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LG THERMA V HM051MR, Installation Manual

The LG THERMA V HM051MR is an innovative heating and cooling system. To ensure a hassle-free installation, make sure to download the free Installation Manual from our website. This comprehensive manual provides step-by-step instructions and helpful insights on maximizing the performance of your new LG THERMA V HM051MR.

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185

INSTALLER SETTING

ENGLISH

Energy state

This function is to control the product according to the energy state. When the charged state of
ESS is transmitted, it changes the target temperature of heating, cooling and DHW 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

Value

Default

Not Use

Not use

Use Modbus

Use Digital Input 

Summary of Contents for THERMA V HM051MR

Page 1: ...al completely before installing the product Installation work must be performed in accordance with the national wiring standards by authorized personnel only Please retain this installation manual for future reference after reading it thoroughly PORTUGUÊS MAGYAR БЪЛГАРСКИ SRPSKI HRVATSKI SLOVENŠČINA DANSK ENGLISH ITALIANO ESPAÑOL FRANÇAIS DEUTSCH ΕΛΛΗΝΙΚΆ ČEŠTINA NEDERLANDS POLSKI LIMBA ROMÂNĂ ...

Page 2: ...ram 38 Water cycle Chapter 4 41 INSTALLATION 41 Transporting the Unit 42 Installation places 43 Multiple installation 45 Installation at Seaside 45 Seasonal Wind and Cautions in Winter 46 Foundation for Installation 47 Electrical Wiring 57 Wiring of main power supply and equipment capacity 58 Water Piping and Water Circuit Connection 59 Pipe Insulation 60 Water Charging 61 Water pump Capacity 61 P...

Page 3: ...ral Controller 84 Remote Controller 88 DHW Tank 93 DHW Tank Kit 95 Solar Thermal Kit 97 Dry Contact 99 External Controller Setting up programmable digital input operation 100 Remote Temperature Sensor 103 Solar pump 104 External pump 105 Wi fi Modem 106 Energy State 107 Digital Input for energy saving ESS Smart Grid 108 2Way Valve 110 3Way Valve A 111 3Way Valve B 112 Electric Heater 118 Typical I...

Page 4: ...temp 147 Water heating set temp 148 DHW set temp 149 Screed drying 151 Heater on temperature 153 Water supply off temp during cooling 155 Tank disinfection setting 1 2 156 Tank setting1 157 Tank setting2 159 Heater priority 160 DHW time setting 162 TH on off Variable heating air 163 TH on off Variable heating water 164 TH on off Variable cooling air 165 TH on off Variable cooling water 166 Heating...

Page 5: ...erun Overrun 202 Water Flow Control 203 Energy Monitoring 204 Anti Freezing Option 1 205 Password Reset 206 Screed drying 208 Heater on temperature 209 Air heating set temp 210 Water heating set temp 211 Hysteresis Room Air Heating 212 Hysteresis Heating Water 213 Heating temp setting 214 Pump setting in heating 215 Air cooling set temp 216 Water cooling set temp 217 Water supply off temp during c...

Page 6: ...46 Thermostat control type 247 Pump operation time 248 IDU operation time 249 Modbus Address 250 Modbus gateway memory map 253 CN_EXT 254 3rd Party Boiler 255 Meter Interface 256 Current flow rate 257 Data logging Chapter 9 258COMMISSIONING 258 Check List before Starting Operation 259 Starting Operation 260 Starting Operation flow chart 260 Airborne Noise Emission 261 Vacuum Charge of Refrigerant ...

Page 7: ...e diagram parts and dimensions electrical wiring diagrams etc This chapter is important to understand Chapter 4 Installation about the unit Installation location constraints on installation site etc Electrical wiring at the unit System set up and configuration Information about water pump Chapter 5 Information about supported accessories Specification Constraints and wiring are described Before pu...

Page 8: ... symbol indicates that a service personnel should be handling this equipment with reference to the Installation Manual WARNING This indicates that the failure to follow the instructions can cause serious injury or death CAUTION This indicates that the failure to follow the instructions can cause the minor injury or damage to the product This symbol is displayed to indicate matters and operations t...

Page 9: ...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 10: ...ited assessment authority which authorizes their competence to handle refrigerants safely in accordance with an industry recognized assessment specification Pipe work shall be protected from physical damage and shall not be installed in an unventilated space if that space is smaller than 1 The minimum floor area 49 4 m2 2 The maximum refrigerant charge amount 2 4 kg Do not use means to accelerate ...

