Table of Contents
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RETAIN THESE INSTRUCTIONS
FOR FUTURE REFERENCE
• Hot! Do not touch! The glass and
surfaces of this appliance will be hot
during operation and will retain heat
for a while after shutting off the appli-
ance. Severe burns may result.
• Carefully supervise children in the
same room as appliance.
• If small children are present in the home, it is
recommended that this appliance be fi tted with
a screen door or screen panel kit. See Pages
14 & 15 for ordering information.
WARNING: IF THE INFORMATION IN THIS MANUAL
IS NOT FOLLOWED EXACTLY, A FIRE OR EXPLO-
SION MAY RESULT CAUSING PROPERTY DAMAGE,
PERSONAL INJURY OR LOSS OF LIFE.
FOR YOUR SAFETY: Do not store or use gasoline
or other fl ammables or liquids in the vicinity of
this or any other appliance.
FOR YOUR SAFETY: What to do if you smell gas:
• DO NOT light any appliance.
• DO NOT touch any electrical switches.
• Do not use any phone in your building.
• Immediately call your gas supplier from a
neighbor's phone. Follow your gas suppliers
instructions.
• If your gas supplier cannot be reached, call
the fi re department.
Installation and service must be performed by
a qualifi ed installer, service agency or the gas
supplier.
WARNINGS
OTL Report No. 116-F-31-5
HOMEOWNER'S CARE AND
OPERATION INSTRUCTIONS
DIRECT VENT MERIT
LMDV-33/35/40 SERIES
DIRECT-VENT GAS FIREPLACE HEATERS
P/N 875,028M REV. D 05/2006
MODELS
Millivolt Models
LMDVT-3328CNM
LMDV-3530CNM
LMDVT-3328CPM
LMDV-3530CPM
LMDVR-3328CNM
LMDV-4035CNM
LMDVR-3328CPM
LMDV-4035CPM
A French manual is available upon request. Order P/N 875,028CF
Ce manuel d'installation est disponible en francais, simplement en
faire la demande. Numéro de la pièce 875,028CF
AVERTISSEMENT: ASSUREZ-VOUS DE BIEN
SUIVRE LES INSTRUCTIONS DONNÉ DANS CETTE
NOTICE POUR RÉDUIRE AU MINIMUM LE RISQUE
D'INCENDIE OU POUR ÉVITER TOUT DOMMAGE
MATÉRIEL, TOUTE BLESSURE OU LA MORT.
POUR VOTRE SÉCURITÉ: Ne pas entreposer ni
utiliser d'essence ni d'autre vapeurs ou liquides
infl ammables dans le voisinage de cet appareil ou
de tout autre appareil.
POUR VOTRE SÉCURITÉ: Que faire si vous sentez
une odeur de gaz:
• Ne pas tenter d'allumer d'appareil.
• Ne touchez à aucun interrupteur. Ne pas vous
servir des téléphones se trouvant dans le bati-
ment où vous vous trouvez.
• Evacuez la piéce, le bâtiment ou la zone.
• Appelez immédiatement votre fournisseur de
gaz depuis un voisin. Suivez les instructions
du fournisseur.
• Si vous ne pouvez rejoindre le fournisseur de
gaz, appelez le service dos incendies.
L'installation et service doit être exécuté par un
qualifi é installeur, agence de service ou le fournis-
seur de gaz.
®
Electronic Models
LMDVT-3328CNE
LMDVR-3328CNE
LMDV-3530CNE
LMDV-4035CNE
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Table of Contents
Related Manuals for Lennox Hearth Products LMDTV-3328CNM
Summary of Contents for Lennox Hearth Products LMDTV-3328CNM
-
Page 1: Operation Instructions
RETAIN THESE INSTRUCTIONS FOR FUTURE REFERENCE WARNINGS • Hot! Do not touch! The glass and surfaces of this appliance will be hot during operation and will retain heat for a while after shutting off the appli- ance. Severe burns may result. •... -
Page 2: Safety & Warning Information
SAFETY & WARNIING INFORMATION IMPORTANT: PLEASE READ THIS MANUAL IN ITS ENTIRETY AND UNDERSTAND THESE RULES TO FOLLOW FOR SAFETY. WARNING If the information in this manual is not followed exactly, a fi re or explo- sion may result caus- ing property damage, personal injury or loss of life. -
Page 3: Table Of Contents
CONGRATULATIONS! In selecting this LENNOX Direct-Vent Gas Appliance you have chosen the fi nest and most dependable fi replace to be found anywhere. Its a beautiful, prestigious alternative to a wood burning fi replace. Welcome to a Family of tens of thousands of satisfi ed LENNOX Fireplace Owners. -
Page 4: Gas Controls Access
Gas Pressure - Tables 4, 5 and 6 show the appliances' gas pressure requirements. Inlet Gas Supply Pressure (all models) Fuel # Minimum Maximum 5.0" WC 10.5" WC Natural Gas (1.24 kPa) (2.61 kPa) 11.0" WC 13.0" WC Propane (2.74 kPa) (3.23 kPa) Table 4 Manifold Gas Supply Pressure... -
