Lennox MLDVT-30NM Care And Operation Instructions Manual
Lennox MLDVT-30NM Care And Operation Instructions Manual

Lennox MLDVT-30NM Care And Operation Instructions Manual

Merit mldvt direct-vent gas fireplaces

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P/N 506017-01 Rev. E 06/2011
This manual is part of a set of two supporting this product.
Refer to P/N 506015-02 for Installation Instructions.
Ce manuel est disponible en francais, simplement
en faire la demande. Numéro de la pièce 506223-04.
WHAT'S INSIDE
Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Safety and Your Fireplace . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
FREE Safety Guard Offer (Protects Against Burns) . . . . . . . . . . . . . . . . . 2
Important Safety Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Attaching the Safety-in-Operation Warnings . . . . . . . . . . . . . . . . . . . . . 5
L'information de sûreté importante . . . . . . . . . . . . . . . 3–4
[EN FRANÇAIS]
Apposition des mises en garde relatives à la sécurité d'utilisation . . . . 5
Información importante de seguridad . . . . . . . . . . . . . . 3–4
[EN ESPAÑOL]
Colocación de advertencias de seguridad en operación . . . . . . . . . . . . 5
Wait...
INSTALLER: Leave this manual with the appliance.
DON'T
THROW
CONSUMER: Retain this manual for future reference.
IT AWAY!
INSTALLATEUR : Laissez cette notice avec l'appareil.
This manual contains
important operating
CONSOMMATEUR : Conservez cette notice pour consultation ultérieure.
and safety
information.
WARNING / AVERTISSEMENT / AVISO
• HOT GLASS WILL CAUSE
BURNS.
• DO NOT TOUCH GLASS
UNTIL COOLED.
• NEVER ALLOW CHILDREN
TO TOUCH GLASS.
WARNING: If the information in these instructions
is not followed exactly, a fire or explosion may
result, causing property damage, personal injury,
or death.
- Do not store or use gasoline or other flammable
vapors and liquids in the vicinity of this or any other
appliance.
- WHAT TO DO IF YOU SMELL GAS:
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any
phone in your building.
• Immediately call your gas supplier from a
neighbor's phone. Follow the gas supplier's
instructions.
• If you cannot reach your gas supplier, call the fire
department.
- Installation and service must be performed by a
qualified installer, service agency or the gas supplier.
CARE AND OPERATION INSTRUC TIONS
MLDVT Direct-Vent
Gas Fireplaces
MODELS
MLDVT-30NM
MLDVT-30PM
MLDVT-35NM
MLDVT-35PM
Report No. 100326540PRT-001
• UNE SURFACE VITRÉE CHAUDE
PEUT CAUSER DES BRÛLURES.
• LAISSER REFROIDIR LA SURFACE
VITRÉE AVANT D'Y TOUCHER.
• NE PERMETTEZ JAMAIS À UN ENFANT
DE TOUCHER LA SURFACE VITRÉE.
AVERTISSEMENT : Assurez-vous de bien suivre les
instructions données dans cette notice pour réduire au
minimum le risque d'incindie ou d'explosion ou pour
éviter tout dommage matériel, toute blessure ou la mort.
- Ne pas entreposer ni utilizer d'essence ni d'autres vapeurs
ou liquides inflammables dans le voisinage de cet appareil
ou de tout autre appareil.
- QUE FAIRE SI VOUS SENTEZ UNE ODEUR DE GAZ :
• Ne pas tenter d'allumer d'appareil.
• Ne touchez à aucan interrupteur. Ne pas vous servir des
téléphones se trouvant dans le bâtiment où vous trouvez.
• 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 des incindies.
- L'installation et l'entretien doivent être assurés par un
installateur ou un service d'entretien qualifié ou par le
fournisseur de gaz.
MILLIVOLT:
MLDVT-40NM
MLDVT-40PM
MLDVT-45NM
MLDVT-45PM
• EL VIDRIO CALIENTE
CAUSARÁ QUEMADURAS.
• USTED DEBE NUNCA
TOCAR EL VIDRIO CALIENTE.
• LOS NIÑOS DEBEN NUNCA
TOCAR EL VIDRIO.
ELECTRONIC:
MLDVT-30NE
MLDVT-35NE
MLDVT-40NE
MLDVT-45NE

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Summary of Contents for Lennox MLDVT-30NM

  • Page 1 This manual is part of a set of two supporting this product. MILLIVOLT: ELECTRONIC: Refer to P/N 506015-02 for Installation Instructions. MLDVT-30NM MLDVT-40NM MLDVT-30NE Ce manuel est disponible en francais, simplement en faire la demande. Numéro de la pièce 506223-04.
  • Page 2: Table Of Contents

