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allowing for easy end-stop signaling or interlocking with auxiliary equipment
If your system uses different diameters
631 BTU/h for R134a and 87
The unit is rated for a maximum control pressure of 25 PSI
Carrier HK38EA023 Circuit Board THPU32HP7Y allowing for easy end-stop signalingThe Carrier HK38EA023 is a genuine OEM defrost control board designed for high performance Carrier, Bryant, and Payne heat pump systems. As a direct replacement for the obsolete HK38EA015, HK38EA010, and HK38EA008 models, this board provides the necessary logic to manage defrost cycle termination and outdoor fan operation. In cold weather conditions, the Carrier HK38EA023 monitors the outdoor coil temperature via the liquid line thermistor to prevent
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