Page 5: Variable Flame Adjustment
Millivolt Appliances - Appliances with Millivolt systems will be fi tted with the gas control valve shown in Figures 4 or 5. Electronic Appliances - Appliances with electronic systems will be fi tted with the electronic valve shown in Figure 3. Millivolt Appliances - To light millivolt appli- ances refer to the detailed lighting instructions found on Pages 18 &... -
Page 6: Maintenance
The fi nish of the appliance is a high-qual- ity powdercoat. Only use factory supplied powdercoat paint kit for touch-ups. Paint is available at your local authorized Lennox Hearth Products dealer, cat. no. 90L74. Never attempt to paint a hot fi replace. -
Page 7: Front Glass Enclosure Panel, Removal And Installation
Front Glass Enclosure Panel, Removal and Installation WARNING Do not operate appliance with the glass front removed, cracked or broken. Replacement of the glass should be done by a licensed or qualifi ed service technician. WARNING Do not attempt to substitute the materials used on this door, or replace cracked or broken glass with any materials other than... -
Page 8: Install Vermiculite, Volcanic Stone
INSTALL VERMICULITE, VOLCANIC STONE, GLOWING EMBERS AND LOGS 1. Remove the front glass enclosure panel (see Removing Glass Enclosure Panels on this page). 2. Carefully remove the old logs, embers volcanic stone and vermiculite from the fi rebox. Handle logs carefully to prevent breakage. -
Page 9: Log Placement Instructions
MODEL LMDV-3328 & LMDV-3530 Log Placement Instructions LOG SET Catalog Number H3366 * Item Description Log, Rear Log, Left Log, Left Center Log, Right Center Log, Right * Item "letters" above correspond to photos Install the Embers, Vermiculite, Volcanic Stone and Logs in the order shown here (1 through 6) and per the instructions on Page 8. - Page 10 MODEL LMDV-4035 Log Placement Instructions LOG SET Catalog Number * Item Description Log, Rear Log, Left Log, Center Log, Center Front Log, Right * Item "letters" above correspond to photos Install the Embers, Vermiculite, Volcanic Stone and Logs in the order shown here (1 through 6) and per the instructions on Page 8.
- Page 11 BURNER ADJUSTMENTS (QUALIFIED TECHNICIANS ONLY) Flame Appearance and sooting Proper fl ame appearance is a fl ame which is blue at the base and becomes yellowish-orange in the body of the fl ame. When the appliance is fi rst lit, the entire fl ame may be blue and will gradually turn yellowish-orange during the fi...
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Page 12: Burner Flame Adjustments
Burner Air Shutter Adjustment Procedure 1. Locate adjustment rod and adjust air shutter to the standard setting as shown in Figure 12 (adjustment rod is located in the lower control compartment). Note: Rotating the adjustment rod clockwise decreases air and counterclockwise increases air. -
Page 13: Wiring Diagrams
6. The installation date of the appliance. If you encounter any problems or have any ques- tions concerning the installation or application of this system, please contact your distributor, or Lennox directly: LENNOX HEARTH PRODUCTS 1110 West Taft Avenue Orange, CA 92865... -
Page 14: Accessory Components
ACCESSORY COMPONENTS Product Reference Information Cat. Model Ship. Weight Volumn H3313 LMDVT-3328CNM 95 lb. 13.08 cu. ft. H3314 LMDVT-3328CPM 95 lb. 13.08 cu. ft. H3315 LMDVR-3328CNM 95 lb. 13.08 cu. ft. H3316 LMDVR-3328CPM 95 lb. 13.08 cu. ft. H3317 LMDVT-3328CNE 95 lb. - Page 15 ACCESSORY COMPONENTS Screen Panel Kit This easy to install optional screen installs over the standard glass enclosure panel to provide protection from direct contact with the hot glass surface. These screen panels cannot be used in conjunction with the arch door kits or door frame kits. Screen Panel Kits Cat.
- Page 16 ACCESSORY COMPONENTS Forced Air Blower Kits Cat. Model No. Description 80L84 FBK-100 Blower, Standard (single speed) 80L85 FBK-200 Blower, Variable Speed (w/wall-mounted switch) 80L86 FBK-250 Blower, Variable Speed (w/unit-mounted switch) 94L89 FBK-100-36 Blower, Standard, 36 Pack 94L90 FBK-200-36 Blower Kit - Variable Speed with Wall Switch 36 Pack H0543 FBK-250-36...
