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NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
LENNOX CRESTLINE™ SERIES B-VENT GAS FIREPLACES • 36"/42" LSBV MODELS • CARE AND OPERATION INSTRUCTIONS
TABLE OF CONTENTS
Introduction ......................................page 2
General Information ..........................page 2
Operation/Care of Your Appliance .....page 3
Damper & Combustion Air Controls ..page 4
Manual Limit Switch .........................page 5
Maintenance ......................................page 5
Burner Adjustments ..........................page 5
Flame Appearance and Sooting .........page 5
Maintenance ......................................page 5
Maintenance Schedule ......................page 6
Attaching "Safety-in-Operation"
Warnings ............................ page 7
Adjustment ........................................page 8
Millivolt Appliance Checkout .............page 8
Electronic Appliance Checkout ..........page 8
Log and Glowing Embers (Rockwool)
Placement .....................................page 8
Wiring Diagrams ...............................page 10
Warranty ...........................................page 11
Product Reference Information .........page 11
Replacement Parts ............................page 11
Lighting Instructions – Millivolt ........page 13
Lighting Instructions – Electronic .....page 15
Troubleshooting Guide – Millivolt......page 17
Troubleshooting Guide – Electronic ..page 18
Accessory Components ....................page 19
Replacement Parts List .....................page 21
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
dangerous.
Input of appliances are 45,000 and 50,000 BTU/
HR for LSBV-3628 and LSBV-4228 respectively.
INTRODUCTION
The Millivolt models are designed to operate
on either natural or propane gas. A millivolt
gas control valve with piezo ignition system
provides safe, efcient operation.
GENERAL INFORMATION
Note: Installation and repair should be per-
formed by a qualied service person. The
appliance should be inspected annually by a
qualied 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.
Nominal operating pressures for the manifold
side of the gas control system are; 3.5 inches
water column (6.54 MmHg) for natural gas
models and 10 inches water column (18.69
MmHg) for propane gas models.
Do not use these appliances if any part has
been under water. Immediately call a qualied,
professional service technician to inspect the
appliance and to replace any parts of the control
system and any gas control which have been
under water.
Ne pas se servir de cet appareil s'il a été plongé
dans l'eau, complètement ou en partie. Appeler
un technicien qualié pour inspecter l'appareil et
remplacer toute partie du système de contrôle et
toute commande qui ont été plongés dans l'lau.
WARNING: THESE FIREPLACES ARE
VENTED DECORATIVE GAS APPLIANCES.
DO NOT BURN WOOD OR OTHER MATE-
RIAL IN THESE APPLIANCES.
WARNING: IMPROPER INSTALLATION,
ADJUSTMENT, ALTERATION, SERVICE
OR MAINTENANCE CAN CAUSE INJURY
OR PROPERTY DAMAGE. REFER TO
THIS MANUAL. FOR ASSISTANCE OR
ADDITIONAL INFORMATION CONSULT
A QUALIFIED INSTALLER, SERVICE
AGENCY OR THE GAS SUPPLIER.
Please read and understand these
instructions before beginning your
installation.
S'assurer que le brùleur et le compartiment des
commandes sont propres. Voir les instructions
d'installation et d'utilisation qui accompagnent
l'apareil.
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 trafc and away from furniture
and draperies. Locate furniture and window
coverings accordingly.
The Electronic models are designed to operate
on either natural or propane gas. An electronic
intermittent pilot system provides safe, efcient
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-45-5) to
ANSI Z21.50b (in Canada, CSA-2.22b), and
CAN/CGA-2.17-M91 in both USA and Canada,
as vented gas replaces.
Installation must conform to local codes. In
the absence of local codes, installation must
comply with the current National Fuel Gas Code,
ANSI Z223.1 (NFPA 54) (in Canada, the current
CAN/CGA B149 installation code). Electrical
wiring must comply with local codes. In the
absence of local codes, installation must 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.
Gas Orifice Size
Type Elevation
0 - 4500’
(0 - 1370 m)
0 - 4500’
(0 - 1370 m)
Natural
Propane
#26
#45
#45
LSBV-3628
LSBV-4228
#26
CONGRATULATIONS!
In selecting this LENNOX B-vented gas appliance, you have chosen one of the nest
and most dependable replaces available. This gas replaces is a beautiful, prestigious
alternative to a wood burning replace. Welcome to a family of tens of thousands of
satised LENNOX replace 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 Care and
Operation Instructions included herein will help to ensure many years of dependable and
enjoyable service from your LENNOX product.