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93

PIPING AND WIRING FOR INDOOR UNIT

ENGLISH

Performance test based on standard ISO 9906 with pre-pressure 2.0bar and liquid temperature
20 °C.

WARNING

!

Selecting a water flowrate outside the curves can cause damage to or malfunction of the
unit.

MGQ62321902 : UPM3K GEO 20 - 75 CHBL

(5 kW, 7 kW, 9 kW / for R32)

MGQ62321901 : UPML GEO 20-105 CHBL

(12 kW, 14 kW, 16 kW / for Hydrosplit)

Summary of Contents for THERMA V

Page 1: ...national wiring standards by authorized personnel only Please retain this installation manual for future reference after reading it thoroughly Original instruction Copyright 2017 2020 LG Electronics Inc All Rights Reserved MFL68681810 Rev 13_102720 ENGLISH ITALIANO ESPAÑOL FRANÇAIS DEUTSCH ΕΛΛΗΝΙΚΆ ČEŠTINA NEDERLANDS POLSKI LIMBA ROMÂNĂ PORTUGUÊS MAGYAR БЪЛГАРСКИ SRPSKI HRVATSKI SLOVENŠČINA ...

Page 2: ...Hole in the Wall For Split 57 Transporting the Unit 59 Installation at Seaside 60 Seasonal wind and cautions in winter 61 INSTALLATION OF INDOOR UNIT 61 Conditions where Indoor Unit is Installed 64 Flow area requirement indoor unit For R32 Split 65 Ventilation requirements 68 Electrical Wiring 71 PIPING AND WIRING FOR OUTDOOR UNIT 71 Refrigerant Piping 72 Preparation for Piping 73 Connecting Pipe ...

Page 3: ...plit 129 2Way Valve 130 3Way Valve A 131 3Way Valve B 132 Final check 133 CONFIGURATION 133 DIP Switch Setting For Split 138 DIP Switch Setting For Hydrosplit 144 SERVICE SETTING 144 How to enter service setting 144 Service setting 145 Service contact 146 Model information 147 RMC version lnformation 148 Open source license 149 INSTALLER SETTING 149 How to enter installer setting 150 Installer set...

Page 4: ...e 196 Pump Prerun Overrun 197 Solar Thermal System 199 Current flow rate 200 Data logging 201 Password Initialization 202 Power Supply Blockage Smart Grid 203 Overview settings 205 Installer setting For Hydrosplit 208 Select Temperature Sensor 209 Use Heating Tank Heater 210 Mixing Circuit 211 Use External Pump 211 RMC master slave 212 LG Therma V Configuration 213 Forced operation 214 Pump Prerun...

Page 5: ...ntact Mode 250 Central Control Address 251 CN_CC 252 Energy state 253 Thermostat control type 254 Pump operation time 255 IDU operation time 256 Modbus Address 257 Modbus gateway memory map 260 CN_EXT 261 3rd Party Boiler 262 Meter Interface 263 Current flow rate 264 Data logging 265 COMMISSIONING 265 Check List before Starting Operation 266 Starting Operation 267 Starting Operation flow chart 267...

Page 6: ...or unit Installation location constraints on installation site etc Chapter 5 Installation about the indoor unit Installation location constraints on installation site etc Constrains when accessories are installed Chapter 6 How to perform piping for refrigerant and wiring at the outdoor unit Refrigerant pipe connection between the indoor unit and the outdoor unit Electrical wiring at the outdoor un...

Page 7: ...ymbol indicates that a service personnel should be handling this equipment with reference to the Installation Manual SAFETY INSTRUCTIONS 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 matter...

Page 8: ...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 c...

Page 9: ...rating system part for R32 Any person who is involved with working on or breaking into a refrigerant circuit should hold a current valid certificate from an industry accredited assessment authority which authorises their competence to handle refrigerants safely in accordance with an industry recognised assessment specification for R32 Do not use means to accelerate the defrosting process or to cle...

Page 10: ...it with wet hands There is risk of fire or electric shock Do not place a heater or other appliances near the power cable There is risk of fire or electric shock Do not allow water to run into electric parts There is risk of fire failure of the unit or electric shock Do not store or use flammable gas or combustibles near the unit There is risk of fire or failure of unit Do not use the unit in a tig...

Page 11: ... There is risk of burns or frostbite personal injury If you touch the pipe or internal parts you should be wear protection or wait time to return to normal temperature Otherwise it may cause burns or frostbite personal injury Turn the main power on 6 hours ago before the product starting operation Otherwise it may cause compressor damage Do not touch electric parts for 10 minutes after main power ...

Page 12: ...stored in a room without continuously operating open flames for example an operating gas appliance and ignition sources for example an operating electric heater for R32 The appliance shall be stored so as to prevent mechanical damage from occurring for R32 Servicing shall only be performed as recommended by the equipment manufacturer Maintenance and repair requiring the assistance of other skilled...

Page 13: ...Use a soft cloth to clean Do not use harsh detergents solvents etc There is risk of fire electric shock or damage to the plastic parts of the unit Do not step on or put anything on the unit There is risk of personal injury and failure of unit Use a firm stool or ladder when cleaning or maintaining the unit Be careful and avoid personal injury Do not turn on the breaker or power under condition tha...

Page 14: ...h a supply conductor complying with the national regulation The instructions for service to be done by specialized personnel mandated by the manufacturer or the authorized representative may be supplied in only one Community language which the specialized personnel understand This appliance is not intended for use by persons including children with reduced physical sensory or mental capabilities o...

Page 15: ... make it sure that all parts are found inside the product box For Split INDOOR UNIT BOX INSTALLATION PART Item Image Outdoor Unit U4 Chassis Outdoor Unit U3 Chassis Drain Cap Drain Nipple Damper OUTDOOR UNIT BOX Item Image Shut off valve Installation Sheet Item Image Indoor unit Installation Manual Owner s Installation manual ...

Page 16: ...OOR UNIT BOX Item Image Quantity Outdoor Unit U3 Chassis 1 Drain Cap 4 Drain Nipple 1 Installation Manual 1 Owner s Installation manual 1 Strainer 1 Damper 4 OUTDOOR UNIT BOX Item Image Quantity Indoor unit 1 Item Image Quantity Installation Sheet 1 ...

Page 17: ...ON TOOLS Figure Name Figure Name Screw driver Ohmmeter Electric drill Hexagonal wrench Measuring tape Knife Ammeter Hole core drill Leak detector Spanner Thermometer Horizontal meter Torque wrench Flaring tool set Manifold Gauge Vacuum Pump ...

Page 18: ...Outdoor unit Function A General heating heat pump Z H N W 0 9 6 0 6 A 0 Heater Electrical ratings 6 1 phase 220 240 V 50 Hz 8 3 phase 380 415 V 50 Hz Heating Capacity 09 9 kW 16 16 kW Heater Capacity 06 6 kW 09 9 kW Model Type W Inverter Heat Pump Classification N Indoor Unit ZH Air to Water Heat Pump for R32 AH Air to Water Heat Pump for R410A Series Number Z H U W 0 9 6 A 0 Series Number Functio...

Page 19: ...er Heat Pump Classification N Indoor Unit ZH Air to Water Heat Pump for R32 Series Number Z H B W 1 6 8 B 0 Series Number Function B Hydrosplit Type Electrical ratings 6 1 phase 220 240 V 50 Hz 8 3 phase 380 415 V 50 Hz Heating Capacity 12 12 kW 14 14 kW 16 16 kW Model Type W Inverter Heat Pump Classification B Monobloc ZH Air to Water Heat Pump for R32 Indoor unit ...

Page 20: ...at Pump 4 Series U 1 M A U3 3 3 Split R410A Chassis U3 A R410A M Mid Low Temperature H High Temperature Electrical ratings 1 50 Hz 220 240 V 3 50 Hz 380 415 V 3N Heating Capacity Ex 12 12 kW 14 14 kW 16 16 kW U Outdoor Unit H Air to Water Heat Pump 16 H N 1 6 N K 3 Series Number Chassis K1 K2 K3 N Indoor Unit Heater Capacity 06 6 kW 09 9 kW Electrical ratings 1 50 Hz 220 240 V 3 50 Hz 380 415 V 3N...

Page 21: ...Electrical ratings 1 1Ø 220 240 V AC 50 Hz Heating capacity Ex 9 kW 09 U Outdoor unit Classification H Air to water Heat Pump H N 09 1 6 M N K 4 Series Number Chassis K1 Classification N Indoor Unit M Middle Temperature Heater capacity Heater electrical ratings 1 1Ø 220 240 V 50 Hz 6 6 kW Heater Heating capacity Ex 9 kW 09 N Indoor unit Classification H Air to water Heat Pump Indoor unit ...

Page 22: ... 50 Hz 3 3Ø 380 415 V 50 Hz Heating capacity Ex 12 kW 12 14 kW 14 16 kW 16 U Outdoor unit Classification H Air to water Heat Pump N 0 M 0 B N K 0 Series Number Chassis K1 Classification N Indoor Unit B Hydrosplit Type M Middle Temperature Heater capacity Ex 0 kW 0 Heater electrical ratings 0 For both 1Ø 220 240 V 50 Hz and 3Ø 380 415 V 50 Hz Heating capacity Ex 16 kW 16 Classification N Indoor uni...

Page 23: ...t Series Outdoor Unit Indoor Unit Phase Capacity kW Phase Capacity kW Heating kW 1 Cooling kW 2 Split R32 0 1Ø 5 1Ø 9 6 3 3 220 240 V 50 Hz 5 5 5 5 220 240 V 50 Hz 7 7 0 7 0 9 9 0 9 0 R410A 3 1Ø 5 1Ø 16 6 3 3 220 240 V 50 Hz 5 0 5 0 220 240 V 50 Hz 7 7 0 7 0 9 9 0 9 0 12 12 0 10 4 14 14 0 12 0 16 16 0 13 0 4 12 12 0 10 4 14 14 0 12 0 16 16 0 13 0 3 3Ø 12 3Ø 9 3 3 3 380 415 V 50 Hz 12 0 10 4 380 41...

Page 24: ...24 GENERAL INFORMATION ENGLISH Parts and Dimensions Indoor unit For R410A External unit mm 850 315 490 490 315 Description No Name Remark 1 Control Panel Built in Remote Controller ...

Page 25: ...25 GENERAL INFORMATION ENGLISH unit mm 484 289 6 13 9 10 12 6 8 14 15 4 3 2 16 16 1 5 847 8 7 484 123 116 84 5 76 41 63 4 36 9 46 4 11 Indoor unit For R410A Internal ...

Page 26: ...55 C 9 Flow Switch Minimum operation range at 15 LPM 10 Plate Heat Exchanger Heat exchange between refrigerant and water 11 Pressure Gauge Indicates circulating water pressure 12 Expansion Tank Absorbing Volume change of heated water 13 Air Vent Air purging when Charging water 14 Electric Heater Please refer to the below Page Model name and related information Cut off power input to electric heate...

Page 27: ...city 12 kW 14 kW 16 kW U3 Chassis unit mm 4 holes for anchor bolts 390 360 330 Supporter 1 380 165 165 490 620 950 390 1 356 Outdoor unit For R410A External No Name 1 Liquid side Service Valve 2 Gas side Service Valve 3 Air discharge Grille Description ...

Page 28: ...H Product Heating Capacity 5 kW 7 kW 9 kW U4 Chassis unit mm Supporter 4 holes for anchor bolts 390 834 165 165 364 390 620 950 809 330 No Name 1 Liquid side Service Valve 2 Gas side Service Valve 3 Air discharge Grille Description ...

Page 29: ...29 GENERAL INFORMATION ENGLISH Indoor unit For R32 Split External 317 490 490 317 851 Description No Name Remark 1 Control Panel Built in Remote Controller unit mm ...

Page 30: ...30 GENERAL INFORMATION ENGLISH unit mm 484 289 5 848 8 63 4 36 9 46 9 84 9 115 6 123 3 76 40 7 13 10 8 14 11 1 16 2 3 4 15 5 9 7 12 Indoor unit For R32 Split Internal ...

