Enviro FOCUS EG31-118 - Manual (Page 18)

18
FAN
TP TP/TH TH
Fan
Control
120 o F (49 o C)
Temperature Sensor
Blue
Orange
Black
White Green
White
Black
Orange
White
Green/Yellow
Power Cord
120V AC
300 o F (149 o C) Manual
Reset Spill Switch
For DV Only
Grey
Grey
Blue Blue
Blue
Grey
Purple
Place Thermostat
Wires Here.
On/Off/Thermostat
Switch
The Focus will operate without
electrical power. This model has
a Millivolt gas control which uses
the pilot flame to generate enough
electricity to operate the main burners.
This appliance when equipped with a
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 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.
Table 3. 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)
COOL / HEAT
PROGRAM
DOWN
UP
70 ° F
70 ° F
ON
OF
F
Optional
Remote
Control
Purple
Grey
Optional
Wall Switch
Optional
Thermostat
Pilot
Adjustment
Screw
ON/OFF/REMOTE
Thermostat Switch
Blue
Thermopile
Thermocouple
Manifold
Pressure
Tap
Inlet
Pressure
Tap
Gas
Control
Valve
BV Only
300 o F (149 o C)
Temperature
Sensor
(DV has only
connectors)
Blue
Figure 26: Wiring of a Thermostat.
Figure 25: Focus Wiring Diagram.
Initial Installation
QUALIFIED INSTALLERS ONLY
E
LECTRICAL
R
EQUIREMENTS
: