3
WARNING:
Do not use this appliance if any part
has been submerged under water.
Immediately call a qualifi ed service
technician to inspect the appliance
and to replace any part of the control
system and any gas control that has
been submerged underwater.
NOTICE TO INSTALLER
Installer is advised to follow carefully all instruc-
tions and warnings in this manual to insure
maximum performance, safety, and operating
effi ciency of these appliances. Improper instal-
lation may create hazardous conditions, and will
void the appliance warranty.
1. SPECIFICATIONS
General Description
M1 Series gas and oil furnaces are listed direct
vent (sealed combustion), downfl ow heating
appliances for manufactured (mobile) homes,
recreational vehicles, and for use in residential/
modular/commercial construction. The furnace
must be located so that venting can be properly
achieved.
Air conditioning may be added to structures with
M1 series furnaces using Platinum series air con-
ditioning or conventional units. This Installation
Instruction manual includes special requirements
for incorporation of air conditioning equipment
to the M1 series of furnaces.
Multi-speed blower assemblies as shown in Table
3 have been certifi ed for fi eld installation in M1
Series furnaces. An air conditioner can be easily
fi eld installed with M1GH Series furnaces if used
in conjunction with certifi ed 2-wire relay box, p/n
903092A or 4/5 wire relay box 902898A.
2. OWNER INFORMATION
ABOUT YOUR CENTRAL
FURNACE SYSTEM
NORDYNE has been involved in the design of
products for the manufactured home industry
since the fi rst manufactured home or trailer
was built.
NORDYNE originated the sealed combustion
system, which separates the furnace combustion
system from the living area of the home, now a
standard for the manufactured home industry.
NORDYNE engineers developed the fi rst central
heating system and the fi rst central air conditioner
for manufactured homes.
NORDYNE is dedicated to bringing to its cus-
tomers the fi nest heating and cooling comfort
possible. NORDYNE constantly seeks to further
refi ne its products to continuously provide ex-
ceptional comfort.
Follow the instructions in this booklet carefully
and this appliance will provide many years of
superior performance.
If you wish to cool your home automatically with
a central air conditioning system investigate the
excellent NORDYNE cooling systems available
from your heating and cooling contractor. These
systems are designed to work best with your
NORDYNE furnace and have been carefully
engineered to deliver optimum performance
when mated with NORDYNE manufactured
home furnaces.
NORDYNE also offers water heaters, fi re-
places and ventilating systems specifi cally
designed for manufactured housing applications.
Check with your manufactured home retailer,
your heating and cooling contractor or your
distributor for information. Write directly to the
factory (PO Box 46911, St. Louis, MO 63146) if
you are not able to locate a source for NORDYNE
manufactured housing products in your area.
3. MANUFACTURER WARRANTY,
OWNER’S RESPONSIBILITIES
It is the sole responsibility of the homeowner
to make certain the gas furnace has been cor-
rectly set up and converted to the proper fuel
(L.P. gas or Natural gas) and adjusted to operate
properly. All gas furnaces are manufactured for
Natural gas and must be fi eld converted when
using L.P. gas.
A warranty certifi cate with full details is included
with these instructions. However, NORDYNE will
not be responsible for any costs found neces-
sary to correct problems due to improper setup,
improper installation, furnace adjustments,
improper operating procedure on the part of
the user, etc.