Nordyne M4RL-090D-35C User Manual

Nordyne M4RL-090D-35C User Manual

92.1% afue upflow high efficiency furnaces
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Gas Furnaces
IVl4RC 92.1% AFUE Upflow
High Efficiency
Furnaces
M4RL 92.1% AFUE Downflow
High Efficiency
Furnaces
Congratulations
on the
purchase on your new
furnace.
With our dedication
to quality,
superior
reliability,
and outstanding
warranty,
we know
you will be pleased with this new appliance.
This
furnace
has been designed
and built to provide
many years of safe and dependable
home comfort,
providing
it is properly
installed
and
regular
maintenance
has been performed,
improper
use
or insufficient maintenance
can shorten the life of
the furnace
and result in serious
personal
injury
or property
damage.
Please
read this
manual
thoroughly
and
familiarize
yourself
with
the
safety, operation and maintenace
procedures for
this furnace.
WARNING:
FiRE OR EXPLOSION
HAZARD
* Failure
to follow
safety
warnings
exactly
could result
in serious
injury 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
neighbors
phone.
Follow the gas suppliers
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.
WARNING:
PROPOSiTiON
65 WARNING:
This
product
contains
chemicals
known
to
the
state
of
California
to cause
cancer,
birth
defects
or
other reproductive
harm.

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Summary of Contents for Nordyne M4RL-090D-35C

  • Page 1 Gas Furnaces Congratulations on the purchase on your new furnace. With our dedication to quality, superior reliability, and outstanding warranty, we know you will be pleased with this new appliance. This furnace has been designed and built to provide many years of safe and dependable home comfort, providing it is properly...
  • Page 2: Table Of Contents

    Table of Contents Safety Information ........................Air for Proper Combustion ....................Flammable Vapors ....................... Gas Supply and Piping ......................Venting System ........................Combustibles ........................Flood Damage ........................Shutting Down the Furnace ....................Inspection ..........................Filters ........................... Description of Furnace ......................Furnaces Components ......................
  • Page 3: Safety Information

    Gas Supply and Piping WARNING: This furnace does not have a pilot. It is equipped with an ignition device which automatically lights the burner. DO NOT try to light the burner by hand. The safety information listed throughout this manual must be followed during the installation, BEFORE OPERATING smell all around the furnace area...
  • Page 4: Venting System

    Venting System WARNING: it is imperative to maintain proper operation the venting system. Insufficient venting could create production of excessive amounts of Carbon Monoxide = a colorless, odorless gas that is a deadly poison that could result serious personal injury or death. Combustibles WARNING: Figure 1.
  • Page 5: Description Of Furnace

    VentingSystem Furnace Components This furnace isdesigned t ofulfillthe requirements ofbeing Thefurnace components onpage8 willhelpyoulocate classified a s a Category IVfurnace. Thisclassification is thedifferent p artsof thefurnace. T hecontrol y ouneed related tothefurnace's A nnual F uelUtilization E fficiency tofamiliarize y ourself w ithis thegasvalve. Y ouwill use thisto turnthe furnace on andoff.Thereare no user (AFUE)rating.
  • Page 6: Startup And Shutdown

    Startingthe Furnace: ShuttingDownthe Furnace: 1. Makesurethefilteriscleanandinplace. Should youeverneed toshut d own your f urnace f orservice or maintenance, follow thesesteps: 2. Makesuretheventsystem is properly installed. 1. Setthethermostat tothelowest s etting. 3. Setthethermostat tothe lowest s etting. 2. Close themanual g asvalveoutside thefurnace. 4.
  • Page 7: Burner Operation

    FREQUENCY OF MAINTENANCE MAINTENANCE iTEM BEGiNNiNG OF EACH END OF EACH MONTHLY HEATING SEASON HEATING SEASON Verify furnace area is free of combustible materials. Verify combustion and ventilation air is not restricted. Verify no signs of physical deterioration of the furnace. Verify no obstructions or restrictions in vent or chimney.
  • Page 8: Location Of Furnace Components

    LOCATION OF FURNACE COMPONENTS *RL 92.1% Downf[ow Gas Furnace *RC 92.1% Upflow Gas Furnace Gas Manifold 11. Limit Switch 1. Blower Assembly 2. Blower Door Switch 7. Gas Valve 12. Pressure Switch 13. Roll-Out Switch 3. Burner Assembly Igniter 4. Control Board 14.

Table of Contents