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111244-01A
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For more information, visit www.desatech.com
18
OPTIONAL WALL SWITCH - GWMS2
(Remote-Ready Models Only)
WARNING: Do not connect this switch to any electri-
cal source! Electrical shock and/or fire hazard will occur.
1.
Remove jumper wire from control valve (see Figure 26, page 17).
2.
Connect one terminal of 25 ft. wire to the “TH” terminal on
the control valve. Connect the other terminal to the "THTP"
terminal on the control valve. See Figure 31.
3.
Route the 25 ft. wire to a convenient location to mount your
wall switch (no outside walls).
WARNING: Do not connect the switch to a power
source. Electrical shock and/or fire hazard will occur.
WARNING: Read and follow installation instruc-
tions. Installation should be done by a qualified
installer familiar with low-voltage wiring procedures.
IMPORTANT:
The wire may be shortened but must not be
lengthened.
4.
Connect one bare wire end to each of the terminals of the pro-
vided wall switch.
5.
Install the wall switch and cover in the wall.
6.
Connect one bare wire end to each terminal (“W” and “R”) of
the thermostat base (see Figure 33).
Figure 32 - Back View of
Thermostat Base
Feed wires through
rectangular slots
W
R
Figure 33 - Thermostat Base
Terminals “W” and “R”
Terminal “W”
Terminal “R”
INSTALLATION
Continued
OPTIONAL WALL MOUNTED THERMOSTAT -
GWMT1
(Remote-Ready Models Only)
WARNING: Do not connect this thermostat to any
electrical source! Electrical shock and/or fire hazard
will occur.
1.
Remove jumper wire from control valve (see Figure 26, page 17).
2.
Connect one terminal of 25 ft. wire to the “TH” terminal on
the control valve. Connect the other terminal to the "THTP"
terminal on the control valve. See Figure 31.
3.
Route the 25 ft. wire to a convenient location to mount your
thermostat (no outside wall).
IMPORTANT:
The wire may be
shortened but must not be lengthened.
The thermostat should be mounted 54" above the floor in a
location where there is good air circulation. Avoid heat sources
such as lamps, direct sunlight, fireplace, or heat and air condi-
tioning ducts.
4.
Gently remove the cover of the thermostat from the base. Grasp
the sides of the cover firmly and pull to separate from the base.
5.
Feed the electrical wires through the rectangular slots on each
side of the base (see Figure 32).
WARNING: Read and follow installation instruc-
tions. Installation should be done by a qualified
installer familiar with low-voltage wiring procedures.
Figure 31 - Connecting Wire Terminals
To Wall Thermostat
or Switch
To Wall
Thermostat
or Switch
Control Valve
WARNING: Do not connect the thermostat to a
power source. Electrical shock and/or a fire hazard
will occur.
INSTALLATION
Optional Wall Mounted Thermostat - GWMT1 (Remote-Ready Models Only)
Optional Wall Switch - GWMS2 (Remote-Ready Models Only)
7.
Install the base onto the wall with the provided screws.
8.
Move the temperature adjustment back and forth to insure the
bimetal is free from restrictions.
9.
Replace the cover onto the base. (Upon installation, the ther-
mostat must be allowed to stabilize at room temperature for
a minimum of 30 minutes for proper operation).
10. Set the temperature adjustment to the desired setting. This ther-
mostat has been electronically calibrated at the factory. No ad-
justment or leveling is necessary.