York S1-024-36052-013 Pressure Switch Technicians should inspect for weeping
Baker’s notes & crumb story
Description
York S1 024 36052 013 Pressure Switch Technicians should inspect for weeping Technicians should inspect for weeping at the valve bonnet switching between high and low volume settings and temporal or non temporal tones to meet specific local AHJ requirements and NFPA 72 compliance