Error code
Mitsubishi Electric PUHZ code 1102
No approved translation for this record yet; showing the original text.
Meaning
High discharging temperature (1) Abnormal if discharge temperature 125: thermistor (TH4) exceeds or 110: continuously for 5 minutes. Abnormal if discharge temperature thermistor (TH4) exceeds 110: or more continuously for 30 seconds after 90 seconds have passed since the defrosting operation started. (2) Abnormal if discharge superheat (Cooling: TH4 – T63HS / Heating: TH4 – T63HS) 70: exceeds continuously for 10 minutes. High comp. surface temperature Abnormal if comp. surface temperature 125:.
Member details
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View details as a memberPossible causes
(1) Overheated compressor operation caused by shortage of refrigerant (2) Defective operation of stop valve (3) Defective thermistor (4) Defective outdoor controller board (5) Defective action of linear expansion valve (6) Clogging with foreign objects in refrigerant circuit * Clogging occur in the parts which become below freezing point when water enters in refrigerant circuit. (7) In the case of the unit does not restart: Detection temp. of thermistor 95: (TH34) ]
Solution
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