Page 31: ...ut to electric heater at 184 C Not Recoverable 9 Flow Sensor Range 7 80 L min 10 Plate Heat Exchanger Heat exchange between refrigerant and water 11 Pressure Gauge Indicates circulating water pressure 12 Expansion Tank Absorbing Volume change of heated water 13 Air Vent Air purging when Charging water 14 Electric Heater Please refer to the below Page Model name and related information Cut off powe...

Page 32: ...or R32 Split External Product Heating Capacity 5 kW 7 kW 9 kW U4 Chassis unit mm Supporter 4 holes for anchor bolts 390 834 165 165 390 620 950 809 330 No Name 1 Liquid side Service Valve 2 Gas side Service Valve 3 Air discharge Grille Description ...

Page 33: ...33 GENERAL INFORMATION ENGLISH Indoor unit For Hydrosplit External 315 490 490 315 850 Description No Name Remark 1 Control Panel Built in Remote Controller unit mm ...

Page 34: ...34 GENERAL INFORMATION ENGLISH unit mm 484 289 847 8 63 4 36 9 84 5 116 240 9 1 4 3 7 6 2 8 5 Indoor unit For Hydrosplit Internal ...

Page 35: ...ch 3 Water Pump Circulating the water 4 Safety Valve Open at water pressure 3 bar 5 Control Box PCB and terminal blocks 6 Flow Sensor Range 5 80 L min 7 Pressure Sensor Indicates circulating water pressure 8 Expansion Tank Absorbing Volume change of heated water 9 Air Vent Air Pumping when Charging water Description ...

Page 36: ...osplit External 4 holes for anchor bolts M10 390 834 165 166 390 619 950 24 330 360 165 619 405 137 2 1 3 No Name 1 Entering Water Pipe 2 Leaving Water Pipe 3 Air discharge Grille Description Product Heating Capacity 12 kW 14 kW 16 kW U3 Chassis unit mm ...

Page 37: ...minal blocks allow easy connection of field wiring 2 Unit ELB The ELB protects the unit against overload or short circuit 3 Water tank heater ELB optional The ELB protects the water tank heater in sanitary water tank against overload or short circuit 4 Magnet switch Sub PCB Relay 5 Main PCB The main PCB Printed Circuit Board controls the functioning of the unit Production date Until Sep 30 2019 Fr...

Page 38: ... ELB The ELB protects the unit against overload or short circuit 3 Water tank heater ELB optional The ELB protects the water tank heater in sanitary water tank against overload or short circuit 4 Magnet switch Sub PCB Relay 5 Main PCB The main PCB Printed Circuit Board controls the functioning of the unit 3Ø Electric Heater Model 5 1 4 2 3 ...

Page 39: ...ol Parts For Hydrosplit Control Box Indoor Unit 1 2 Description No Name Remark 1 Terminal blocks The terminal blocks allow easy connection of field wiring 2 Main PCB The Main PCB Printed Circuit Board controls the functioning of the unit ...

Page 40: ... setting value OK button When you save the menu s setting value On Off button When you turn ON OFF the AWHP OK Operation display window On Off Button OK Button Back button Up Down Left Right Button Wiring Diagram Indoor Unit Refer to the wiring diagram inside the control box Circuit Diagram Indoor Unit Refer to the circuit diagram inside the front panel Wiring Diagram Outdoor Unit Refer to the att...

Page 41: ...t Floor heating loop Fan coil unit Radiator M F NOTE Room thermostat Type of thermostat and specification should be complied with chapter 4 and chapter 7 of installation manual 2way valve It is important to install 2way valve to prevent dew condensation on the floor and radiator while cooling mode Type of 2way control valve and specification should be complied with chapter 4 and chapter 7 of insta...

Page 42: ...should be complied with chapter 4 and chapter 7 of installation manual CASE 2 Connecting DHW Tank Outdoor Indoor Outdoor Unit Indoor Unit Floor heating loop Fan coil unit Hot water City water Radiator M F DHW DHW tank tank DHW tank High Temperature Room Thermostat Field supply 2way valve Field supply 3way valve Field supply By pass valve Field supply Low Temperature Shut off valve Magnetic Filter ...

Page 43: ... High Temperature Room Thermostat Field supply 2way valve Field supply 3way valve Field supply By pass valve Field supply Low Temperature Shut off valve Pump Field supply Magnetic Filter Recommended M F DHW tank NOTE DHW tank It should be equipped with internal electric heater to generate sufficient heat energy in very cold season DHW Domestic Hot Water Pump Maximum power consumption of pump shoul...

Page 44: ... Field supply 3way valve Field supply Pump Field supply Mix Kit Field supply NOTE Mix Kit You can install it when you want to set the temperature of two rooms individually When heating Main Zone can not be higher than Add Zone For Split When cooling Main Zone can not be lower than Add Zone For Split The types and specifications of the Mix Kit are to comply with Chapters 4 and 7 of the THERMA V Ins...

Page 45: ... vent Field supply M F Reverse check valve 3way valve Field supply Pump Field supply Aquastat V V NOTE DHW tank 3rd Party Boiler You can control the boiler automatically and manually by comparing the outside temperature and the set temperature 3way valve It is a valve for DHW use Not installed when installing Buffer Tank Type of 3way valve and specification should be complied with chapter 4 and ch...

Page 46: ...es Pressure Sensor Accumulator Compressor 4 way Valve Outdoor Unit Heat Exchanger LIQUID SIDE S8 S7 S5 S4 S3 S6 S2 S10 S9 S1 S12 GAS SIDE Service Valve 3 way EEV Service Valve 3 way Indoor Unit Plate Heat Exchanger Water Out Water In Accessories Pressure Sensor Accumulator Compressor 4 way Valve Outdoor Unit Heat Exchanger LIQUID SIDE S8 S7 S5 S4 S3 S6 S2 S10 S9 S1 S12 4 Series ...

Page 47: ...scription is expressed based on Cooling mode S6 Outdoor air temperature sensor CN_AIR EEV Electronic Expansion Valve CN_EEV1_WH Indoor Unit S7 Outlet evaporator temperature sensor CN_PIPE_OUT Meaning is expressed based on Cooling mode S8 Inlet evaporator temperature sensor CN_PIPE_IN S9 Entering water temperature sensor CN_TH3 S10 Leaving water temperature sensor S11 Electric heater outlet tempera...

Page 48: ..._SUCTION S2 Inlet IHEX temperature sensor CN_VI_IN S3 Outdoor air temperature sensor CN_AIR S4 Outdoor HEX temp sensor CN_C_PIPE S5 Compressor discharge pipe temperature sensor CN_DISCHARGE S6 Outdoor HEX middle temp sensor CN_MID S9 PHEX gas temp sensor CN_PIPE OUT S10 PHEX liquid temp sensor CN_PIPE IN EEV1 Electronic Expansion Valve Heating CN_EEV1 WH EEV3 Electronic Expansion Valve Injection C...

Page 49: ...ensor CN_MID S3 Compressor discharge pipe temperature sensor CN_DISCHARGE S4 Compressor suction pipe temperature sensor CN_SUCTION S5 Outdoor HEX temperature sensor CN_C_PIPE S6 Outdoor air temperature sensor CN_AIR S7 Compressor injection pipe temperature sensor CN_VI_IN EEV1 Electronic Expansion Valve Heating Cooling CN_EEV1 EEV2 Electronic Expansion Valve Injection CN_EEV_MAIN Water Side S8 Out...

Page 50: ...nit Hydro Kit EXP TANK W PUMP_1 Ref Out F S E HT Remote Room Temp Sensor Solar Panel 3WAY V V_1 2WAY V V_1 City Water Shower 3WAY V V_2 SOLAR THERMAL SYSTEM W PUMP_2 B HT Ref In Radiator DHW Tank is Installed DHW tank is Necessary Solar thermal system is connected Solar thermal kit is necessary M F Magnetic Filter Recommended S7 S8 S11 S13 S14 S12 S9 S10 ...

Page 51: ...accessory and Field installation sold separately Generating and storing DHW by AWHP or built in electric heater B HT Electric Heater CN_B HEAT A 3rd party accessory and Field installation usually built in at W TANK Supplying additional water heating capacity 3WAY V V_1 Flow control for water which is leaving from indoor unit Flow direction switching between underfloor and water tank CN_3WAY A 3rd ...

Page 52: ...o Kit EXP TANK W PUMP_1 Ref Out F S Backup Heater Remote Room Temp Sensor Solar Panel 3WAY V V_1 2WAY V V_1 City Water Shower 3WAY V V_2 SOLAR THERMAL SYSTEM W PUMP_2 Booster Heater Ref In Radiator DHW Tank is Installed DHW tank is Necessary Solar thermal system is connected Solar thermal kit is necessary M F Magnetic Filter Recommended S7 S8 S11 S13 S14 S12 S9 S10 ...

Page 53: ...nector 3rd party accessory and Field installation sold separately Generating and storing DHW by AWHP or built in electric heater B HT Booster Heater CN_B_HEAT_A 3rd party accessory and Field installation usually built in at W TANK Supplying additional water heating capacity 3WAY V V_1 Flow control for water which is leaving from indoor unit Flow direction switching between underfloor and water tan...

Page 54: ...erfloor Heating Outdoor Unit EXP TANK W PUMP Ref Out F S Backup Heater Indoor Unit Remote Room Temp Sensor Solar Panel 3WAY V V_1 2WAY V V_1 City Water Shower 3WAY V V_2 SOLAR THERMAL SYSTEM W PUMP_2 Booster Heater Ref In Radiator DHW Tank is Installed DHW tank is Necessary Solar thermal system is connected M F S1 S8 S9 S13 S14 S12 S10 ...

Page 55: ...stallation sold separately Generating and storing DHW by AWHP or built in electric heater B HT Booster Heater CN_TANK_HEATER 3rd party accessory and Field installation usually built in at W TANK Supplying additional water heating capacity 3WAY V V_1 Flow control for water which is leaving from indoor unit Flow direction switching between underfloor and water tank CN_3WAY_A 3rd party accessory and ...

Page 56: ...a route to connect with the indoor and what to do when installed around seaside Conditions where Outdoor Unit is Installed If a sunroof is built over the unit to prevent direct sunlight or rain exposure make sure that heat radiation from the heat exchanger is not restricted Ensure that the spaces indicated by arrows around front back and side of the unit Do not place animals and plants in the path...

Page 57: ...t Attach the ropes to the unit at an angle Ⓐ of 40 or less Use only accessories and parts which are of the designated specification when installing Forklift trucks are not available without a palette Be careful not to damage the product when moving the forklift Sub line 40º or less Air outlet grille Intake hole Corner Handle Forklift Always hold the unit by the corners as holding it by the side in...

Page 58: ...may get a cut in your hands Tear plastic packaging bag and scrap it so that children cannot play with it Otherwise plastic packaging bag may suffocate children to death When carrying in Unit be sure to support it at four points Carrying in and lifting with 3 point support may make Outdoor Unit unstable resulting in a fall Use 2 belts of at least 8 m long Place extra cloth or boards in the location...

Page 59: ...is installed close to the seaside it should avoid direct exposure to the sea wind Otherwise it needs additional anticorrosion treatment on the heat exchanger In case to install the outdoor unit on the seaside set up a windbreak not to be exposed to the sea wind It should be strong enough like concrete to prevent the sea wind from the sea The height and width should be more than 150 of the outdoor ...

Page 60: ...m may malfunction If it is installed at snowy area attach the hood to the system Install the outdoor unit at the higher installation console by 500 mm than the average snowfall annual average snowfall if it is installed at the area with much snowfall Where snow accumulated on the upper part of the Outdoor Unit by more than 100 mm always remove snow for operation The height of H frame must be more ...

Page 61: ...oose the place where is water resistant or good drainage Service space should be secured No flammable materials around the indoor unit Mice can not be appeared to prevent entering the indoor unit or attacking wires Do not place anything in front of the indoor unit to ensure air circulation around the indoor unit Do not locate anything under the indoor unit to be free from unexpected water out In c...

