System Reliability: Actively prevents liquid refrigerant from mixing with the oil in the crankcase during standby periods

it must be replaced to maintain combustion efficiency

compressor stages

it includes a "lost motion" drive to protect the internal gear train from closing shock

and DSI platforms

Conbraco 10-614-15 Relief Valve Els PW 17895 System Reliability: Actively prevents liquidThe Conbraco 10 614 15 is a high capacity hot water pressure relief valve engineered for heavy duty protection in commercial and industrial boiler systems. Featuring a 3 4" FNPT inlet and a 1" FNPT outlet, this bronze bodied safety valve is factory set at 75 PSI to prevent over pressurization in large scale hydronic heating installations. With a discharge capacity of 1,977,000 BTU hr, it satisfies the rigorous demand of high output systems. The Apollo