Daikin SUPER MULTI NX 2MXS18GVJU manuals

Daikin SUPER MULTI NX 2MXS18GVJU Specifications (244 pages)

Brand: Daikin | Category: Heat pumps | Size: 16.45 MB |

English

Table of contents

G-Series / J-Series

1

SUPER MULTI NX

2

Part 7

5

Table of Contents vi

7

1. Safety Considerations

8

1.2 Safety Considerations

9

List of Functions

10

SiUS12-928_A

11

List of Functions 2

11

1. Functions

12

SiUS12-928 Functions

13

List of Functions 4

13

Functions SiUS12-928

14

5 List of Functions

14

List of Functions 6

15

Specifications

16

Specifications 8

17

1. Specifications

18

60 Hz, 230 V

19

Slim Duct Built-in System

19

1.2 Outdoor Unit

20

60 Hz, 208 - 230 V

21

SiUS12-928_A Specifications

23

Specifications 14

23

Printed Circuit Board

24

Connector Wiring Diagram

24

Connectors and

26

Other Parts

26

PCB (1): Control PCB

27

PCB (1): Control PCB

29

PCB (2): Display PCB

29

1.3 Outdoor Unit - 2MXS18GVJU

30

PCB Detail Main PCB

31

MID2 (Inverter PCB)

32

PCB Detail PCB (1): Main PCB

34

Function and Control

36

Function and Control 28

37

1. Main Functions

38

Power-Airflow

40

Dual Louvers

40

Automatic Fan

41

Speed Control

41

1.5 Program Dry Operation

42

1.6 Automatic Operation

43

1.7 Thermostat Control

44

1.8 NIGHT SET Mode

45

1.9 HOME LEAVE Operation

46

SiUS12-928_A Main Functions

47

Function and Control 38

47

(R12294)

48

2. Operation OFF

48

3. POWERFUL operation is OFF

48

1.12 Other Functions

49

1.12.5 Auto-restart Function

50

2. Function of Thermistor

51

43 Function and Control

52

3. Control Specification

53

3.2 Frequency Control

54

3.3.1 Preheating Operation

56

3.3.4 3-Minute Standby

57

Keep zone

58

Reset zone

58

Dropping zone

58

3.7 Heating Peak-cut Control

59

3.8 Outdoor Fan Control

60

3.10 Defrost Control

61

Function and Control 54

63

Detail Start Conditions

65

3.13 Malfunctions

66

Refrigerant shortage

67

3.14 Forced Operation Mode

68

Function and Control 60

69

Operation Manual

70

Operation Manual 62

71

1. System Configuration

72

2. Duct-Free System

73

Cancels the timer setting

74

Changes the ON/OFF

74

Selects the operation mode

74

INTELLIGENT EYE operation

74

To start operation

75

To stop operation

75

Duct-Free System SiUS12-928_A

76

67 Operation Manual

76

The louvers will stop moving

77

The fins will stop moving

77

69 Operation Manual

78

2.4 INTELLIGENT EYE Operation

79

COMFORT AIRFLOW

80

2.5 POWERFUL Operation

81

73 Operation Manual

82

2.7 HOME LEAVE Operation

83

75 Operation Manual

84

2.8 TIMER Operation

85

77 Operation Manual

86

2.9 Note for Multi System

87

79 Operation Manual

88

3. Slim Duct Built-In System

89

Operation Manual 82

91

3.3 POWERFUL Operation

92

To start OUTDOOR UNIT QUIET

93

To cancel OUTDOOR UNIT QUIET

93

3.5 HOME LEAVE Operation

94

Useful in these cases

95

TIMER Operation

96

Operation Manual 88

97

Service Diagnosis

98

Service Diagnosis 90

99

1. Caution for Diagnosis

100

Outdoor Unit

101

<Open the front cover>

103

Check Method 2

104

→ Refer to page 100.)

