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Why is my York furnace displaying a pressure switch stuck open error
This rugged HVACR control module is polarity insensitive
optimizing evaporator efficiency and protecting the compressor from liquid slugging
This specific OEM Fenwal replacement harness provides the precise lead length and gauge required to meet manufacturer specifications for pilot and main valve control circuits
A bench test should show a consistent high-voltage arc
Carrier HK02ZB325 Pressure Switch R-407A Why is my York furnaceThe Carrier HK02ZB325 Pressure Switch is a critical safety component designed for high pressure cutout applications in residential and commercial HVAC units. Engineered with a 400 PSI cut out and a 325 PSI cut in, this SPST (Single Pole Single Throw) switch monitors refrigerant pressure to protect the compressor from damage during high head pressure events. This OEM Carrier replacement part features a 1 4 inch female SAE flare fitting with a Schrader