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Shinco Service Manual
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13 INDOOR MOTOR IS FAULT E3
1、INDOOR MOTOR OR INDOOR MOTOR CAPACITOR IS
FAULT
2、INNER WIRING DON’T CONNECT WELL
3、INDOOR PCB IS FAULT
4、INDOOR MOTOR IS BLOCKED
1、CHANGE MOTOR OR CAPACITOR
2、FIX THE WIRINGS
3、CHANGE INDOOR PCB
4、REMOVE THE BLOCKING
14 INDOOR PCB BAORD IS FAULTY EE INDOOR PCB BAORD IS FAULTY INDOOR PCB BAORD IS FAULTY
1
OUTDOOR DISCHARGE TEMP IS
TOO HIGH
P1
1、 CHECK IF THE OUTLET IS BLOCKED OR THE
CONDENSOR IS DIRTY
2、 CHECK THE OUTDOOR MOTOR WORK NORMALLY
3、CHECK IF THE REFRIGERANT IS CHARGED TOO MUCH
1、REMOVE OBSTACLE AROUND OUTDOOR UNIT OR
WASH THE CONDENSER
2、CHANGE OUTDOOR MOTOR OR MOTOR CAPACITOR
3、REGULATE THE QUANTITY OF REFRIGERANT
2 DRIVER BOARD PROTECTION P7
1、 CHECK IF THE REFRIGERANT IS CHARGED TOO
MUCH
2、 CHECK IF THE COMPRESSOR IS BLOCKED
3、 IPM MOLD IS FAULT
1、REGULATE THE QUANTITY OF REFRIGERANT
2、CHANGE COMPRESSOR
3、CHANGE IPM MOLD
3 THE VOLTAGE IS NOT STABLE P3 CHECK THE POWER SUPPLY RESTART THE AIR CONDITIONER
4
ELECTRIC CURRENT IS TOO
HIGH
P2
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 CONDENSER
4、CHANGE OUTDOOR MOTOR OR MOTOR CAPACITOR
5 OCR TRIPED P4
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
6
INDOOR PIPE TEMP. IS TOO
HIGH WHEN HEATING
P5
1、CHECK INDOOR MOTOR WORK NORMALLY
2、CHECK FILTER NET OR EVAPERATOR IS DIETY
1、CHANGE OUTDOOR MOTOR OR MOTOR CAPACITOR。
2、 WASH THE FILETE NET OR EVAPERATOR
7 OUTDOOR PIPE TEMP. ID TOO P6 1、CHECK IF THE REFRIGERANT IS CHARGED TOO MUCH 1、REGULATE THE QUANTITY OF REFRIGERANT