Kind of hard to describe a pop noise. Sometimes the burst of the gas igniting in the tube will make a pop type noise. I don't see any reason not to use it. Have you went outside and open the cover to watch it ignite? Might have somebody flip the switch and watch it.
John and Rebecca Dickson
Emma-7 / Little John-5 / Iva-1
Full Timing Again, Rev B
2013 Ford F-350 Lariat CC LB PSD
2015 SOB TT - With OC's Awning Poles (#8)
At least in Heaven, RVs will be perfect, and I won't have to keep fixing them.