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Shinco Service Manual
- 58 -
Note: The fault code doesn’t display directly, and it will display as following instruction:
Press the ON/OFF button 6 times within 7 seconds, there will be three DU sound on indoor unit, and the indoor unit will display
the fault code.
9
DRIVER BOARD IS FAULT
P0
DRIVER BOARD IS FAULT DRIVER BOARD IS FAULT
10
OCR TRIPED
P1
1、COMPRESSOR OCR IS OPEN CURCUIT
2、 CHECK IF THE OCR TEMPERATURE IS TOO HIGH AND OCR
TRIPED
1、CHANGE OCR OR COMPRESSOR
2、TURN OFF THE AIR CONDITIONER, AND RESTART
IT 2 HOUR LATER
3、IF AIR CONDITIONER IS ON AND OFF
REGULARLY, CHECK OUTDOOR MOTOR OR MOTOR
CAPACITOR, THE OUTLET IS BLOCKED OR THE
CONDENSOR IS DIRTY
11
POWER BOARD IS FAULT
P2
OUTDOOR POWER BOARD IS FAULT CHANGE THE POWER BOARD
12 IPDU IS FAULT P3 ----------------------- -----------------------
13
INDOOR UNIT DON’T MATCH
OUTDOOR UNIT
P4
CHECK IF THE INDOOR UNIT MATCH OUTDOOR UINT CHANGE WRONG UNIT。
14
ELECTRIC CURRENT IS TOO HIGH
P5
1、CHECK IF THE REFRIGERANT IS CHARGED TOO MUCH
2、CHECK IF THE VOLTAGE IS TOO LOW, POWER WRINGIS TOO
THIN OR TOO LONG OR CONTACT BADLY
3、 CHECK IF THE OUTLET IS BLOCKED OR THE CONDENSOR
IS DIRTY
4、CHECK THE OUTDOOR MOTOR WORK NORMALLY
1、REGULATE THE QUANTITY OF REFRIGERANT
2、UPDATING POWER SUPPLY, CHANG POWER WIRING
3、REMOVE OBSTACLE AROUND OUTDOOR UNIT OR
WASH THE CONDENDSOR
4、CHANGE OUTDOOR MOTOR OR MOTOR CAPACITOR
15
THE VOLTAGE IS NOT STABLE
P6
CHECK THE POWER SUPPLY
RESTART THE AIR CONDITIONER
16 PFC FAULTY P7 OUTDOOR PFC BOARD IS FAULT CHANGE PFC BOARD
17 INDOOR MOTOR FEEDBACK
FAULTY
P8 ----------------------- -----------------------