Are there any problems with the Dometic furnace?
We’ve had NO issues with our furnace since we got the Cougar. BUT, yesterday we needed the heat. The fan started like always, then the click and fire in the furnace lit for about 10 secs and then went off. I’ve looked into everything, gas/thermostat setting/breaker/15 amp fuse.
What’s the best way to troubleshoot an RV furnace?
If you run the system and you get nothing, RV furnace troubleshooting experts like to hook a multimeter up to the furnace to check for proper voltage–10.5 volts is ideal. The key to a better heating system is finding the source of any problem that seems odd and addressing it.
What to do if your Dometic furnace runs out of propane?
You may experience this if you run completely out of propane as well. When you first change bottles or if you have had the propane turned off for an extended period, I always start by lighting the stovetop burners, first one until it burns steady, then all of them for a couple of minutes.
Is there a way to bleed gas lines in a Dometic furnace?
The manual suggested bleeding the gas lines by using the burners, and then try the furnace did that. The water heater works just fine, so no air in the gas lines.
Why is my RV heater not working?
If the air flow is not sufficient then the switch will prevent the furnace from igniting and the fan will run but you will get no heat. A slow motor speed could be caused by a low battery or other low voltage cause such as a bad connection in the wiring.
Why is my furnace not lighting?
A number of reasons can cause the wall furnace to not light, including a damaged thermocouple, a clogged pilot orifice and a disconnected gas supply. The pilot has a small opening in its end that can become dirty and clogged with dirt and debris.
How do you troubleshoot a thermostat?
How to troubleshoot a bad thermostat Step #1: Make sure thermostat is on the right setting Step #2: Turn the thermostat up or down 5 degrees Step #3: Replace the batteries (for electronic thermostats) Step #4: Clean the thermostat (for mechanical thermostats) Step #5: Check and test wires and wire connections
What is a RV furnace?
Much like a house furnace, an RV furnace has a central spot that creates the heat and a series of ducts or tubes that carry the warm air into the various parts of the interior. This basic design exists whether you’ve got a large motor home or a smaller trailer version.
What are the most common RV furnace problems?
common rv furnace problems include the furnace wont light, it wont heat properly or it could cycle on and off. Furnace could also make nosie. common rv furnace problems include the furnace wont light, it wont heat properly or it could cycle on and off. Furnace could also make nosie.
How big is the flame sensor on a Dometic furnace?
The flame sensor is a piece of metal about 3-4” long, 3/16” diameter placed about 1/2” above the burner flame with two wires coming out the opposite end. A more or less a standard low $ item available at any Heating/A.C. repair shop, maybe HD/Lowe’s etc
Why does my Dometic DF furnace not heat?
RV Tech Support Vocational, Technical or Trade Scho 21,484 satisfied customers Dometic DF furnace won’t heat. I can start blower manually dometic DF furnace won’t heat. I can start blower manually by turning switch of unit off then on again. I had switched propane tank to new full tank … read more Nachum Wagschal 1,656 satisfied customers
What to do if your Dometic furnace catches fire?
I’ve tried changing temps on the thermostat and leaving the system on auto. occasionally the blower comes on, but not the fire. The Dometic user /Installation manuals are not help, as I have no clue which modal number. Even you tube doesn’t cover this. Any suggestions or help are appreciated. Join the #1 RV Forum Today – It’s Totally Free!
Is there a problem with my Dometic water heater?
The water heater works just fine, so no air in the gas lines. I located the furnace under the fridge, but there’s no reset or switch to turn off/on. I’ve tried changing temps on the thermostat and leaving the system on auto. occasionally the blower comes on, but not the fire.
Is the ignitor tip on a Dometic furnace reliable?
Gary, those ignition systems are “fairly” reliable. Its basically a step up HV coil/transformer that receives pulses and the ignitor tip sparking to light the gas. I’ve encountered more ignitor tip failures (cracks, carbon traces, shorts, mis adjustments) or control board failures then the HV ignitor coil/transformer itself.