105

TIMER CANCEL button

106

< ARC433 Series >

106

5. Troubleshooting

110

5.2 Outdoor Unit

111

Troubleshooting SiUS12-928_A

112

103 Service Diagnosis

112

Model Type Connector

112

SiUS12-928_A Troubleshooting

113

Service Diagnosis 104

113

Troubleshooting

114

Service Diagnosis 106

115

107 Service Diagnosis

116

109 Service Diagnosis

118

Service Diagnosis 110

119

Service Diagnosis 112

121

5.9 Anti-icing Function

122

115 Service Diagnosis

124

Service Diagnosis 116

125

-way valve

125

5.12 Compressor Lock

126

5.13 DC Fan Lock

127

5 1 1 2 4 3 1 4 4

128

5 1 4 2 1 3 1 4 1

130

123 Service Diagnosis

132

120°C (248°F)

132

107°C (225°F)

132

5 1 4 2 1 3 4 4 4

133

5 1 4 2 4 3 1 4 1

135

Troubleshooting 18 class

138

Troubleshooting 24/32 class

139

131 Service Diagnosis

140

18 class 24/32 class

140

(Hz) 55 32

140

(A) 1.25 0.5

140

H9, J3, J6, J8, J9, P4

142

135 Service Diagnosis

144

Service Diagnosis 138

147

141 Service Diagnosis

150

5.25 Refrigerant Shortage

152

Service Diagnosis 146

155

(24/32 Class)

156

Service Diagnosis 148

157

6. Check

158

(R11266)

159

(R11267)

159

Check No.05

160

Resistance range

161

Check No.07

162

Check No.08

163

Check No.09 DC motor

163

Check No.11

164

6.1.11 Power Transistor Check

165

Check SiUS12-928_A

166

157 Service Diagnosis

166

6.1.14 Hall IC Check

167

Removal Procedure

168

Removal Procedure 160

169

1. Outdoor Unit – 2MXS18GVJU

170

(R10357)

171

(R10358)

171

(R10361)

173

Inverter PCB

174

1.3 Removal of the PCB

175

167 Removal Procedure

176

Procedure Points

176

(R10362)

177

(R10363)

177

169 Removal Procedure

178

1.4 Removal of the Fan Motor

179

Right side

180

(R10364)

180

Partition plate

180

(R10365)

180

Removal Procedure 172

181

(R10536)

182

Removal Procedure 174

183

Valve Procedure

184

(R10371)

185

Brazed point

185

1.8 Removal of the Compressor

186

179 Removal Procedure

188

Top panel

189

Left side panel

189

Right side panel

190

Slide the panel downward

191

183 Removal Procedure

192

(R10374)

193

(R10375)

193

(R10376)

194

Panel (1)

194

Discharge grille

194

(R10377)

194

Propeller fan

195

(R10382)

196

Partition plate (1)

196

(R10383)

196

Front panel (1)

196

(R10384)

197

(R10385)

198

(R10386)

198

Partition plate (2)

198

Rear panel

198

(R10387)

199

(R10388)

199

(R10389)

200

(R10390)

200

(R10391)

200

Remove the screw on the

201

Lift the rear panel upward

201

Remove the rear panel

201

(R10396)

202

(R10397)

202

(R10398)

203

(R10537)

203

(R10538)

204

(R10539)

204

Electrical box

206

Stop valve

206

(R10402)

207

2.3 Removal of the PCB

208

(R10406)

209

(R10407)

209

(R10408)

209

(R10409)

209

Service

210

(R10411)

211

Terminal board

211

(R10412)

211

(R10413)

212

2.4 Removal of the Fan Motor

213

Electronic

214

(R10415)

214

Gas pipe

215

(R10416)

215

Gas pipe thermistor

215

207 Removal Procedure

216

Sound blanket (top upper)

217

(R10420)

218

Discharge pipe thermistor

218

(R10430)

218

(R10431)

218

(R10432)

219

Four-way

219

Sound blanket

220

Sound blanket (outer)

221

Sound blanket (top inner)

221

Mufflers

221

(R10439)

222

2.7 Removal of the Compressor

223

Trial Operation and

224

Field Settings

224

1. Trial Operation

226

(1) (3) (4)

227

3. Field Settings

230

3.3 NIGHT QUIET Mode

231

Wireless remote

232

Applicable

233

<Example>

233

Appendix

234

Appendix 226

235

1. Piping Diagrams

236

4MXS32GVJU

238

2. Wiring Diagrams

239

3D045012L

240

2.2 Outdoor Unit

241

3D058397

242

SiUS12-928_A Wiring Diagrams

243

Appendix 234

243

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