sounds like something may be restricting your gas feed, check your ports if those are clean remove stainless line off the regulater and make sure gas has a constant flow… if all is good then its most likely a computer issue but there is a tech support # on the inner panel and they can walk you through it… when/if you call make pretend your an actual repair guy and they wont treat you like an ass, for example “hi this is bob from we fix it heating and cooling”