4
The unit requires a
120/240 - 208 VAC
power supply to the
control panel, thermostat hook-up as shown on the wiring
diagram.
2.1- POSITION
I
NG THE FURNACE
WARNING
Fire and explosion hazard.
The furnace must be installed in a level position, never
where it will slope toward the front.
Do not store or use gasoline or any other flammable
substances near the furnace.
Non-observance of these instructions will potentially result
in death, bodily injury and/or property damage.
CAUTION
This furnace is not watertight and is not designed for
outdoor installation. It must be installed in such a manner
as to protect its electrical components from water. Outdoor
installation will lead to a hazardous electrical condition and
to premature failure of the equipment.
If the furnace is installed in a basement or on a dirt floor, in a
crawl space for example, it is recommended to install the unit on
a cement base 2.5 cm to 5.0 cm (1’’ to 2’’) thick.
In addition, the heater should also be located close to the center
of the air distribution system.
2.2- CLEARANCES TO COMBUSTIBLE MATERIAL
2.2.1- Heating unit
The furnace is approved for zero clearance to combustible
material regardless of the heating capacity.
2.2.2- Supply air ducts
Ducts can be installed with a zero clearance to combustible
material.
2.3- CONFIGURATIONS
This furnace requires suitable ductwork.
2.3.1- Upflow installation
The return duct may be installed to the back, to the bottom, on
the left side, or on the right side of the unit. The supply duct shall
be installed on the top of the unit. Care should be taken not to
damage the wires inside while cutting the opening. Install the
filter rack supplied with the unit according to the instructions
provided with it. It is also recommended to install the blower
door before handling or moving the unit. Refer to Figure 1 for
additional details.
Figure 1: Upflow installation
2.3.2- Downflow installation
The return duct may be installed to the back, on the left side, on
the right side or under the unit. The supply duct shall be installed
on the top of the unit.
When the furnace is installed in the downflow position on a
combustible floor. The downflow base DFB-SUP can be used.
Refer to Figure 2 and the installation instructions provided with
the base.
Figure 2: Downflow installation
2.3.3- Horizontal installation
The return duct may be installed to the back, on the left side, on
the right side or under the unit. The supply duct shall be installed
on the top of the unit.
When the furnace is installed in the horizontal position, either
suspended or on a combustible floor with a choice of right or left
discharge, the clearances from combustible material must be
adhered to. Refer to Figure 3 for additional details.
Figure 3: Horizontal installation
2.4- ELECTRICAL SYSTEM
The S
UPREME
furnace is completely pre-wired and all field wiring
must be connected to the terminal blocks on the unit. It requires
a 120/240 - 208 volt.
