5
24 Auxiliary Limit
25 Gas Manifold
26 Junction Box
27 Coil Front Cover
28 Drain Trap
29 Electrical Connection Inlets
II. SAFETY CONSIDERATIONS
Adhere to the following warnings and cautions when installing, adjust-
ing, altering, servicing, or operating the furnace. To ensure proper
installation and operation, thoroughly read this manual for specifics
pertaining to the installation and application of this product.
This furnace is manufactured for use with natural gas. It may be field
converted to operate on L.P. gas by using the appropriate L.P. conver-
sion kit listed in the
PROPANE GAS/HIGH ALTITUDE INSTALLA-
TIONS section
of this manual
Install this furnace only in a location and position as specified in
LO-
CATION REQUIREMENTS & CONSIDERATIONS section and IN-
STALLATION POSITIONS section
of this manual.
Provide adequate combustion and ventilation air to the furnace as
specified in
COMBUSTION & VENTILATION AIR REQUIREMENTS
section of this manual.
Combustion products must be discharged to the outdoors. Connect
this furnace to an approved vent system only, as specified in
VENT/
FLUE PIPE & COMBUSTION AIR PIPE
section of this manual.
Never test for gas leaks with an open flame. Use a commercially avail-
able soap solution made specifically for the detection of leaks to check
all connections, as specified in
GAS SUPPLY AND PIPING
section of
this manual.
Always install a furnace to operate within the furnace’s intended tem-
perature-rise range with a duct system which has external static pres-
sure within the allowable range, as specified on the furnace rating plate
and
OPERATIONAL CHECKS section
of these instructions.
When a furnace is installed so that supply ducts carry air circulated by
the furnace to areas outside the space containing the furnace, the
return air shall also be handled by duct(s) sealed to the furnace casing
and terminating outside the space containing the furnace.
A gas-fired furnace for installation in a residential garage must be in-
stalled as specified in the
LOCATION REQUIREMENTS AND CON-
SIDERATIONS section
of this manual.
This furnace may be used as a construction site heater only if certain
conditions are met. These conditions are listed in the
PRODUCT
APPLICATION section
of this manual.
T
O
PREVENT
PERSONAL
INJURY
OR
DEATH
DUE
TO
IMPROPER
INSTALLATION
,
ADJUSTMENT
,
ALTERATION
,
SERVICE
OR
MAINTENANCE
,
REFER
TO
THIS
MANUAL
. F
OR
ADDITIONAL
ASSISTANCE
OR
INFORMATION
,
CONSULT
A
QUALIFIED
INSTALLER
,
SERVICE
AGENCY
OR
THE
GAS
SUPPLIER
.
WARNING
T
HIS
PRODUCT
CONTAINS
OR
PRODUCES
A
CHEMICAL
OR
CHEMICALS
WHICH
MAY
CAUSE
SERIOUS
ILLNESS
OR
DEATH
AND
WHICH
ARE
KNOWN
TO
THE
S
TATE
OF
C
ALIFORNIA
TO
CAUSE
CANCER
,
BIRTH
DEFECTS
OR
OTHER
REPRODUCTIVE
HARM
.
HIGH VOLTAGE!
T
O
AVOID
PROPERTY
DAMAGE
,
PERSONAL
INJURY
OR
DEATH
DUE
TO
ELECTRICAL
SHOCK
,
THE
FURNACE
MUST
BE
LOCATED
TO
PROTECT
THE
ELECTRICAL
COMPONENTS
FROM
WATER
.
WARNING
I. COMPONENT IDENTIFICATION
8
7
6
5
4
3
2
1
27
26
17
18
24
23
22
21
20
19
18
17
16
15
13
14
12
10
11
9
29
25
28
6
Upflow/Horizontal
1
Gas Valve
2
Gas Line Entrance (Alternate)
3
Combustion Air Intake Connection / “Coupling”
4
Hot Surface Igniter
5
Burners
6
Rollout Limit
7
Flame Sensor
8
Flue Pipe Connection / “Coupling”
9
Flue Pipe (Internal)
10 Primary Limit
11 Pressure Switch
12 Gas Line Entrance
13 Rubber Elbow
14 Flue Pipe Connection (Alternate)
15 Induced Draft Blower
16 Electrical Connection Inlets (Alternate)
17 Coil Front Cover Drain Port
18 Drain Line Penetrations
19 Blower Door Interlock Switch
20 24-Volt Thermostat Connections
21 Integrated Control Module
(with fuse and diagnostic LED)
22 Transformer (40 VA)
23 Circulator Blower
