This issue or if the furnace is blowing cold air could be due to the circuit board issue or the limit switch issue.
Suburban rv heater blowing cold air.
Suburban rv furnace troubleshooting.
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I shut off the gas valve waited 30 minutes and turned the gas valve back to full on and set the t stat to 80 degrees.
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Furnace turns on but no heat.
Some rv furnace troubleshooting tips can help you to better.
When compared to other manufacturers these problems don t seem as bad.
If the ducts can be directed make sure they point away from the thermostat.
A few people even reported problems with thermostats.
See of the cleaning dies the trick.
I have a 1997 motorhome with a suburban propane heater that.
Several things can be checked for a cause in this case.
As a result the vent will work but no heat will be produced.
After all a thermostat can be easily replaced with any rv model.
As a first step you may want to clean the combustion area.
Rv heater lites burns and blows out cold air ja.
We start with performance design materials and style but we don t stop until the product meets the suburban standard of quality.
Fan is running but furnace produces no heat.
The blower came on and i noticed after several minutes it was just blowing cold air so i turned the t stat to off.
I have a 1997 motorhome with a suburban propane heater that will run for about ten minutes and then it starts to blow cold air.
Either hot air from the duct is blowing on the thermostat causing it to think the rv is warmer than it actually is or cold air is blowing across the thermostat resulting in a similar issue.
This issue is often caused by the thermostat receiving false readings.
You want the problem fixed immediately.
Clean all the debris or spiders.
An rv furnace has an internal sail switch that will prevent the machine from igniting in cases of air flow being insufficient for combustion.
The blower came on but again just blew cold air for 5 minutes until i shut it all off again.
