fireplace Specifications .....................Page 8
Step 3. Install the Vent System .......Page 10
Vertical Termination Systems ............Page 10
Vent Section Length Chart ................Page 11
Vertical Vent Tables and Figures ........Page 13
Horizontal Termination System .........Page 15
Horizontal Vent Tables and Figures ...Page 17
Step 4. Field Wiring .........................Page 19
Step 5. Removing Glass Door
Frame Assembly ...........................Page 20
Step 6. Connecting Gas Line ...........Page 20
Step 7. Installing Logs ...................Page 20
Step 8. Checking Appliance
Operation ........................................Page 21
Step 9. Installing Glass Door ..........Page 21
Step 10. Burner Adjustments ............Page 21
Finishing Requirements ....................Page 22
Cold Climate Insulation .....................Page 24
Installation Accessories ....................Page 24
Gas Conversion Kits .................. Page 26
This installation manual will help you obtain a
safe, efficient, dependable installation for your
appliance and vent system.
Please read and understand these
instructions before beginning your
installation.
TYPICAL INSTALLATION
PACKAGING
The assembled vented gas fireplace is pack-
aged with:
1 - one envelope located in the firebox contain
-
ing the literature package, which consists of
the Care and Operation Manual, Installation
Instructions, Log Placement Guide and
Warranty
2- A bag of glowing embers and Lava Rock
3 - one of the following brick liner kits:
a. Brick Liner Kit, Rustic
b. Brick Liner Kit, Herringbone
c. Brick Liner Kit, Old Cottage
d. Brick Liner Kit, Black.
e. Brick Liner Kit, Red Rustic
f. Brick Liner Kit, Red Herringbone
4 - one of the following log sets:
a. Birch Log set
b. Oak Log set
5 - pull screen
6 - door modesty shield
INTRODUCTION
These vented gas fireplaces are sealed com-
bustion gas fireplaces designed for residential
applications. These appliances must be installed
with the Secure Vent vent systems routed to
the outside atmosphere.
Millivolt appliances are designed to operate on
natural or propane gas. A millivolt gas control
valve with piezo ignition system provides safe
and efficient operation.
Electronic appliances are designed to operate
on natural gas or propane. An electronic in-
termittent pilot ignition system provides safe,
efficient operation. External electrical power is
required to operate these units.
These appliances comply with National Safety
Standards and are tested and listed by OMNI-
Test Laboratories (Report No. 116-F-22-5)
to ANSI Z21.50 (in Canada, CSA-2.22), and
CAN/CGA-2.17-M91 in both USA and Canada,
as vented gas fireplace.
Both millivolt and electronic versions of
these appliances are listed by OMNI-Test
Laboratories for installation in bedrooms and
mobile homes.
The Installation must conform to local codes or,
in the absence of local codes, with the National
Fuel Gas Code, ANSI Z223.1/NFPA 54 - latest
edition, or the Natural Gas and Propane Instal-
lation Code, CSA B149.1.
The appliance, when installed, must be electri-
cally grounded in accordance with local codes or,
in the absence of local codes, with the National
Electrical Code, ANSI/NFPA 70, or the Canadian
Electrical Code, CSA C22.1.
DO NOT ATTEMPT TO ALTER OR MODIFY
THE CONSTRUCTION OF THE APPLIANCE OR
ITS COMPONENTS. ANY MODIFICATION OR
ALTERATION MAY VOID THE WARRANTY,
CERTIFICATION AND LISTINGS OF THIS
UNIT.
GENERAL INFORMATION
Note: Installation and repair should be per-
formed by a qualified service person. The appli-
ance should be inspected annually by a qualified
professional service technician. More frequent
inspections and cleaning may be required due to
excessive lint from carpeting, bedding material,
etc. It is imperative that the control compart-
ment, burners and circulating air passage ways
of the appliance be kept clean.
S'assurer que le brùleur et le compartiment des
commandes sont propres. Voir les instructions
d'installation et d'utilisation qui accompagnent
l'appareil.
Provide adequate clearances around air open-
ings and adequate accessibility clearance for
service and proper operation. Never obstruct
the front openings of the appliance.