Daikin FHYC125FVE manuals

Daikin FHYC125FVE Service Manual (397 pages)

Brand: Daikin | Category: Split-system air conditioners | Size: 8.51 MB |

English

Table of contents

Service Manual

1

Table of Contents

3

3 Specifications

4

4 Functional Diagrams

4

Functional Description

7

Troubleshooting

8

Commissioning and Test Run

9

Disassembly and Maintenance

10

1 Introduction

11

Introduction ESiEN02–01A

14

IEN02–01A

15

ESIEN02–01A

16

1–2 Part 1 – System Outline

16

1.1 What Is in This Chapter?

17

1.3 RY35EAZ7V1 and RY45EAZ7V1

20

≤ 1000 300

21

> 1000 600

21

1.4 R60GZ7W1

22

1.5 MA56GZ7W11

24

≤ 1000 350

25

1.6 MA90GZ7W11

26

1.9 RP200B7W1 and RYP200B7W1

32

1.10 RP250B7W1 and RYP250B7W1

34

Installation impossible

37

1–26 Part 1 – System Outline

40

FHYC35BZ7V1, FHYC45BZ7V1

42

1000 or more

43

Part 1 – System Outline 1–33

47

2.7 FDYP125B7V1

50

FDYP200B7V1

51

FDYP250B7V1 255

51

2.9 FHYP35BV1 and FHYP45BV1

52

2.10 FHYP60BV1 and FHYP71BV1

54

2.11 FHYP100BV1

56

2.12 FHYP125BV1

58

2.13 FUYP71BV17

60

2.15 FAYP71BV1 and FAYP100BV1

64

1–56 Part 1 – System Outline

70

3.3 RP71

73

3.5 RY35 and RY45

75

3.8 FHYC and FHYCP

78

3.9 FHYBP

79

3.10 FDYP

80

3.11 FHYP

81

3.12 FUYP

82

3.13 FAYP and FHYKP

83

Specifications ESiEN02–01A

84

1–70 Part 1 – System Outline

84

4.2 R35GZ7V11

86

4.3 R45GZ7V11 and R45GZ7W11

87

4.4 R60GZ7W1

88

4.5 MA56GZ7W11

89

4.6 MA90GZ7W11

90

■ For pair, see page 1-79

92

■ For twin, see page 1-80

92

■ For triple, see page 1-81

92

RP200B7W1 or

93

RP250B7W1

93

4.13 RY35EAZ7V1

97

4.14 RY45EAZ7V1

98

■ For pair, see page 1-87

100

■ For twin, see page 1-88

100

■ For triple, see page 1-89

100

Outdoor unit:

101

RYP200B7W1 or

101

RYP250B7W1

101

4.22 Piping Components

107

ESiEN02–01A

108

1–94 Part 1 – System Outline

108

5 Switch Box Layout

109

5.2 R35GZ7V11 and R45GZ7V11

110

5.3 R45GZ7W11

111

5.4 R60GZ7W1

112

5.5 MA56GZ7W11

113

5.6 MA90GZ7W11

114

5.7 RP71B7V1 and RYP71B7V1

115

5.9 RP100B7V1 and RYP100B7V1

117

RYP100B7W1 and RYP125B7W1

118

C2RC1R X1M

120

FHYP100BV1 and FHYP125BV1

124

C1R PCB2X2M X1M

125

5.18 FAYP71BV1 and FAYP100BV1

126

PCB1C1RX2M

127

Switch Box Layout ESiEN02–01A

128

1–114 Part 1 – System Outline

128

6.1 What Is in This Chapter?

129

6.2 R35GZ7V11

130

6.3 R45GZ7V11

131

3N~ 50Hz

132

6.8 RP71B7V1

136

6.9 RP71B7W1

137

6.10 RP71B7T1

138

6.11 RP100B7V1

139

6.12 RP100B7W1 and RP125B7W1

140

6.13 RP100B7T1and RP125B7T1

141

6.14 RP200B7W1 and RP250B7W1

142

Part 1 – System Outline 1–129

143

6.16 RYP71B7V1

144

6.17 RYP71B7W1

145

6.18 RYP100B7V1

146

Part 1 – System Outline 1–133

147

FIELD WIRING

148

7.1 What Is in This Chapter?

149

1–136 Part 1 – System Outline

150

Part 1 – System Outline 1–137

151

1–138 Part 1 – System Outline

152

Part 1 – System Outline 1–139

153

1–140 Part 1 – System Outline

154

1–142 Part 1 – System Outline

156

7.9 FAYP71BV1 and FAYP100BV1

157

1–144 Part 1 – System Outline

158

8 PCB Layout

159

8.4 PCB Types

162

8.5 PCB Type A

163

8.6 PCB Type B

164

8.7 PCB Type D

165

8.8 PCB Type E

166

8.9 PCB Type F

167

8.10 PCB Type G

168

8.11 PCB Type H

169

8.12 PCB Type I

170

8.13 PCB Type J

171

8.14 PCB Type N

172

8.15 PCB Type O

174

8.16 PCB Type P

175

8.17 PCB Type Q

176

8.18 PCB Type R

177

PCB Layout ESiEN02–01A

178

1–164 Part 1 – System Outline

178

1 General Functionality

181

Outdoor unit

182

Indoor unit

182

■ Normal operating mode

185

■ Forced operating mode

185

1.7 Thermostat Control

189

1.8 Forced Thermostat OFF

191

ΔTd ≤ 5K

191

1.9 HPS and LPS Function

192

■ R(Y)P71-250B

193

■ RY35-45E(A)Z7V1

193

■ Change in E.V. opening

194

■ Td < Tc + 10°C

194

■ Td < 55°C

194

■ After start-up + 5 min:

194

1.12 Gas Shortage Function

195

1.14 Drain Pump Control

197

5 min 5 min5 s

198

1.15 Fan and Flap Operations

199

1.16 Auto-Restart Function

200

2.1 What Is in This Chapter?

203

2.2 Dry Keep Mode

204

(Year Round Cooling)

211

■ Cooling (automatic), or

213

■ Dry keep

213

3.1 What Is in This Chapter?

215

3.2 Defrost Control

216

■ After 10 min, or

217

3.3 Draft Avoidance Control 1

219

3.4 Draft Avoidance Control 2

221

3.6 4-way Valve Control

223

Outdoor unit air

224

Indoor unit air

224

3–2 Part 3 – Troubleshooting

230

1 Troubleshooting

231

INSPECTION/TEST

235

UNIT No

236

Outdoor Malfunctions

240

System Malfunctions

241

2 Error Codes: Indoor Units

249

3–24 Part 3 – Troubleshooting

252

■ Broken or disconnected wire

253

■ Malfunctioning contact

253

3–26 Part 3 – Troubleshooting

254

■ Malfunctioning float switch

255

Part 3 – Troubleshooting 3–29

257

Part 3 – Troubleshooting 3–31

259

■ Malfunctioning thermistor

260

■ Broken wire

260

3 Error Codes: Outdoor Units

261

Part 3 – Troubleshooting 3–35

263

High temperature of

263

3–36 Part 3 – Troubleshooting

264

The fan does not

264

3–38 Part 3 – Troubleshooting

266

3–44 Part 3 – Troubleshooting

272

3–46 Part 3 – Troubleshooting

274

3.7 Malfunctioning HPS (H3)

275

3–52 Part 3 – Troubleshooting

280

4.1 What Is in This Chapter?

281

■ Refrigerant shortage

282

4.3 Reverse Phase (U1)

283

3–56 Part 3 – Troubleshooting

284

U4 or UF

285

3–58 Part 3 – Troubleshooting

286

Part 3 – Troubleshooting 3–59

287

■ Malfunctioning indoor PCB

288

■ Outside cause (noise...)

288

Part 3 – Troubleshooting 3–63

291

3–64 Part 3 – Troubleshooting

292

5.1 What Is in This Chapter?

293

3–68 Part 3 – Troubleshooting

296

Part 3 – Troubleshooting 3–69

297

3–70 Part 3 – Troubleshooting

298

5.8 Checking the Thermistors

300

5.9 R1T and R2T

301

5.10 R3T

302

1 Pre-Test Run Checks

305

1.2 Test Run Checks

306

FILTER RESET

308

2 Field settings

311

L H

312

■ “Mode No.”

313

■ “First code No.”

313

■ “Second code No.”

313

Group No

320

Mode No

320

Initial setting mode

320

2.10 The Field Setting Levels

321

2.12 Jumpers

325

2.13 DIP switch DS1

326

2.14 DIP switch DS2

327

3 Test Run and Operation Data

329

3.1 General Operation Data

330

Outdoor temp

331

Indoor temp

331

Pull-down period

331

3.3 RP200B7W1 and RP250B7W1

332

■ Level difference: 0 m

333

■ Air flow rate: High

333

3.5 RYP200B7W1 and RYP250B7W1

334

1.2 R35GZ7V11

338

1.3 R45GZ7V11 and R45GZ7W11

340

1.4 RY35EAZ7V1 and RY45EAZ7V1

342

1.5 R60GZ7W11

344

1.6 MA56GZ7W11

346

1.7 MA90GZ7W11

348

Switch box

350

1.9 RYP71B7V1 and RYP71B7W1

352

1.12 RP200B7W1 and RP250B7W1

358

Drain pump assy

366

Accessories

366

Fan assy

366

Remote control

380

Detail A

380

Decoration panel

380

2.12 FUYP71BV17

384

Detail B arrow view

386

2.14 FAYP71BV1 and FAYP100BV1

388

Numerics

391

ÉESiEN02-01A

397

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