INSTALLATION
Continued
optional Wall Mounted Thermostat - GWMT1
WARNING: Read and fol- low installation instructions. Installation should be done by a qualified installer familiar with
9.Move the temperature adjustment back and forth to insure the bimetal is free from restrictions.
10.Replace the cover onto the base. (Upon in- stallation, the thermostat must be allowed to stabilize at room temperature for a minimum of 30 minutes for proper operation).
11.Set switch on fireplace to Auto position.
12.Set the temperature adjustment to the desired setting. This thermostat has been electroni- cally calibrated at the factory. No adjustment or leveling is necessary.
WARNING: Do not connect this thermostat to any electrical source! Electrical shock and/or fire hazard will occur.
1. | Disconnect jumper wire from control valve |
| (see Figure 23). |
2. | Connect one terminal of 25 ft. wire to “TPTH” |
| terminal on control valve (see Figure 23). |
3. | Connect remaining wire terminal to the “TH” |
Control
Valve
Jumper Wire
One terminal of 25 ft. wire
terminal on the control valve. Make sure that |
wire terminals are in the positions on your unit |
as pictured in Figure 23. |
4. 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 conditioning ducts. |
5. Gently remove the cover of the thermostat |
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 on each side of the base (see Figure 24). |
WARNING: Do not con- nect the thermostat to a power source. Electrical shock and/or a fire hazard will occur.
7.Connect one bare wire end to each terminal (“W” and “R”) of the thermostat base (see Figure 25).
8.Install the base onto the wall with the provided screws.
Figure 23 - Connecting Wire Terminals
Feed wires through rectangular slots
Figure 24 - Back View of Thermostat
Base
Terminal “W” 
W
Terminal “R” 
R
Figure 25 - Thermostat Base Terminals
“W” and “R”
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