6
1
Gas Valve
17 Electrical Connection Inlets (Alternate)
2
Gas Line Entrance (Alternate)
18 Coil Front Cover Pressure Tap
3
Pressure Switch(es)
19 Coil Front Cover Drain Port
4
Gas Manifold
20 Drain Line Penetrations
5
Combustion Air Intake Connection
21 Drain Trap
6
Hot Surface Igniter
22 Blower Door Interlock Switch
7
Rollout Limit
23 Inductor (Not All Models)
8
Burners
24 Integrated Control Module
(with fuse and diagnostic LED)
9
Flame Sensor
25 24 Volt Thermostat Connections
10
Flue Pipe Connection
26 Transformer (40 VA)
11
Flue Pipe
27 ECM Variable Speed Circulator Blower
12
Primary Limit
28 Auxiliary Limit
13
Gas Line Entrance
29 Junction Box
14
Flue Pipe Connection (Alternate) NK
30 Electrical Connection Inlets
15
Rubber Elbow
31 Coil Front Cover
16
Variable-Speed Induced Draft Blower
32 "H" Fitting
P
RODUCT
A
PPLICATION
This furnace is primarily designed for residential home-heating applications. It is NOT designed or certified for use in mobile homes,
trailers or recreational vehicles. Neither is it designed or certified for outdoor applications. The furnace
must
be installed indoors
(i.e., attic space, crawl space, or garage area provided the garage area is enclosed with an operating door).
This furnace can be used in the following non-industrial commercial applications:
Schools, Office buildings, Churches, Retail stores,
Nursing homes, Hotels/motels, Common or office areas
In such applications, the furnace must be installed with the following stipulations:
•
It must be installed per the installation instructions provided and per local and national codes.
•
It must be installed indoors in a building constructed on site.
•
It must be part of a ducted system and not used in a free air delivery application.
•
It must not be used as a “make-up” air unit.
This product is dual certified. Dual certification means that the combustion air inlet pipe is OPTIONAL and the furnace can be
vented as a:
Non-direct vent (single pipe) central forced air furnace in which combustion air is taken from the installation area or from air
ducted from the outside or,
Direct vent (dual pipe) central forced air furnace in which all combustion air supplied directly to the furnace burners through
a special air intake system outlined in these instructions.
•
All other warranty exclusions and restrictions apply This furnace is an ETL dual-certified appliance and is appropriate for use
with natural or propane gas (
NOTE:
If using propane, a propane conversion kit is required).
This furnace may be used as a construction site heater
ONLY
if all of the following conditions are met:
• The vent system is permanently installed per these installation instructions.
• A room thermostat is used to control the furnace. Fixed jumpers that provide continuous heating CANNOT be used
and can cause long term equipment damage. Bi-metal thermostats, or any thermostat affected by vibration must
not be used during construction.
• Return air ducts are provided and sealed to the furnace.
• A return air temperature range between 60ºF (16ºC) and 80ºF (27ºC) is maintained.
• Air filters are installed in the system and replaced daily during construction and upon completion of construction.
• The input rate and temperature rise are set per the furnace rating plate.
• The furnace must be installed as a two pipe system, using 100% outside air for combustion during construction.
• The furnace heat exchanger, components, duct system, air filters and evaporator coils are thoroughly cleaned
following final construction clean up by a qualified person.
• All furnace operating conditions (including ignition, input rate, temperature rise and venting) are verified by a
qualified person according to these installation instructions.
• Furnace doors must be in place on the furnace while the furnace is operating in any mode.
