21
106516
OWNER’S MANUAL
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W
R
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.
NOTICE: The GWMT1 includes 25'
of wire for installation. Your fire-
place includes 15' of wire for ac-
cessory installation. Choose the
length that best fits your needs
when installing this accessory.
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 the provided
wire for the wall thermostat to the
TPTH terminal on the valve. Connect
remaining wire terminal to the TH ter-
minal 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 wire through openings pro-
vided on the sides of the fireplace to a
convenient location to mount your ther-
mostat (no outside wall).
Feed wires through
rectangular slots
Figure 42 - Back View of Thermostat Base
Figure 41 - Control Valve Terminals
To Wall Optional
Remote Accessory
Terminal “W”
Terminal “R”
Figure 43 - Thermostat Base Terminals
“W” and “R”
IMPORTANT:
The wire may be short-
ened 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 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 bimetal 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
NOTICE: The GWMS2 includes
25' of wire for installation. Your
fireplace includes 15' of wire for
accessory installation. Choose the
length that best fits your needs
when installing this accessory.
1.
Connect one terminal of the provided
wire for the wall switch to the TPTH ter-
minal 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 pic-
tured in Figure 41. If wires are not con-
nected as shown the switch will not work.
2.
Route the wire through openings pro-
vided 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.
Figure 40 - Disconnecting TH to TPTH
Wire
