Specifications

SiBE34-703
Table of Contents iii
3.12 “CA” Indoor Unit: Malfunction of Thermistor for Discharge Air...............136
3.13 “CJ” Indoor Unit: Malfunction of Thermostat Sensor in
Remote Controller ................................................................................137
3.14 “E1” Outdoor Unit: PC Board Defect ......................................................138
3.15 “E3” Outdoor Unit: Actuation of High Pressure Switch ..........................139
3.16 “E4” Outdoor Unit: Actuation of Low Pressure Sensor..........................141
3.17 “E5” Inverter Compressor Motor Lock ...................................................143
3.18 “E7” Malfunction of Outdoor Unit Fan Motor..........................................144
3.19 “E9” Outdoor Unit: Malfunction of Moving Part of Electronic Expansion
Valve (Y1E, Y3E) .................................................................................145
3.20 “F3” Outdoor Unit: Abnormal Discharge Pipe Temperature ..................147
3.21 “F6” Outdoor Unit: Refrigerant Overcharged.........................................148
3.22 “H9” Outdoor Unit: Malfunction of Thermistor (R1T) for
Outdoor Air ...........................................................................................149
3.23 “J3” Outdoor Unit: Malfunction of Discharge Pipe Thermistor
(R2T) ....................................................................................................150
3.24 “J5” Outdoor Unit: Malfunction of Thermistor (R3T, R5T) for
Suction Pipe 1, 2 ..................................................................................151
3.25 “J6” Outdoor Unit: Malfunction of Thermistor (R6T) for
Outdoor Unit Heat Exchanger ..............................................................152
3.26 “J7” Outdoor Unit: Malfunction of Thermistor (R7T) for
Outdoor Unit Liquid Pipe ......................................................................153
3.27 “J9” Outdoor Unit: Malfunction of Subcooling Heat Exchanger Gas Pipe
Thermistor (R4T) ..................................................................................154
3.28 “JA” Outdoor Unit: Malfunction of High Pressure Sensor......................155
3.29 “JC” Outdoor Unit: Malfunction of Low Pressure Sensor.......................156
3.30 “L1” Outdoor Unit: Malfunction of PC Board ..........................................157
3.31 “L4” Outdoor Unit: Malfunction of Inverter Radiating
Fin Temperature Rise...........................................................................158
3.32 “L5” Outdoor Unit: Inverter Compressor Abnormal ...............................159
3.33 “L8” Outdoor Unit: Inverter Current Abnormal.......................................160
3.34 “L9” Outdoor Unit: Inverter Start up Error..............................................161
3.35 “LC” Outdoor Unit: Malfunction of Transmission between
Inverter and Control PC Board.............................................................162
3.36 “P1” Outdoor Unit: High Voltage of
Capacitor in Main Inverter Circuit .........................................................163
3.37 “UO” Outdoor Unit: Low Pressure Drop Due to Refrigerant Shortage or
Electronic Expansion Valve Failure......................................................164
3.38 “U2” Power Supply Insufficient or Instantaneous Failure ......................166
3.39 “U3” Check Operation not Executed......................................................168
3.40 “U4” Malfunction of Transmission between
Indoor Units and Outdoor Units............................................................169
3.41 “U5” Malfunction of Transmission between
Remote Controller and Indoor Unit.......................................................171
3.42 “U8” Malfunction of Transmission between
Main and Sub Remote Controllers .......................................................172
3.43 “U9” Malfunction of Transmission between
Indoor and Outdoor Units in the Same System....................................173
3.44 “UA” Excessive Number of Indoor Units ................................................175
3.45 “UC” Address Duplication of Central Remote Controller........................176
3.46 “UE” Malfunction of Transmission between
Central Remote Controller and Indoor Unit ..........................................177
3.47 “UF” System is not Set yet.....................................................................179