McDonnell & Miller 21 Water Feeder R-410A this SPST (Single Pole Single
Baker’s notes & crumb story
Description
McDonnell & Miller 21 Water Feeder R 410A this SPST (Single Pole Single this SPST (Single Pole Single Throw) vacuum switch verifies that the inducer motor is moving sufficient air to ensure safe venting and combustion before the ignition sequence initiates As a reliable Power Flame burner part