LG THERMA V HM093MR Bedienungsanleitung

INSTALLATION MANUAL

AIR-TO-WATER

HEAT PUMP

www.lg.com

MFL68026607

Rev.17_013023

Original instruction

Please read this installation manual completely before installing the

product.

Installation work must be performed in accordance with the national

wiring standards by authorized personnel only. Please retain this

installation manual for future reference after reading it thoroughly.

PORTUGUÊS

MAGYAR

БЪЛГАРСКИ

SRPSKI

HRVATSKI

SLOVENŠČINA

DANSK

ENGLISH ITALIANO ESPAÑOL

FRANÇAIS

DEUTSCH

ΕΛΛΗΝΙΚΆ

ČEŠTINA

NEDERLANDS

POLSKI

LIMBA ROMÂNĂ

TABLE OF CONTENTS

ENGLISH

8PREFACE

[Chapter 1]

9SAFETY INSTRUCTIONS

[Chapter 2]

22 INSTALLATION PART

[Chapter 3]

23 GENERAL INFORMATION

23 Model Information

25 Model name and related information

26 Parts and Dimensions

32 Control Parts

34 Remote Controller

35 Typical Installation Example

41 Cycle Diagram

44 Water cycle

[Chapter 4]

47 INSTALLATION

47 Transporting the Unit

48 Installation places

49 Multiple installation

51 Installation at Seaside

51 Seasonal Wind and Cautions in Winter

52 Foundation for Installation

53 Electrical Wiring

TABLE OF CONTENTS

ENGLISH

63 Wiring of main power supply and equipment capacity

64 Water Piping and Water Circuit Connection

65 Pipe Insulation

66 Water Charging

67 Water pump Capacity

67 Pressure Drop

68 Performance curve

69 Water Quality

69 Frost protection by antifreeze

70 Frost protection by antifreeze valve

72 Water Volume and Expansion Vessel Pressure

[Chapter 5]

73 ACCESSORIES INSTALLATION

73 Accessories supported by LG Electronics

75 Accessories supported by 3rd party Companies

76 Before Installation

76 Thermostat

80 2nd Circuit

85 3rd Party Boiler

86 3rd Party Controller

87 Meter Interface

88 Central Controller

89 Remote Controller

93 DHW Tank

98 DHW Tank Kit

100 Solar Thermal Kit (For 3 Series)

102 Solar Thermal Kit (For 4 Series)

103 Dry Contact

105 External Controller - Setting up programmable digital input operation

106 Remote Temperature Sensor

109 Solar pump

110 External pump

111 Wi-ﬁ Modem

TABLE OF CONTENTS

ENGLISH

112 Energy State

113 Digital Input for energy saving (ESS, Smart Grid)

114 2Way Valve

116 3Way Valve(A)

117 3Way Valve(B)

118 Electric Heater

124 Typical Installation Example

126 Final check

[Chapter 6]

127 CONFIGURATION

127 DIP Switch Setting

[Chapter 7]

137 SERVICE SETTING

137 How to enter service setting

137 Service setting

138 Service Contact

139 Model Information

140 RMC Version lnformation

141 Open Source License

[Chapter 8]