Page 11: ...e 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 tightly closed space for a long time It may cause damage to the unit When flammable gas leaks turn off the gas and open a window for ventilation before turning the unit on There is risk of explosion or fire If strange sounds or smell or smoke comes from unit turn the breaker off o...

Page 12: ...ical injury electric shock The inside heater of product may operate during stop mode It is intended to protect the product Be careful that some part of the control box are hot There is risk of physical injury or burns When the unit is soaked flooded or submerged contact an Authorized Service Center There is risk of fire or electric shock Be cautious that water could not be poured to the unit direc...

Page 13: ...e assistance of other skilled personnel shall be carried out under the supervision of the person competent in the use of flammable refrigerants When mechanical connectors are reused indoors sealing parts shall be renewed When flared joints are reused indoors the flare part shall be re fabricated Be aware that refrigerants may not contain an odor Periodic more than once year cleaning of the dust or...

Page 14: ...inet top cover control box cover are removed or opened Otherwise it may cause fire electric shock explosion or death The appliance shall be disconnected from its power source during service and when replacing parts Means for disconnection must be incorporated in the fixed wiring in accordance with the wiring rules The Installation kit supplied with the appliance are to be used and that old Install...

Page 15: ...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 or lack of experience and knowledge unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety Children should be super...

Page 16: ...ide the product box The parts can be found inside the outdoor unit by opening the side panel INSTALLATION PART Item Image Installation Manual Outdoor Unit UN36A Chassis Product heating capacity 5 7 9 kW Outdoor Unit UN60A Chassis Product heating capacity 9 12 14 16 kW Remote Controller Remote Controller Cable Default length 10 m Damper x 6 Drain Cap x 6 Drain Nipple ...

Page 17: ...lation Model No 1 2 3 4 5 6 7 Monobloc ZH B W 09 6 A 0 Factory Model Name No Signification 1 Air to Water Heat Pump for R32 2 Classification B Monobloc 3 Model Type W Inverter Heat Pump 4 Heating Capacity E g 9 kW 09 5 Electrical ratings 6 1 phase 220 240 V 50 Hz 8 3 phase 380 415 V 50 Hz 6 Function A General heating heat pump 7 Series Number Refrigerant No 1 2 3 4 5 7 8 R32 H M 09 1 M U3 3 No Sig...

Page 18: ...tion M Monobloc 3 Heating Capacity E g 9 kW 09 4 Electrical ratings 6 1 phase 220 240 V 50 Hz 8 3 phase 380 415 V 50 Hz 5 Leaving Water Combination M Middle Temperature 6 Refrigerant R R32 7 Function S Silent 8 Chassis Name U3 UN60A Chassis U4 UN36A Chassis 9 Series Number Additional Information Serial number refers to the barcode on the product Max allowable pressure High side 4 32 MPa Low side 2...

Page 19: ...sted under EN14511 water temperature 23 C 18 C at outdoor ambient temperature 35 C 24 C h All appliances were tested at atmospheric pressure Model Name Capacity kW Power Source Unit Chassis Phase Ø Capacity kW Heating1 Cooling2 UN36A 1 5 5 5 5 5 220 240 V 50 Hz 7 7 7 9 9 9 UN60A 1 9 9 9 12 12 12 14 14 14 16 16 16 3 12 12 12 380 415 V 3N 50 Hz 14 14 14 16 16 16 ...

Page 20: ... 1 13 14 12 9 10 11 3 6 1239 6 holes for Ancher Bolts M10 3 ID Ø 20 holes for drain connection 390 330 475 360 620 696 292 112 277 416 41 163 163 293 297 336 3D View Side View 24 834 491 443 395 347 243 156 h The shape may differ depending on the model UN36A 5 7 9 kW Unit mm ...

Page 21: ...oles for Ancher Bolts M10 3 ID Ø 20 holes for drain connection 330 360 390 924 291 277 111 839 749 704 244 155 1380 605 24 1239 620 293 243 415 250 40 339 163 163 90 3D View Side View 13 2 4 7 8 1 12 9 10 11 3 h The shape may differ depending on the model Unit mm ...

