www.desatech.com112462-01C 23OPTIONAL WALL SWITCH - GWMS2(Remote-Ready Models Only)WARNING: Read and followinstallation instructions. Instal-lation should be done by a quali-fied installer familiar with low-voltage wiring procedures.WARNING: Do not connectthis switch to any electricalsource! Electrical shock and/orfire hazard will occur.1. Connect one terminal of 25 ft. wire to"TPTH" terminal on control valve (see Fig-ure 32, page 22).2. Connect remaining wire terminal to the “TH”terminal on the control valve. Make sure thatwire terminals are in the positions on your unitas pictured in Figure 32, page 22. If wires arenot “crossed” the thermostat will not work.3. Route the 25 ft. wire to a convenient locationto mount your wall switch (no outside walls).WARNING: Do not connectthe switch to a power source.Electrical shock and/or fire haz-ard will occur.IMPORTANT: The wire may be shortened butmust not be lengthened.4. Connect one bare wire end to each of the ter-minals of the provided wall switch.5. Install the wall switch and cover in the wall.INSTALLING LOG SET ANDSCREEN1. Remove log packaging material and discardpackaging. Gently place log over the burner (seeFigure 35). Do not allow log to contact flame. Ifflame contacts log, soot will be created.2. Reattach screen by placing the notches in thescreen frame over the shoulder screws andpushing down.INSTALLATIONContinued LogShoulder ScrewScreenFigure 35 - Installing Log and ScreenOPERATING FIREPLACETHERMOSTAT-CONTROLLEDMODELSFOR YOUR SAFETYREAD BEFORE LIGHTINGWARNING: If you do not fol-low these instructions exactly,a fire or explosion may resultcausing property damage, per-sonal injury or loss of life.A. This appliance has a pilot which must belighted by hand. When lighting the pilot,follow these instructions exactly.B. BEFORE LIGHTING smell all around theappliance area for gas. Be sure to smell nextto the floor because some gas is heavier thanair and will settle on the floor.WHAT TO DO IF YOU SMELL GAS• Do not try to light any appliance.• Do not touch any electric switch; do notuse any phone in your building.• Immediately call your gas supplier froma neighbor’s phone. Follow the gassupplier’s instructions.• If you cannot reach your gas supplier, callthe fire department.C. Use only your hand to push in or turn thegas control knob. Never use tools. If theknob will not push in or turn by hand, don’ttry to repair it, call a qualified service tech-nician or gas supplier. Force or attemptedrepair may result in a fire or explosion.