Page 62: ...Attach Installation Sheet to the wall and mark the location of bolts This sheet helps to find correct location to the bolts Bottom screws Upper screw Bottom screws Upper screw Stud Hole Bolt Using More than M8 Stud Hole Bolt Using More than M8 CAUTION After installation is completed return the remote control to its original state CAUTION The sheet should be attached level If not the supporting pla...

Page 63: ...wing bolts use M8 M11 anchor bolts to secure hanging the indoor unit Step 5 Hang the indoor unit at the supporting plate For R410A Split For R32 Split For Hydrosplit For R410A Split For R32 Split For Hydrosplit NOTE Self drilling screw can be used as alternatives of M8 M11 anchor bolts But M8 M11 anchor bolts are more preferred ...

Page 64: ...ximum refrigerant charge allowed for room Amax kg Determine The adjacent room B area B Room m2 Calculate based on Table 2 The total minimum floor area required for the total refrigerant charge mc Amin m2 Calculate based on Table 3 The minimum opening area for natural ventilation between room A and room B according to the value of mc and A Room Amin m2 The unit can be installed in room A when the f...

Page 65: ...f the Top opening must be more than 50 of AVmin Opening must be located 1 500 mm above the floor The height of the openings between the wall and floor which connect the rooms are not less than 20 mm Ventilation openings to the outside are NOT considered suitable ventilation openings the user can block them when it is cold Table 1 Maximum refrigerant charge allowed in a room Aroom m2 Maximum refrig...

Page 66: ...48 11 15 2 50 11 33 2 52 11 51 2 54 11 70 2 56 11 88 2 58 12 07 2 60 12 26 2 62 12 44 2 64 12 64 2 66 12 83 2 68 13 02 2 70 13 22 NOTE The value of Installation height h0 in this unit is considered 1 300 mm to comply to IEC 60335 2 40 2013 A1 2016 Clause GG2 For intermediate mc values the value that corresponds to the higher mc value from the table is considered If mc 1 85 kg the value that corres...

Page 67: ...166 139 111 84 56 29 7 209 180 152 123 95 67 38 10 8 176 147 117 88 58 29 9 143 112 82 52 22 10 109 78 47 16 11 75 43 12 12 41 9 13 7 NOTE The value of Installation height h0 in this unit is considered 1 300 mm to comply to IEC 60335 2 40 2013 A1 2016 Clause GG2 For intermediate Aroom A values the value that corresponds to the lower Aroom A value from the table is considered If Aroom A 10 5 m2 con...

Page 68: ...be complied with IEC 60245 or HD 22 4 S4 This equipment shall be provided with a cord set complying with the national regulation The connecting cable connected to the outdoor unit should be complied with IEC 60245 or HD 22 4 S4 This equipment shall be provided with a cord set complying with the national regulation In order to avoid a hazard due to inadvertent resetting of the thermal cut out this ...

Page 69: ...e thickness do as shown in the figure below Round pressure terminal Power wire Precautions when laying power wiring WARNING Make sure that the screws of the terminal are free from looseness For wiring use the designated power wire and connect firmly then secure to prevent outside pressure being exerted on the terminal block Use an appropriate screwdriver for tightening the terminal screws A screwd...

Page 70: ...ker Specification Perform the electrical wiring work according to the electrical wiring connection All wiring must comply with local requirements Select a power source that is capable of supplying the current required by the air conditioner Use a recognized ELCB Electric Leakage Circuit Breaker between the power source and the unit A disconnection device to adequately disconnect all supply lines mu...

Page 71: ...W model is installed at a distance of 50 m 1 700 g of refrigerant should be added according to following formula 50 7 5 x 40 g 1 700 g 2 For R32 products If the pipe length is longer than 10 m additional charge of the refrigerant is required according to the table Example If R32 9 kW model is installed at a distance of 50 m 1 200 g of refrigerant should be added according to following formula 50 1...

Page 72: ...ing dedicated flaring tool for R 410A refrigerant as shown below Firmly hold copper tube in a bar or die as indicated dimension in the table above Step 5 Check Compare the flared work with right figure If flare is seemed to be defective cut off the flared section and do flaring work again Preparation for Piping Main cause of gas leakage is defect in flaring work Carry out correct flaring work in t...

Page 73: ...center of the pipes and sufficiently tighten the flare nut by hand Step 2 Tightening Tighten the flare nut with a wrench Tightening torque is as following Indoor unit tubing Flare nut Pipings Torque wrench Indoor unit tubing Open end wrench fixed Connection pipe Flare nut Outside diameter mm inch Torque kgf m 6 35 1 4 1 8 2 5 9 52 3 8 3 4 4 2 12 7 1 2 5 5 6 6 15 88 5 8 6 6 8 2 19 05 3 4 9 9 12 1 F...

Page 74: ...rial produced locally Drain hose Connecting wire Connection pipe Liquid side piping Wiring Procedure for Power Cable and Connecting Cable Step 1 Disassemble the side panel from the outdoor unit by loosing screws Step 2 Connect Power cable to Main Power Terminal and Connecting cable to Control Terminal respectively See below figure for detailed information When connecting earth cable the diameter o...

Page 75: ...s the screws used to fasten internal wires can be loosen due to the vibration while product transportation Check these screws and make it sure if they are all fastened tightly If not tightened burn out of the wire can be occurred Check the specification of power source such as phase voltage frequency etc Confirm that electrical capacity is sufficient Be sure that the starting voltage is maintained...

Page 76: ...en the indoor unit and outdoor unit with thermal insulation material and secure it with two kinds of vinyl tape Tape the refrigerant pipe power cable and connecting cable from down to up Secure the taped pipe is along with the exterior wall Form a trap to prevent water entering the room and electrical part Fix the taped pipe onto the wall by saddle or equivalent Trap is required to prevent water f...

Page 77: ...essure gauges and dry nitrogen gas cylinder to this service port with charge hoses CAUTION Be sure to use a manifold valve for leakage test If it is not available use a stop valve for this purpose The Hi knob of the manifold valve must always be kept close Pressurize the system to no more than 3 0 MPa with dry nitrogen gas and close the cylinder valve when the gauge reading reached 3 0 MPa Next te...

Page 78: ...rn the valve stem of gas side valve counter clockwise to fully open the valve Loosen the charge hose connected to the gas side service port slightly to release the pressure then remove the hose Replace the flare nut and its bonnet on the gas side service port and fasten the flare nut securely with an adjustable wrench This process is very important to prevent leakage from the system Replace the va...

Page 79: ...cted between external power source such as main electric power distribution panel of user s house and the unit Before starting wiring check if wire specification is suitable and read following directions and cautions VERY carefully Step 1 Disassemble side panel and front panel from the unit by loosing screws U3 1Ø 12 14 16 kW U3 3Ø 12 14 16 kW ...

Page 80: ...Step 3 Use cable clamps or cord clamps to prevent unintended move of power cable Step 4 Reassemble the side panel to the unit by fastening screws Failure to do these instruction can result in fire electric shock or death Make sure the power cable do not touch to copper tube Make sure to fix cord clamp firmly to sustain the connection of terminal Make sure to connect unit power heater power separat...

Page 81: ...e B For AC line wire which is connected to the terminal block of the control box CAUTION Before starting wiring job the main electricity supply should be turned off until wiring is completed When adjusting or changing wiring the main electricity supply should be turned off and ground wire should be connected securely Installation place should be free from the attack of wild animal For example mice...

Page 82: ...A THERMOSTAT Default 230 V AC 1 L 2 N 3 L1 L2 N L N L1 L2 11 12 13 14 15 16 17 18 19 20 1 L 2 N 3 L 4 N connecting external electric power supply for internal electric heater connecting external electric power supply for DHW tank electric heater TO ELB FOR DHW TANK E HEATER POWER SUPPLY 1 Ø 220 240 V 50 Hz Terminal Block 2 Terminal Block 3 1Ø Electric Heater Connection for 3rd Party controller 5 V...

Page 83: ... AC 1 L 2 N 3 L1 L2 N L N L1 L2 11 12 13 14 15 16 17 18 19 20 Terminal Block 2 Terminal Block 3 1Ø Electric Heater Connection for 3rd Party controller 5 V DC Connection for thermostat 230 V AC Supporting type Heating only or Heating Cooling Power supply for 2nd heating kit A B 21 22 23 24 25 26 27 L N L1 L2 N 28 L3 3rd PARTY CONTROLLER DC 5 V Mix Pump Mix Valve THERMOSTAT Terminal Block 4 5 1 2 3 ...

Page 84: ...ation wiring in case of communication wiring length is over 40 M L N Separation Power Supply Communication Wiring Shield cable 1 2 3 Terminal block at outdoor unit 1 L 2 N 3 1 L 2 N 3 1 2 3 Terminal block at outdoor unit For R410A Split 1 L 2 N 3 1 L 2 N 3 Terminal block at outdoor unit For Hydrosplit For R32 Split ...

Page 85: ...d by the manufacturer its service agent or similarly qualified persons in order to avoid a hazard 20 mm GN YL 1 Phase Ø NORMAL CROSS SECTIONAL AREA 6 mm2 NORMAL CROSS SECTIONAL AREA 2 5 mm2 3 Phase Ø 20 mm GN YL External power supply same dedicated power supply for the indoor unit and outdoor unit S R T N L N L N L External power supply same dedicated power supply for the indoor unit and outdoor u...

Page 86: ...D WIRING FOR OUTDOOR UNIT ENGLISH CAUTION S R T N L N L External power supply same dedicated power supply for the indoor unit and outdoor unit N L 1Ø Electric Heater For Hydrosplit 3Ø Electric Heater For Hydrosplit ...

Page 87: ... that inner section of the pipe should not be defective For example no weldments or no burrs are found inside the pipe Drain piping should be provided in case of water discharge by the operation of the safety valve This situation can be happened when the internal pressure is over 3 0 bar and water inside the indoor unit will be discharged to drain hose While connecting water pipes followings shoul...

Page 88: ...utlet pipe of the indoor unit Water condensation on the floor While cooling operation it is very important to keep leaving water temperature higher than 16 C Otherwise dew condensation can be occurred on the floor If floor is in humid environment do not set leaving water temperature below 18 C Water condensation on the radiator While cooling operation cold water may not flow to the radiator If col...

Page 89: ...he surface of electric heater coil Step 4 Stop water supplying when the pressure gauge located in front of the control panel indicates 2 0 bar Step 5 Close drain valve and fill valve Then wait for 20 30 seconds to observe water pressure being stabilized Step 6 If following conditions are satisfactory then go to step 7 pipe insulation Otherwise go to step 3 Pressure gauge indicates 2 0 bar Note tha...

Page 90: ... the surface of electric heater coil Step 4 Stop water supplying when the pressure gauge located in front of the control panel indicates 2 0 bar Step 5 Close drain valve and fill valve Then wait for 20 30 seconds to observe water pressure being stabilized Step 6 If following conditions are satisfactory then go to step 7 pipe insulation Otherwise go to step 3 Pressure gauge indicates 2 0 bar Note t...

Page 91: ...loss and pump performance If flow rate is low overloading of product can occur Capacity kW Rated flow rate LPM Pump Head m at rated flow rate Product pressure drop m Plate heat exchanger Serviceable Head m 16 46 0 9 5 1 4 8 1 14 40 0 10 0 1 1 8 9 12 34 0 10 7 0 8 9 9 9 26 0 11 3 0 4 10 9 7 20 0 11 6 0 3 11 3 5 17 0 11 8 0 2 11 6 For R410A Capacity kW Rated flow rate LPM Pump Head m at rated flow r...

Page 92: ...92 PIPING AND WIRING FOR INDOOR UNIT ENGLISH Performance curve Indoor Electric Heater 1Ø Indoor Electric Heater 3Ø Pump model PY 122NDDD3 for R410A 8 000 7 000 6 000 5 000 4 000 3 000 2 000 1 000 ...

