Heater turns on, then goes off

I have a Tran gas forced air heater at home. I noticed it wasn't coming on the other day. So, I reset the thermostat and then switched it on again. The heater attempted to come on, but once the blower came on, it shut off after a minute of operation. I power cycled it again and took a look at...

I have an A. O. Smith Power Shot Power House GPSH 50 water heater. I noticed that I had no hot water. I found that the unit cycles off and on and then the vacation lit stays lit and the unit stays off. It is a gas hot water heater but does not use a flame. The unit is about 5 years old.

While waiting for my heater expert to come and take a look at the heater, I'm trying to figure out if the problem is with my heater or thermostat. I don't know the make/model of my heater as it is on the roof, but my thermostat is a Hunter #44110. The heater does several different things on any...

Hello , I have a nordyne ra 80+ upflow/horizontial furnace. Currently my furnace is on but does not give off any heat, rather I see no flames on my furnace. My LED display states there is a fault condition of "Limit circuit open or External load on W" What does that mean. Can anyone shed some light...

Hello Our Gas Heater turns on and then after a short burst stops. I observed that the Gas flames start and stop every two minutes even though temperature that I set on thermostat has not been reached. Is this normal? Over the long run house heats up to the my require heat but I suspect this...