Wall Mounted Gas Heater Troubleshooting

If you re wondering why your heater is blowing out cool air the first thing you should do is check your thermostat and make sure it s set to the correct temperature.

Wall mounted gas heater troubleshooting.

If you re sure there is gas the pilot aperture may be blocked. But when you turn the pilot to on the unit burner and pilot go out after about two minutes. Heater is blowing cold air. Periodically inspect all burner flame holes with the fireplace running.

You may have a bad thermocouple. Pilot light will stay lit. Off grid wall mounted empire direct vent heater. All slotted burner flame holes should be open with yellow flame present.

Some burner flame holes may become blocked by debris or rust with no flame present. Try kicking it up a notch to see if there s a noticeable difference. A manual fan on switch could be set at the thermostat or at the limit switch in the air handler furnace itself or wires could be shorted together in the thermostat wiring or there could be a bad fan controller itself. Either remove blockage or replace burner.

If so turn off fireplace and let cool. If there is or your heater runs on natural gas check the handle on the gas line.