21
105454
OWNER’S MANUAL
FIREPLACE
INSTALLATION
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INSTALLING OPTIONAL
WALL MOUNTED
THERMOSTAT - GWMT1
WARNING: Installation must
be done by a qualified installer
familiar with low voltage wiring
procedures.
WARNING: Do not connect
this thermostat to any electrical
source! Electrical shock and/or
fire hazard will occur.
1.
Open lower louver panel. The valve is
attached to the underside of the firebox
assembly.
2.
Disconnect the wire that runs from TH
to TPTH from the valve as shown in
Figure 40.
3.
Connect one terminal of 25 ft. wire for
the wall thermostat to the TPTH termi-
nal on the valve. Connect remaining wire
terminal to the TH terminal on the valve.
Make sure that the wire terminals are in
the positions on the unit as pictured in
Figure 41. If wires are not connected as
shown the thermostat will not work.
4.
Route the 25 ft. wire through openings
provided on the sides of the fireplace
to a convenient location to mount your
thermostat (no outside wall).
IMPORTANT:
The wire may be short-
ened but must not be lengthened.
Figure 40 - Disconnecting TH to TPTH
Wire
Feed wires through
rectangular slots
Figure 42 - Back View of Thermostat Base
Figure 41 - Control Valve Terminals
t
To Wall Optional
Remote Accessory
Terminal "W"
Terminal "R"
Figure 43 - Thermostat Base Terminals
"W" and "R"
W
R
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 conditioning
ducts.
5.
Gently remove the cover of the ther-
mostat from the base. Grasp the sides
of the cover firmly and pull to separate
from the base.
6.
Feed the electrical wires through the
rectangular slots (from the back) on
each side of the base (see Figure 42).
WARNING: Do not connect
this thermostat to a power source.
Electrical shock and/or fire haz-
ard will occur.
7.
Connect one bare wire end to each ter-
minal ("W" and "R") of the thermostat
base (see Figure 43).
8.
Install the base to the wall with screws
provided with thermostat.
9.
Move the temperature adjustment back
and forth to insure the bi-metal is free
from restrictions.
10. Replace the cover onto the base. (Upon
installation, the thermostat must be al-
lowed to stabilize at room temperature
for a minimum of 30 minutes for proper
operation.)
11. Set the temperature adjustment to the
desired setting.
This thermostat has been electronically
calibrated at the factory. No adjustment
or leveling is necessary.
INSTALLING OPTIONAL
WALL MOUNT SWITCH
GWMS2
1.
Connect one terminal of 25 ft. wire for
the wall switch to the TPTH terminal
on the valve. Connect remaining wire
terminal to the TH terminal on the valve.
Make sure that the wire terminals are
in the positions on the unit as pictured
in Figure 41. If wires are not connected
as shown the switch will not work.
2.
Route the 25 ft. wire through openings
provided on the sides of the fireplace
to a convenient location to mount your
switch.
3.
Connect one bare wire end to each of
the terminals of the GWMS2 Wall
Switch.
4.
Install the wall switch and cover in the
wall.