     To prevent severe burns and injuries, install To receive your FREE SAFETY GUARD, call 1-800-786-7976 a screen or physical barrier to prevent direct or visit www.lennox.com (Lennox Hearth Products / Owner Resources) contact with the glass. SAFETY GUARD To order a FREE Lennox ®...
  • Page 3 LENNOX HEARTH PRODUCTS • MERIT SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® [FRENCH] [SPANISH] La sécurité et Seguridad y votre foyer su chimenea Toutes les parties de votre foyer ¡Todas las partes de la chimenea...
  • Page 4: Important Safety Information

    LENNOX HEARTH PRODUCTS • MERIT SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® Important Safety Information L'information de sûreté importante 1. WARNING: Do not operate appliance with the glass front 1. AVERTISSEMENT. Ne pas utiliser l’appareil si le panneau frontal en verre n’est pas en place, est craqué...
  • Page 5: Attaching The Safety-In-Operation Warnings

    3. Si no puede encontrar las etiquetas, sírvase llamar Lennox Hearth Products or your nearest Lennox ment parlée dans la résidence du propriétaire. a Lennox Hearth Products o al distribuidor de Hearth Products dealer to receive additional 3. Si vous ne trouvez pas les étiquettes, veuillez Lennox Hearth Products más cercano para recibir...
  • Page 6: Appliance Installation, Service, And Maintenance Notices

    LENNOX HEARTH PRODUCTS • MERIT SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® Appliance Installation, Service, Appliance Operation Notices Warranty Information and Maintenance Notices Your gas appliance is covered by a limited Do not operate appliance with the glass twenty-year warranty.
  • Page 7: General Information

    LENNOX HEARTH PRODUCTS • MERIT SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® GENERAL INfORMATION Gas Pressure Requirements Orifice Sizes (All Models) (Sea Level to High Altitude – All Models) The fireplace models covered in this manual...
  • Page 8: Operation/Care Of Your Appliance

    LENNOX HEARTH PRODUCTS • MERIT SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® OPERATION AND CARE Of YOUR APPLIANCE On millivolt systems, the piezo igniter, HI/LO flame adjustment knob, and pilot and main gas OFF/ON control knob are located below WARNING the glass panel enclosure.
  • Page 9: Variable Flame Adjustment

    LENNOX HEARTH PRODUCTS • MERIT SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® Variable flame Height Adjustment Electronic Appliances Main Gas Control Knob Gas Inlet To light electronic appliances refer to the detailed All millivolt and electronic appliances are lighting instructions found on Pages 23 and equipped with a variable gas control valve.
  • Page 10: Maintenance

    Paint is available at your local authorized and circulating air passageways of the appliance system components. However, more frequent Lennox Hearth Products dealer. Never attempt be kept clean. periodic inspections and cleanings should be to paint a hot fireplace.
  • Page 11: Front Glass Enclosure Panel, Removal And Installation

    LENNOX HEARTH PRODUCTS • MERIT SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® front Glass Enclosure Panel, Removal 5. Position the door in front of the firebox open- WARNING ing with the bottom of the door held away and Installation from the fireplace (Figure 6).
  • Page 12: Install Volcanic Stone, Embers And Logs

    LENNOX HEARTH PRODUCTS • MERIT SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® INSTALL VOLCANIC STONE, GLOWING WARNINGS Glowing Embers EMbERS AND LOGS Separate into Quarter • DO NOT attempt to install the Size (separate) Pieces...
  • Page 13 LENNOX HEARTH PRODUCTS • MERIT SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® MLDVT-30 & MLDVT-35 LOG PLACEMENT (model-35 shown, model-30 similar) Number Description Rear Log Left Front Log Right Front Log Left Cross Log...
  • Page 14 LENNOX HEARTH PRODUCTS • MERIT SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® MLDVT-40 & MLDVT-45 LOG PLACEMENT (model-40 shown, model-45 similar) Number Description Rear Log Left Front Log Right Front Log Left Cross Log...
  • Page 15: Burner Flame Appearance/Sooting

    LENNOX HEARTH PRODUCTS • MERIT SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® bURNER ADJUSTMENTS (QUALIfIED TECHNICIANS ONLY) flame Appearance and Sooting Proper flame appearance is a flame which is blue at the base and becomes yellowish-orange in the body of the flame.
  • Page 16: Burner Flame Adjustments

    LENNOX HEARTH PRODUCTS • MERIT SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® burner Air Shutter Adjustment Procedure SIT MILLIVOLT PILOT ASSEMbLY burner Air Shutter Adjustment Proper Pilot flame Appearance WARNINGS Igniter Rod Pilot Hood...
  • Page 17: Ordering Replacement Parts

    SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® ORDERING REPLACEMENT If you encounter any problems or have any Please call Lennox Hearth Products for the questions concerning the installation or ap- phone number of your nearest LHP dealer, PARTS...
  • Page 18: Unit Shipping Weights/Volumes

