Daikin RXYQ192MTJU [3/273] Part 5 test operation 3

SiUS39-601

ii Table of Contents

3.7 Pressure Equalization prior to Startup........................................................ 48

4. Protection Control .....................................................................................49

4.1 High Pressure Protection Control............................................................... 49

4.2 Low Pressure Protection Control................................................................ 50

4.3 Discharge Pipe Protection Control ............................................................. 51

4.4 Inverter Protection Control ......................................................................... 52

4.5 STD Compressor Overload Protection....................................................... 53

5. Other Control.............................................................................................54

5.1 Outdoor Unit Rotation................................................................................. 54

5.2 Emergency Operation ................................................................................ 55

5.3 Demand Operation ..................................................................................... 57

5.4 Heating Operation Prohibition .................................................................... 57

6. Outline of Control (Indoor Unit) .................................................................58

6.1 Drain Pump Control.................................................................................... 58

6.2 Thermostat Sensor in Remote Controller................................................... 60

6.3 Freeze Prevention ...................................................................................... 62

Part 5 Test Operation .................................................................... 63

1. Test Operation ..........................................................................................64

1.1 Procedure and Outline ............................................................................... 64

1.2 Operation When Power is Turned On ........................................................ 67

2. Outdoor Unit PC Board Layout .................................................................68

3. Field Setting ..............................................................................................69

3.1 Field Setting from Remote Controller ......................................................... 69

3.2 Field Setting from Outdoor Unit.................................................................. 81

Part 6 Troubleshooting ................................................................ 105

1. Troubleshooting by Remote Controller ...................................................108

1.1 The INSPECTION / TEST Button............................................................. 108

1.2 Self-diagnosis by Wired Remote Controller ............................................. 109

1.3 Self-diagnosis by Wireless Remote Controller ......................................... 110

1.4 Operation of The Remote Controller’s Inspection /

Test Operation Button .............................................................................. 112

1.5 Remote Controller Service Mode ............................................................. 113

1.6 Remote Controller Self-Diagnosis Function ............................................. 115

2. Troubleshooting by Indication on the Remote Controller ........................120

2.1 “A0” Indoor Unit: Error of External Protection Device ............................... 120

2.2 “A1” Indoor Unit: PC Board Defect............................................................. 121

2.3 “A3” Indoor Unit: Malfunction of Drain Level Control System (S1L) .......... 122

2.4 “A6” Indoor Unit: Fan Motor (M1F) Lock, Overload................................... 124

2.5 “A7” Indoor Unit: Malfunction of Swing Flap Motor (MA) ........................... 125

2.6 “A9” Indoor Unit: Malfunction of Moving Part of

Electronic Expansion Valve (20E) ............................................................ 127

2.7 “AF” Indoor Unit: Drain Level above Limit.................................................. 129

2.8 “AJ” Indoor Unit: Malfunction of Capacity Determination Device .............. 130

2.9 “C4” Indoor Unit: Malfunction of Thermistor (R2T) for Heat Exchanger .... 131

Daikin RXYQ192MTJU [3/273] Part 5 test operation 3

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