Daikin VRV Inverter K Series - 3.17 Low Pressure Drop Due to Refrigerant Shortage or Electronic Expansion Valve Failure

Diagnosis by Malfunction Code SiE-05C
300 Troubleshooting PLUS Series
2. Diagnosis by Malfunction Code
2.1 Diagnosis by Malfunction Code
Malfunction Code Malfunction Contents Fan Operation Page
E0 Outdoor Unit: Actuation of Safety Device 301, 302
E1 Outdoor Unit: PC Board Defect 303
E3 Outdoor Unit: Actuation of High Pressure Switch 303
E4 Outdoor Unit: Actuation of Low Pressure Switch  304
E9 Outdoor Unit: Malfunction of Moving Part of Electronic Expansion
Valve (Y1E)
 305
F3 Outdoor Unit: Abnormal Discharge Pipe Temperature  306
H3 Outdoor Unit: Defect of Pressure Switch for High Pressure
Control
 307
H4 Outdoor Unit: Defect of Pressure Switch for Low Pressure
Control
 307
H9 Outdoor Unit: Malfunction of Thermistor for Outdoor Air (R1T)  308
J3 Outdoor Unit: Malfunction of Discharge Pipe Thermistor (R3T)  308
J5 Outdoor Unit: Malfunction of Thermistor (R4T) for Suction Pipe  309
J6 Outdoor Unit: Malfunction of Thermistor (R2T) for Heat
Exchanger
 309
J7 Outdoor Unit: Malfunction of Thermistor (R6T) for Header  310
JA Outdoor Unit: Malfunction of Discharge Pipe Pressure Sensor  311
JC Outdoor Unit: Malfunction of Suction Pipe Pressure Sensor  312
JH Outdoor Unit: Malfunction of Oil Temperature Thermistor (R5T)  313
U0 Low Pressure Drop Due to Refrigerant Shortage or Electronic
Expansion Valve Failure
 314
U1 "Negative Phase, Open Phase  315
U4 Malfunction of Transmission between Indoor Units  316
U7 Malfunction of Transmission between Outdoor Units  317
UA Excessive Number of Indoor Units  318
UF "Refrigerant System not set, Incompatible Wiring/Piping  319
UH "Malfunction of System, Refrigerant System Address Undefined  320
L4 Actuation of Fin Thermal  323
L5 Defect of Compressor Coil  324
L8 Compressor Overload  325
L9 Defect of Compressor  326
LC Malfunction of Connection between The Inverter Unit and
Outdoor Unit PC Board
 327
U2 Power Supply Insufficient  328
P1 Open Phase  329
P4 Defect of Radiator Fin Temperature Sensor  330
SI-05C.BOOK Page 300 Monday, November 6, 2000 4:13 PM
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