Mitsubishi Electric City Multi All models error codes
Codes
- 4Error codeReset sensor parameters
- 6601Error codeSerial transmission abnormalities
- 6701Error codeDischarge temperature abnormalities
- 6801Error codeLow pressure saturation temperature sensor abnormalities
- E101Error codeSerial transmission abnormalities
- E201Error codeDischarge temperature abnormalities
- E202Error codeDischarge temperature abnormalities
- E301Error codeLow pressure saturation temperature sensor abnormalities
- E304Error codeLow pressure saturation temperature sensor abnormalities
- E401Error codePower supply signal sync error
- E402Error codePower supply signal sync error
- els80Error codeFig.1 Fig.2 Control box Control box Fig.3 (A) (D) (E) (B) (C) Fixing screws (F) Loosen fixing screws (not remove) Model 80 Fig.4 Fixing screws Fixing screws (a) Motor base (D)
- for20Error code
- is10Error code2) Wiring is faulty
- MC1Error code
- MC2Error codeWhen there is a load that cannot be adjusted by MC1, this function ensures the stable flow of refrigerant
- NO1Error codeCHECKTEST RUN ˚C AVAILABLEAP PA MM MM NOT ON/OFF MODE FAN CLOCK VANESTOPSTART HR. MIN
- P400Error codeInverter cooling fan control using THHS temperature
- SV1Error code1 Capacity control of high/low pressure bypass when starting and stopping. 2 Discharge pressure rise suppression
- SV2Error codeSwitching of capacity control valve inside No. 2 compressor (Switching between full load operation and unload operation) (PUHN-P200·250 YMF-B only)
- SV4Error codeCapacity control and controlling the rise of high-pressure (Back-up of frequency control)
- SV22Error codeSwitching of capacity control valve inside No. 2 compressor (Switching between full load operation and unload operation) (All but model PUHY-400 YMF-B)
- SW1Error code3) The motor is faulty
- TH2Error code1 Detects low pressure saturation tem- perature. 2 Performs frequency control and liq- uid level of accumulator
- TH3Error codeDetects accumulator refrigerant levels by comparing the temperature differences between TH9, TH3 and TH4
- TH6Error code1 Detects the outdoor air temperature. 2 Performs fan control, liquid level heater control, opening settings of LEV for oil return and other functions
- TH7Error codeControls LEV using temperature differ- ences among TH5, TH7, TH8 and TH9a
- TH10aError codePerforms constant capacity unit LEV2 control by comparing the temperature difference with low pressure saturation temperature
- TH10bError codeDetect failure to open ball-valve by checking oil balance pipe temperature
- TH10cError code1) Detects the compressor shell temperature. 2) Provides compressor shell over- heating protection
- TH11Error code1 Detects high-pressure pressure. 2 Performs high-pressure protection
- W3Error codeNAME