Page 22: ...Panel 6 Side Panel 7 Low Voltage Communication Cable Hole 8 UNIT Power Power Cable Hole 9 Water Pump Circulating the water 10 Plate Heat Exchanger Heat exchanger between refrigerant and water 11 Pressure Gage Indicates circulating water pressure 12 Safety Valve Open at Water pressure 3 bar 13 Heater Control Box Heater PCB and terminal blocks 14 Outdoor Control Box Outdoor PCB and terminal blocks D...

Page 23: ...iffer depending on the model UN36A 5 7 9 kW 2 1 13 1239 Drain hole for drain nipple 1EA Drain hole for drain nipple 6EA Note If you need more drains remove them 330 475 491 443 389 184 834 24 360 390 620 297 326 163 293 83 4 8 7 6 5 15 16 11 12 3 9 10 14 Unit mm ...

Page 24: ...620 293 90 242 326 165 Drain hole for drain nipple 1EA Drain hole for drain nipple 6EA Note If you need more drains remove them 390 1380 24 605 839 749 704 389 184 360 330 3 9 12 10 11 4 7 8 5 6 15 16 14 13 h The shape may differ depending on the model Unit mm ...

Page 25: ...ront Panel 6 Side Panel 7 Low Voltage Communication Cable Hole 8 UNIT Power Power Cable Hole 9 Water Pump 10 Plate Heat Exchanger Heat exchanger between refrigerant and water 11 Compressor shield panel 12 Safety Valve Open at water pressure 3 bar 13 Indoor Control Box PCB and terminal blocks 14 Outdoor Control Box PCB and terminal blocks 15 Flow sensor SIKA VVX20 5 80 LPM 16 Pressure Sensor SENSAT...

Page 26: ...easy connection of field wiring 2 Main PCB The main PCB Printed Circuit Board controls the functioning of the unit UN36A 5 7 9 kW UN60A 9 12 14 16 kW h The shape may differ depending on the model Refer to Exploded View in SVC Manual Control box before structural change Until August 2020 Control box after structural change From September 2020 ...

Page 27: ... 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 h The shape may differ depending on the model Refer to Exploded View in SVC Manual Control box 2 1 ...

Page 28: ...tton When you move to the previous stage from the menu s setting stage Up down left right button When you change the menu s setting value OK button When you save the menu s setting value On Off button When you turn ON OFF the Unit OK Operation display window On Off Button OK Button Back button Up Down Left Right Button ...

Page 29: ...alled Floor heating loop Fan coil unit Radiator R T Outdoor Indoor M F Buffer Tank High Temperature Room Thermostat Field supply 2way valve Field supply By pass valve Field supply Low Temperature Magnetic Filter Mandatory Shut off valve M F Remote controller R NOTE Room thermostat Type of thermostat and specification should be complied with installation manual 2way valve It is important to install...

Page 30: ...mostat Field supply 2way valve Field supply 3way valve Field supply By pass valve Field supply Low Temperature Shut off valve Magnetic Filter Mandatory M F Remote controller R NOTE DHW tank It should be equipped with internal electric heater to generate sufficient heat energy in very cold season DHW Domestic Hot Water 3way valve Type of 3way valve and specification should be complied with installa...

Page 31: ...p Maximum power consumption of pump should be less than 0 25 kW Solar heat source Floor heating loop Fan coil unit DHW tank Hot water City water Radiator M F R T Outdoor Indoor Buffer 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 Pump Field supply Magnetic Filter Mandatory M F Remote cont...

Page 32: ...it Circuit 2 Mixing Circuit M F Buffer Tank R T Outdoor Indoor High Temperature Room Thermostat Field supply 2way valve Field supply By pass valve Field supply Low Temperature Shut off valve Magnetic Filter Mandatory Air vent Field supply M F Pressure Regulation valve 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 th...

Page 33: ...valve Field supply Low Temperature Shut off valve Magnetic Filter Mandatory Air vent Field supply M F Reverse check valve 3way valve Field supply Pump Field supply Aquastat Valve 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 T...

Page 34: ...ve Field supply Low Temperature Magnetic Filter Mandatory Shut off valve M F Remote controller R 3way valve Field supply NOTE Backup heater Accessory You can retain sufficient capacity even though ambient temperature will be decreased in winter During cooling operation connect the 3 Way Valve with automatic reset function using the 2 Way Valve connection terminal to prevent water from going to the...

