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Introduction - Kenmore N8MSL0701412A1 Installation Instructions Manual

80% single stage psc motor category i, gas furnace
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which hasanexternal static pressure within theallow-
able range, asspecified inthe"Start-Up, Adjustments,
andSafety C heck" section. See furnace r ating p late.
7.When a furnace i s installed sothatsupply d ucts carry
aircirculated bythefurnace t oareas o utside t hespace
containing the furnace, the return air shallalsobe
handled b y duct(s) sealed to thefurnace c asing and
terminating outside t hespace containing thefurnace.
See "AirDucts" section.
8.A gas-fired f urnace forinstallation ina residential gar-
agemust b einstalled asspecified inthewarning boxin
the"Location" section.
9.The furnacemay be usedfor construction heat
provided t hatthe furnace installation andoperation
complies with thefirstCAUTION intheLOCATION
sec-
tionofthese instructions.
10.These Multipoise G as-FiredFurnaces a re CSA
(formerly A.G.A. a ndC.G.A.) design-certified
foruse
withnatural andpropane g ases(seefurnace rating
plate) a nd forinstallation inalcoves, attics, b asements,
closets, utilityrooms, crawlspaces,
andgarages. The
furnace i s factory-shipped
forusewithnatural gas. A
CSA (A.G.A. andC.G.A.) listed accessory gasconver-
sionkitisrequired toconvert furnace f orusewithpro-
pane gas.
11.SeeFigure 1 for required c learances to combustible
construction.
12.Maintain a 1-in.(25mm) c learance fromcombustible
materials tosupply a irductwork fora distance of36in.
(914 mm) h orizontally
from thefurnace. See NFPA 90B
orlocal c ode forfurther requirements.
13.These furnaces S HALL NOTbe installed d irectly o n
carpeting, tile,oranyother c ombustible
material other
thanwood flooring. In downflow i nstallations,
factory
accessory floorbase MUST beused when installed on
combustible
materials andwood flooring. Special base
isnotrequired when thisfurnace i s installed onmanu-
facturer's c oil model n umbers E ND4X, E NW4X or
when coilcasing model n umber NAEA is used. S ee
Figure 1 forclearance to combustible construction
in-
formation.
INTRODUCTION
N8MSN & N8MSL 4-way multipoise Category I fan-assisted
furnace is CSA design-certified.
A Category
I fan-assisted
furnace is an appliance equipped with an integral mechanical
means to either draw or force products of combustion through
the combustion chamber and/or heat exchanger. The furnace
is factory-shipped
for use with natural gas. This furnace is
not approved
for installation
in mobile homes, recreational
vehicles, or outdoors.
This furnace is designed for minimum continuous return-air
temperature of 60°F (16°0) db or intermittent operation down
to 55_'F (13°0)
db such as when used with a night setback
thermostat.
Return-air
temperature
must not exceed 80°F
(27°0) db. Failure to follow these return-air temperature limits
may
affect
reliability
of heat
exchangers,
motors,
and
controls. (See Figure 3)
Figure 2 - Clearances
to Combustibles
I
INSTALLATION
I
Improper
adjustment,
alteration, service,
maintenance,
or installation
can cause
serious injury or death,
Read and follow instructions
and
arecautions
in User's Information
Manual
erovided
with this furnace.
Installation
and service must be performed
by a
qualified service agency or the gas
supplier,
_IL CAUTION
Check entire gas assembly for leaks after
lighting this appliance.
I INSTALLATION
I
1. This furnace must be installed in
accordance
with the manufacturer's
instructions
and local codes.
In the
absence of local codes, follow the National
Fuel Gas Code ANSI Z223.1 / NFPA54
or CSA B-149.1
Gas Installation Code.
2. This furnace must be installed so there are
previsions
for combustion
and ventilation
air. See manufacturer's
installation
information
provided with this appliance.
I
OPERATION
I
This furnace
is equipped
with manual
reset
limit switch(es)
in burner
compartment
to
protect
against overheat
conditions
that
can result from inadequate
combustion
air
supply
or blocked
vent conditions.
1. Do not bypass limit switches.
2. If a limit opens,
call a quallified
serviceman
to correct
the condition
and reset limit switch.
MINIMUM
INCHES CLEARANCE
TO COMBUSTIBLE
CONSTRUCTION
This forced air furnace
is
This furnace
is approved for
UPFLOW, DOWNFLOW,
and
equipped
for use with natural
HORIZONTAL
installations,
gas at altitudes
0 - 10,000 ft
(0 - 3,050m),
Clearancearrows
do not change with
An accessory
kit, supplied
by
furnaceorientation
the manufacturer,
shall be used
to convert
to propane
gas use
or may be required for some
natural gas applications.
This furnace
is for indoor
installation
in a building
constructed
on site.
This furnace
may be installed
on combustible
flooring
in alcove
or closet at minimum
clearance
as indicated by the diagram
from combustible
material.
This furnace
may be used with
Clearancein inches
a Type B-1 Vent and may be
VentOlearancetocombustibles:
vented in common with other
For Single Wall vents 6 inches (6 po).
gas fired appliances.
For Type B-1 vent type 1 inch (1 po).
MINIMUM INCHES CLEARANCE TO
COMBUSTIBLE CONSTRUCTION
DOWNFLOW POSITIONS:
1" Installation
on non-combustible
floors only.
For Installation
on combustible
flooring only when installed on special
base, Part No. KGASB0201ALL
or NAHAO1101SB,
Coil Assembly,
Part No. CAR, CAP, CNPV, CNRV, END4X, ENW4X, WENC, WTNC,
WENW OR WTNW.
18 inches front clearance
required for alcove.
*
Indicates supply or return sides when furnace is in the horizontal
position.
Line contact only permissible
between lines formed
by
intersections
of the Top and two Sides of the furnace
jacket,
and building joists, studs or framing.
IIIIIIIII
HMIMHI
336996-101
REV.
C
4
441 01 1402 02

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