Nortek M3RL Series User And Maintenance Manual

Nortek M3RL Series User And Maintenance Manual

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User's Information / Maintenance Manual
M3RL Series Furnaces
WARNING:
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
neighbor's phone. Follow the gas supplier's
instructions.
• If you cannot reach your gas supplier, call
the fire department.
AVERTISSEMENT:
RISQUE D'INCENDIE OU D' EXPLOSION
• Le non-respect des avertissements de
sécurité pourrait entraîner des blessures
graves, la mort ou des dommages matériels.
• L'installation et l'entretien doivent être
effectués par un installateur qualifié, un
organisme de service ou le fournisseur de
gazstaller, service agency or the gas supplier.
• 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.
DO NOT DESTROY THIS MANUAL. KEEP IN A SAFE PLACE FOR FUTURE REFERENCE.
IMPORTANT:
Read this owner information thoroughly
before attempting to operate or maintain this
furnace to become familiar with the capabili-
ties and use of your heating appliance. Keep
this with literature on other appliances 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 NORDYNE Servicing Contractor
(Service PRO).
Any additions, changes, or conversions
required in order for the appliance to satis-
factorily meet the application needs must be
made by a qualified installer, service agency,
or the gas supplier using factory specified
and approved parts.

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Summary of Contents for Nortek M3RL Series

  • Page 1 User’s Information / Maintenance Manual M3RL Series Furnaces WARNING: 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.
  • Page 2 M3 Downflow Furnace Door Assembly 12 Igniter Assembly Filter (Inside Door) 13 Burner View Port Blower Assembly 14 Main Limit Switch Control Board 15 Coil Cabinet Assembly Pressure Switch (Optional) Flame Rollout Switch 16 Flame Sensor (On Burner Box) “J” Trap Hard Tube 17 Gas Valve Low Voltage Transformer 18 Switch, Blower Door...
  • Page 3: General Information

    GENERAL INFORMATION WARNING: This furnace has been designed and built to provide many years of safe and dependable To avoid possible equipment damage, home comfort, providing it is properly installed fire, or death, the following instructions and maintained. With regular maintenance, must be observed regarding furnace this furnace will operate satisfactorily year after location, combustion air requirements,...
  • Page 4: Furnace Location

    information. Write directly to the factory (PO Box again after once reset, DO NOT install a jumper 46911, St. Louis, MO 63146) if you are unable wire across this switch to defeat its function. DO to locate a source for NORDYNE manufactured NOT reset the control without identifying and housing products in your area.
  • Page 5: Vent System

    4. Vent System water or with vacuum cleaner. New or newly renovated homes may require more frequent The furnace must always be connected to an ap- changing until the construction dust has been proved vent pipe to carry the furnace combustion removed.
  • Page 6 Burner Maintenance — Check the burner flames 6. Operating Instructions at the start of every heating season. Set the READ THE SAFETY INFORMATION ON thermostat to a temperature setting above the PAGE 8 BEFORE OPERATING. room temperature. Remove the front door from the furnace, close the door switch (see Figure 1), and visually inspect the burner through the view WARNING:...
  • Page 7 IMPORTANT: If the furnace operates after Some specific examples of service calls which depressing the reset button on the vent cannot be included in warranty payments are: limit or roll out limit, it is an indication of a Converting the furnace to use another type potentially serious problem in the installation.
  • Page 8: For Your Safety Read Before Operating

    5. Remettre le panneau/volet d’accès de commande en place (panneau supérieur s’il s’agit d’un modèle à deux panneaux). model). Specifications & illustrations subject to change without notice or incurring obligations 708083A (Replaces 7080830) (05/15). O’Fallon, MO, © Nortek Global HVAC LLC 2015. All Rights Reserved.

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