Page 35: ... IHEX Water Out Water In Backup Heater S13 Accessory S2 S6 S5 S7 S10 S3 S1 S9 S12 S11 S4 S8 Inv Comp Water Side Refrigerant Side Inside of Monobloc Product Inv Comp PHE EEV1 EEV3 Inj EEV EEV2 IHEX Cooling Heating Backup Heater S13 Accessory S2 S6 S5 S7 S10 S3 S1 S9 S12 S11 S4 S8 Accumulator High Pressure Sensor Muffler Expansion Tank Relief valve Pressure Gage Air Vent W Pump Strainer Flow Switch A...

Page 36: ...rature sensor CN_VI_OUT S9 PHEX gas temp sensor CN_PIPE_OUT S10 PHEX liquid temp sensor CN_PIPE_IN Water Side S11 Entering water temperature sensor CN_TH3 S12 Leaving water temperature sensor S13 Electric backup heater outlet Accessory kit S9 S10 S5 Description is expressed based on Cooling mode Water Side Refrigerant Side Inside of Monobloc Product Inv Comp PHE EEV1 EEV3 Inj EEV Cooling Heating B...

Page 37: ...sensor 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 S12 O...

Page 38: ...g Radiator DHW Tank is Installed DHW tank is necessary Solar thermal system is connected Solar thermal kit is necessary M F Magnetic Filter Mandatory Indoor Unit Hydro Kit EXP TANK W PUMP_1 W PUMP_2 B HT 3WAY Valve_2 3WAY Valve_1 F S 2WAY Valve_1 SOLAR THERMAL SYSTEM Solor Panel Remote Room Temp Sensor S14 S9 S12 S15 S16 S11 S10 Solar Thermal Components ...

Page 39: ...iator DHW Tank is Installed DHW tank is necessary Solar thermal system is connected Solar thermal kit is necessary M F Magnetic Filter Mandatory Indoor Unit Hydro Kit EXP TANK W PUMP_1 W PUMP_2 B HT 3WAY Valve_2 3WAY Valve_1 F S 2WAY Valve_1 SOLAR THERMAL SYSTEM Solor Panel Remote Room Temp Sensor S14 S12 S15 S16 S11 S10 Solar Thermal Components ...

Page 40: ...tely Generating and storing DHW by AWHP or built in electric heater B HT Booster heater in DHW tank CN_B HEAT A 3rd party accessory and Field installation usually built in at W TANK Supplying additional water heating capacity 3WAY Valve_1 Flow control for water which is leaving from unit Flow direction switching between underfloor and water tank CN_3WAY A 3rd party accessory and Field installation...

Page 41: ... 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 int...

Page 42: ...lot of snow place the unit higher than the snow can be accumulated Please secure the space to Maintain the shut off valve and strainer More than 300 Fence or obstacles More than 700 More than 600 Minimum 300 Awning Awning Awning Unit mm CAUTION Be very careful while carrying the product Do not have only one person carry product if it is more than 20 kg PP bands are used to pack some products Do no...

Page 43: ...here is an obstruction in the discharge part More than 200 More than 100 More than 1 000 More than 200 More than 100 More than 1 000 Minimum 500 Minimum 500 Minimum 500 More than 1 000 More than 300 More than 300 Minimum 500 Minimum 500 More than 1 000 More than 1 000 More than 100 More than 100 Minimum 500 Minimum 500 Minimum 500 More than 1 000 Unit mm Unit mm ...

Page 44: ...than 100 100 More than 100 Minimum 500 Minimum 500 Minimum 500 Minimum 500 More than 1 000 More than 300 More than 1 500 More than 300 More than 1 500 L L H H L H L H More than 100 More than More than 100 100 More than 100 More than 100 More than More than 100 100 More than 100 More than 100 Minimum 500 Minimum 500 More than 100 More than 1 000 More than 200 More than 2 000 More than 300 More than...

Page 45: ...e dust or salt particles stuck on the heat exchanger by using water Seasonal Wind and Cautions in Winter Sufficient measures are required in a snow area or severe cold area in winter so that unit can be operated well Get ready for seasonal wind or snow in winter even in other areas Install a suction and discharge duct not to let in snow or rain Install the unit not to come in contact with snow dir...

Page 46: ...eparate pedestal with enough height to install the drain nipple Unit mm Foundation bolt executing method 200 Nut 75 75 200 Spring washer Frame Anti vibration materials Six bolt are required 3 thread ridges H Beam Concrete base 100 620 293 361 WARNING Be sure to remove the Pallet Wood Support of the bottom side of the unit Base Pan before fixing the bolt It may cause the unstable state of the unit ...

