Wall Heater Pilot Light On No Heat

How to troubleshoot gas wall heaters.

Wall heater pilot light on no heat.

A dead thermocouple reads as a pilot light blown out but will not always cause the pilot light to go out though it should but does not always particularly on older models. Lighting the pilot light on a gas heater is simple to do. I have a williams furnace gravity vented wall furnace natural gas and the pilot light is lit and remains lit. Gas wall heaters whether vented or unvented can supply enough heat to warm a small or medium sized room and they can operate with propane or natural gas.

On newer furnaces rather than a standing pilot light that is always on an electronic signal turns on an intermittent pilot ip when it receives a signal from the thermostat. However no matter setting i adjust the wall thermostat too the heater will not light at all. When a gas wall heater is not heating it s often a problem with the pilot light. If this pilot light ever goes out the heater has no way of actually turning on to heat the water or air that your particular type of heater circulates to warm the house or other elements.

Problems with the intermittent pilot ip. These heaters work much the same way that a gas hot water heater does with a pilot light that burns constantly and ignites the burner when the temperature falls below a certain point. Could be dead due to corrosion internal flaw or got kinked so it does not work. This pilot light may not always stay lit due to a variety of issues that may affect the gas supply or ignitor.

Fixing common issues with gas wall heaters. In these systems the pilot will only light in the case of hot surface igniters the igniter surface heats when the thermostat makes a command for heat. Turn the thermostat to its lowest setting. Typically about 75 125 labor to replace plus about 10 for the part.

Here is how to light the pilot light on a gas heater. Get shopping advice from experts friends and the community.