Nordyne M3RL Series installation instructions Installation Instructions

Page 1

Direct Vent (Sealed Combustion) Forced Air Gas Furnaces

Installation Instructions

M3RL Series 90+ Downflow Condensing Furnace

For installation in:

1.Manufactured Homes

2.Park Models and Manufactured Buildings

3.Modular Homes/Buildings

!WARNING:

FIRE OR EXPLOSION HAZARD

Failure to follow safety warnings exactly could result in serious injury, death or property damage.

–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.

•Leave the building immediately.

•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 sup- plier.

!ADVERTISSEMENT:

RISQUE D’INCENDIE OU D’EXPLOSION

Le non-respect des avertissements de sécurité pourrait entraîner des blessures graves, la mort ou des dommages matériels.

–Ne pas entreposer ni utiliser de l’essence ni d’autres vapeurs ou liquides inflammables dans le voisinage de cet appareil, ni de tout autre appareil.

–QUE FAIRE S’IL Y A UNE ODEUR DE GAZ

•Ne pas tenter d’allumer aucun appareil.

•Ne toucher à aucun interrupteur électrique; n’utiliser aucun téléphone dans le bâtiment.

•Évacuer l’immeuble immédiatement.

•Appeler immédiatement le fournisseur de gaz en employant le téléphone d’un voisin. Respecter à la lettre les instructions du fournisseur de gaz.

•Si personne ne répond, appeler le service des incendies.

–L’installation et l’entretien doivent être effectués par un installateur qualifié, un organisme de service ou le fournisseur de gaz.

BW Models

BWT Models

!WARNING:

Should overheating occur, or the gas supply fail to shut off, shut off the manual gas valve to the appliance before shutting off the electrical supply.

Improper installation, adjust- ment, 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.

LEAVE THESE INSTRUCTIONS WITH THE HOMEOWNER.

Page 1 Page 2
Image 1
Page 1 Page 2
Contents Installation Instructions Page L 060 a a W Table of ContentsFurnace Specifications/Airflow Data Shipping WeightGeneral Top ViewGeneral Description Owner InformationManufacturer WARRANTY, OWNER’S Responsibilities Installation StandardsCirculating AIR Supply LocationMinimum Clearances Return AIR Provisions Duct ConnectorsDucted Return AIR Closet or AlcoveDuct Installation Duct Connector SelectionAIR Distribution Systems Installing Screw Down Duct CON- Nector Installing Platinum Series 14 Round Duct ConnectorCUT Duct Opening Finger Tabbed only Screw Down Platinum SeriesAlternate Attachment Methods Installing Finger Tabbed Duct CON- NectorsVenting and Combustion AIR Requirements Install FurnaceGeneral Furnace Must not be Common Vented with Other Appliances Venting RequirementsVent Termination Clearances for Direct Vent Furnaces Vent TableVent Pipe Material Vent Pipe InstallationHorizontal Venting Downflow FurnaceHorizontal Venting Drainage of Condensate from Furnace Alternate Horizontal Vent InstallationGAS Supply and Piping Furnace with Condensate Drain Trap AssemblyLeak Check ConversionHigh Altitude Derate To Turn Off Fuel Supply to the ApplianceTo Remove the Burner Orifices To Remove the Burner AssemblyTo Convert the Unit to the Alternate Gas Approximate Orifice Size for Natural and LP GasesConvertible Pressure Regulator Cap Lighting and Adjustment of the ApplianceLine Voltage Wiring Electrical WiringType of Fuel Manifold Pressure Completing the ConversionElectrical Data Low Voltage WiringStart-Up Procedure START-UP and AdjustmentsVentilation Sequence of Operation Shut Down ProcedureVerifying Firing Rate Description of Components Verifying Operation of the Supply Air Limit SwitchGas Flow Rate Verifying Burner OperationAccessory Kits MaintenanceCombustion Air and Vent System Air FilterSystem Operation Information Condensate Drain AssemblyLubrication Blower CompartmentFurnace Fails to Operate Cooling ModeM3 Downflow Furnace Downflow Furnace Wiring Diagram Page Fuel Type INSTALLATION/PERFORMANCE Check List¢7082197¤

M3RL Series specifications

The Nordyne M3RL Series is a cutting-edge line of residential heating and cooling systems designed to enhance home comfort while emphasizing energy efficiency and reliability. Engineered with the latest technologies, the M3RL Series stands out as a premier choice for homeowners seeking optimal climate control, advanced features, and quiet operation.

One of the standout characteristics of the Nordyne M3RL Series is its high-efficiency performance. With Seasonal Energy Efficiency Ratios (SEER) that surpass industry standards, these systems deliver exceptional cooling power while using less energy. This efficiency not only translates to lower utility bills but also reduces the environmental footprint, making the M3RL Series an eco-friendly option.

Incorporating advanced inverter technology, the M3RL Series units operate at varying speeds, allowing them to adjust cooling and heating output to match the current demand. This feature ensures consistent temperature control while minimizing energy consumption. The systems are also equipped with a variable-speed compressor, which works in harmony with the inverter technology to provide seamless operation and quiet performance.

The M3RL Series showcases durability through its robust construction. The outdoor units feature a powder-coated finish to withstand the elements, while the indoor components are designed with high-quality materials to ensure longevity. The environmentally friendly refrigerant used in these systems further emphasizes Nordyne's commitment to sustainability.

Another notable aspect is the advanced control options available with the M3RL Series. Homeowners can choose from various thermostat solutions, including smart thermostats that offer remote control capabilities and programming features. This flexibility allows users to optimize their heating and cooling schedules, enhancing both comfort and efficiency.

In terms of installation, the M3RL Series is designed with versatility in mind. The compact and lightweight design of the units ensures ease of placement in various home layouts, while the comprehensive installation manuals and support from Nordyne make the process straightforward for HVAC professionals.

The Nordyne M3RL Series is truly a hallmark of modern home climate control, embodying efficiency, durability, and advanced technology. With its combination of high-performance features, user-friendly controls, and a commitment to sustainability, it provides an ideal solution for homeowners looking to enhance comfort while reducing energy costs. The M3RL Series represents a significant step forward in the evolution of residential heating and cooling systems.
Top Page Image Contents