List of Malfunction Code
SiENBE18-621
268
Troubleshooting
3. List of Malfunction Code
9
: Blink
8
: ON
7
: OFF
Malfunction
code
Malfunction contents
Page Referred
RA Indoor
Unit
SkyAir
Indoor Unit
BP Unit
Outdoor
Unit
Indoor
Unit
A0
Error of external protection device
—
—
—
—
A1
PC board defect, E
2
PROM defect
270
281
—
—
A3
Malfunction of drain level control system (33H)
—
282
—
—
A5
Freeze-up protection or high pressure control
271
—
—
—
A6
Fan motor (MF) lock, overload
273, 274
285, 286
—
—
A7
Malfunction of swing flap motor (MA)
—
288
—
—
A9
Malfunction of electronic expansion valve (20E)
—
—
300
—
AF
Drain pump error
—
284
—
—
AJ
Malfunction of capacity setting
—
290
—
—
C4
Malfunction of thermistor (R2T) for heat exchanger
(loose connection, disconnection, short circuit,
failure)
276
291
—
—
C5
Malfunction of thermistor (R3T) for heat exchanger
(loose connection, disconnection, short circuit,
failure)
—
292
—
—
C7
Shutter drive motor / shutter limit switch abnormality
277
—
—
—
C9
Malfunction of thermistor (R1T) for air inlet (loose
connection, disconnection, short circuit, failure)
276
293
—
—
CA
Malfunction of thermistor for air outlet (loose
connection, disconnection, short circuit, failure)
—
—
—
—
CJ
Malfunction of thermostat sensor in remote control
—
294
—
—
Outdoor
Unit
E1
PC board defect, E
2
PROM defect
—
—
—
307
E2
Faulty BP unit PCB
—
—
301
—
E3
Actuation of high pressure switch
—
—
—
308
E4
Actuation of low pressure switch
—
—
—
310
E5
Compressor motor lock
—
—
—
312
E6
Standard compressor lock or over current
—
—
—
—
E7
Malfunction of outdoor unit fan motor
—
—
—
313
E9
Malfunction of moving part of electronic expansion
valve (Y1E~3E)
—
—
—
314
F3
Abnormal discharge pipe temperature
—
—
—
316
F6
Refrigerant overcharged
—
—
—
317
H3
Malfunction of high pressure switch
—
—
—
—
H4
Actuation of low pressure switch
—
—
—
—
H7
Abnormal outdoor fan motor signal
—
—
—
—
H9
Malfunction of thermistor (R1T) for outdoor air (loose
connection, disconnection, short circuit, failure)
—
—
—
318
J0
Faulty BP liquid or gas pipe thermistor
—
—
302
—
J2
Current sensor malfunction
—
—
—
—
J3
Malfunction of discharge pipe thermistor (R2T) (loose
connection, disconnection, short circuit, failure)
—
—
—
319
J5
Malfunction of thermistor (R3T, R5T) for suction pipe
(loose connection, disconnection, short circuit,
failure)
—
—
—
320
J6
Malfunction of thermistor (R4T) for heat exchanger
(loose connection, disconnection, short circuit,
failure)
—
—
—
321
J7
Malfunction of liquid thermistor (R7T)
—
—
—
322
J8
Malfunction of thermistor (R7T) for oil equalizing pipe.
(loose connection, disconnection, short circuit,
failure)
—
—
—
—
J9
Malfunction of subcooling heat exchanger thermistor
(R6T)
—
—
—
323
JA
Malfunction of discharge pipe pressure sensor
—
—
—
324
JC
Malfunction of suction pipe pressure sensor
—
—
—
325
L0
Inverter system error
—
—
—
—
Summary of Contents for BPMKS967B2B
Page 1: ...SiENBE18 621 E Series Service Manual Applied Models Super Multi Plus Heat Pump...
Page 12: ...SiENBE18 621 List of Functions 1 Part 1 List of Functions 1 List of Functions 2...
Page 19: ...List of Functions SiENBE18 621 8 List of Functions...
Page 33: ...Specifications SiENBE18 621 22 Specifications...
Page 69: ...Refrigerant Flow for Each Operation Mode SiENBE18 621 58 Refrigerant Circuit...
Page 121: ...Indoor Unit SkyAir Models SiENBE18 621 110 Function...
Page 169: ...Instruction SiENBE18 621 158 System Configuration FTXS 20 25 35C Indoor Unit...
Page 371: ...Method of Replacing The Inverter s Power Transistors Modules SiENBE18 621 360 Troubleshooting...
Page 393: ...SiENBE18 621 vi Index...