Page 93: ...SO 9906 with pre pressure 2 0bar and liquid temperature 20 C WARNING Selecting a water flowrate outside the curves can cause damage to or malfunction of the unit MGQ62321902 UPM3K GEO 20 75 CHBL 5 kW 7 kW 9 kW for R32 MGQ62321901 UPML GEO 20 105 CHBL 12 kW 14 kW 16 kW for Hydrosplit ...

Page 94: ...uct is installed at existing hydraulic water loop it is important to clean hydraulic pipes to remove sludge and scale Installing sludge strainer in the water loop is very important to prevent performance degrade Chemical treatment to prevent rust should be performed by installer It is strongly recommended to install an additional filter on the heating water circuit Especially to remove metallic pa...

Page 95: ...lume liter Pre pressure in Expansion vessel bar 20 60 100 140 180 220 260 300 340 2 4 2 1 1 7 1 4 1 0 0 7 0 3 Adjusting pre pressure of expansion vessel is as following Step 1 Refer Volume Height table If installation scene is belong to Case A go to Step 2 Otherwise if it is Case B do nothing pre pressure adjustment is not required Otherwise if it is Case C go to Step 3 Step 2 Adjust pre pressure ...

Page 96: ...ating Coil 1Ø 230 V 50 Hz 3 kW Electric Heater PHS02060320 200 liter Double Heating Coil 1Ø 230 V 50 Hz 3 kW Electric Heater PHS03060310 300 liter Single Heating Coil 1Ø 230 V 50 Hz 3 kW Electric Heater PHS03060320 300 liter Double Heating Coil 1Ø 230 V 50 Hz 3 kW Electric Heater Thermistor for DHW Tank To control hot water temperature of DHW tank PHRSTA0 Drain Pan To prevent drain water drop PHDP...

Page 97: ...d Party Boiler To use auxiliary boiler 3rd Party Controller To connect external controller using modbus protocol 3way valve and actuator A To control water flow for hot water heating or floor heating To control water flow when installing 3rd party boiler B To control close open mode of solar circuit 3 wire SPDT Single Pole Double Throw type 230 V AC 2way valve and actuator To control water flow fo...

Page 98: ...hermostat has internal delay time to protect compressor In that case mode change can takes time more than user s expectation Please read thermostat manual carefully if the unit does not response quickly Setting temperature range by thermostat can be different with that of the unit The heating or cooling set temperature should be chosen within the setting temperature range of the unit It is highly ...

Page 99: ...ooling OFF DHW Heating ON or DHW Heating OFF signal according to user s heating cooling and DHW heating target temperature CAUTION Choosing heating cooling thermostat Heating cooling thermostat must have Mode Selection feature to distinguish operation mode Heating cooling thermostat must be able to assign heating target temperature and cooling target temperature differently If above conditions are...

Page 100: ...ostat N Neutral signal from PCB to thermostat H Heating signal from thermostat to PCB Step 5 Find terminal block and connect wire as below L Live signal from PCB to thermostat N Neutral signal from PCB to thermostat C Cooling signal from thermostat to PCB H Heating signal from thermostat to PCB CAUTION Do not connect external electric loads Wire L and N should be used only for operation electric t...

Page 101: ... PCB to thermostat N Neutral signal from PCB to thermostat C Cooling signal from thermostat to PCB H Heating signal from thermostat to PCB D DHW Heating signal from thermostat to PCB Final check DIP switch setting Set DIP switch No 8 to ON Otherwise the unit can not recognize the thermostat Remote Controller Thermostat text is displayed on the remote controller Button input is prohibited In case o...

Page 102: ...s lowest when heating Add Zone The other zone Install Guide 2nd Circuit Heating h To use a floor combination during cooling operation the flow through the floor of the flow must be blocked by the 2 way valve Install Guide 2nd Circuit Cooling Main Zone Add Zone Floor 35 C Convector FCU 45 C Radiator 45 C Radiator 55 C Floor 35 C X X X Convector FCU 45 C X Radiator 45 C Radiator 55 C Main Zone Add Z...

Page 103: ...alve L2 Live signal for Normal Open type from PCB to mixing valve N1 Neutral signal from PCB to mixing valve Closed NOT Mixed Step3 Insert the temperature sensor to CN_MIX_OUT Brown of the main PCB as shown below The sensor should be mounted correctly to outlet pipe of mix kit water pump as shown below CN_MIX_OUT Indoor PCB Floor heating loop Mix 2nd circuit temp sensor Mix Kit Room B Additional z...

Page 104: ...r connector to outlet pipe of mix kit water pump Welding must be performed to connect the sensor connector to the pipe Step 2 Check if the power of the unit is turned off Step 3 Fasten the sensor connector to the sensor holder as shown in the figure below Step 4 Insert harness into PCB CN_TH4 fully and fix the thermal sensor into tube connector as shown below ...

Page 105: ...ve L2 Live signal for Normal Open type from PCB to mixing valve N1 Neutral signal from PCB to mixing valve Closed NOT Mixed Step3 Insert the temperature sensor to CN_MIX_OUT Brown of the main PCB as shown below The sensor should be mounted correctly to outlet pipe of mix kit water pump as shown below CN_MIX_OUT Indoor PCB Circuit 1 Direct Circuit Radiator Radiator Buffer Tank Hydronic separator Fl...

Page 106: ... the set temperature How to install 3rd party boiler Follow below procedures step 1 step 3 Step 1 Check if the power of the unit is turned off Step 2 Disassemble front panels and Distinguish terminal block in Indoor PCB Step 3 Connect Power cable to terminal block TB_BOILER fully 3rd party boiler Voltage free TB_BOILER Indoor PCB For Split 3rd party boiler Voltage free EXT_BOILER Indoor PCB For Hy...

Page 107: ...ller Follow below procedures step 1 step 4 A B A B 21 22 3rd PARTY CONTROLLER DC 5 V 3rd PARTY CONTROOLER or METER INTERFACE LG CN_COM CN_MODBUS Indoor PCB For Split Indoor PCB For Hydrosplit Step 1 Check if the power of the unit is turned off Step 2 Disassemble front panels and distinguish control box Indoor of the unit Step 3 Check if the harness White is inserted fully to the indoor unit PCB CN...

Page 108: ...xternal pump to terminal block 4 21 22 Meter Interface This product can be used by connecting the meter interface module supplied in the field The meter interface module can communicate with the wired remote controller The meter interface module lets you know the amount of power generated by the product How to install Meter Interface Parts of Meter interface CN_COM A B 21 22 21 Black 22 White 3rd ...

Page 109: ... Stop Desired temperature Hot water operation stop Warm water temperature Full lock Etc How to Installation PI485 Fix the PI485 PCB as shown in below images For detailed installation method refer to PI485 Installation Manual Product Heating Capacity 12 kW 14 kW 16 kW U3 Chassis Product Heating Capacity 5 kW 7 kW 9 kW U4 Chassis For detailed installation instructions refer to the manual included in...

Page 110: ... generating clean hot water Near the sanitary water tank there should be water supply and water drain to easy access and maintenance Set the maximum value of the temperature control device of sanitary tank General Information supports following 3way valve 1 SPDT Single Pole Double Throw Three wires consist of Live1 for selecting Flow A Live 2 for selecting Flow B and Neutral for common 2 Flow A me...

Page 111: ... inside DHW tank The recirculation pump should be operated when DHW demand is not required Therefore external time scheduler to determine when the recirculation pump should turn on and turn off is required The operating duration time of the recirculation pump is calculated as follow Duration time minute k x V x R k 1 2 1 5 is recommended If distance between pump and tank is far then choose high nu...

Page 112: ...tem L Live signal from PCB to Heater N Neutral signal from PCB to Heater Adjusting thermostat temperature To guarantee proper operation it is recommended to set temperature of thermostat to maximum temperature symbol at the picture 1Ø Electric Heater Model and 3Ø Electric Heater Model are set by same method as below L N A WATER TANK HEATER L N WARNING Wire specification Cross sectional area of the...

Page 113: ...2 3 4 5 6 Tank kit body Sensor Multi harness Temperature sensor for DHW tank is used to control hot water temperature of DHW tank If sensor will be defective you can purchase it separately Model name PHRSTA0 Follow below procedures step 1 step 4 Step 1 Uncover DHW tank kit and locate it on the wall Step 2 Connect Harness of Main PCB assembly TB1 6 7 to CN_B_Heat_A of the Main PCB like following fi...

Page 114: ...t breaker to port no 3 of the terminal block 3 Connect port no 2 of the circuit breaker to port no 4 of the terminal block 3 3Ø Electric Heater Model Connect port no 1 of the circuit breaker to port no 1 of the terminal block 3 Connect port no 2 of the circuit breaker to port no 2 of the terminal block 3 Production date Until Sep 30 2019 From Oct 1 2019 ...

Page 115: ...olar thermal kit How to Install Solar Thermal Kit Parts of Solar Thermal Kit Water Pipe Tube connector Solar thermal sensor CN_TH4 Indoor PCB Holder sensor Tube Connector Solar Thermal Sensor 12 m 1 EA Follow below procedures step 1 step 4 Step 1 Install tube connector it is necessary to reduce or extend diameter of pipe the pipe and solar thermal kit Step 2 Check if the power of the unit is turne...

Page 116: ...116 ACCESSORIES INSTALLATION ENGLISH CAUTION Sensor mounting Insert sensor into sensor socket and bolt it tightly insert sensor until the cable tie as shown below ...

Page 117: ... solar thermal system How to Install Solar Thermal System Parts of Solar Thermal Kit Follow below procedures step 1 step 4 Step 1 Install tube connector it is necessary to reduce or extend diameter of pipe the pipe and solar thermal kit Step 2 Check if the power of the unit is turned off Step 3 Disassemble front panels and distinguish control box Indoor of the unit Step 4 Insert harness into PCB S...

Page 118: ...f the unit is turned off Step 2 Disassemble front panels and distinguish terminal block in Indoor PCB Step 3 Connect cable to the unit PCB CN_CC fully Step 4 Then Insert harness to the dry contact PCB CN_INDOOR firmly as shown below For Split CN_INDOOR Dry contact CN_CC Indoor PCB For Hydrosplit CN_INDOOR Dry contact CN_CC Indoor PCB Dry Contact body Cable for connecting with IDU NOTE For more inf...

Page 119: ...G does not supply this section Field supply For input contact voltage DC 12 V 24 V Notes Do not input the voltage signal in NON VOLT setting mode otherwise it will cause serious damage jvtt v jvtt mhu olh jvvs sv tpkksl opno Thermostat LG does not supply this section Field supply For input contact closure only No power input Setting of Contact Signal Input ...

Page 120: ...oor unit 4 Reattachment absence 5 Emergency stop of all indoor units It can be set only when indoor unit has emergency stop function CN_EXT Indoor PCB Adapter Cable CN_EXT Indoor PCB Adapter Cable SW Single pole switch Select a part with contacts for extremely low amperage DC 5 V 12 V is used at the contact point Switch load is approximately 0 5 1 mA Control cable Cable size 22 to 26 AWG Don t ext...

Page 121: ...ot matter if you change the color of the wire because of nonpolar Remote Temperature Sensor Remote temperature sensor can be installed any place a user wants to detect the temperature The function is not available for some products Installation condition Role and constraint while installation of remote air temperature sensor is very similar to that of thermostat Distance between the unit and the r...

Page 122: ...remote sensor Choose the place where the outlet of the cooling fan do not affect the remote sensor Choose the place where the remote sensor isn t affected when door is open Fixing screws 60 mm BK WH Sensor CN_ROOM Indoor PCB fig 1 fig 2 NOTE For more information about installing Remote Temperature Sensor Please refer installation manual provided with Remote Temperature Sensor For system set up ple...

Page 123: ... 2 Disassemble front panels and distinguish control box Indoor of the unit Step 3 Check if the harness Black is inserted fully to the indoor unit PCB CN_W_PUMP_B Step 4 Connect the external pump to terminal block 1 4 5 h It is possible to un use solar pump depending on installation environment L N BR BL 4 5 WATER PUMP B CN_W_PUMP_B Solar pump AC 230 V Indoor PCB For Split L N BR BL 4 5 WATER PUMP ...

