Airxcel SUBURBAN MANUFACTURING NT-12SE Installation Manual

Suburban
Manufachmng Company
a s u b s ~ o ~ ; ~ r y of
A I R X C E L , I n c .
INSTALLATION MANUAL
For Furnace Models
NT-12SE NT-1 6SE NT-20SE
T h e design of these furnaces have been certified for installation in
recreational vehicles only. In order for these furnaces to operate in
conformity with generally accepted safety regulations, the installation
instructions outlined in this book m u s t b e f o l l o w e d . Failure t o comply
with the installation instructions willvoid any responsibility of Suburban
Manufacturing Company. Your furnace w a s inspected before it left the
factory. If any parts are found t o b e damaged, d o not install the
furnace. A n y damages should b e reported t o the transportation
company immediately and the appropriate claims filed.
W A R N I N G ! I m p r o p e r installation,
adjustment, alteration, service or
maintenance can cause property damage,
personal injury or loss of life. Refer to the
installation instructions andlor owners
manual provided with this appliance.
S U B U R B A N M A N U F A C T U R I N G C O M P A N Y
P o s t O f f i c e B o x
399
Dayton, T e n n e s s e e
37321
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
Extinguish any open flame.
Evacuate all persons from the vehicle.
Shut off the gas supply at the gas
container or source.
Do not touch any electrical switch, or
use any phone' or radio in the vehicle.
Do not start the vehicle's engine or
electric generator.
Contact the nearest gas supplier or
qualified service technician for repairs.
If you cannot reach a gas supplier or
qualified service technician, contact the
nearest fire department.
Do not turn on the gas supply until the
gas leak(s) has been repaired.
Installation and service must be
performed by a qualified installer,
service agency or the gas supplier.
INSTALLATION INSTRUCTIONS
temperature whenever any door, panel, or cover is in the open position.
CAUTION: Due to the differences in vinyl siding, this appliance should not
be installed on vinyl siding without first consulting with the manufacturer of
the siding or cutting the siding away from the area around the appliance
vent.
CAUTION: In any installation in which the vent of this appliance can be
covered due to the construction of the RV or some special feature of the RV
such as slide out, pop-up, etc. always insure that the appliance cannot be
operated by setting the thermostat to the positive "OFF" position and
shutting off all electrical and gas supply to the appliance. Never operate
furnace with vent covered.
of this appliancemust be made in accordance with
the written instructions provided in this manual. No agent, representative
or employee of Suburban or other person has the authority to change,
modify or waive any provision of the instructions contained in this
manual.
Gas Minimum Maximum
PropaneILP 11" W.C.' 13" W.C.
'Water Column
In the USA, the installation must conform with local building codes. In theabsence
of local building codes, refer to the latest edition of:
1-Standard for Recreational Vehicles ANSl A-1 19.2INFPA 501C.
2-Natlonal Fuel Code ANSl 2223.1.
3-The furnace must be electrically grounded in accordance with the latest
edltlon of the National Electr~cal Code ANSIINFPA No. 70.
4-The installation of the furnace shall be in accordance with any applicable
local codes and regulations.
NOTE: These furnaces shall be installed so the electrical components are
protected from water.
These furnaces will accommodate an installation depth from 21" to 27 314".
depending on the intake vent tube length you select. (See Figure 1.)
Please adhere strictly to the following instructions to insure proper installation and
-
NOTE: These furnaces must be installed and vented as described in this manual
1 ,
canada, the furnace must be installed in accordance with:
so that the negative pressure created by the air circulating (return air) fan cannot
affect the combustion air intake or venting of any other appliance. It is imperative
1-Standard CANICSA-Z240 Recreational Vehicles
that the oroducts of combustion be orooerlvvented to the atrnosohere and that all 2-CSA Standard CANICSA-Z240.6.2-Ma6 Electrical Requirements for
CAUTION: ~f possible, do not install the furnace to where the vent can be
safe
operation.
as well as adequate clearances for accessibility.
covered or obstructed when any door on the trailer is opened. If this i s not
The efficiency rating of the appliance is a product thermal efficiency rating
possible, then the travel of the door must be restricted in order to provide determined under continuous operating conditions and was determined
a 6" minimum clearance between the furnace vent and any door whenever
independently of any installed system.
the door is open. NOTE: The exhaust temperature of this furnace could
discolor or warp some materials. You should verify that the material used
These furnaces are certified for use with prop an el^^ gas only. p as supply
on thecoach door. t an el. or coverwill notdiscolor
or war^
from theexhaust
pressure for purposes
Of
input adjustment:
combusilon alr supplled to burner be dravin from the outs~de atmosphere (See
Recreat~orial Vehlcles
'
Installing
Vent Assembly'
)
3-Standard CANICSA-Z240 4 2-M86 lnstallatlon Requirements for propant
Appliances and Equipment ~n Recreat~onal Vehlcles
4-CANICGA-6149 lnstallat~on Codes
5-Any appl~cable local codes and regulations
Form No. 2413-C