Installation; Positioning The Furnace; Electrical System; Installation Of The Thermostat - Carrier OBL098 Installation Instructions Manual

Low boy oil furnace
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2
INSTALLATION
The unit is shipped with a burner and its controls. It requires a
115VAC power supply to the control panel and thermostat
hook-up as shown on the wiring diagram, one or more oil line
connections,
suitable
ductwork and connection
to a properly
sized vent.
All
local
and
national
code
requirements
governing
the
installation
of oil burning
equipment,
wiring
and
the flue
connection
MUST be followed.
Some of the codes that may
apply are:
CSA B139:
Installation code for oil burning equipment.
ANSI/NFPA 31 :
Installation of oil burning equipment.
ANSI/NFPA 90B: Warm air heating and air conditioning
systems.
ANSI/NFPA 211 : Chimneys, Fireplaces, Vents and solid fuel
burning appliances.
ANSI/NFPA 70:
National Electrical Code.
CSA C22.1 or CSA C22.10: Canadian Electrical Code.
Only the latest issues of these codes may be used.
2.1
POSITIONING
THE FURNACE
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.
The minimum
clearances
from
combustible
material for
each of the positions are specified in Table 10.
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.
The unit must be installed in an area where the ambient and
return air temperatures
are above 15°C (60°F). In addition, the
furnace should be installed as closely as possible to the vent,
so that the connections are direct and kept to a minimum. The
heater should also be located close to the centre of the air
distribution system.
2.1.1
INSTALLATION
IN AN ENCLOSURE
The unit can be installed in an enclosure such as a closet.
However, 2 ventilation openings
are required for combustion
air. The openings
should be located in front of the furnace
approximately
15 cm (6") above the floor and 15 cm (6") below
the
ceiling.
Figure
1 indicates
the
minimum
dimensions
required and the location of the openings.
Figure 1: Location
and dimensions
of ventilation
air
openings in a closet door
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iii
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2.2
ELECTRICAL
SYSTEM
CAUTION
The exterior of the unit must have an uninterrupted ground
to minimize
the risk of bodily harm, if ever an electrical
problem develops. A green ground screw is supplied with
the control box for that purpose.
The appliance
must be installed
in accordance
with the
current
ANSI/NFPA
70 National
Electrical
Code,
CSA
C22.1 Canadian Electrical Code Part 1 and/or local codes.
The control system depends on the correct polarity of the
power supply. Connect "HOT" wire (H) and "NEUTRAL"
wire (N) as shown in Figures 7 and 8.
A separate line voltage supply should be used, with fused
disconnect
switch or circuit breaker,
between
the main
power panel and the unit.
Only copper wire may be used for the 115V circuit on this
unit. If wires need to be changed, the replacements
must
have the same temperature resistance as the originals.
2.3
INSTALLATION
OF THE
THERMOSTAT
A thermostat must be installed to control the temperature
of the area to be heated. Follow the instructions supplied
with the thermostat.
Also
refer to the winng diagrams
provided
with
the
heating/air
conditioning
unit.
The
connections
must be made as indicated on the following
diagrams and the wiring diagrams.

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