Page 124: ...ank to retain sufficient capacity How to install external pump Follow below procedures step 1 step 3 Step 1 Check if the power of the unit is turned off Step 2 Disassemble front panels and distinguish terminal block in Indoor PCB Step 3 Connect signal cable to terminal block TB_W_PUMP_C fully External pump Voltage free TB_W_PUMP_C Indoor PCB External pump Voltage free PUMP A2 Indoor PCB For Split ...

Page 125: ...res step 1 step 5 Step 1 Check if the power of the unit is turned off Step 2 Disassemble front panels and distinguish control box Indoor of the unit Step 3 Connect the USB cable to the indoor unit PCB CN_WF Blue until it clicks into place Step 4 Connect the Wi Fi modem to the USB cable fully Step 5 Refer to the image below to install the Wi Fi modem in the marked position USB Cable CN_WF Indoor PC...

Page 126: ...ration SG1 SG2 Heating Domestic How Water SGN Open Open Normal Operation Normal Price Maintain operation status Maintain operation status SG1 Close Open Operation Off Utility lock High Price Forced internal operation off Forced internal operation off SG2 Open Close Operation On Recommend Low Price Target temperature change automatically depend on SG Mode value in installer setting Step 0 maintain ...

Page 127: ...tus Fixed Maintain operation status Fixed Maintain operation status Fixed 3 Operation On Recommend High Increase 2 C from target temperature Fixed Maintain operation Status Fixed Increase 5 C from target temperature Fixed 4 Operation On Recommend Very High Maintain operation status Fixed Maintain operation status Fixed DHW Target 80 C Fixed 5 Operation On Commend Very High Increase from target tem...

Page 128: ...gnment of the control pane different Energy states can be selected for Signals 0 1 and 1 1 0 0 is always linked with ES2 Normal operation and 1 0 is always linked with ES1 Operation off Utility lock How to set Digital input signal Follow below procedures step 1 step 3 Step 1 Check if the power of the unit is turned off Step 2 Disassemble front panels and distinguish terminal block in Indoor PCB St...

Page 129: ... Yes Opening water flow Yes Closing water flow 230 V AC NO 2 wire 1 Supported Operating Mode Power Type 2way valve NO NC N 2WAY VALVE A L1 L2 N 14 15 16 NO Live signal for Normal Open type from PCB to 2way valve NC Live signal for Normal Closed type from PCB to 2way valve N Neutral signal from PCB to 2way valve Final Check Flow direction Water should not flow into under floor loop in cooling mode ...

Page 130: ...nit to DHW water tank How to wire 3way valve A Follow below procedures Step 1 Step 2 Step 1 Uncover front cover of the unit Step 2 Find terminal block and connect wire as below W Live signal Water tank heating from PCB to 3way valve U Live signal Under floor heating from PCB to 3way valve N Neutral signal from PCB to 3way valve Type Power Operating Mode Supported SPDT 3 wire 1 220 240 V Selecting ...

Page 131: ...n mode of circuit How to wire 3way valve B Follow below procedures Step 1 Step 2 Step 1 Uncover front cover of the unit Step 2 Find terminal block and connect wire as below W Live signal close solar circuit from PCB to 3way valve U Live signal open solar circuit from PCB to 3way valve N Neutral signal from PCB to 3way valve Type Power Operating Mode Supported SPDT 3 wire 1 220 240 V Selecting Flow...

Page 132: ... electronic noise may occur from the power source 5 The power cord specifications Check the power cord specifications Refer to Chapter 4 Connecting Cables 6 3Way Valve Water should flow from Water outlet of the unit to sanitary tank Water inlet when sanitary tank heating is selected To verify the flow direction Make sure that the water outlet temperature of the unit and water inlet temperature of ...

Page 133: ...ation or degrade of performance can be expected DIP Switch Setting For Split General Information Indoor PCB OFF ON SW1 1 2 3 4 OFF ON 1 2 3 4 OFF is selected ON is selected OFF ON SW2 1 2 3 4 5 6 7 8 SW3 1 2 3 4 1 2 3 4 1 2 3 4 5 6 7 8 CAUTION Turn off electric power supply before setting DIP switch Whenever adjusting DIP switch turn off electric power supply to avoid electric shock ...

Page 134: ...nit DHW tank Solar thermal system is installed Reserved Full capacity is used Cycle 4 4 Heating Only Heating Cooling Flow Switch Flow Sensor Detection 5 Always 5 While water pump is on Selecting electric heater capacity Electric heater is not used Reserved 1Ø model Half capacity is used 3Ø model 1 3 capacity is used Thermostat installation information 8 8 Thermostat is NOT installed Thermostat is ...

Page 135: ... 4 4 Reserved Reserved 1 2 3 4 Description Setting Default Option Switch 3 This function is available for the R32 models only Description Setting Default Description Description Setting Setting Default Default Remote Air Sensor ANTIFREEZE Reserved Reserved 1 1 Remote sensor is not installed Remote sensor is installed 2 2 Antifreeze mode not use Antifreeze mode 3 3 4 4 Reserved Not Use 1 2 3 4 ...

Page 136: ...136 CONFIGURATION ENGLISH Outdoor PCB 5 7 9 kW U4 Chassis For R32 U4 Chassis For R410A OFF ON SW1 1 2 3 4 OFF is selected ON is selected OFF is selected ON is selected 5 OFF ON SW1 2 1 3 4 ...

Page 137: ...ower saving 3 2 DIP Switch Information h Only DIP switch no 2 and no 3 has a function Others have no function h When setting the limited low noise mode Mode can be exited to secure capacity after operating for a certain time NOTE Input current value can be limited by DIP Switch operation Capacity Mode Max Mode Running Current A Peak Control Mode Running Current A 1Ø 5 7 9 kW Cooling 23 17 Heating ...

Page 138: ...neral Information Indoor PCB SW2 OFF is selected ON is selected OFF ON SW1 1 2 3 4 5 6 7 8 OFF ON 1 2 3 4 5 6 7 8 CAUTION Turn off electric power supply before setting DIP switch Whenever adjusting DIP switch turn off electric power supply to avoid electric shock ...

Page 139: ...lled Unit Outdoor unit DHW tank is installed Unit Outdoor unit DHW tank Solar thermal system is installed Electric heater is not used Cycle 4 4 Heating Only Heating Cooling Room Air Sensor 5 Room Air Sensor is not installed 5 Room Air Sensor is installed Selecting electric heater capacity Electric heater is not used Electric heater is not used Full capacity is used Thermostat installation informat...

Page 140: ...tting Setting Default Default MODBUS MODBUS Function ANTIFREEZE 1 1 As Master As Slave 2 2 REGINE Unified Open Protocol 1 2 8 8 8 Antifreeze mode not use Antifreeze mode Outdoor PCB 12 14 16 kW OFF is selected ON is selected OFF ON DIP_SW02D 1 2 3 4 OFF ON DIP_SW01D 1 2 ...

Page 141: ...nt Power saving 1 2 1 2 Peak Control Step 2 To limit maximum current Power saving 1 2 1 2 Option Switch 2 h Only the switch in the table has a function Others have no function h When setting the limited low noise mode Mode can be exited to secure capacity after operating for a certain time NOTE Input current value can be limited by DIP Switch operation Capacity Mode Max Mode Running Current A Peak...

Page 142: ...sensor problems The outdoor unit is operating under emergency mode operation condition which is configured by DIP switch No 4 of the unit PCB Heavy trouble a problem is found inside the outdoor unit As the outdoor unit has problem the emergency mode operation is performed by electric heater located in the unit Option Trouble a problem is found for option operation such as water tank heating In thi...

Page 143: ...emergency operation mode When DHW is not warming up while emergency operation please check if DHW sensor and related wiring are all Ok Emergency operation is not automatically restarted after main electricity power is reset In normal condition the product operating information is restored and automatically restarted after main electricity power is reset But in emergency operation automatic re star...

Page 144: ...ontroller s open source license Service setting You can set the product service functions Some functions may not be displayed operated in some product types OK SERVICE SETTING How to enter service setting To enter the menu displayed at the bottom you need to enter the service setting menu as follows In the menu screen press left right button to select the setting category and press OK button to mo...

Page 145: ...t you can call when there is service issue In the service setting list select the service contact point and press OK button to move to the detail screen While edit button is selected press OK button to move to the edit screen change it and press OK button to change the service contact point OK OK ...

Page 146: ...ed In the service setting list select model information category and press OK button to move to the detail screen The unit capacity 1 kWh 1 kBtu 0 29307 kWh is the result calculated based on Btu There may be a small difference between calculated and actual capacity Ex If the unit capacity is 18 kBtu it is displayed as 5 kWh OK ...

Page 147: ...SERVICE SETTING ENGLISH RMC version lnformation View the remote controller software version In the service setting list select the RMC version information and press OK button to move to the detail screen OK ...

Page 148: ...VICE SETTING ENGLISH Open source license View the remote controller s open source license In the service setting list select the open source license category and press OK button to move to the detail screen OK ...

Page 149: ...001 OK OK INSTALLER SETTING How to enter installer setting CAUTION The installer setting mode is the mode to set the remote controller s detail function If the installer setting mode is incorrectly set it may cause product failure user s injury or property damage It must be set by the installation specialist with the installation license and if it is installed or changed without installation licen...

Page 150: ...ng range of Setting Heating Flow Temperature in heating mode DHW Set Temp Setting DHW set temperature Screed drying Setting for using Step 1 or 2 capacity of electric Heater on temperature Setting outdoor air temperature where half capacity of electric heater starts operation Water supply off temp during cooling Determine leaving water temperature when the unit is turned off This function is used ...

Page 151: ...ting temperature in Seasonal Auto mode Modbus Address It is function to set the address of the Modbus device that is externally linked to the product Modbus address setting function is available from indoor unit CN_EXT Function to set external input and output control according to DI DO set by customer using dry contact port of indoor unit Determine the use of the contact port CN_EXT mounted on th...

Page 152: ...LISH 3 Minutes Delay Temporarily eliminates the 3 minute delay function of the outdoor unit Comp Factory use only In the installer setting list select 3 Minutes Delay category and press OK button to move to the detail screen OK ...

Page 153: ...temperature as air temperature or leaving water temperature is determined In the installer setting list Select Temperature Sensor category and press OK button to move to the detail screen NOTE Air temperature as setting temperature is ONLY available when Remote Air Sensor Connection is enabled and Remote Air Sensor Connection is set as 02 Value Water Air Air Water OK ...

Page 154: ...ing values using left right button NOTE For dry contact mode related detail functions refer to the individual dry contact manual What is dry contact It means the contact point signal input when the hotel card key human body detection sensor etc are interfacing with the air conditioner Added system functionality by using external inputs dry contacts and wet contacts Value Auto manual ...

Page 155: ...rol address of the unit In the installer setting list select Central Control Address category and press OK button to move to the detail screen NOTE Enter address code as hexadecimal value Front Central Control Gr No Back side Central control indoor the number NOTE This function is not available for monobloc OK ...

Page 156: ...n The pump test run is the function to test run by operating the water pump This function can be used for air vents flow sensors and others In the installer setting list Pump Test run category and press OK button to move to the detail screen OK ...

Page 157: ...installer setting list select Air cooling set temp category and press OK button to move to the detail screen NOTE Only available when remote air temperature sensor is connected Accessory PQRSTA0 should be installed Also Remote air sensor connection should be set properly Upper lower limit default value is in C Value Default Range Max 30 30 24 Min 18 22 16 OK ...

Page 158: ...ile cooling operation it is very important to keep leaving water temperature higher than 16 C Otherwise dew condensation can be occurred on the floor If floor is in humid environment do not set leaving water temperature below 18 C NOTE Water condensation on the radiator While cooling operation cold water may not flow to the radiator If cold water enters to the radiator dew generation on the surfac...

