I
NSTALLATION
O
F
E
LECTRICAL
W
IRING
F
OR
T
HE
O
PTIONAL
F
AN
K
IT
:
Figure 38. Wiring Diagram For Gas Valve.
COOL / HEAT
PRO
GRAM
DOWN
UP
70 ° F
70 ° F
ON
OF
F
Optional
Remote
Control
ON/OFF/Remote
Thermostat Switch
Purple
Thermocouple
Blue
Thermopile
Grey
Inlet
Pressure
Tap
Gas Control
Valve
Manifold
Pressure Tap
Pilot Adjustment
Screw
Optional
Wall Switch
Optional
Thermostat
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 9. Recommended Thermostat
Wire Size.
Figure 39. Install Electrical 14/2 with
ground Wire Power Cable Into Retreat.
The electric 14/2 (with ground) wire power cable must be hard
wired to the unit at the lower left (or right or bottom if the gas line
is to come in on the left) of the unit if a fan is currently installed, or
if you plan to install the Optional Fan Kit (50-1211) in the future.
See Figure 1 for possible electrical wire access locations.
Refer to local electrical bylaw codes for proper installation. In
the absence of local codes, with the current CSA C22.1 Canadian
Electrical Code Part 1, Safety Standards For Electrical Installations,
or The Current National Electrical Code ANSI / NFPA 70 in the
US.
Use a strain relief or cable clamp to attach the wiring to the unit.
WARNING: Ensure that the power is turned of to the lead from the
source BEFORE conducting any wiring.
E
LECTRICAL
S
YSTEM
F
OR
T
HERMOSTAT
:
CAUTION:
Label all wires prior to disconnection when servicing controls. Wiring errors can cause
improper and dangerous operation. Verify proper operation after servicing.
20ft (6.1m) of bell wire is included with this unit. Determine the desired location of the thermostat or
wall switch (if used). Connect the bell wire to the valve as shown and run it to the desired location for
the thermostat or wall switch and make the connection.
Initial Installation
QUALIFIED INSTALLERS ONLY
28
