Service Diagnosis
32
ERROR CODE
OUTDOOR
(LED FLASH TIMES)
FAULT DESCRIPTION
SPARE PART
Outdoor
Malfunction
F13
16
Lack of refrigerant
Refrigerant
F14
17
4-way valve reverse failure
4-way valve
F19
6
Power over/under voltage protection
Power module
F20
5
High pressure protection
Outdoor pipe temperature sensor
Outdoor PCB
F21
10
Outdoor coil temperature sensor
Defrost temperature sensor
F22
3
Outdoor Alternating current over
current protection
Power module
Refrigerant
compressor
F23
25
Compressor U-phase overcurrent
Compressor V-phase overcurrent
Compressor W-phase overcurrent
Power module
Refrigerant
compressor
F24
27
CT detection current abnormal
protection
Power module
Compressor
F25
13
Abnormal of compressor discharge
sensor
discharge sensor
Outdoor PCB
F27
7
Compressor current sampling circuit
fault
Power module
Outdoor PCB
compressor
F28
19
Compressor position detection circuit
fault
Power module
Outdoor PCB
compressor
F35
38
Compressor driver board failure
Power module
Outdoor PCB
Compressor
F43
46
Model matching abnormality
/
Fixed frequency
AC
FE
/
Refrigerant leaking detection
malfunction
Refrigerant
Содержание 1U50S2SJ2FA-1
Страница 11: ...Piping diagrams Domestic air conditioner 4 Piping diagrams 9 EEV EEV...
Страница 12: ...Operation range 5 Operation range 60 43 40 20 0 20 20 40 21 35 15 20 25 27 10 Domestic air conditioner...
Страница 31: ...Dimensional drawings 8 Dimensional drawings 9 Center of gravity 29 Domestic air conditioner...
Страница 56: ...Performance and curves diagrams 11 3 Cooling discharge pressure curves Domestic air conditioner 54...
Страница 57: ...Performance and curves diagrams 11 4 Cooling suction pressure curves 55 Domestic air conditioner...
Страница 58: ...Performance and curves diagrams 11 5 Heating capacity temperature curves 56 Domestic air conditioner...
Страница 60: ...Performance and curves diagrams 11 7 Heating discharge pressure curves 58 Domestic air conditioner...
Страница 61: ...Performance and curves diagrams 11 8 Heating suction pressure curves 59 Domestic air conditioner...
Страница 63: ...61 Do C omestic air ircuit Diagra conditioner ams r...
Страница 64: ...62 Do C omestic air ircuit Diagra conditioner ams r 12 2 Module board circuit diagram...
Страница 67: ...6 5 Domestic air conditioner Step Procedure Points Remove the fixting screws then lift the electrical box...
Страница 74: ...72 Domestic air conditioner Step Procedure Points Remove the fixing screw then lift the valve set...