Page 159: ...staller setting list select Air heating set temp category and press OK button to move to the detail screen CAUTION Only available when remote air temperature sensor is connected Accessory PQRSTA0 should be installed Also Remote air sensor connection should be set properly Upper lower limit default value is in C Value Default Range Max 30 30 24 Min 16 22 16 OK ...

Page 160: ...In the installer setting list select Water heating set temp category and press OK button to move to the detail screen NOTE When the E heater is not used the minimum temperature of the water temperature can be set from 34 C to 20 C Upper lower limit default value is in C Value Default Range For R410A For R32 For R410A For R32 Max 57 65 57 35 65 35 Min 15 34 15 OK ...

Page 161: ...etting temperature range when DHW temperature is selected as setting temperature In the installer setting list select DHW set temp category and press OK button to move to the detail screen Upper lower limit default value is in C Value Range Max 80 50 Min 40 30 OK ...

Page 162: ...the bottom of the display is displayed Setting value Start up step 1 11 Maximum temperature 35 C 55 C Step 8 Holding time 1 days 30 days Function operation It is performed by the following procedure from the selected starting step After all steps are completed turn off the cement curing operation If the upper limit setting value of the heating LW temperature is 55 C or lower it is set to 55 C forc...

Page 163: ...curs When error is cleared restart cement Screed drying However if the wired remote control is reset to the error occurrence state it is compensated in the unit of one day Upon releasing after an error Screed drying operation may take up to 1 minute of waiting time after boot up The Screed drying operation status is judged as 1 minute cycle During Screed drying operation installer function Screed ...

Page 164: ...ions it is necessary to change the temperature condition in which electric heater turns on off In the installer setting list Heater on temperature category and press OK button to move to the detail screen Upper lower limit default value is in C Default Range Split 5 18 15 Mono 5 18 25 OK ...

Page 165: ...ing water temperature or room air temperature is much belower than target leaving water temperature or target room air temperature Using Full capacity of electric heater when DIP Switch No 6 and 7 is set as ON ON Example If Heater on temperature is set as 1 and DIP switch No 6 and 7 is set as ON ON then full capacity of electric heater will start operation when outdoor air temperature is below 1 C...

Page 166: ...unction is used for preventing condensation on the floor in cooling mode In the installer setting list select Water supply off temp during cooling category and press OK button to move to the detail screen Function Value Default Setting Rang cooling water temperature Water supply off temperature 16 25 16 FCU Use not use use Use Not Use OK ...

Page 167: ... when the leaving water temperature is below 10 C Example If Stop temp is set as 10 and FCU is Not use and actually FCU is installed in the water loop the Stop temp is not used and the unit do NOT stop operation in cooling mode when the leaving water temperature is below 10 C CAUTION FCU Installation If FCU is used related 2way valve should be installed and connected to the unit PCB If FCU is set ...

Page 168: ...the date when the disinfection mode is running Start time Determining the time when the disinfection mode is running Max temp Target temperature of disinfection mode Duration time Duration of disinfection mode Time Start time Max temp Duration time Water temperature Inside DHW Temperature profile of Disinfection operation OK OK NOTE DHW heating should be enable If Disinfection active is set as Not...

Page 169: ...9 INSTALLER SETTING ENGLISH Tank setting 1 In the installer setting list select tank setting 1 category and press OK button to move to the detail screen Value Range Max outdoor temp 58 40 Min temp 30 1 OK ...

Page 170: ...LLER SETTING ENGLISH Tank setting 2 In the installer setting list select tank setting 2 category and press OK button to move to the detail screen Value Range Hysteresis 4 2 Heating priority Floor heating DHW OK ...

Page 171: ...tank heater will be turned on when the water temperature is below 70 C Example If Heating priority is set as DHW that means heating priority is on DHW heating DHW is heated by AWHP compressor cycle and water heater In this case the under floor can not be heated while DHW heating On the other hand if the Heating priority is set as Floor heating that means heating priority is on under floor heating ...

Page 172: ...ectric heater and DHW tank heater are on and off according to control logic If Heater priority is set as Boost heater only ON then electric heater is never turned on and only DHW tank heater is on and off according to control logic In the installer setting list heater priority category and press OK button to move to the detail screen Value Boost heater only ON Main Boost heater ON OK ...

Page 173: ...e duration defines how long time DHW tank heating can be stopped It is also regarded as time gap between DHW tank heating cycle Boost heater delay time This time duration defines how long time DHW tank heater will not be turned on in DHW heating operation Example of timing chart DHW tank heating is enabled DHW tank heater is enabled DHW tank heating operation DHW tank heater operation 1 active 0 n...

Page 174: ...the heating air temperature Thermal On Off temperature according to the field environment in preparation for heating or heating claim You can set the following setting values using left right button Value Description TH On TH Off Type0 0 5 C 1 5 C Type1 1 C 2 C Type2 2 C 3 C Type3 3 C 4 C ...

Page 175: ...t the heating water temperature Thermal On Off temperature according to the field environment in preparation for heating or heating claim You can set the following setting values using left right button Value Description TH On TH Off Type0 2 C 2 C Type1 3 C 3 C Type2 4 C 4 C Type3 1 C 1 C ...

Page 176: ... 1 C Type2 2 C 2 C Type3 3 C 3 C TH on off Variable cooling air It is a function to adjust the cooling air temperature Thermal On Off temperature according to the field environment in preparation for cooling or cooling claim You can set the following setting values using left right button ...

Page 177: ...the cooling water temperature Thermal On Off temperature according to the field environment in preparation for cooling or cooling claim You can set the following setting values using left right button Value Description TH On TH Off Type0 0 5 C 0 5 C Type1 1 C 1 C Type2 2 C 2 C Type3 3 C 3 C ...

Page 178: ...n heating mode the control reference water temperature position setting If the air leaving water temperature selection setting is set to leaving water temperature Change setting values using left right button The function is not available for some products Value Outlet Default Inlet ...

Page 179: ...n cooling mode the control reference water temperature position setting If the air leaving water temperature selection setting is set to leaving water temperature Change setting values using left right button The function is not available for some products Value Outlet Default Inlet ...

Page 180: ... time Installer setting function to set water pump operation delay time option in heating mode In the installer setting list select Pump setting in heating category and press OK button to move to the detail screen Type Time setting Operation continue On 1 min 60 min Off 1 min 60 min 180 INSTALLER SETTING ENGLISH OK ...

Page 181: ... putting the water pump s rest time installer setting function to set water pump operation delay time option in cooling mode In the installer setting list select Pump setting in cooling category and press OK button to move to the detail screen Type Time setting Operation continue On 1 min 60 min Off 1 min 60 min OK ...

Page 182: ...to prevent pump failure and PHEX freezing Water pump off After 20 consecutive hours disable enable the logic that drives the water pump by itself In the installer setting list select Forced operation category and press OK button to move to the detail screen OK Type Use Not use Oper Cycle 20 hours 180 hours Oper Time 1 min 10 min ...

Page 183: ..._CC is the device connected to the unit to recognize and control the external contact point Value Description D C Automatic When power is applied to the product the unit when the contact point is on in Dry Contact installed state recognizes Dry Contact installation D C Not Installed Do not use install Dry Contact D C Installed Use install Dry Contact ...

Page 184: ...installer to control pump RPM of BLDC pump application model In the installer setting list select Pump frequency setting RPM category and press OK button to move to the detail screen The function is not available for some products Value Description 3 500 500 3 700 RPM Change unit 10 OK ...

Page 185: ...able installer to control Pump capacity application model In the installer setting list select Pump Capacity category and press OK button to move to the detail screen The function is not available for some products Value Description 100 Default 10 100 Change unit 5 OK ...

Page 186: ...lt Use Step 0 Step 1 Step 2 Smart Grid SG It is the function to enable disable the SG Ready function and to set the reference value at SG2 step In the installer setting list select Smart Grid SG category and press OK button to move to the detail screen OK ...

Page 187: ...door4 Cool Out4 Cooling higher ambient temp 40 C Out4 Out3 1 Water1 Heat LW1 Heating higher water temp Use heater LW STD 15 65 C EW STD 15 55 C Not use heater LW STD 20 65 C EW STD 20 55 C 15 57 C 35 C LW1 LW2 Water 2 Heat LW2 Heating lower water temp 28 C LW1 LW2 Water3 Cool LW3 Cooling higher water temp Use FCU 5 C IDU LW STD 5 27 C EW STD 10 27 C Use FCU 6 C IDU LW STD 6 27 C EW STD 11 27 C Not...

Page 188: ...5 Set point 6 Set point 7 Set point 8 Outdoor air temperature Temperature profile of weather dependent operation Heating Cooling o Setting range Celsius Seasonal Auto Driving mode Heating Heating Cooling Air conditioning If heating mode is selected heating cooling or cooling can not be selected Depending on the air outflow control selection value the water air related setting value is displayed on...

Page 189: ...us device that is externally linked to the product Modbus address setting function is available from indoor unit In the installer setting list select Modbus Address and press OK button to move to the detail screen OK NOTE To use this function switch No 1 of option switch 1 must be turned ON ...

Page 190: ...l external input and output according to DI type set by customer using CN EXT Port In the installer setting list select CN EXT Port category and press OK button to move to the detail screen Value Not use Simple Operation Simple Dry Contact Single emergency stop OK ...

Page 191: ...in installer mode It prevents frostbite from happening In the range of 25 to 5 degree celsius Change setting values using left right button The function is not available for some products NOTE To use this function the antifreeze short pin CN_FLOW2 must be open and switch No 2 in Option SW 3 must be on ...

Page 192: ...tivating this function It allows 2 zones Room1 Room2 temperature to be controlled separately In case of heating the temperature of Room1 can not be set higher than Room2 temperature In case of cooling the temperature of Room1 can not be set lower than Room2 temperature Setting range Add Zone 2nd Circuit function setting Use Not Use Value Closing Time 60 999 s Default 240 Hysteresis Thermal On Off ...

Page 193: ...ING ENGLISH Use External Pump This function can be set to control the external water pump In the installer setting list select Use External Pump category and press OK button to move to the detail screen Value Not use Use ...

Page 194: ...emperature external boiler operation temperature value installer setting turn off the indoor unit and operate the external boiler External boiler OFF condition If External air temperature external boiler operation temperature value installer setting Hysteresis installer setting turn off external boiler operation and operate indoor unit If the mode of this function is set to Manual you can set temp...

Page 195: ...a to create data for energy monitoring and energy warning alarm pop ups This function can be activated in installer mode There are 2 options modbus address and unit in this function Activating the modbus address option you choose one address B0 or B1 or don t use Then you set the port and specification in range of 0000 0 9999 9 pulse kW as shown in the figure below OK ...

Page 196: ... is operated This is a function that allows heat exchange to work smoothly Pump Overrun is a function to prevent water pump failure and to help mechanical life If the water pump has been off for 20 hours Water pump will operate for the set time Value Default Setting Range Prerun 1 min 1 10 min Overrun 1 min 1 10 min OK ...

Page 197: ...ion reference value in Solar Thermal System In the installer setting list select Solar thermal system category and press OK button to move to the detail screen NOTE To use this function switch No 2 of option switch 2 must be turned ON and No 3 of option switch 2 must be turned OFF ...

Page 198: ...that can be reached by solar thermal system Boost Heater Enable DHW tank heater can be used when operating the Solar Thermal system Disable DHW tank heater cannot be used when operating the Solar Thermal system Solar pump flush schedule It is the function to circulate the solar water pump intermittently for solar collector temperature detection when the solar water pump does not operate for a long...

Page 199: ... function to check the current flow rate In the installer setting list select Current Flow Rate category and press OK button to move to the detail screen The current flow rate can be checked Range 7 80 L min The function is not available for some products OK ...

Page 200: ...ove to the detail screen NOTE Error history lookup range 50 Error history information Item date time mode including Off set temperature incoming temperature outgoing temperature room temperature Hot water operation stop Hot water set temperature Hot water temperature Outdoor unit On Off Error code Number of Display Within 50 Save criteria ν ν Error occurred released ON OFF of outdoor unit operatio...

