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Initial Installation
ELECTRICAL REQUIREMENTS:
The ENVIRO ASCOT 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.
C
O
O
L
/
H
E
A
T
P
R
O
G
R
A
M
D
O
W
N
U
P
7
0
°
F
Blue
Purple
Gas Control
Valve
Thermopile
ON/OFF/Thermostat
Grey
Optional
Thermostat
Pilo
Adjustment
Screw
Figure 47. Wiring Diagram For Fan Control.
Figure 46. Wiring Diagram For Gas Valve.
Table 7. Recommended Thermostat Wire Size.
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)
WARNING: Electrical grounding
instructions. This appliance is equipped
with a three-prong (grounding) plug for
your protection against shock hazard, and
should be plugged directly into a properly
grounded three-prong outlet. 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.
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