Page 47: ...rk deficiency it may cause an electric shock or fire CAUTION Be sure to correct the unit to earth Do not connect earth line to any gas pipe liquid pipe lightening rod or telephone earth line If earth is incomplete it may cause an electric shock CAUTION This product have reversed phase protection detector that only works when the power is turned on If there exists black out or the power goes on and...

Page 48: ...L 20mm 35 5mm 10 3 mm For the 1 Phase 20mm GN YL 35 5mm 10 3 mm For the 3 Phase Power cable Type H07RNF Current A Area mm2 A 0 2 Tinsel cord a 0 2 A 3 0 5 a 3 A 6 0 75 6 A 10 1 0 0 75 b 10 A 16 1 5 1 0 b 16 A 25 2 5 25 A 32 4 32 A 40 6 40 A 63 10 Factory Model Name Buyer Model Name Phase Ø Capacity kW ELCB ZHBW056A0 HM051M U43 1 5 16 A ZHBW076A0 HM071M U43 7 20 A ZHBW096A0 HM091M U43 9 25 A ZHBW09...

Page 49: ...mly then secure to prevent outside pressure being exerted on the terminal block Use an appropriate manual screwdriver instead of electric screwdriver for tightening the terminal screws A screwdriver with a small head will strip the head and make proper tightening impossible Over tightening the terminal screws may break them Round pressure terminal Power wire Connect same thickness wiring to both s...

Page 50: ...ts corresponding Rsce 33 This equipment complies with reference impedance for IEC EN 61000 3 3 For 3 Phase 12 14 16 kW This equipment complies with IEC EN 61000 3 12 provided that the short circuit power Ssc is greater than or equal to 2067 kVA at the interface point between the user s supply and the public system It is the responsibility of the installer or user of the equipment to ensure by cons...

Page 51: ...reference impedance for IEC EN 61000 3 11 For 3 Phase 12 14 16 kW This equipment complies with IEC EN 61000 3 12 provided that the short circuit power Ssc is greater than or equal to 2672 kVA at the interface point between the user s supply and the public system It is the responsibility of the installer or user of the equipment to ensure by consultation with the distribution network operator if ne...

Page 52: ...Electric Leakage Circuit Breaker between the power source and the unit A disconnection device to adequately disconnect all supply lines must be fitted Model of circuit breaker recommended by authorized personnel Only Select a circuit breaker suitable for the current specification Unit Backup Heater Live Signal for Backup Heater A B Live Signal for DHW Tank kit CB CB DHW Tank kit Switch Box Power s...

Page 53: ...ke 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 at more than 90 percent of the rated voltage marked on the name plate Confirm that the cable thickness is as specified in the power...

Page 54: ... 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 separately UNIT POWER CODE CLAMP UNIT POWER CODE CLAMP U...

Page 55: ...tion for 3rd PARTY CONTROLLER Terminal Block 4 Accessory Terminal Block 2 Terminal Block 1 Terminal Block 3 Terminal Block 2 Terminal Block 3 Terminal Block 4 Turn on or off backup heater Connection for thermostat 230 V AC Supporting type Heating only or Heating Cooling HEATER A HEATER B THERMOSTAT Default 230 V AC L N L N L N L1 L2 21 22 23 24 25 26 27 28 29 30 Connection for 3rd PARTY CONTROLLER...

Page 56: ...g Water flow switching between under floor heating and DHW tank heating Energizing water pump for solar thermal system Power supply for 2nd heating kit Power supply for 2nd heating kit 3rd PARTY CONTROLLER 5V DC L1 L2 L3 A B 23 24 25 26 27 L N 21 22 Connection for 3rd PARTY CONTROLLER THERMOSTAT Default 230 V AC Connection for thermostat 230 V AC Supporting type Heating only or Heating Cooling E H...

Page 57: ...itch or electrical outlet to disconnect each of unit separately from the power supply WARNING Follow ordinance of your governmental organization for technical standard related to electrical equipment wiring regulations and guidance of each electric power company Make sure to use specified wires for connections so that no external force is imparted to terminal connections If connections are not fix...

Page 58: ...ter inside the unit will be discharged to drain hose In a cold climate region water drainage must be frost proof Pipe fittings e g L shape elbow T shape tee diameter reducer etc should be tightened strongly to be free from water leakage Connected sections should be leakage proof treatment by applying tefron tape rubber bushing sealant solution etc Appropriate tools and tooling methods should be ap...