Page 201: ...t in the remote controller In the installer setting list select the password initialization setting category and press OK button to move to the detail screen When you press initialization button a popup screen appears and when you press check button password initialization starts and the user password is changed to 0000 OK ...

Page 202: ...ncreased depending on the parameter Mode SG Mode SG set temperature α depending on the below parameter Step 0 DHW 5 C Step 1 H P 2 C DHW 5 C Step 2 H P 5 C DHW 7 C 1 1 Switch on command The command activates the compressor Optionally electrical booster heaters can be activated to utilize electricity surpluses Power Supply Blockage Smart Grid The heat pump operated automatically by the power supply...

Page 203: ...et temp Water cooling set temp Air heating set temp Water heating set temp DHW set temp Screed drying Heater on temperature Water supply off temp during cooling Tank disinfection setting 1 2 Tank setting 1 Tank setting 2 Heater priority DHW time setting TH on off Variable heating air TH on off Variable heating water Installer Central Control Address 152 153 154 155 156 157 158 159 160 161 162 164 ...

Page 204: ... operation CN_CC Pump frequency setting RPM Pump Capacity Smart Grid SG Seasonal auto temp Modbus Address CN_EXT Anti freezing Temperature Add Zone Use External Pump 3rd Party Boiler Meter Interface Pump Prerun Overrun Solar Thermal System Data logging Password Initialization Current flow rate 176 177 178 179 180 181 182 183 184 185 186 187 189 190 191 192 193 194 195 196 197 199 200 201 ...

Page 205: ...Prerun Overrun Set to reach the optimum flow rate by circulating the heating water with the water pump before heat exchange After the operation stop additional water pump is activated to circulate the heating water Water Flow Control Set water pump to control the water flow Password Reset It is the function to initialize 0000 the password when you forgot the password set in the remote controller R...

Page 206: ...g in cooling Set water pump on off delay option in cooling mode Auto mode Seasonal auto temp Set the operating temperature in Seasonal Auto mode Domestic hot water DHW set temp Setting DHW set temperature Tank disinfection setting 1 Setting start maintain time for pasteurisation Tank disinfection setting 2 Setting pasteurisation temperature Tank setting 1 Setting start temperature for operation Ta...

Page 207: ...Determine the use of the contact port CN_EXT mounted on the indoor unit PCB 3rd Party Boiler Configuration to control 3rd party boiler Meter Interface When installing the meter interface to measure energy calorie in the product set unit spec for each port Energy state Select whether to use or not use the SG Mode function of the product set the operation option value in SG1 step Thermostat control ...

Page 208: ...ng water temperature is determined In the installer setting list Select Temperature Sensor category and press OK button to move to the detail screen NOTE Air temperature as setting temperature is ONLY available when Remote Air Sensor Connection is enabled and Remote Air Sensor Connection is set as 02 Quality Value Water Remote Control Air Remote Control Indoor Unit Air Water Remote Control Indoor ...

Page 209: ... hot water tank heater such as heating tank heater use not use and heater delay time In the installer setting list Select Configuration category and press OK button to move to the detail screen Setting value Functions Use Not use Use disinfect Priority Cycle Heater Cycle Delay time 10 20 30 40 50 60 90 120 1440 minute OK ...

Page 210: ...e in the mixing circuit during heating operation Installer setting function to set water mixing pump operation delay time option in heating cooling mode Activating this function It allows 2 zones Room1 Room2 temperature to be controlled separately Setting range Mixing Circuit 2nd Circuit function setting Not Use Heat Heat Cool Value Closing Time 60 999 s Default 240 Hysteresis Thermal On Off 1 3 C...

Page 211: ...ect Use External Pump category and press OK button to move to the detail screen Heating Cooling You can use this feature when you have installed a 3 Way valve to switch the water flow between the underfloor and the water tank The external pump operates only in the direction of water flow in the underfloor Circuit1 This function controls the external pump when operating the mixing circuit The exter...

Page 212: ...an be set to save the environment settings of the product for use in LG Therma V Configurator through SD Card In the Installer setting list and select LG Therma V Configuration setting category and press OK button to move to the detail screen OK Value Read Data Save Data ...

Page 213: ...to prevent pump failure and PHEX freezing Water pump off After 20 consecutive hours disable enable the logic that drives the water pump by itself In the installer setting list select Forced operation category and press OK button to move to the detail screen OK Type Use Not use Oper Cycle 20 hours 180 hours Oper Time 1 min 10 min ...

Page 214: ... is operated This is a function that allows heat exchange to work smoothly Pump Overrun is a function to prevent water pump failure and to help mechanical life If the water pump has been off for 20 hours Water pump will operate for the set time Value Default Setting Range Prerun 1 min 1 10 min Overrun 1 min 1 10 min OK ...

Page 215: ...p is automatically controlled at the optimum flow rate required according to the desired temperature of the Main screen Pump Capacity It operates with the capacity set for the water pump Fixed Flow Rate The water pump is automatically controlled to maintain the set flow rate Fixed ΔT Set the target ΔT ΔT temperature difference between inlet and outlet water temperature The water pump is automatica...

Page 216: ...rd set in the remote controller In the installer setting list select the password Reset setting category and press OK button to move to the detail screen When you press Reset button a popup screen appears and when you press check button password initialization starts and the user password is changed to 0000 OK ...

Page 217: ...the bottom of the display is displayed Setting value Start up step 1 11 Maximum temperature 35 C 55 C Step 8 Holding time 1 days 30 days Function operation It is performed by the following procedure from the selected starting step After all steps are completed turn off the cement curing operation If the upper limit setting value of the heating LW temperature is 55 C or lower it is set to 55 C forc...

Page 218: ...curs When error is cleared restart cement Screed drying However if the wired remote control is reset to the error occurrence state it is compensated in the unit of one day Upon releasing after an error Screed drying operation may take up to 1 minute of waiting time after boot up The Screed drying operation status is judged as 1 minute cycle During Screed drying operation installer function Screed ...

Page 219: ...ic conditions it is necessary to change the temperature condition in which electric heater turns on off In the installer setting list Heater on temperature category and press OK button to move to the detail screen Upper lower limit default value is in C Default Range 5 18 25 OK ...

Page 220: ...ing water temperature or room air temperature is much belower than target leaving water temperature or target room air temperature Using Full capacity of electric heater when DIP Switch No 6 and 7 is set as ON ON Example If Heater on temperature is set as 1 and DIP switch No 6 and 7 is set as ON ON then full capacity of electric heater will start operation when outdoor air temperature is below 1 C...

Page 221: ...staller setting list select Air heating set temp category and press OK button to move to the detail screen CAUTION Only available when remote air temperature sensor is connected Accessory PQRSTA0 should be installed Also Remote air sensor connection should be set properly Upper lower limit default value is in C Value Default Range Max 30 30 24 Min 16 22 16 OK ...

Page 222: ...as setting temperature In the installer setting list select Water heating set temp category and press OK button to move to the detail screen NOTE When the E heater is not used the minimum temperature of the water temperature can be set from 34 C to 20 C Upper lower limit default value is in C OK Value Default Range Max 55 65 35 Min 15 34 15 ...

Page 223: ...r temperature Thermal On Off temperature according to the field environment in preparation for heating or heating claim In the Installer setting list and select Hysteresis Room Air Heating category and press OK button to move to the detail screen Type Default Range Temp On 0 5 0 3 Temp Off 1 5 4 0 OK ...

Page 224: ...ater temperature Thermal On Off temperature according to the field environment in preparation for heating or heating claim In the Installer setting list and select Hysteresis Heating Water category and press OK button to move to the detail screen Type Default Range Temp On 2 0 9 Temp Off 2 4 0 OK ...

Page 225: ...n heating mode the control reference water temperature position setting If the air leaving water temperature selection setting is set to leaving water temperature Change setting values using left right button The function is not available for some products Value Outlet Default Inlet ...

Page 226: ... putting the water pump s rest time Installer setting function to set water pump operation delay time option in heating mode In the installer setting list select Pump setting in heating category and press OK button to move to the detail screen Type Time setting Operation continue On 1 min 60 min Off 1 min 60 min OK ...

Page 227: ...installer setting list select Air cooling set temp category and press OK button to move to the detail screen NOTE Only available when remote air temperature sensor is connected Accessory PQRSTA0 should be installed Also Remote air sensor connection should be set properly Upper lower limit default value is in C Value Default Range Max 30 30 24 Min 18 22 16 OK ...

Page 228: ...ile cooling operation it is very important to keep leaving water temperature higher than 16 C Otherwise dew condensation can be occurred on the floor If floor is in humid environment do not set leaving water temperature below 18 C NOTE Water condensation on the radiator While cooling operation cold water may not flow to the radiator If cold water enters to the radiator dew generation on the surfac...

Page 229: ...emperature when the unit is turned off This function is used for preventing condensation on the floor in cooling mode In the installer setting list select Water supply off temp during cooling category and press OK button to move to the detail screen OK Value Default Range Use 18 25 16 Not use ...

Page 230: ... when the leaving water temperature is below 10 C Example If Stop temp is set as 10 and FCU is Not use and actually FCU is installed in the water loop the Stop temp is not used and the unit do NOT stop operation in cooling mode when the leaving water temperature is below 10 C CAUTION FCU Installation If FCU is used related 2way valve should be installed and connected to the unit PCB If FCU is set ...

Page 231: ...mperature Thermal On Off temperature according to the field environment in preparation for cooling or cooling claim In the Installer setting list and select Hysteresis Room Air Cooling setting category and press OK button to move to the detail screen Type Default Range Temp On 0 5 3 0 Temp Off 0 5 0 3 OK ...

Page 232: ...emperature Thermal On Off temperature according to the field environment in preparation for cooling or cooling claim In the Installer setting list and select Hysteresis Cooling Water setting category and press OK button to move to the detail screen Type Default Range Temp On 0 5 3 0 Temp Off 0 5 0 3 OK ...

Page 233: ...n cooling mode the control reference water temperature position setting If the air leaving water temperature selection setting is set to leaving water temperature Change setting values using left right button The function is not available for some products Value Outlet Default Inlet ...

Page 234: ...putting the water pump s rest time installer setting function to set water pump operation delay time option in cooling mode In the installer setting list select Pump setting in cooling category and press OK button to move to the detail screen Type Time setting Continuous Operation On 1 min 60 min Off 1 min 60 min OK ...

Page 235: ...GLISH Seasonal auto temp It is the function to set the operation reference value in Seasonal Auto mode In the installer setting list select Seasonal auto temp category and press OK button to move to the detail screen OK OK OK ...

Page 236: ... Use heater LW STD 15 65 C EW STD 15 55 C Not use heater LW STD 20 65 C EW STD 20 55 C 50 C 35 C LW1 LW2 Water 2 Heat LW2 Heating lower water temp 40 C 28 C LW1 LW2 Water3 Cool LW3 Cooling higher water temp Use FCU 5 C IDU LW STD 5 27 C EW STD 10 27 C Use FCU 6 C IDU LW STD 6 27 C EW STD 11 27 C Not use FCU LW STD 16 27 C EW STD 20 27 C 12 C 18 C LW3 LW4 Water4 Cool LW4 Cooling lower water temp 10...

Page 237: ...t point 5 Set point 6 Set point 7 Set point 8 Outdoor air temperature Temperature profile of weather dependent operation Heating Cooling o Setting range Celsius Seasonal Auto Driving mode Heating Heating Cooling If heating mode is selected heating cooling or cooling can not be selected Depending on the air outflow control selection value the water air related setting value is displayed on the scre...

Page 238: ...ectric heater and DHW tank heater are on and off according to control logic If Heater priority is set as Boost heater only ON then electric heater is never turned on and only DHW tank heater is on and off according to control logic In the installer setting list heater priority category and press OK button to move to the detail screen Value Boost heater only ON Main Boost heater ON OK ...

Page 239: ...etting temperature range when DHW temperature is selected as setting temperature In the installer setting list select DHW set temp category and press OK button to move to the detail screen Upper lower limit default value is in C Value Range Max 80 50 Min 40 30 OK ...

