Hold the knob in for 60 seconds then release it.
Cleaning a gas fireplace thermocouple.
Locate the pilot often behind a removable grill running along the bottom of the fireplace.
Take a hex nut driver or screwdriver and loosen the objects holding the two thermocouple wires in place.
Light the pilot using the recommended procedure for.
Turn off the fireplace gas valve and remove the front panel from the fireplace.
Find the thermocouple which is located next to the pilot light and looks like a small straight pipe.
If the pilot goes.
A thermocouple is an electronic safety device.
Most gas fireplaces have a start up mode to allow heating of the thermocouple.
Some models will use hex nuts while others will simply install screws.
Do you have dirt or film building up in your fireplace.
If the thermocouple is working the pilot should remain lit.
Spray the cleaner on a dry cloth and rub it in a circular motion on the glass.
Use a piece of steel wool or the abrasive side of a sponge to gently remove the soot without damaging thermocouple.
Use a can.
Avoid using cleaning products especially those containing flammable chemicals.
It is used for ensuring safety of the ignition system and preventing fuel leakage.
How to clean the thermocouple in a gas fireplace step 1.
Some panels have a screw on each.
A gas fireplace thermocouple is often found among contemporary gas fireplaces.
If the glass has a lot of dirt and grime on it spray the cleaner directly on the glass and rub it off using newspaper.
I used a combination of a cheap stainless steel brush some 000 extra fine steel wool and some fine grit sandpaper to remove as much baked on soot as possible from the thermopile and i figured i may as well clean the thermocouple while i was there.
Turn the gas off to your fireplace entirely and make sure to give the thermocouple about half an hour to cool off before trying to handle it.