Specifications

SiBE28-805
Table of Contents iii
3.8 “C4” Indoor Unit: Malfunction of Thermistor (R2T) for
Heat Exchanger....................................................................................147
3.9 “C5” Indoor Unit: Malfunction of Thermistor (R3T) for Gas Pipes .........148
3.10 “C9” Indoor Unit: Malfunction of Thermistor (R1T) for Suction Air.........149
3.11 “CC” Indoor Unit: Malfunction of Humidity Sensor System ....................150
3.12 “CJ” Indoor Unit: Malfunction of
Thermostat Sensor in Remote Controller.............................................151
3.13 “E1” Outdoor Unit: PC Board Defect .....................................................152
3.14 “E3” Outdoor Unit: Actuation of High Pressure Switch..........................153
3.15 “E4” Outdoor Unit: Actuation of Low Pressure Sensor..........................155
3.16 “E5” Outdoor Unit: Inverter Compressor Motor Lock.............................157
3.17 “E7” Outdoor Unit: Malfunction of Outdoor Unit Fan Motor...................159
3.18 “E9” Outdoor Unit: Malfunction of Moving Part of
Electronic Expansion Valve (Y1E, Y2E)...............................................162
3.19 “F3” Outdoor Unit: Abnormal Discharge Pipe Temperature..................164
3.20 “F6” Outdoor Unit: Refrigerant Overcharged.........................................165
3.21 “H7” Outdoor Unit: Abnormal Outdoor Fan Motor Signal ......................166
3.22 “H9” Outdoor Unit: Malfunction of Thermistor (R1T) for Outdoor Air.....167
3.23 “J3” Outdoor Unit: Malfunction of Discharge Pipe Thermistor (R3T) ....168
3.24 “J5” Outdoor Unit: Malfunction of Thermistor (R2T, R7T) for
Suction Pipe .........................................................................................169
3.25 “J6” Outdoor Unit: Malfunction of Thermistor (R4T) for
Outdoor Unit Heat Exchanger ..............................................................170
3.26 “J7” Outdoor Unit: Malfunction of Liquid Pipe Thermistor (R6T)...........171
3.27 “J9” Outdoor Unit: Malfunction of
Subcooling Heat Exchanger Gas Pipe Thermistor (R5T).....................172
3.28 “JA” Outdoor Unit: Malfunction of High Pressure Sensor......................173
3.29 “JC” Outdoor Unit: Malfunction of Low Pressure Sensor ......................174
3.30 “L4” Outdoor Unit: Malfunction of Inverter Radiating Fin
Temperature Rise.................................................................................175
3.31 “L5” Outdoor Unit: Inverter Compressor Abnormal ...............................177
3.32 “L8” Outdoor Unit: Inverter Current Abnormal.......................................179
3.33 “L9” Outdoor Unit: Inverter Start Up Error.............................................181
3.34 “LC” Outdoor Unit: Malfunction of Transmission Between
Inverter and Control PC Board.............................................................183
3.35 “P1” Outdoor Unit: Inverter Over-Ripple Protection...............................186
3.36 “P4” Outdoor Unit: Malfunction of
Inverter Radiating Fin Temperature Rise Sensor.................................187
3.37 “PJ” Outdoor Unit: Faulty Field Setting after Replacing Main PC
Board or Faulty Combination of PC Board ...........................................189
3.38 “U0” Outdoor Unit: Low Pressure Drop Due to Refrigerant Shortage or
Electronic Expansion Valve Failure......................................................190
3.39 “U1” Reverse Phase, Open Phase........................................................191
3.40 “U2” Outdoor Unit: Power Supply Insufficient or
Instantaneous Failure...........................................................................192
3.41 “U3” Outdoor Unit: Check Operation not Executed ...............................195
3.42 “U4” Malfunction of Transmission Between Indoor Units ......................196
3.43 “U5” Indoor Unit: Malfunction of Transmission Between
Remote Controller and Indoor Unit.......................................................198
3.44 “U7” Indoor Unit: Malfunction of Transmission Between
Outdoor Units .......................................................................................199
3.45 “U8” Indoor Unit: Malfunction of Transmission Between
Main and Sub Remote Controllers .......................................................201