this OEM Copeland service part facilitates a leak-resistant seal between the compressor and the system piping

Common indicators include heating elements that remain stuck "on" after the thermostat is satisfied

Why is the indicator yellow right out of the box

this genuine Protech 46-101496-01 ensures your system maintains a consistent 50/60Hz cycle for mission-critical reliability

Conbraco 10-301-10 Relief Valve Els PW 17895 this OEM Copeland service partThe Conbraco 10 301 10 is a high capacity ASME Section IV hot water relief valve engineered for critical overpressure protection in hydronic heating systems and commercial boilers. This 3 4" NPT brass pressure relief valve features a 3 4" MNPT inlet and 3 4" FNPT outlet, factory calibrated to a 50 PSI set pressure. Designed for heavy duty service, it handles a maximum temperature of 250F and delivers a high volume 805,000 BTU hr discharge capacity.