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2

Introduction

Your furnace will give you all the
comforts of complete winter air
conditioning - heating, circula-
tion, filtering - you have control
and yet the furnace is as auto-
matic as you desire it to be.

If you will observe the few oper-
ating and maintenance instruc-
tions in this booklet, this high
efficiency forced warm air fur-
nace will give you many years of
dependable service.

Failure to observe the fol-
lowing safety precautions
could cause fire, explosion,
or asphyxiation.

Safety Precautions

For your safety

 – Do not store

or use flammable liquids, vapors,
or materials in the immediate
area near the furnace or other
heating appliance. Do not store
brooms, mops, or equipment or
materials near the furnace in any
confined space which may be
around or in front of the furnace.

When the furnace is in-
stalled in an attic or other
insulated space, make sure
that all insulation is at least
12” away from furnace
combustion air openings.
Failure to do this could
cause asphyxiation or fire.

Adequate ventilation and
combustion air must be
provided to insure satis-
factory and safe operation
of the furnace. Air openings
in front panel and top panel
must not be obstructed.
Any openings into the fur-
nace closet or confined
room in which the furnace
is located, for the entrance
of combustion and ventila-
tion air must be kept open
and unobstructed. Failure
to observe these require-
ments could result in as-
phyxiation.

NOTICE

 – Do not use this

furnace if any part has
been under water. Immedi-
ately call a qualified service
technician to inspect the
furnace and to replace any
part of the control system
and any gas control which
has been under water.

Should overheating occur,
or the gas supply fail to
shut off, shut off the man-
ual gas valve to the appli-
ance before shutting off the
electrical supply.

Do not store or use halo-
gen-emitting substances in
the vicinity of this appli-
ance. Such substances in-
clude chlorine based
cleaners and swimming
pool chemicals, water sof-
tening chemicals, de-icing
salts and chemicals,
cleaning solvents such as
carbon tetrachloride or per-
chloroethylene, halogen
type refrigerants, printing
inks, paint and paint re-
movers, varnishes, hydro-
chloric acid, cements and
glues, and masonry acid
washing materials. The air
used by the burner for
combustion must be free of
halogens to avoid possible
corrosion to the heating
surfaces, which could re-
sult in asphyxiation.

Improper installations, ad-
justment, alteration, service
or maintenance can cause
property damage, personal
injury or loss of life. Instal-
lation and service must be
performed by a qualified
installer, service agency or
the gas supplier.

Never attempt to modify
this furnace. Fire, explo-
sion, or asphyxiation may
result. If malfunction oc-
curs, obtain the assistance
of a qualified service agent.

Summary of Contents for AUTOMATIC IGNITION FURNACES

Page 1: ...to the State of California to cause cancer through inhalation If the information in this manual is not followed exactly a fire or explosion may result causing property damage personal injury or loss o...

Page 2: ...and ventila tion air must be kept open and unobstructed Failure to observe these require ments could result in as phyxiation NOTICE Do not use this furnace if any part has been under water Immedi atel...

Page 3: ...3 FIGURE 1 DOWNFLOW POSITION FIGURE 2 UPFLOW POSITION...

Page 4: ...riod the gas valve will open and the burners will light 5 After the burners light a separate sensor acts as a flame probe to check for the presence of flame As long as flame is present the system will...

Page 5: ...MANUAL GAS SHUTOFF VALVE Thermostat Set the room thermostat at the desired room temperature Greatest comfort will be achieved when the setting is not changed frequently For energy conservation and eco...

Page 6: ...t above the furnace as shown in Figure 5 or it may be located behind a return air grille If the filter is located in the re turn air duct above the furnace replace the filters as shown in Figure 5 wit...

Page 7: ...ire periodic lubrication This equipment must be serviced only by qualified individuals specially trained and experienced in servic ing of this type equipment and related system com ponents such as duc...

Page 8: ...Subject to change without notice Printed in U S A Copyright by Unitary Product Group 1998 All rights reserved 035 15813 301 998 Unitary 5005 Norman Products York OK Group Drive 73069...

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