Hitachi KPI All models error codes
Codes
- F29Error codeOpen/Short of indoor air suction temperature sensor (TRA) was detected
- F31Error codeOutdoor EEPROM is faulty (alarm and shutdown for header unit and continued operation for follower unit)
- H01Error codeInverter current (Idc) detection circuit detects overcurrent
- H02Error codeCompressor error (lockup) MG-CTT error
- H03Error codeAbnormal current is detected while inverter compressor is turned off
- H05Error codeWiring/installation error or detachment of outdoor discharge temperature sensor (TD1) has been detected
- H06Error codeLow pressure (Ps) sensor detects abnormally low operating pressure
- H07Error codeTemperature sensor for oil level detection (TK1,TK2,TK4,TK5) detects abnormally low oil level
- H08Error codeTemperature sensor for oil level detection (TK1,TK2,TK4,TK5) has been open/short- circuited
- H15Error codeWiring/installation error or detachment of outdoor discharge temperature sensor (TD2) has been detected
- H16Error codeNo temperature change is detected by temperature sensor for oil level detection (TK1,TK2,TK4,TK5) despite compressor having been started
- J01Error codeUnallowed indoor units in a mode other than the selected operation mode are not treated as priority (thermostat OFF state). (Unallowed indoor units) Operation Operation State Remote control Mode Air blow operation at fan speed Cooling set on remote control Air blow operation at ultra-low , indicator is Heating fan speed displayed. Regular air blow operation at fan Fan speed set on remote control
- L1Error codeError indication Lamp
- L02Error codeOutdoor units model disagreement error
- L04Error codeDuplication of outdoor line addresses • Line address setup error (occurred after connection between U1/U2 and U3/U4 connectors)
- L08Error codeAddress setup error • Only indoor addresses of all the connected indoor units are undefined
- L29Error codeError in No. of IPDUs
- L30Error codeUnit shutdown has been caused by external error input (CN80)
- LED201Error codePower Source Indicator for Inverter PCB Normal Condition: Activated / ON Abnormal Condition: Deactivated / OFF
- LED202Error codeThis indicates the state of the microcomputer. Normal Condition: Activated / ON Abnormal Condition: Deactivated / OFF
- LED501Error codePower Source Indicator for the Fan Controller Normal Condition: Activated / ON Abnormal Condition: Deactivated / OFF
- MC1Error codeMotor for Compressor
- P0AError codeDemand Current Control
- P0dError codeLow Pressure Increase Protection
- P01Error codeIndoor AC fan error is detected (activation of fan motor thermal relay)
- P02Error codeHigh Pressure Increase Protection
- P03Error codeOutdoor discharge temperature sensor (TD1) has detected abnormally high temperature
- P04Error codeHigh-pressure SW is activated
- P05Error codeInverter DC voltage is too high (overvoltage) or too low (undervoltage)
- P06Error codeLow Pressure Decrease Protection
- P07Error codeTemperature sensor built into IPM (TH) detects overheating
- P09Error codeHigh Pressure Decrease Protection
- P10Error codeIndoor overflow error
- P12Error codeIndoor DC fan error (e.g. overcurrent or lock-up) is detected
- P13Error codeOutdoor liquid backflow detection error
- P15Error codeOutdoor suction temperature sensor (TS1) detects sustained and repeated high temperatures that exceed standard value
- P17Error codeOutdoor discharge temperature sensor (TD2) detects abnormally high temperature
- P19Error codeAbnormality in refrigerating cycle is detected during heating operation
- P20Error codeHigh pressure (Pd) sensor detects high pressure that exceeds standard value
- P22Error codeOutdoor fan IPDUdetects error
- P26Error code
- P29Error codeCompressor motor position detection error is detected
- P30Error codeGroup follower unit is faulty (unit No. and above detail [ ] displayed on main remote controller)
- P31Error codeFollower unit cannot be operated due to header unit alarm (E03/L03/L07/L08)
- SS3Error codeSnow Sensor Switch
- SV3AError codeIf gas escapes from the suction pipe section of the disconnected compressor, there is a leak from the SV3A valve.
- SV3BError codeIf gas escapes from the suction pipe section of the disconnected compressor, there is a leak from the SV3B valve.
- SV3DError codeIf gas does not escape from the suction pipe section of the disconnected compressor, the SV3D valve, oil-return capillary or oil-return distributor is clogged.
- SW02Error code7-segment display [B]
- SW09Error codebit 2