    LENNOX HEARTH PRODUCTS • MERIT SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® Unit Shipping Weights/Volumes Cat. Model Ship. Ship. Weight Volume H7506 MLDVT-30NM 78 lb. 9.09 cu. ft. H7507 MLDVT-30PM 78 lb. 9.09 cu. ft.
  • Page 19 LENNOX HEARTH PRODUCTS • MERIT SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® ACCESSORY COMPONENTS (continued) Screen Panel Kits Pull Screen Panel Kit Cat. No. Model No. Models Where Used This easy to install optional decorative screen kit...
  • Page 20 LENNOX HEARTH PRODUCTS • MERIT SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® ACCESSORY COMPONENTS (continued) Touch-Up Paint Kit Repair of minor scratches and discoloration of the forced Air Kit appliance black painted surfaces may be accomplished with the touch-up paint kit.
  • Page 21: Lighting Instructions - Millivolt

    LENNOX HEARTH PRODUCTS • MERIT SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® LIGHTING INSTRUCTIONS – MILLIVOLT GAS VALVE fOR YOUR SAfETY READ bEfORE LIGHTING WARNING: If YOU DO NOT fOLLOW THESE INSTRUCTIONS EXACTLY, A fIRE OR EXPLOSION MAY RESULT CAUSING PROPERTY DAMAGE, PERSONAL INJURY OR LOSS Of LIfE.
  • Page 22 LENNOX HEARTH PRODUCTS • MERIT SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® INSTRUCTIONS D’ALLUMAGE – VANNE MILLIVOLT POUR PLUS DE SÉCURITÉ, LIRE AVANT D’ALLUMER AVERTISSEMENT. QUICONQUE NE RESPECTE PAS à LA LETTRE LES INSTRUCTIONS DANS LA PRÉSENTE NOTICE RISQUE DE DÉCLENCHER UN INCENDIE OU UNE EXPLOSION ENTRAÎNANT DES DOMMAGES, DES bLESSURES OU LA MORT.
  • Page 23: Lighting Instructions - Electronic

    LENNOX HEARTH PRODUCTS • MERIT SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® OPERATING INSTRUCTIONS — ELECTRONIC fOR YOUR SAfETY READ bEfORE OPERATING WARNING: If YOU DO NOT fOLLOW THESE INSTRUCTIONS EXACTLY, A fIRE OR EXPLOSION MAY RESULT CAUSING PROPERTY DAMAGE, PERSONAL INJURY OR LOSS Of LIfE.
  • Page 24 LENNOX HEARTH PRODUCTS • MERIT SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® INSTRUCTIONS D’ALLUMAGE — ELECTRONIC POUR PLUS DE SÉCURITÉ LIRE AVANT DE METTRE EN MARCHE AVERTISSEMENT: QUICONQUE NE RESPECTE PAS à LA LETTRE LES INSTRUCTIONS DANS LA PRÉSENTE NOTICE RISQUE DE DÉCLENCHER UN INCENDIE OU UNE EXPLOSION ENTRAÎNANT DES DOMMAGES, DES bLESSURES OU LA MORT.
  • Page 25: Maintenance Schedule

    LENNOX HEARTH PRODUCTS • MERIT SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® MAINTENANCE SCHEDULE Turn off gas and electrical power to the fireplace and allow it to cool before cleaning or servicing the appliance.
  • Page 26: Troubleshooting Guide - Millivolt

    LENNOX HEARTH PRODUCTS • MERIT SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® TROUBLESHOOTING THE MILLIVOLT CONTROL SYSTEM Note: Before troubleshooting the gas control system, make sure the external gas shut off valve, located at gas supply inlet, (and wall switch, if applicable), is in the “ON”...
  • Page 27: Troubleshooting Guide - Electronic

    LENNOX HEARTH PRODUCTS • MERIT SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® TROUBLESHOOTING THE ELECTRONIC IGNITION SYSTEM Note: Before troubleshooting, make sure the appliance main line gas shut-off valve, the gas control valve, and the wall switch are in the “ON”...
  • Page 28: Replacement Parts List

    H7720 H7720 Sub-floor H7558 H7450 H7462 H7741 Contact an Authorized Lennox Hearth Products dealer to obtain any of Gas Controls - SIT Millivolt these parts. Never use substitute materials. Use of non-approved parts Item Description Natural Gas Propane Gas can result in poor performance and safety hazards.
  • Page 29 LENNOX HEARTH PRODUCTS • MERIT SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® REPLACEMENT PARTS Dexen Gas Controls SIT Gas Controls (Ref.) NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
  • Page 30 SERIES DIRECT-VENT GAS FIREPLACES • MODELS MLDVT-30/35/40/45 • CARE AND OPERATION INSTRUCTIONS ® Lennox Hearth Products reserves the right to make changes at any time, without notice, in design, materials, specifications, prices and also to discontinue colors, styles and products.

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