Rv Furnace Will Not Light

Answered by a verified rv mechanic.

Rv furnace will not light.

Both of these issues result in reduced voltage reaching the furnace and lack of power to the motor. As a result the valve and the igniter remain inactive. Rv furnace won t ignite. I changed the propane bottle for a full one and now the furnace will not light off.

The stove is getting propane but the flame is higher than normal. Rv furnace keeps turning off. It can happen when you have a bad thermostat. The furnace not igniting can happen because of several reasons so whenever i have an issue like this i follow a few steps.

So let s review the do s and don ts. When winter arrives most service calls i get are for furnace repair. If the battery of the recreational vehicle is indeed depleted all you have to do is to perform a recharge. A low propane pressure at the furnace ca also result in furnace not lighting.

Rv furnace does not stay lit. Rv furnace works on shore power but not on battery. Make sure the thermostat is is fine working condition. Most likely it is a propane issue if it worked the night before.

Knowledge of multi meter use is essential. When the furnace does not light after a few cycles it shuts off into lock out mode as a safety feature. A good way to test this out is to run the blower blower is apt to operate fine under 10 5 v if the blower runs then that means the battery supply may be under 10 5 v and thus its not able to open the furnace valve. A faulty or dirty ignition or sensor is a relatively easy fix so follow these steps and you may be able to solve the problem yourself.

If your rv furnace only works when you re connected to mains power or a generator then it s a sign your battery needs replacing or that there s corrosion. This is typically the problem if you can hear your furnace click on but it does not fire up. Rv furnace operates with a 10 5 v supply and at times if the battery is not able provide above 10 5v then the furnace wont ignite. This is a fairly common problem every rver faces.

This is the ultimate result of other issues that can be with the whole furnace system in your rv. The pilot light or ignition sensor is usually the most common issue when your furnace will not ignite. The fans will start but the flame will not lignt. This can happen from low gas pressure running out of lp failing gas valve or problem with the igniter.

For most of the time you could determine whether the rv battery is consistently providing juice to the furnace or not by using the multimeter. Rv furnace stops running overnight. First of all not knowing what you are doing with a gas fired appliance can be dangerous no matter how easy it looks on youtube. If not i refill the tank as soon as i can.