Fault Codes / Carrier / P4
Discharge temperature protection.
Carrier P4: Discharge temperature protection. This fault usually isn't an immediate stop, but should be checked soon.
Source: Carrier X-Power VRF Series Owner's Manual s.7 + 38MGR Series Service Manual s.60 — P4='Discharge Temp. Protection'
Reviewed by Anıl Güzeldemir — in the refrigeration machine room since 2006, developer of Enthalio.
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