Heater won't light.
I have a 2010 Palomino Sabre 30 BHDS with a Suburban SF-35F heater. On our last trip, the heater started acting up. I wouldn't light probably 80-90% of the time. The fan would run for 30 seconds or ...
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With the unit starting up, check for voltage across the gas solenoid, if you don't have voltage to open the valve, then you have either a terminal corrosion problem or the control board is bad. I had this problem and replaced the board for the fix. My unit is an Atwood, but the diagnostic would be the same.
