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Appliance Error Codes

Carrier 25HCC324A003 Heat Pump Error Codes

25HCC324A003 Error Code Reference

Section titled “25HCC324A003 Error Code Reference”

Carrier Comfort series 24000 BTU heat pump with defrost control

Error CodeFault Description
E2Indoor thermistor fault
E4Outdoor thermistor fault
E5Discharge temperature thermistor fault
E6Communication fault
E7Outdoor fan fault
HPHigh pressure protection