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Si39-407
Table of Contents
PC Board Defect.........................................................183
Malfunction of Swing Flap Motor (MA) .......................187
Electronic Expansion Valve (20E) ........................................................189
Heat Exchanger....................................................................................193
Remote Controller ................................................................................196
3.16 "E5"
Compressor Motor Lock ................................................................200
3.17 "E6"
STD Compressor Motor Overcurrent/Lock ....................................201
3.18 "E7"
Malfunction of Outdoor Unit Fan Motor..........................................202
Electronic Expansion Valve (Y1E, Y2E)...............................................204
3.21 "F6"
Refrigerant Overcharged ...............................................................207
3.22 "H7"
Abnormal Outdoor Fan Motor Signal .............................................208
Outdoor Air (R1T).................................................................................209
3.24 "J2"
Current Sensor Malfunction...........................................................210
(R3, R31~33T) .....................................................................................211
Outdoor Unit Heat Exchanger ..............................................................213
3.28 "J8"
Malfunction of Oil Equalizing Pipe Thermistor (R7T).....................214
3.29 "J9"
Malfunction of Receiver Gas Pipe Thermistor (R5T).....................215
Temperature Rise.................................................................................218
and Control PC Board ..........................................................................222
Temperature Rise Sensor ....................................................................225
Electronic Expansion Valve Failure......................................................226
3.40 "U1"
Reverse Phase, Open Phase.........................................................227
3.41 "U2"
Power Supply Insufficient or Instantaneous Failure ......................228
3.42 "U3"
Check Operation not executed ......................................................230
3.43 "U4"
Malfunction of Transmission Between Indoor Units ......................231
Fan Motor (M1F) Lock, Overload...............................186
Drain Level above Limit..............................................191
Malfunction of Capacity Determination Device ..........192
Malfunction of Thermistor (R3T) for Gas Pipes..........194
Malfunction of Thermistor (R1T) for Suction Air.........195
PC Board Defect ......................................................197
Actuation of High Pressure Switch ..........................198
Actuation of Low Pressure Sensor ..........................199
Malfunction of Moving Part of
Abnormal Discharge Pipe Temperature ..................206
Malfunction of Discharge Pipe Thermistor
Malfunction of Thermistor (R2T) for Suction Pipe ...212
Malfunction of Thermistor (R4T) for
Malfunction of Suction Pipe Pressure Sensor .........217
Malfunction of Inverter Radiating Fin
Inverter Compressor Abnormal ...............................219
Inverter Current Abnormal.......................................220
Inverter Start up Error..............................................221
Malfunction of Transmission Between Inverter
Inverter Over-Ripple Protection ...............................224
Malfunction of Inverter Radiating Fin
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Troubleshooting
