Hitachi VRV All models error codes
Codes
- P4-01Error codeDefective Radiation fin thermistor (Master: Inverter PCB (A3P))
- P4-04Error codeDefective Radiation fin thermistor (Slave 1: Inverter PCB (A3P))
- P4-05Error codeDefective Radiation fin thermistor (Slave 2: Inverter PCB (A3P))
- P4-06Error codeDefective Radiation fin thermistor (Master: Inverter PCB (A6P))
- P4-07Error codeDefective Radiation fin thermistor (Slave 1: Inverter PCB (A6P))
- P4-08Error codeDefective Radiation fin thermistor (Slave 2: Inverter PCB (A6P))
- P8Error codeAuto charge abnormal end freeze up indoor
- PJParameterField setting after replacing outdoor unit main PCB abnormality or combination of PCB abnormality
- PJ-04Error codeIncorrect type of inverter PCB (A3P) (Master)
- PJ-05Error codeIncorrect type of inverter PCB (A3P) (Slave 1)
- PJ-06Error codeIncorrect type of inverter PCB (A3P) (Slave 2)
- PJ-09Error codeIncorrect type of fan PCB 1 (Master)
- PJ-10Error codeIncorrect type of fan PCB 2 (Master)
- PJ-12Error codeIncorrect type of inverter PCB (A6P) (Master)
- PJ-13Error codeIncorrect type of inverter PCB (A6P) (Slave 1)
- PJ-14Error codeIncorrect type of inverter PCB (A6P) (Slave 2)
- PJ-15Error codeIncorrect type of fan PCB 1 (Slave 1)
- PJ-16Error codeIncorrect type of fan PCB 1 (Slave 2)
- PJ-17Error codeIncorrect type of fan PCB 2 (Slave 1)
- PJ-18Error codeIncorrect type of fan PCB 2 (Slave 2)
- R-410AError codeIn case of R-410A refrigerant models, be sure to use pipes, flare nuts and tools intended for the exclusive use with the R-410A refrigerant. The use of materials for other refrigerant models may cause a serious accident, such as damage to the refrigerant cycle or equipment failure
- R1TError codetemperature of suction air
- R2TError codetemperature of liquid pipe of heat exchanger
- Ts1Error codeDefective sensor of low pressure
- Ts2Error codeAbnormal current sensor offset
- U0-05Error codeRefrigerant shortage warning (cooling)
- U1-01Error codeReverse phase/open phase of power supply (Master)
- U2Error codeInverter insufficient voltage
- U2-01Error codeShortage of inverter 1 power supply voltage (Master)
- U2-03Error codeDefective capacitor in inverter 1 main circuit (Master)
- U2-08Error codeShortage of inverter 1 power supply voltage (Slave 1)
- U2-10Error codeDefective capacitor in inverter 1 main circuit (Slave 1)
- U2-11Error codeShortage of inverter 1 power supply voltage (Slave 2)
- U2-13Error codeDefective capacitor in inverter 1 main circuit (Slave 2)
- U2-22Error codeShortage of inverter 2 power supply voltage (Master)
- U2-24Error codeDefective capacitor in inverter 2 main circuit (Master)
- U2-25Error codeShortage of inverter 2 power supply voltage (Slave 1)
- U2-27Error codeDefective capacitor in inverter 2 main circuit (Slave 1)
- U2-28Error codeShortage of inverter 2 power supply voltage (Slave 2)
- U2-30Error codeDefective capacitor in inverter 2 main circuit (Slave 2)
- U3-02Error codeInitial installation warning
- U3-04Error codeAbnormal end of test operation
- U3-05Error codePremature end of test operation during initial transmission error
- U3-06Error codePremature end of test operation during normal transmission error
- U3-07Error codePremature end of test operation due to transmission error of either unit
- U3-08Error codePremature end of test operation due to transmission error of all units
- U4Error codeQ1/Q2 or indoor-outdoor units wiring error
- U4-01Error codeIndoor-outdoor transmission error
- U4-03Error codeTransmission error between indoor unit and system
- U5Error codeTransmission error between remote controller and indoor unit