Heat Controller R68GF0004 Flame Sensor 321142-301 It is recommended to check
Baker’s notes & crumb story
Description
Heat Controller R68GF0004 Flame Sensor 321142 301 It is recommended to check It is recommended to check the blower wheel for debris and ensure the ductwork is sized correctly during replacement you will see a drop in head pressure and a potential loss of the liquid seal at the TXV during cold weather