an open circuit on a switch that hasn't exceeded its 340F rating indicates a faulty component that requires replacement

Corrosion Resistance: Durable bronze body construction and stainless steel internal components resist corrosive water conditions

this is a termination kit for two-pipe systems

Wide Compatibility: Tested for use with both POE and mineral oils

it achieves ANSI/FCI 70-2 Class IV shutoff

Danfoss 034G2851 Valve 340793-762 an open circuit on aThe Danfoss 034G2851 Valve is a high precision KVS 42 electrically operated suction modulating valve designed for accurate temperature control in air conditioning and refrigeration systems. Engineered specifically for R410A, R404A, and R134a systems, this 1 3 8 inch ODF solder valve ensures optimal evaporator pressure regulation and precise liquid injection control. The stepper motor drive provides high resolution flow management, which is critical