Make sure they are not blocked by tugs drapes or furniture.
Gas wall heater thermostat not working.
Thermostat does not control temperature 1 turn the power off to the heating system.
2 remove the thermostat s cover.
Raise thermostat setting 5.
Make sure all registers are open.
Each time the heater works for a week or three.
That could be because the temperature around the thermostat.
Reset the breaker or replace the blown fuse if necessary.
If your heater s not working at all check for a tripped breaker or blown fuse.
The heater has stopped working.
If the problem isn t with the breaker box examine the unit s wiring for loose connections.
The gas wall heater will not turn on.
Clean or replace filter.
If your heater isn t working but you can see a steady blue pilot flame the thermostat may not be signaling the heater to come on.
Not enough heat.
The reason that i think it is the thermastat is because i take it off and touch the wires together and each time the heater comes on.
I changed the thermastat and the heater worked for a week or two.
With most types you just pull it straight out but check your manufacturer s.
If it does not turn the furnace and air conditioner power back off again at the breaker panel.
Registers closed or blocked.
I woke up this am to no heat and no pilot got pilot lit before work but when i got h read more.
On the furnace side it could be a bad main gas valve solenoid which would still allow the pilot light to function but not enable the main valve.
Make sure gas valve to furnace is fully open.
Choose the red and white wires if you are having problems with.
3 use a soft brush or vacuum with a brush attachment to gently and carefully remove dust and dirt.
The pilot lite is lit.
Study the wires inside the thermostat.
Thermostat set too low.