Nordyne M7RL - User Manual

IMPORTANT! Please read all information in this manual
thoroughly and become familiar with the capabilities and
use of your appliance before attempting to operate or
maintain this unit. Pay attention to all safety warnings
and any other special notes highlighted in the manual.
Keep this literature where you have easy access
to it in the future. If a problem occurs, check the
instructions and follow recommendations given. If
these suggestions don’t eliminate your problem, call
your servicing contractor. Under no circumstances
should the appliance owner attempt to install and/or
service this equipment.
Some local codes require licensed installation / service
personnel for this type of equipment. Improper service,
adjustment, or maintenance may cause explosion, fire,
electrical shock or other hazardous conditions which
may result in personal injury or property damage.
M7RL DOWNFLOW - SINGLE STAGE CONDENSING GAS FURNACE (95+% AFUE)
M7TL DOWNFLOW - TWO STAGE CONDENSING GAS FURNACE (95+% AFUE)
Front Return
without
Coil Box
Top Return
without
Coil Box
Front Return
with Coil Box
Top Return
with Coil Box
WARNING AVERTISSEMENT
FIRE OR EXPLOSION HAZARD
• Failure to follow safety warnings exactly could
result in serious injury or property damage.
• Installation and service must be performed by
a qualified installer, service agency or the gas
supplier.
• 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
neighbors phone. Follow the gas suppliers
instructions.
• If you cannot reach your gas supplier, call the fire
department.
RISQUE D’INCENDIE OU D’EXPLOSION
• Le non-respect des avertissements de sécurité pourrait
entraîner des blessures graves ou des dommages matériels.
• L’installation et l’entretien doivent être effectués par
un installateur qualifié, un organisme de service ou le
fournisseur de gaz.
• 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 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 les instructions du
fournisseur de gaz.
• Si personne ne répond, appeler le service des incendies.
DO NOT DESTROY. PLEASE READ CAREFULLY & KEEP IN A SAFE PLACE FOR FUTURE REFERENCE.
NE PAS DÉTRUIRE. VEUILLEZ LIRE ATTENTIVEMENT ET CONSERVER EN UN LIEU SÛR POUR RÉFÉRENCE ULTÉRIEURE.
USER’S MANUAL
For Furnaces Installed in: Manufactured Homes, Modular Homes/Buildings, Recreational Vehicles, Park Models, & Manufactured Buildings

Summary

Important Safety Information

Gas Supply & Piping

Essential safety guidelines for gas supply and piping.

Venting System Safety

Critical information about preventing carbon monoxide poisoning via venting.

Clearances to Combustibles

Safety requirements for maintaining clearances around the furnace.

Furnace Shutdown Procedures

Procedures for safely shutting down the furnace for maintenance.

General Information

About the Furnace

Details about the furnace's capacity, efficiency, and classification.

Air Filter Maintenance

Guidance on air filter maintenance for optimal performance.

Thermostat Installation

Information on thermostat selection, wiring, and placement.

Furnace in Confined Spaces

Requirements for proper air circulation in confined spaces.

Sources of Corrosion

Lists chemicals that can cause furnace corrosion.

Warranty Information

Overview of warranty coverage and user responsibilities.

Maintenance Information

Blower and Filter Care

Maintenance tasks for the blower and air filter.

Condensate Drainage System

Proper maintenance of the furnace's condensate drainage system.

Furnace and Air Duct Inspection

Visual inspection guidelines for the furnace and air ducts.

Venting System Maintenance

Maintenance requirements for the furnace's venting system.

Troubleshooting Furnace Issues

Steps to diagnose and resolve furnace operational issues.

Startup and Shutdown Procedures

Starting the Furnace

Step-by-step instructions for safely starting the furnace.

Shutting Down the Furnace

Procedures for safely shutting down the furnace.

Furnace Components Identification

Nordyne M7RL Specifications

General

Brand	Nordyne
Model	M7RL
AFUE Rating	80%
Fuel Type	Natural Gas or Propane
Blower Motor Type	Multi-speed
Thermostat Compatibility	Standard 24V Thermostat
Type	Gas Furnace
Heating Capacity	Up to 100, 000 BTU/h
Weight	Approximately 120 lbs