- Page 17 ACCESSORY COMPONENTS Touch-Up Paint Kit Repair of minor scratches and discoloration of the appliance charcoal painted surfaces may be accom- plished with the touch-up paint kit. Touch-Up Paint Kits (all models) Cat. No. Model No. Description 90L74 TPK-C Touch-Up Paint (Charcoal) (TPK-C ref.
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Page 18: Lighting Instructions - Millivolt
LIGHTING INSTRUCTIONS – HONEYWELL AND SIT MILLIVOLT GAS VALVE WARNING: IF YOU DO NOT FOLLOW THESE INSTRUCTIONS EXACTLY, A FIRE OR EXPLOSION MAY RESULT CAUSING PROPERTY DAMAGE, PERSONAL INJURY OR LOSS OF LIFE. A. This appliance has a pilot which must be lighted with a piezo igniter. - Page 19 INSTRUCTIONS D’ALLUMAGE – VANNE GAZ MILLIVOLT HONEYWELL ET SIT POUR VOTRE SÉCURITÉ, LISEZ CES INSTRUCTIONS AVANT L’ALLUMAGE AVERTISSEMENT : SI VOUS NE SUIVEZ PAS CES INSTRUCTIONS À LA LETTRE, IL POURRAIT S’EN SUIVRE UN INCENDIE OU UNE EXPLOSION CAUSANT DES DOMMAGES MATÉRIELS, DES BLESSURES CORPORELLES OU MÊME DES PERTES DE VIE. A.
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Page 20: Lighting Instructions - Electronic
WARNING: IF YOU DO NOT FOLLOW THESE INSTRUCTIONS EXACTLY, A FIRE OR EXPLOSION MAY RESULT CAUSING PROPERTY DAMAGE, PERSONAL INJURY OR LOSS OF LIFE. A. When lighting the appliance, follow these instructions exactly. B. BEFORE OPERATING smell all around the appliance area for gas. - Page 21 INSTRUCTIONS D’ALLUMAGE — ELECTRONIC POUR VOTRE SÉCURITÉ, LISEZ CES INSTRUCTIONS AVANT L’ALLUMAGE AVERTISSEMENT: SI VOUS NE SUIVEZ PAS CES INSTRUCTIONS À LA LETTRE, IL POURRAIT S’EN SUIVRE UN INCENDIE OU UNE EXPLOSION CAUSANT DES DOMMAGES MATÉRIELS, DES BLESSURES CORPORELLES OU MÊME DES PERTES DE VIE. A.
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Page 22: Maintenance Schedule
MAINTENANCE SCHEDULE Annually (Before the onset of the Burning Season) MAINTENANCE TASK Inspecting/Cleaning Burner, Logs and Controls Check Flame Patterns and Flame Height Inspecting/Cleaning Pilot and Burner Checking Vent System Appliance Checkout Replacing Rockwool Ember Materials Periodically (After the Burning Season) MAINTENANCE TASK Cleaning Firebox Interior Check Flame Patterns and Flame... -
Page 23: Troubleshooting Guide - Millivolt
TROUBLESHOOTING Note: Before troubleshooting the gas control system, Ensure external gas shut off valve, located at gas supply inlet, (and wall switch, iff applicable), is in the “ON” position. Important: Valve system troubleshooting should only be accomplished by a qualifi ed service technician. TROUBLESHOOTING GUIDE - MILLIVOLT GAS CONTROL SYSTEM SYMPTOM 1. - Page 24 TROUBLESHOOTING PROCEDURE - ELECTRONIC IGNITION SYSTEM START • Turn Off Gas Supply. • Ensure Valve Switch Is In ON Position. • Disconnect Control Harness. • Set Thermostat To Call For Heat. Insert A End View of Control Harness Connector 24 Volt 24 Volt Hot Common 24 Volt...
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Page 25: Replacement Parts List
REPLACEMENT PARTS LIST Item # Description Hood Louver Assembly, Top, Charcoal *Louver Assembly, Bottom, Charcoal Enclosure, Glass Front (Complete) Nameplate, Lennox Latch Log Set (Complete) Burner Assembly Orifi ce, Main Burner - Natural Gas Orifi ce, Main Burner - Propane Gas Bag of Glowing Embers (Rockwool) Bag of Decorative Volcanic Stone Bag of Vermiculite... - Page 26 REPLACEMENT PARTS LMDV-4035 LMDVT-3328 & LMDVR-3530 NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.
- Page 27 NOTES NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.
- Page 28 Lennox Hearth Products reserves the right to make changes at any time, without notice, in design, materials, specifi cations, prices and also to discontinue colors, styles and products. Consult your local distributor for fi replace code information. Printed in U.S.A. © 2005 by LENNOX HEARTH PRODUCTS NOTE: DIAGRAMS &...