Daikin R410As Service Manual page 4

Si39-302
Table of Contents
2.9 "C4" Indoor Unit: Malfunction of Thermistor (R2T)
for Heat Exchanger ..............................................................................167
2.10 "C5" Indoor Unit: Malfunction of Thermistor (R3T) for Gas Pipes..........168
2.11 "C9" Indoor Unit: Malfunction of Thermistor (R1T) for Suction Air.........169
2.12 "CJ" Indoor Unit: Malfunction of Thermostat Sensor in
Remote Controller ................................................................................170
2.13 "E1" Outdoor Unit: PC Board Defect ......................................................171
2.14 "E3" Outdoor Unit: Actuation of High Pressure Switch ..........................172
2.15 "E4" Outdoor Unit: Actuation of Low Pressure Sensor ..........................173
2.16 "E5" Compressor Motor Lock ................................................................174
2.17 "E6" Compressor Motor Overcurrent/Lock ............................................175
2.18 "E7" Malfunction of Outdoor Unit Fan Motor..........................................176
2.19 "E9" Outdoor Unit: Malfunction of Moving Part of
Electronic Expansion Valve (Y1E, Y2E)...............................................178
2.20 "F3" Outdoor Unit: Abnormal Discharge Pipe Temperature ..................180
2.21 "F6" Refrigerant Overcharged ...............................................................181
2.22 "H7" Abnormal Outdoor Fan Motor Signal .............................................182
2.23 "H9" Outdoor Unit: Malfunction of Thermistor for Outdoor Air (R1T).....183
2.24 "J2" Current Sensor Malfunction...........................................................184
2.25 "J3" Outdoor Unit: Malfunction of Discharge
Pipe Thermistor (R31~33T)..................................................................185
2.26 "J5" Outdoor Unit: Malfunction of Thermistor (R2T) for Suction Pipe ...186
2.27 "J6" Outdoor Unit: Malfunction of Thermistor (R4T) for
Outdoor Unit Heat Exchanger ..............................................................187
2.28 "J9" Malfunction of Receiver Gas Pipe Thermistor (R5T).....................188
2.29 "JA" Outdoor Unit: Malfunction of Discharge Pipe Pressure Sensor.....189
2.30 "JC" Outdoor Unit: Malfunction of Suction Pipe Pressure Sensor .........190
2.31 "L4" Outdoor Unit: Malfunction of Inverter Radiating
Fin Temperature Rise...........................................................................191
2.32 "L5" Outdoor Unit: Inverter Compressor Abnormal ...............................192
2.33 "L8" Outdoor Unit: Inverter Current Abnormal.......................................193
2.34 "L9" Outdoor Unit: Inverter Start up Error..............................................194
2.35 "LC" Outdoor Unit: Malfunction of Transmission Between Inverter
and Control PC Board ..........................................................................195
2.36 "P1" Outdoor Unit: Inverter Over-Ripple Protection ...............................197
2.37 "P4" Outdoor Unit: Malfunction of Inverter Radiating
Fin Temperature Rise Sensor ..............................................................198
2.38 "UO" Low Pressure Drop Due to Refrigerant Shortage or
Electronic Expansion Valve Failure......................................................199
2.39 "U1" Reverse Phase, Open Phase.........................................................200
2.40 "U2" Power Supply Insufficient or Instantaneous Failure ......................201
2.41 "U3" Check Operation not executed ......................................................203
2.42 "U4" Malfunction of Transmission Between Indoor Units ......................204
2.43 "U5" Malfunction of Transmission Between Remote Controller
and Indoor Unit.....................................................................................206
2.44 "U7" Malfunction of Transmission Between Outdoor Units....................207
2.45 "U8" Malfunction of Transmission Between Master and
Slave Remote Controllers ....................................................................209
2.46 "U9" Malfunction of Transmission Between Indoor and
Outdoor Units in the Same System ......................................................210
2.47 "UA" Excessive Number of Indoor Units ................................................212
2.48 "UC" Address Duplication of Central Remote Controller ........................213
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