Những lỗi thường gặp của điều hòa trung tâm Vrv Daikin

Hiện nay điều hòa VRV đang được sử dụng phổ biến vì vậy nhu cầu tìm hiểu về hệ thống VRV cũng như xử lý sự cố ngày càng nhiều.Dưới đây povn.info  giới thiệu một số mã lỗi hay gặp ,những lỗi này sẽ hiển thị trên remote vì vậy sẽ giúp kỹ sư tìm ra lỗi thi công và lắp đặt cũng như lỗi thiết bị trong quá trình vận hành.

Error Code	Error contents
Indoor Unit
A0	Operation of protective uinit
A1	Printer circuit board error
A3	Drain level (33H) error
A6	Fan motor locking , overload
A7	Swing flap motor (MIS) error
A9	Electronic expansion valve driver unit (Y1E) error
AF	Drain level (33H) error (Indoor uinit is stopping )
AJ	Capacity setting error
C4	Liquid pipe thermistor (R2T) error
C5	Gas pipe themistor(R3T) error
C9	Suction air thermistor (RiT) error
CJ	Remote contronler thermistor error
Oudoor Unit
E0	Operation of protective uinit
E1	Printer circuit board error
E3	operation of high pressureswitch
E4	operation of low pressureswitch
E9	Electronic expansion valve driver unit (Y1E) error
H3	High pressure switch error
H4	operation of low pressureswitch
H9	Outdoor air thermistor (R1T) error
J1	Pressure sensor error
J3	Discharge pipe themistor (R3T) error
J5	Suction pipe themistor (R3T) error
J6	Heat exchanger thermistor (R3T) error
JA	Discharge pipe pressure sensor error
JC	Suction pipe pressure sensor error
JH	Oil thermistor error
L0	Inverter error
L4	Inverter cooling error
L5	Short-circuit in compressor motor ,short-circuit in power unit
L8	Short-circuit in compressor motor ,short-circuit
L9	Locking in compressor
LA	Power unit error
LC	Transmission in compressor
P1	Voltage unbalance ,open phase
P4	Power unit temperature sensor error
System error
U0	Pressure drop due to insufficient refrigerant electronic expansion valve
U1	Peverse phase ,open phase
U2	Voltage error ,instantaneous power interruption
U4	Transmission error between indoor unit and outdoor /Bs unit
U5	Transmission error between remote contronller an indoor unit
U5	Printer circuit board error or setting error of remote contronller
U7	Transmission error between outdoor unit  (unified cooling/heatting ,low noise operation)
U8	Transmission error between remote contronller and sud remote contronller
U9	Transmission error between another indoor unit and outdoor unit within same system
UA	Conbination error of indoor unit /BS unit /outdoor unit Conbination error of indoor unit /remote contronller Connected location error of BS unit
UC	Address duplication of center remote controller
UE	Transmission erroe between indoor unit and center remote contronller
UF	Wiring circuit does not corepond to refrigerant circuit
UH	Miss wiring

Ks. Nguyễn Hữu Phú

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