Why Your Gas Furnace Won't Stay On

Why Won't My Furnace Pilot Light Stay Lit? - Sunset Heating & Cooling

Uneven heating may be thanks to compressed air pressures in your gas regulator. A faulty gas regulator can collect high-pressure air that may cause an ...

Dometic Furnace Won't Stay Lit - Grand Design RV Forum

-Propane: does the water heater run on propane ok (ie, a high-demand propane appliance). This should rule out the regulator. Also look for ...

Why is My Furnace Not Staying On - Indoor Air Quality, Inc.

For gas-powered HVAC systems, the thermocouple next to the pilot light opens and closes the gas valve. However, a malfunctioning thermocouple can cause the gas ...

The Ultimate Guide to Troubleshooting a Gas Furnace's Pilot Light

Without a functioning pilot light, the gas burners won't ignite, and the furnace won't be able to produce the heat needed to keep your house warm. A yellow ...

Lennox Furnace burner won't stay on - DIY Home Improvement Forum

The pressure switch could be dropping out the gas valve could be dropping out and you should check your flame signal with a meter. Has ...

Furnace won't stay on | The Garage Journal

It could be oil starvation; a clogged filter at the tank or a clogged filter at the pump on the burner itself. Both of those are pretty easy DIY ...

Furnace Doesn't Stay Lit - Keystone Montana 5th Wheel Forum

You might have accumulated a lot of oil in the gas lines. I assume you fix that by blowing out the lines. I have heard it is more prevalent west ...

Gas furnace burners won't stay lit for more than a second or two

Well the problem has been resolved. As well as a faulty ground wire to the flame sensor, I had an airflow problem to the furnace. The air intake ...

Furnace won't stay on - Jayco RV Owners Forum

I would also try cleaning the flame sensor. If the little probe is not shiny clean, the control board may shut the gas valve and stop the ...

Furnace won't stay lit - Keystone RV Forums

If the voltage is to low the fan does not run fast enough to open the sail switch to allow the gas valves to open. I'd start by checking the ...

What if your Furnace Glow Plug Doesn't Glow? | Heating System

The gas pressure is not high enough to supply fuel to the system. Your furnace needs at least two things to start: a functioning ignitor, and a ...

Furnace shuts off - won't restart without reset - Heating Help Forum

Next thing to check would be the flame sensor. Over time they get dirty and then will drop out the burner erratically and the furnace will have ...

Suburban Furnace Won't Stay Lit - iRV2 Forums

If I turn thermostat off, then on again, will repeat cycle. I took out the igniter (is it also a flame sensor for this model?) and cleaned it, ...

Furnace won't stay lit - Forest River Forums

Flame sensor not picking up the flame. Dirty is usually the cause or not in direct path of flame. Ignitor clicks, gas comes on, flame lights of ...

Consistent failure after one cycle... troubleshooting a furnace

If it's a gas furnace, I'd look for a delay transfering flame from the pilot to the main burners. This is caused by accumulation of rust ...

Furnace won't stay lit - Grand Design RV Forum

Are you positive your propane tanks are full? Any issue with the fridge running on propane mode? If the fridge has issues too it could be a bad ...

furnace won't stay on - Airstream Forums

Other things that could be wrong are the sensor that detects the fan moving air, the circuit board itself, or the gas valve. I'd try the simple ...

Nordyne Gas furnace won't stay lit | DIY Home Improvement Forum

If the flame goes out as soon as the furnace blower comes on. It generally means the heat exchanger has a crack or a hole in it. And needs ...

Furnace won't stay on... please help! - Jayco RV Owners Forum

The control board will flash some LEDs to say what the problem is. If your sail switch is fine, it's most likely not sensing a flame. This could ...

Top reasons your furnace won't stay lit - YouTube

A common problem HVAC installers are called for is a furnace that won't stay lit. We understand this can be very frustrating, especially in ...