Suburban Furnace SF42
Hi Everyone We currently have our RV out of storage and plugged in at home in driveway. I went out to the RV the other day and heard the furnace running. Went inside and the coach was hotter than...
Forum Discussion
Hi All.
Finally had a chance to get out there and test. New digital Coleman t-stat and replaced time delay relay. Tested and when in Heat, furnace works properly- proper delay and fire. Turn off heat at T-stat and it shuts off. All of a sudden it now starts cycling the fan- does not fire furnace but fan will cycle on and off randomly...could that indicate control board?
Thanks
Sean
Finally had a chance to get out there and test. New digital Coleman t-stat and replaced time delay relay. Tested and when in Heat, furnace works properly- proper delay and fire. Turn off heat at T-stat and it shuts off. All of a sudden it now starts cycling the fan- does not fire furnace but fan will cycle on and off randomly...could that indicate control board?
Thanks
Sean