142 INSTALLER SETTING (For 3 Series)

142 How to enter installer setting

143 Installer setting (For 3 Series)

145 3 Minutes Delay

146 Select Temperature Sensor

147 Dry Contact Mode

148 Central Control Address

149 Pump test run

150 Air cooling set temp

TABLE OF CONTENTS

ENGLISH

151 Water cooling set temp

152 Air heating set temp

153 Water heating set temp

154 DHW set temp

155 Screed drying

157 Heater on temperature

159 Water supply off temp. during cooling

161 Tank disinfection setting 1, 2

162 Tank setting1

163 Tank setting2

165 Heater priority

166 DHW time setting

168 TH on/off Variable, heating air

169 TH on/off Variable, heating water

170 TH on/off Variable, cooling air

171 TH on/off Variable, cooling water

172 Heating temp. setting

173 Cooling temp. setting

174 Pump setting in heating

175 Pump setting. in cooling

176 Forced operation

177 CN_CC

178 Pump Capacity

179 Seasonal auto temp

181 Modbus Address

182 CN_EXT

183 Anti-freezing Temperature

184 Add Zone

185 Use External Pump

186 3rd Party Boiler

187 Meter Interface

188 Pump Prerun/Overrun

189 Solar Thermal System

191 Energy state

194 Data logging

195 Password Initialization

TABLE OF CONTENTS

ENGLISH

196 INSTALLER SETTING (For 4 Series)

199 Select Temperature Sensor

200 Use Heating Tank Heater

201 Mixing Circuit

203 Use External Pump

204 RMC master/slave

205 LG Therma V Conﬁguration

206 Forced operation

207 Pump Prerun/Overrun

208 Water Flow Control

209 Energy Monitoring

210 Anti-Freezing Option 1

211 Password Reset

212 Screed drying

214 Heater on temperature

215 Air heating set temp.

216 Water heating set temp.

217 Hysteresis Room Air(Heating)

218 Hysteresis Heating Water

219 Heating temp. setting

220 Pump setting in heating

221 Air cooling set temp.

222 Water cooling set temp.

223 Water supply off temp. during cooling

225 Hysteresis Room Air(Cooling)

226 Hysteresis Cooling Water

227 Cooling temp. setting

228 Pump setting in cooling

229 Seasonal auto temp.

232 Heater priority

233 DHW set temp.

234 Tank disinfection setting 1, 2

235 Tank setting1

236 Tank setting2

238 DHW time setting

TABLE OF CONTENTS

ENGLISH

240 Recirculation time

241 Solar Thermal System

243 Pump test run

244 Frost Protection Temp.

245 Dry Contact Mode

246 Central Control Address

247 CN_CC

248 LG Therma V Conﬁguration

249 Energy state

252 Thermostat control type

253 Pump operation time

254 IDU operation time

255 Modbus Address

256 Modbus gateway memory map

259 CN_EXT

260 3rd Party Boiler

261 Meter Interface

262 Current ﬂow rate

263 Data logging

[Chapter 9]

264 COMMISSIONING

264 Check List before Starting Operation

265 Starting Operation

266 Starting Operation ﬂow chart

266 Airborne Noise Emission

267 Vacuum & Charge of Refrigerant

269 How to drain remaining water in the product

270 Troubleshooting

Preface

ENGLISH

PREFACE

This installation manual is to present information and guide about understanding, installing,

and checking .

Your careful reading before installation is highly appreciated to make no mistake and to prevent

potential risks. The manual is divided into nine chapters. These chapters are classified according

to installation procedure. See the table below to get summarized information.

Chapters Contents

Chapter 1

• Warning and Caution concerned with safety.

• This chapter is directly related with human safety. We strongly recommend reading

this chapter carefully.

Chapter 2

• Items Inside product Box

• Before starting installation, please make it sure that all parts are found inside the

product box.

Chapter 3

• Fundamental knowledge about

• Model identification, accessories information, refrigerant and water cycle diagram,

parts and dimensions, electrical wiring diagrams, etc.

• This chapter is important to understand

Chapter 4

• Installation about the unit.

• Installation location, constraints on installation site, etc

• Electrical wiring at the unit.

• System set-up and configuration.

• Information about water pump

Chapter 5

• Information about supported accessories

• Specification, Constraints, and wiring are described.

• Before purchasing accessories, please find supported specification to buy proper

one.

Chapter 6

• Information about DIP switch setting

Chapter 7

• check and input service contact

• information about model and open source license

Chapter 8

• Information on the installer setup mode that sets the detailed functions of the

remote control

• Incorrectly setting the installer setup mode may result in product failure, personal

injury, or property loss, so this chapter requires a deeper understanding

Chapter 9

• Check points before starting operation are explained.

• Troubleshooting, maintenance, and error code list are presented to correct

problems

PREFACE

ENGLISH

WARNING

Installation

• Do not use a defective or underrated circuit breaker. Use this

appliance on a dedicated circuit.

- There is risk of fire or electric shock.

Read the precautions in

this manual carefully

before operating the

unit.

This appliance is filled

with flammable

refrigerant (for R32)

This symbol indicates

that the Operation

Manual should be read

carefully.

This symbol indicates

that a service personnel

should be handling this

equipment with

reference to the

Installation Manual.

WARNING

This indicates that the failure to follow the instructions can

cause serious injury or death.

CAUTION

This indicates that the failure to follow the instructions can

cause the minor injury or damage to the product.

This symbol is displayed to indicate matters and

operations that can cause risk. Read the part with this

symbol carefully and follow the instructions in order to

avoid risk.

The following safety guidelines are intended to prevent

unforeseen risks or damage from unsafe or incorrect operation

of the appliance. The guidelines are separated into ‘WARNING’

and ‘CAUTION’ as described below.

SAFETY INSTRUCTIONS

ENGLISH

• For electrical work, contact the dealer, seller, a qualified

electrician, or an Authorized Service Center.

- There is risk of fire or electric shock.

• Always ground the unit.

- There is risk of fire or electric shock.

• Install the panel and the cover of control box securely.

- There is risk of fire or electric shock.

• Always install a dedicated circuit and breaker.

- Improper wiring or installation may cause fire or electric

shock.

• Use the correctly rated breaker or fuse.

- There is risk of fire or electric.

• Do not modify or extend the power cable.

- There is risk of fire or electric shock.

• Do not install, remove, or reinstall the unit by yourself

(customer).

- There is risk of fire, electric shock, explosion, or injury

• For antifreeze, always contact the dealer or an authorized

service center.

- Almost the antifreeze is a toxic product.

• For installation, always contact the dealer or an authorized

Service Center.

- There is risk of fire, electric shock, explosion, or injury.

• Do not install the unit on a defective installation stand.

- It may cause injury, accident, or damage to the unit.

• Be sure the installation area does not deteriorate with age.

- If the base collapses, the unit could fall with it, causing

property damage, unit failure, and personal injury.

• Do not install the water pipe system as Open loop type.

- It may cause failure of unit.

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