Page 59: ...sound will be heard when valve is open or close by rotating handles It is normal condition because the sound is due to leakage of charged nitrogen gas inside the valve The nitrogen gas is applied to secure quality assurance Before starting water charging these two shut off valves should be assembled with water inlet and outlet pipe of the unit Water condensation on the floor While cooling operatio...

Page 60: ...water pipe mechanical damage at the surface of electric heater coil Open both the air vent in the water pipe and the air vent in the pump Step 4 Stop water supplying when the pressure gauge located in front of the control panel indicates pre adjust value For 3 Series Stop water supplying when the pressure located in remote control indicates pre adjust value For 4 Series Step 5 Close drain valve an...

Page 61: ...apacity kW Rated flow rate LPM m3 h Pump Head m At rated flow rate Product pressure drop m Plate heat exchanger Serviceable Head m 16 46 0 2 8 8 3 1 4 6 9 14 40 25 2 4 9 3 1 1 8 2 12 34 5 2 1 9 8 0 8 9 0 9 25 87 1 5 6 1 0 4 5 7 7 20 12 1 2 7 3 0 3 7 0 5 15 8 0 9 7 5 0 2 7 3 For OH SUNG Water Pump To secure enough water flow rate do not set water pump capacity as Minimum It can lead unexpected flow...

Page 62: ...ARNING Selecting a water flowrate outside the curves can cause damage to or malfunction of the unit Performance curve GRUNDFOS Water Pump UPML GEO 20 105 CHBL UN60A 12 14 16 kW GRUNDFOS Water Pump UPM3K GEO 20 75 CHBL UN36A 5 7 9 kW UN60A 9 kW OH SUNG Water Pump ODM 061P UN60A 12 14 16 kW UN36A 5 7 9 kW Q H Chart Q LPM H m ...

Page 63: ...cept the AWHP unit And add six liters to this total volume to allow for the water contained in AWHP unit Antifreeze type Antifreeze mixing ratio 0 C 5 C 10 C 15 C 20 C 25 C Ethylene glycol 0 12 20 30 Propylene glycol 0 17 25 33 Methanol 0 6 12 16 24 30 CAUTION Use only one of the above antifreeze If a antifreeze is used pressure drop and capability degradation of the system can be occurred If one ...

Page 64: ...w water to flow out properly and free from obstructions At all lowest points of the field piping In the coldest part and away from heat sources c s Isolation of water inside the house when there is a power interruption Normally closed valves located indoors near the piping entry exit points can prevent that all water from indoor piping is drained when the antifreeze valve open When there is a powe...

Page 65: ...the ground to prevent ice from blocking the water exit Keep a distance of at least 10 cm between the antifreeze valves The valve must be free of insulation for the system to work properly When antifreeze valves are installed do NOT select a minimum cooling setpoint lower than 7 C If lower antifreeze valves can open during cooling operation When installed outdoors the antifreeze valve must be prote...

Page 66: ...g 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 by following equation Pre pressure bar 0 1 x H 0 3 bar where H difference between unit and the highest water pipe 0 3 ...

Page 67: ...PDRYCB000 Dry contact for thermostat PDRYCB300 Solar thermal Kit To operate with solar heating system PHLLA Limit temperature 96 C Meter Interface To measure production consumption power PENKTH000 Central Controller Multiple installed products into one central control AC EZ Touch PACEZA000 AC Smart IV PACS4B000 AC Smart 5 PACS5A000 ACP 5 PACP5A000 AC Manager 5 PACM5A000 Backup heater To supplement...

Page 68: ...kW Booster heater Cloud Gateway To use Becon cloud PWFMDB200 Wi Fi Modem To enable remote system operation from smartphone PWFMDD200 Extension cable for Wi Fi Modem To connect with Wi Fi modem to the USB cable PWYREW000 Thermistor for 2nd Circuit or E Heater To interlock with 2nd circuit operation and control temperature of main zone or To interlock with 3rd party E Heater and control temperature ...

Page 69: ... 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 for Fan Coil Unit To serve as 3way valve when installing backup heater 2 wire SPST Single Pole Sing Throw type 230 V AC External Pump To retain sufficient capacity using additional pump Smart Grid To control operation mode depending on inp...

Page 70: ...tect 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 recommended that the thermostat should b...