Page 240: ...the date when the disinfection mode is running Start time Determining the time when the disinfection mode is running Max temp Target temperature of disinfection mode Duration time Duration of disinfection mode Time Start time Max temp Duration time Water temperature Inside DHW Temperature profile of Disinfection operation NOTE DHW heating should be enable If Disinfection active is set as Not use t...

Page 241: ...1 INSTALLER SETTING ENGLISH Tank setting 1 In the installer setting list select tank setting 1 category and press OK button to move to the detail screen Value Range Comp Limit Temp 58 40 Min Temp 30 1 OK ...

Page 242: ...LLER SETTING ENGLISH Tank setting 2 In the installer setting list select tank setting 2 category and press OK button to move to the detail screen Value Range Hysteresis 4 2 Heating priority Floor heating DHW OK ...

Page 243: ...tank heater will be turned on when the water temperature is below 70 C Example If Heating priority is set as DHW that means heating priority is on DHW heating DHW is heated by AWHP compressor cycle and water heater In this case the under floor can not be heated while DHW heating On the other hand if the Heating priority is set as Floor heating that means heating priority is on under floor heating ...

Page 244: ...e duration defines how long time DHW tank heating can be stopped It is also regarded as time gap between DHW tank heating cycle Boost heater delay time This time duration defines how long time DHW tank heater will not be turned on in DHW heating operation Example of timing chart DHW tank heating is enabled DHW tank heater is enabled DHW tank heating operation DHW tank heater operation 1 active 0 n...

Page 245: ...ion reference value in Solar Thermal System In the installer setting list select Solar thermal system category and press OK button to move to the detail screen NOTE To use this function switch No 2 of option switch 2 must be turned ON and No 3 of option switch 2 must be turned OFF ...

Page 246: ...that can be reached by solar thermal system Boost Heater Enable DHW tank heater can be used when operating the Solar Thermal system Disable DHW tank heater cannot be used when operating the Solar Thermal system Solar pump flush schedule It is the function to circulate the solar water pump intermittently for solar collector temperature detection when the solar water pump does not operate for a long...

Page 247: ...n The pump test run is the function to test run by operating the water pump This function can be used for air vents flow sensors and others In the installer setting list Pump Test run category and press OK button to move to the detail screen OK ...

Page 248: ... installer mode It prevents frostbite from happening In the range of 25 to 5 degree celsius Change setting values using left right button The function is not available for some products NOTE To use this function the antifreeze short pin CN_FLOW2 must be open and switch No 2 in Option SW 3 must be on ...

Page 249: ...ing values using left right button NOTE For dry contact mode related detail functions refer to the individual dry contact manual What is dry contact It means the contact point signal input when the hotel card key human body detection sensor etc are interfacing with the air conditioner Added system functionality by using external inputs dry contacts and wet contacts Value Auto manual ...

Page 250: ...rol address of the unit In the installer setting list select Central Control Address category and press OK button to move to the detail screen NOTE Enter address code as hexadecimal value Front Central Control Gr No Back side Central control indoor the number NOTE This function is not available for monobloc OK ...

Page 251: ..._CC is the device connected to the unit to recognize and control the external contact point Value Description D C Automatic When power is applied to the product the unit when the contact point is on in Dry Contact installed state recognizes Dry Contact installation D C Not Installed Do not use install Dry Contact D C Installed Use install Dry Contact ...

Page 252: ... by setting value according to energy state Select either Signal Mode or Modbus Mode according to the connection type between the product and the ESS OK OK When Signal Mode of EES use type is selected press the Digital Input Assignment button to set the energy state according to the input signal Value Input Signal Output state TB_SG1 TB_SG2 Default Range X 0 0 ES2 fixed X 1 0 ES1 fixed 0 1 0 1 ES3...

Page 253: ...ntrol type It is a function to enable installer to control Water Pump Options using water flow sensor In the Installer setting list and select Connectivity category and press OK button to move to the detail screen Type Heat Cool Heat Cool DHW OK ...

Page 254: ...ENGLISH Pump operation time It is a function to show the water pump s operation time for check mechanical life In the Installer setting list and select Information category and press OK button to move to the detail screen OK ...

Page 255: ...ENGLISH IDU operation time It is a function to show the Indoor Unit s operation time for check mechanical life In the Installer setting list and select Information category and press OK button to move to the detail screen OK ...

Page 256: ...us device that is externally linked to the product Modbus address setting function is available from indoor unit In the installer setting list select Modbus Address and press OK button to move to the detail screen OK NOTE To use this function switch No 1 of option switch 1 must be turned ON ...

Page 257: ...ump OFF 1 Water Pump ON 10003 Ext Water Pump status 0 Water Pump OFF 1 Water Pump ON 10004 Compressor status 0 Compressor OFF 1 Compressor ON 10005 Defrosting status 0 Defrost OFF 1 Defrost ON 10006 DHW heating status DHW Thermal On Off 0 DHW inactive 1 DHW active 10007 DHW Tank disinfection status 0 Disinfection inactive 1 Disinfection active 10008 Silent mode status 0 Silent mode inactive 1 Sile...

Page 258: ...eater outlet temp 0 1 C 10 30006 DHW tank water temp 0 1 C 10 30007 Solar collector temp 0 1 C 10 30008 Room air temp Circuit 1 0 1 C 10 30009 Current Flow rate 0 1 LPM 10 30010 Flow temp Circuit 2 0 1 C 10 30011 Room air temp Circuit 2 0 1 C 10 30012 Energy State input 0 Energy state 0 1 Energy state 1 30013 Outdoor Air temp 0 1 C 10 39998 Produc Group 0x8X 0x80 0x83 0x88 0x89 39999 Product Info ...

Page 259: ...Circuit 2 0 1 C 10 40007 Room Air Temp Circuit 2 0 1 C 10 40008 Shift value Target in auto mode Circuit 2 1K 40009 DHW Target temp 0 1 C 10 40010 Energy state input 0 Not Use 1 Forced off equal to TB_SG1 close TB_SG2 open 2 Normal operation equal to TB_SG1 open TB_SG2 open 3 On recommendation equal to TB_SG1 open TB_SG2 close 4 On command equal to TB_SG1 close TB_SG2 close 5 On command step 2 Ener...

Page 260: ...l external input and output according to DI type set by customer using CN EXT Port In the installer setting list select CN EXT Port category and press OK button to move to the detail screen Value Not use Simple Operation Simple Dry Contact Single emergency stop OK ...

Page 261: ...emperature external boiler operation temperature value installer setting turn off the indoor unit and operate the external boiler External boiler OFF condition If External air temperature external boiler operation temperature value installer setting Hysteresis installer setting turn off external boiler operation and operate indoor unit If the mode of this function is set to Manual you can set temp...

Page 262: ...a to create data for energy monitoring and energy warning alarm pop ups This function can be activated in installer mode There are 2 options modbus address and unit in this function Activating the modbus address option you choose one address B0 or B1 or don t use Then you set the port and specification in range of 0000 0 9999 9 pulse kW as shown in the figure below OK ...

Page 263: ... function to check the current flow rate In the installer setting list select Current Flow Rate category and press OK button to move to the detail screen The current flow rate can be checked Range 7 80 L min The function is not available for some products OK ...

Page 264: ...move to the detail screen NOTE Error history lookup range 50 Error history information Item date time mode including Off set temperature incoming temperature outgoing temperature room temperature Hot water operation stop Hot water set temperature Hot water temperature Outdoor unit On Off Error code Number of Display Within 50 Save criteria ν ν Error occurred released ON OFF of outdoor unit operati...

Page 265: ...e tightened 6 Water Charged water pressure After water charging the pressure gage in front of the unit should indicate 2 0 2 5 bar Do not exceed 3 0 bar 7 Air purge During water charging air should be taken out through the hole of the air purge If water does not splash out when the tip at the top of the hole is pressed then air purging is not completed yet If well purged the water will splash out ...

Page 266: ... 0 MΩ as a result of refrigerant accumulation in the internal compressor If the insulation resistance is less than 2 0 MΩ turn on the main power supply 3 When the power is applied for the first time operate the product after preheating for 2 hours To protect the unit by increasing the oil temperature of the compressor CAUTION Turn off the power before proceeding maintenance No Category Item Check ...

Page 267: ... precautions are required Factor that influence the actual level of exposure of the workforce include the characteristics of the work room and the other sources of noise i e the number of equipment and other adjacent processes and the length of time for which an operator exposed to the noise Also the permissible exposure level can vary from country to country This information however will enable t...

Page 268: ...r Split Pressure gauge Open Close SVC Port Manifold gauge When selecting a vacuum you should select one which is capable of achieving 0 2 Torr of ultimate vacuum Degree of vacuum is expressed in Torr micron mmHg and Pascal Pa The units correlate as follows Unit Standard atmospheric pressure Perfect vacuum Gage Pressure Pa 0 1 033 Absolute Pressure Pa 1 033 0 Torr Torr 760 0 Micron Micron 760 000 0...

Page 269: ...uge For Split 2 Charge of refrigerant You should be charged after vacuum You can see amount of refrigerant at quality label Please to charge at cooling mode when there is not full charging Refrigerant cylinder Refrigerant cylinder For Hydrosplit SVC Port Manifold gauge ...

Page 270: ...ISH 3 Location of SVC port For Split 1Ø 5 kW 7 kW 9 kW 1Ø 5 kW 7 kW 9 kW For Split 1Ø 12 kW 14 kW 16 kW 3Ø 12 kW 14 kW 16 kW For Hydrosplit 1Ø 12 kW 14 kW 16 kW 3Ø 12 kW 14 kW 16 kW SVC Port SVC Port For Hydrosplit SVC Port ...

Page 271: ...nit does not operated for the sake of system protection Wait while unit warms up to 18 C the water inlet temperature If you are not using the back up heater accessory HA 1M E1 increase the water temperature with the external heat source heater boiler If the problem persists contact your dealer If you want to use the screed drying function be sure to purchase and install back up hater accessories H...

Page 272: ... between remote controller and Main PCB assembly Heater should be tight Output voltage of PCB should be 12 V DC 5 Bad communication between Main PCB assembly Heater and Main PCB assembly Inverter of the unit The connector for transmission is disconnected The connecting wires are misconnected The communication line is broken Main PCB assembly Inverter is abnormal Main PCB assembly Heater is abnorma...

Page 273: ...eck CN_ L CN_ N Connection Check Input Voltage Check PCB DC Link voltage sensor parts 26 DC Compressor Position Compressor Starting fail error Check the connection of comp wire U V W Malfunction of compressor Check the component of IPM detection parts 27 AC Input Instant over Current Error PCB Inverter input current is over 100 A peak for 2 us 1 Overload operation Pipe clogging Covering EEV defect...

Page 274: ...fect of outdoor PCB Inverter 45 Problem in Cond middle pipe temperature sensor Open Short Soldered poorly Internal circuit error 1 Bad connection of thermistor connector 2 Defect of thermistor connector Open Short 3 Defect of outdoor PCB Inverter 46 Problem in suction pipe temperature sensor Open Short Soldered poorly Internal circuit error 1 Bad connection of thermistor connector 2 Defect of ther...

Page 275: ...r fan is driving rightly 65 Problem in Heatsink Temperature sensor Abnormal value of sensor Open Short Check if there is defect of thermistor connector Open Short Check defect of outdoor PCB Inverter 67 Fan lock error Fan RPM is less than 10 for 5 seconds from start up operation Fan RPM is less than 40 in operation except for start up operation 1 Fan motor damage 2 Assembly condition abnormal 3 Ja...

Page 276: ...276 ENGLISH ...

Page 277: ...rijgsman 1 1186 DM Amstelveen The Netherlands Manufacturer LG Electronics Inc Changwon 2nd factory 84 Wanam ro Seongsan gu Changwon si Gyeongsangnam do KOREA Eco design requirement The information for Eco design is available on the following free access website https www lg com global support cedoc cedoc ...

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