Initial Installation
QUALIFIED INSTALLERS ONLY
ELECTRICAL REQUIREMENTS FOR GAS VALVE AND OPTIONAL BLOWER:
C
O
O
L
/
H
E
A
T
P
R
O
G
R
A
M
D
O
W
N
U
P
7
0
°
F
7
0
°
F
O
N
O
F
F
The ENVIRO WESTPORT will operate without
electrical power. This model has a millivolt gas
control, which uses the pilot ame to generate
enough electricity to operate the main burners.
The appliance when equipped with an optional
blower must be electrically connected and
grounded in accordance with local codes or in the
absence of local codes, with the current CSA C22.1
CANADIAN ELECTRICAL CODE Part 1, SAFETY
STANDARDS FOR ELECTRICAL INSTALLATIONS,
OR THE NATIONAL ELECTRICAL CODE ANSI /
NFPA 70 in the U.S.
WARNING: Electrical grounding instructions.
This appliance is equipped with a three-prong
(grounding) plug for your protection against
shock hazard, and must be plugged directly into
a properly grounded three-prong outlet.
Figure 37: Gas Control Valve and Optional Thermostat Wiring.
Figure 38: Optional Blower (Fan) Wiring.
INSTALLING OPTIONAL BLOWER:
Figure 39: Optional Blower (Fan) Installation.
1. Remove the pre-assembled blower from the packaging.
Inspect the blower for damage. If damage is noticed
call your dealer, distributor or courier company and have
components replaced.
2. Ensure the temperature sensor will touch the unit when
mounted. If it does not touch, adjust the sensor so it
does.
2. Place the fan assembly behind the unit and secure with the
three screws provided, (as shown in Figure 39).
3. Open the gas valve cover. Carefully cut the decal portion on
the control panel and install the fan control switch in this
location. See Figure 38 for wiring of optional blower.
4. Plug the fan assembly into the wall outlet and turn the unit
on to ensure fan operation.
24
DO NOT cut or remove the grounding prong from this plug.
CAUTION: Label all wires prior to disconnection when
servicing controls. Wiring errors can cause improper and
dangerous operation. Verify proper operation after servicing.
Wire Size Max. Length
14 gauge 100 ft (30.48 m)
16 gauge 60 ft (18.29 m)
18 gauge 40 ft (12.00 m)
20 gauge 25 ft (7.62 m)
22 gauge 18 ft (5.49 m)
Table 4. Recommended Thermostat Wire Size.
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