Daikin BRC7E65 Spezifikationen PDF herunterladen (Seite 4)

Si38-606

Table of Contents iii

2.17 “E6” Standard Compressor Motor Overcurrent/Lock.............................137

2.18 “E7” Malfunction of Outdoor Unit Fan Motor..........................................138

2.19 “E9” Outdoor Unit: Malfunction of Moving Part of Electronic Expansion

Valve (Y1E, Y2E) .................................................................................140

2.20 “F3” Outdoor Unit: Abnormal Discharge Pipe Temperature ..................142

2.21 “F6” Refrigerant Overcharged ...............................................................143

2.22 “H7” Abnormal Outdoor Fan Motor Signal .............................................144

2.23 “H9” Outdoor Unit: Malfunction of Thermistor for Outdoor Air (R1T).....145

2.24 “J2” Current Sensor Malfunction...........................................................146

2.25 “J3” Outdoor Unit: Malfunction of Discharge Pipe Thermistor

(R31 or 32T) .........................................................................................147

2.26 “J5” Outdoor Unit: Malfunction of Thermistor (R2T) for Suction Pipe ...148

2.27 “J6” Outdoor Unit: Malfunction of Thermistor (R4T) for

Outdoor Unit Heat Exchanger ..............................................................149

2.28 “J9” Malfunction of Receiver Gas Pipe Thermistor (R5T).....................150

2.29 “JA” Outdoor Unit: Malfunction of High Pressure Sensor......................151

2.30 “JC” Outdoor Unit: Malfunction of Low Pressure Sensor.......................152

2.31 “L4” Outdoor Unit: Malfunction of Inverter Radiating Fin

Temperature Rise.................................................................................153

2.32 “L5” Outdoor Unit: Inverter Compressor Abnormal ...............................154

2.33 “L8” Outdoor Unit: Inverter Current Abnormal.......................................155

2.34 “L9” Outdoor Unit: Inverter Start up Error..............................................156

2.35 “LC” Outdoor Unit: Malfunction of Transmission between Inverter

and Control PC Board ..........................................................................157

2.36 “P1” Outdoor Unit: Inverter Over-Ripple Protection ...............................159

2.37 “P4” Outdoor Unit: Malfunction of Inverter Radiating Fin

Temperature Rise Sensor ....................................................................160

2.38 “PJ” Outdoor Unit: Faulty Field Setting after Replacing

Main PC Board or Faulty Combination of PC Board ............................161

2.39 “UO” Low Pressure Drop Due to Refrigerant Shortage or

Electronic Expansion Valve Failure......................................................162

2.40 “U1” Reverse Phase, Open Phase.........................................................163

2.41 “U2” Power Supply Insufficient or Instantaneous Failure ......................164

2.42 “U3” Check Operation not Executed......................................................166

2.43 “U4” Malfunction of Transmission between Indoor Units.......................167

2.44 “U5” Malfunction of Transmission between Remote Controller

and Indoor Unit.....................................................................................169

2.45 “U7” Malfunction of Transmission between Outdoor Units ....................170

2.46 “U8” Malfunction of Transmission between MAIN and

SUB Remote Controllers ......................................................................172

2.47 “U9” Malfunction of Transmission between Indoor and

Outdoor Units in the Same System ......................................................173

2.48 “UA” Excessive Number of Indoor Units ................................................175

2.49 “UC” Address Duplication of Centralized Remote Controller .................176

2.50 “UE” Malfunction of Transmission between Centralized Remote

Controller and Indoor Unit ....................................................................177

2.51 “UF” Refrigerant System not Set, Incompatible Wiring/Piping ...............179

2.52 “UH” Malfunction of System, Refrigerant System Address Undefined...180

3. Troubleshooting (OP: Central Remote Controller) ..............................181

3.1 “M1” PC Board Defect ............................................................................181

3.2 “M8” Malfunction of Transmission between Optional Controllers

for Centralized Control .........................................................................182

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