Thankfully a dirty pilot tube is the easiest issue to fix.
Pilot light not staying lit on wall heater.
We can go from there.
Do not rotate it to off first.
Gently pull the gas line out of the pilot assembly housing.
Whenever the thermocouple detects an unlit pilot it turns off the gas as a safety precaution.
Then let the knob up and rotate it directly to on.
The initial flame of the pilot heats the thermocouple which will signal the valve to stay open and keep the pilot lit and the propane heater functioning.
A number of reasons can cause the wall furnace to not light including a damaged thermocouple a clogged pilot.
Most water heaters operate with a thermocouple.
Locate the pilot assemble holding screw and remove it.
If you suspect this is the case or you have noticed that your pilot light simply will not stay on for more than a few seconds turn the pilot light on and see if it is actually aimed at the thermocouple.
Now gently pull out the gas line.
This is also a likely cause if the pilot won t ignite at all.
If the pilot light is not aimed correctly simply bend the thermocouple to line it up with the pilot tube.
Do this light the pilot while the knob is in the pilot position hold it down for 1 minute.
Furnaces of various kinds are gas powered and use a pilot light to supply heat to the unit including standard home furnaces and floor furnaces.
If the thermocouple is too far from the flame this can cause the pilot to go out and shut down the propane heater.
When your pilot light will not stay lit for more than a few moments turn the pilot light on and be sure it is aimed at the thermocouple.
This pilot light may not always stay lit due to a variety of issues that may affect the gas supply or ignitor.
If it is not you can bend the thermocouple back into alignment with the pilot tube but only after allowing everything to cool.
This device is central to the operation and can tell if the pilot light is on or off by an electrical current that is powered by the pilot s heat.
My gas wall heater will not stay on on a setting of 4 and below pilot light stays lit answered by a verified hvac technician.
As a result your pilot light assembly bottom will get exposed.
As a result the pilot doesn t get enough fuel to stay lit.
Dirt and debris can collect in the pilot tube causing the flow of gas to be blocked.
You may also be operating the on off pilot knob incorrectly.
When the pilot on your wall furnace does not stay lit your furnace won t heat.
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