Error code
Mitsubishi Electric PQHY/PQRY code 2134
No approved translation for this record yet; showing the original text.
Meaning
Abnormal water temperature: 1) If a water inlet pipe temperature (TH7) of 5°C[41ºF] or below OR 50°C[122ºF] or above OR a water outlet temperature (TH8) of 70°C[158ºF] or above is detected (first detection) during operation, the heat source unit stops, goes into the 3-minute restart delay mode, and automatically restarts after three minutes. 2) If a water inlet pipe temperature (TH7) of 5°C[41ºF] or below OR 50°C[122ºF] or above OR a water outlet temperature (TH8) of 70°C[158ºF] or above is detected again (second detection
Member details
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View details as a memberPossible causes
(1) Heat source water circulation pump fault (2) Cooling tower or heater problem (3) Thermistor fault (TH7, TH8) (4) Thermistor signal input circuit fault on the control board (5) Improper installation of thermistor (TH7, TH8)
Solution
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Address of this page: https://www.remfixit.com/tr/mitsubishi-electric/pqhy-pqry/2134