Sears N8MPL100F20B1, N8MPN075F16B1, N8MPN100F20B1, N8MPN125J20B1 instruction manual 80+SingleStage

80+SingleStage

CategoryI Furnace

N8MPN& N8MPL *8MPN& *8MPL

* Denotes Brands (C, H, T)

See section 5 for Category [ definition.

SAFETY

REQUIREMENTS

Recognize

safety

information.

This

is the

safety-alert

symbolZl._.

When

you

see this symbol

on

the

furnace

and

in instruction

manuals

be alert

to the

potential

for personal injury.

Understand

the

signal

words

DANGER,

WARNING,

or

CA UTION.

These

words

are used

with

the safety-alert

symbol.

DANGER

identifies

the

most serious hazards, those that will result in severe personal injury or death. WARNINGsignifiesahazardthatcouldresultinpersonalinjuryor

death.

CAUTIONis

used

to

identify

unsafe

practices

that could result

in minor

personal

injury

or

product

and

property

damage.

Note is used

to

highlight

suggestions

that

will

result

in

enhanced

installation,

reliability,

or

operation.

Installing

and

servicing

heating

equipment

can

be

hazardous

due

to gas

and

electrical

components.

Only

trained

and

qualified

personnel

should

install, repair, or service heating equipment.

Untrained

service

personnel

can

perform

basic

maintenance

functions

such

as

cleaning

and

replacing

air

filters.

All

other

operations

must

be

performed

by

trained

service

personnel.

When

working

on heating

equipment,

observe

precautions

in the

literature,

on tags,

and

on

labels

at-

tached

to

or

shipped

with

the

furnace

and

other

safety

precautions

that may

apply.

Follow

all

safety

codes.

In the

United

States,

follow

all

safety

codes

including

the

National

Fuel

Gas

Code

(NFGC)

ANSI

Z223.1-2002/NFPA

54-2002.

In Canada,

refer to the

National

Standard

of Canada

Natural

Gas

and

Propane

Installation

Code

(NSCNGPIC)

CSA

B149.1-05.

Wear

safety

glasses

and

work

gloves.

Have

fire

extinguisher

available

during

start-up

and

adjustment

procedures

and

service

calls.

These

instructions

cover

minimum

requirements

and

conform

to

existing

national

standards

and

safety

codes.

In

some

instances,

these

instructions

exceed

certain

local

codes

and

ordinances,

especially

those

that

may

not have

kept

up

with

changing

residential

construction

practic-

es. We require

these

instructions

as

a

minimum

for

a

safe

installation.

International

Comfort

Products,

LLC

INSTALLER:

Affix

these

instructions

Lewisburg,

TN

37097

on or adjacent to the furnace.

CONSUMER: Retain these instructions for future reference.

Table of Contents

1.	Safe Installation		Requirements	3
2.	Installation	...............................		4
3.	Side Venting			8
4.	Combustion	& Ventilation Air		9
5.	Gas Vent Installation			11
6.	Horizontal	Venting		13
7.	Masonry Chimney		Venting	15
8.	Gas Supply and Piping			18

ELECTRIC SHOCK HAZARD

Failure to follow safety warnings exactly could result in serious injury and/or death.

Turn Off All Power Before

Servicing.

9. Electrical Wiring	21
10.Ductworkand Filter (Upflow/Horizontal)	22
11.Ductwork and Filter (Downflow)	25
12.Checksand Adjustments	27
13. FurnaceMaintenance	32
14.Sequence of Operation& Diagnostics	34
TechSupport and Parts	35

CARBON MONOXIDE POISONING AND FIRE HAZARD.

Failure to follow safety warnings exactly could result in serious injury, death, and/or property damage.

This furnace is not designed for use in mobile homes, trailers or recreational vehicles.

Portions of the text and tables are reprinted from NFPA 54 / ANSI Z223,1-2002©, with permission of National Fire Protection Association, Quincy, MA 02269 and American Gas Association, Washington, DC 20001. This reprinted material is not the complete and official position of the NFPA or ANSI, on the referenced subject, which is represented only by the standard in its entirety,

PrintedU.S.A. 11/10/2005 441 01 2613 (02)