York S1-6150269 Circuit Board 322838-754 the SP12049D prevents unburned gas
Baker’s notes & crumb story
Description
York S1 6150269 Circuit Board 322838 754 the SP12049D prevents unburned gas the SP12049D prevents unburned gas accumulation by confirming flame presence with rapid response times R22 Compatibility: Specifically engineered for HCFC systems requiring mineral oil lubrication and reciprocating compression technology