41
Troubleshooting
Communication malfunction of indoor
unit and outdoor unit
Hardware malfunction
E6
blinks 6 times
Compressor phase current circuit
detection malfunction
Hardware malfunction
U1
blinks 12 times
Compressor demagnetization protection
Hardware malfunction
HE
blinks 14 times
DC busbar voltage drop malfunction
Hardware malfunction
U3
blinks 20 times
Module temperature protection
Hardware malfunction
P8
blinks 19 times
shortage of freon or blockage protection
for the system
Hardware malfunction
F0
blinks 10 times
Capacitor charging malfunction
Hardware malfunction
PU
blinks 17 times
High voltage protection for the system
Hardware malfunction
E1
blinks 1 times
Low voltage protection for the system
Hardware malfunction
E3
blinks 3 times
Compressor blockage
Hardware malfunction
LE
/
/
/
Drive module reset
Hardware malfunction
PO
/
/
/
Overspeed Hardware malfunction
LF
/
/
/
Drive board ambient temperature sensor
malfunction
Hardware malfunction
PF
/
/
/
AC contactor protection
Hardware malfunction
P9
/
/
/
Temperature drift protection
Hardware malfunction
PE
/
/
/
Sensor connection protection
Hardware malfunction
Pd
/
/
/
Drive board communication malfunction
Hardware malfunction
P6
blinks 16 times
Compressor heat overload protection
Hardware malfunction
H3
blinks 3 times
Indoor unit and outdoor unit do not
match
Hardware malfunction
LP
blinks 19 times
Memory chip malfunction
Hardware malfunction
EE
blinks 15 times
Wrong connection of communication
cable or expansion valve malfunction
Hardware malfunction
dn
/
/
/
Complete unit current detection
malfunction
Hardware malfunction
U5
blinks 13 times
Wrong connection of communication
cable or expansion valve malfunction
detection mode
Running mode
dd
/
/
/
Mode conflict
Running mode
E7
blinks 7 times
Refrigerant recovery mode
Running mode
Fo
blinks 1 times
blinks 1 times
Defrosting or oil return in heating mode
Running mode
H1
blinks 1 times
Rating cooling or heating
Running mode
P1
/
/
/
Max cooling or heating
Running mode
P2
/
/
/
Middle cooling or heating
Running mode
P3
/
/
/
Min cooling or heating
Running mode
P0
/
/
/
Содержание ACP-12CT35GECI
Страница 1: ...ACP 12CT35GECI ACP 18CT50GECI Service manual ENG RoHS NNO 1 09 ...
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Страница 14: ...10 Constrction views 3 Construction Views 3 1 Indoor Unit Unit mm 700 215 600 398 205 22 ...
Страница 56: ...52 Removal Procedure Steps Procedure 13 Remove motor Remove the motor motor ...
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