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CONGRATULATIONS!
In selecting this LENNOX Direct-Vent Gas Appliance you have chosen the finest and most
dependable fireplace to be found anywhere. A beautiful, prestigious, alternative to a
wood burning fireplace. Welcome to a Family of tens of thousands of satisfied LENNOX
Fireplace Owners.
Please read and carefully follow all of the instructions found in this manual. Please pay
special attention to the safety instructions provided in this manual. The Homeowner's
Care and Operation Instructions included here will assure that you have many years of
dependable and enjoyable service from your LENNOX product.
TABLE OF CONTENTS
Introduction ..................................... page
General Information ......................... page
Operation/Care of Your Appliance .... page
Variable Flame Adjustment .............. page
Maintenance .................................... page
Maintenance Schedule ..................... page
Control Compartment Access .......... page
Burner Adjustments ......................... page
Flame Appearance and Sooting ........ page
Adjustment ...................................... page
Log Placement ................................. page
Rockwool Placement ....................... page
Vermiculite Placement ..................... page
Millivolt Appliance Checkout ............ page
Electronic Appliance Checkout ......... page
Wiring Diagrams .............................. page
Warranty .......................................... page
Replacement Parts ........................... page
Product Reference Information ........ page
Accessory Components ................... page
Lighting Instructions - Millivolt ....... page 11
Lighting Instructions - Electronic .... page 13
Troubleshooting Guide - Millivolt ...... page 15
Troubleshooting Guide - Electronic ... page 16
Replacement Parts List ..................... page 17
INTRODUCTION
The Fireplace models covered in this manual
are Direct-Vent sealed combustion gas fire-
place heaters designed for residential applica-
tion. Direct-Vent appliances operate with the
combustion chamber completely isolated from
the inside atmosphere. All air for combustion
is brought in from the outside and exhaust
gases are vented through the same direct vent,
vent system.
2
The millivolt appliances are designed to oper-
ate on either natural or propane gas. A millivolt
gas control valve with piezo ignition system
2
provides safe, efficient operation. External
2
electrical power is required to operate the
3
optional electrically powered components if
4
installed. Electrical power must be wired dur-
ing appliance installation.
4
5
The electronic appliances are designed to op-
5
erate on either natural or propane gas. An
electronic intermittent pilot system provides
safe, efficient operation. External electrical
6
power is required to operate these units.
6
6
These appliances comply with National Safety
6
Standards and are tested and listed by (Report
No. J20006711) to ANSI Z21.88b-1999 (in
7
Canada, CSA-2.33b-M99), and CAN/CGA-2.17-
7
M91 in both USA and Canada, as vented gas
7
fireplace heaters.
7
Installation must conform to local codes. In
7
the absence of local codes, installation must
8
comply with the current National Fuel Gas
8
Code, ANSI Z223.1 (NFPA 54). (In Canada, the
8
current CAN/CGA B149 installation code.) Elec-
trical wiring must comply with local codes. In
8
the absence of local codes, installation must
9
be in accordance with the National Electrical
Code, NFPA 70 - (latest edition). (In Canada,
the current CSA C22.1 Canadian Electric Code.)
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.
WARNING: IMPROPER INSTALLATION,
ADJUSTMENT, ALTERATION, SERVICE
OR MAINTENANCE CAN CAUSE INJURY
OR PROPERTY DAMAGE. REFER TO THIS
MANUAL. FOR ASSISTANCE OR ADDI-
TIONAL INFORMATION CONSULT A
QUALIFIED INSTALLER, SERVICE
AGENCY OR THE GAS SUPPLIER.
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.
GENERAL INFORMATION
Note: Installation and repair should be per-
formed by a qualified service person. The
appliance should be inspected annually by a
qualified professional service technician. More
frequent inspections and cleanings may be
required due to excessive lint from carpeting,
bedding material, etc. It is imperative that the
control compartment, 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 in-
structions 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.
Due to high temperatures the appliance should
be located out of traffic and away from furni-
ture and draperies. Locate furniture and win-
dow coverings accordingly.
WARNING: THESE FIREPLACES ARE
VENTED HEATERS. DO NOT BURN WOOD
OR OTHER MATERIAL IN THESE APPLI-
ANCES.
These appliances are designed to operate on
natural or propane gas only. The use of other
fuels or combination of fuels will degrade the
performance of this system and may be danger-
ous.
On Millivolt models the input of the appliance
can be varied from 27,000 to 35,000 BTU/HR
when using natural gas or from 26,000 to
35,000 BTU/HR when using propane gas.
On Electronic models the input is fixed at 35,000
BTU/HR for both gas types.
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Maximum manifold pressure is 3.5 in. w.c.
(0.87 kPa) for natural gas and 10 in. w.c.
(2.49 kPa) for LP/Propane gas.
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Troubleshooting
