PRODUCT DESIGN
15
Acceptable Equipment Combinations
With CTK0* Communicating Thermostat:
1. Modulating furnace alone
2. Modulating furnace with Daikin communicating split
A/C or H/P unit (no separate dual fuel control is re-
quired)
3. Modulating furnace with non-communicating 1 stage
A/C split unit (can not support a 2 stage A/C or a
non-communicating heat pump).
With Conventional Non-Communicating Thermostat
(Single or Multi-Stage)
1. Modulating furnace alone.
2. Modulating furnace with Daikin communicating split
A/C or H/P unit (a dual fuel thermostat or separate
dual fuel control is required for H/P).
3. Modulating furnace with non-communicating split A/
C or H/P (a dual fuel thermostat or separate dual
fuel control is required for H/P).
Product Application
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 pro-
vided 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.
•
It must be installed with two-pipe systems for combus-
tion air.
•
All other warranty exclusions and restrictions apply This
furnace is an ETL dual-certified appliance and is appro-
priate for use with natural or propane gas (
NOTE:
If
using propane, a propane conversion kit is required).
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 burn-
ers through a field installed combustion air pipe.
This furnace may be used as a construction site heater
ONLY
if all of the following conditions are met:
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 CAN-
NOT be used and can cause long term equipment
damage. Bi-metal thermostats, or any thermostat
affected by vibration must not be used during con-
struction.
•
Return air ducts are provided and sealed to the fur-
nace.
•
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 con-
struction.
•
The furnace heat exchanger, components, duct sys-
tem, 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 veri-
fied by a qualified person according to these instal-
lation instructions.
•
Furnace doors must be in place on the furnace while
the furnace is operating in any mode.
•
Damage or repairs due to failure to comply with these
requirements is not covered under the warranty.
NOTE:
The Commonwealth of Massachusetts requires that
the following additional requirements must also be met:
•
Gas furnaces must be installed by a licensed plumber or
gas fitter.
•
A T-handle gas cock must be used.
•
If the unit is to be installed in an attic, the passageway
to and the service area around the unit must have floor-
ing.