Page 71: ...ON or DHW Heating OFF signal according to user s heating cooling and DHW heating target temperature For Split Indoor unit 5 Series For Hydrosplit 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 ...

Page 72: ...operation electric type thermostat Never connect external electric loads such as valves fan coil units etc If connected Main PCB Heater can be seriously damaged WARNING Mechanical type thermostat Do not connect wire N as mechanical type thermostat does not require electric power supply CAUTION Do not connect external electric loads Wire L and N should be used only for operation Electric type therm...

Page 73: ...ire N as mechanical type thermostat does not require electric power supply 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 D DHW Heating signal from thermostat to PCB CAUTION Do not connect external electric loads Wire L and N should be used only for operation electric type thermostat Never...

Page 74: ... the other button input is prohibited In case of Heating Cooling DHW Heating thermostat select Heat Cool DHW as the Thermostat Control Type in the remote controller installer settings The product operates according to Thermo On Off conditions of the thermostat and remote controller Thermo On Off Condition Product Thermostat Remote Controller Thermo Off Thermo Off Thermo Off Thermo Off Thermo On Th...

Page 75: ...re is 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 A...

Page 76: ... 2 way valve Install Guide 2nd Circuit Cooling Circuit 2 Circuit 1 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 X Radiator 55 C Circuit 2 Circuit 1 Floor 18 C Convector FCU 5 C Floor 18 C X Convector FCU 5 C NOTE Circuit 1 Direct circuit Zone where the water temperature is Highest when heating Circuit 2 Mixing circuit The other zone ...

Page 77: ...ype from PCB to mixing valve N1 Neutral signal from PCB to mixing valve Closed NOT Mixed CN_MIX_OUT Indoor PCB Floor heating loop Mix 2nd circuit temp sensor Mix Kit Room B Additional zone High Temp Room A Main zone Low Temp Floor heating loop Radiator Radiator Buffer Tank Step 3 Insert the temperature sensor to CN_MIX_OUT Brown of the main PCB as shown below The sensor should be mounted correctly...

Page 78: ...ING VALVE L1 L2 N 1 2 3 MIXING VALVE L N MIX PUMP L N 17 18 MIX PUMP 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 Floor heating loop Floor heating loop 2nd circuit temp se...

Page 79: ...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 80: ...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 Indoor PCB 3rd party boiler Voltage free TB_BOILER For 3 Series For 4 Series 3rd party boiler Voltage free EXT_BOILER In...

Page 81: ...M Indoor PCB 1 L 2 N A B 27 28 3rd PARTY CONTROLLER DC 5 V 3rd PARTY CONTROOLER or METER INTERFACE LG 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_COM Step 4 Connect the 3rd party controller to terminal block 2 11 12 completely includin...

Page 82: ...1 12 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 27 28 27 Black 28 White 3rd PARTY CONTROLLER Meter interface I...

Page 83: ...ironment inspection and device address setting Before installing central controller check the network for any interfacing devices and assign non overlapping addresses to the connected devices Step 2 PI485 setting Install PI485 and set the DIP switch accordingly Step 3 Connections Connect PI485 and central controller through RS 485 cable Step 4 Access and Device Registration Log in to central contr...

Page 84: ...t loose after the installation If you are using the air temperature sensor in the remote control refer to the Remote Temperature sensor guide The wired remote controller cable can be installed in 3 directions Install to the suitable direction according to the installation environment Installation direction Rear entry top side right side When you install the remote controller cable at the top side ...

Page 85: ...o avoid interference with the circuit parts Procedure of Combining When you remove the remote controller from the installation plate insert a small flat head screwdriver into the bottom side separation hole and turn clockwise to separate the remote controller There are 2 separation holes at the bottom part Slowly separate one by one Be careful not to damage the internal parts during the removal Us...

Page 86: ... SIGNAL BR GND Indoor MAIN PCB Wired controller Extension Cable Check whether the connector is connected correctly Check whether the connector is connected correctly OK During the wired remote controller installation do not bury it in the wall It may cause temperature sensor failure Do not install the cable over 50 m It may cause communication defect When you install the extension cable carefully ...

Page 87: ...ion connection method Among the cables connected to the wired remote controller cut the remaining connectors on the other side and then extend and connect the cables Extension cable specification 24 26 AWG CAUTION For the External device connection use the cable insulated with sheath for the extension connection Before combining with the installation plate arrange the cables to avoid interference ...

Page 88: ... recommend to wash out inside of the DHW water tank after installation It ensures generating clean hot water Near the DHW 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 DHW tank DHW Water Tank Water Tank Sensor Water In Water Out General Information supports following 3way valve 1 SPDT Single Pole Do...

Page 89: ... 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 R k 1 2 1 5 is recommended If distance between pump and tank is far then choose high number V Volume of D...

Page 90: ... liter per minute which is determined by pump performance curve The pump operating start time should be prior to the DHW demand Recirculation Pump Check Valve Hot water supply City water DHW Water Tank Water Tank Sensor Water In Water Out Remote Controller Shower End of Hot water supply h Water In Water Out installation scene may vary depending on the model How to wire recirculation pump Follow be...

Page 91: ...ter Adjusting thermostat temperature To guarantee proper operation it is recommended to set temperature of thermostat to maximum temperature symbol Ⓐ at the picture 1Ø Backup Heater Model and 3Ø Backup Heater Model are set by same method as below WARNING Wire specification Cross sectional area of the wire should be 6 mm2 L N A WATER TANK HEATER L N 6 7 TO ELB FOR DHW TANK E HEATER 1 L 2 N L N A WA...

Page 92: ...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 WARNING Wire specification Cross sectional area of the wire should be 6 mm2 L N A ...

Page 93: ...low below procedures step 1 step 4 Step 1 Uncover DHW tank kit and locate it on the wall Step 2 Connect Harness Violet of Main PCB assembly TB1 6 7 to CN_B_Heat_A of the Main PCB like following fig 1 Step 3 Insert DHW tank sensor to CN_TH4 Red of the Main PCB refer as below Step 4 Connect power supply to the DHW tank kit as shown fig 1 h The sensor should be mounted correctly to the sensor hole of...

Page 94: ...94 ACCESSORIES INSTALLATION ENGLISH Indoor PCB CN_TH4 CN_TANK_HEATER DHW TANK HEATER 13 14 L N TO ELB FOR DHW TANK E HEATER 1 L 2 N For 4 Series Fig 1 ...

Page 95: ... 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 CN_TH4 fully and fix the thermal sensor into tube connector as shown below h If the DHW tank sensor is connected d...

Page 96: ...an 12 m Solar Thermal Sensor less than 12 m Water In Water Out Water Out Water In 3way valve Field Supply Pump Field Supply Tube connecter CAUTION Sensor mounting Insert sensor into sensor socket and bolt it tightly h Water In Water Out installation scene may vary depending on the model Insert sensor until the cable tie as shown below ...

Page 97: ...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 CN_INDOOR Dry contact CN_CC Indoor PCB For 3 Series For 4 Series CN_INDOOR Dry contact CN_CC Indoor PCB NOTE For more information about installing Dry Contact Please refer installation man...

Page 98: ...ossible to be controlled by the remote controller Forced 1 Not possible to be controlled by the remote controller There is no OPER_SW setting that each input signal is disabled Notes Do not input the voltage signal in NON VOLT setting mode Otherwise it will cause serious damage Thermostat LG does not supply this section Field supply COMM Themal Operation COMM FAN HEAT LOW MIDDLE HIGH COOL For inpu...

Page 99: ...ield Installation Part Installation example 2 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 extend the cable more than 10 meters X Relay a point of contact fixed DC 0 5 1 mA SW Distance ON OFF switch Control cable Indoor unit to Relay Circuit Cab...

Page 100: ...milar to that of thermostat Distance between the unit and the remote air temperature sensor should be less than 15 m due to length of the connection cable of remote air temperature sensor For other constraints please refer to previous page where constraints about thermostat is described 5ft 1 5m Direct Sun ray contact area no no no yes 5 ft 1 5 m Direct Sun ray contact area no no no yes Connection...

Page 101: ...s 60 mm 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 temperature sensor into PCB CN_ROOM and fix the sensor firmly in fig 2 Step 5 The Connection wire does not matter if you change the color of the wire because of nonpolar Fixing screws 60 mm Sensor CN_ROOM Indoor PCB BK WH Fig 1 Fig 2 Sensor Screw ...

Page 102: ...hoose the place where the remote sensor isn t affected when door is open NOTE For more information about installing Remote Temperature Sensor Please refer installation manual provided with Remote Temperature Sensor For more settings about Remote Temperature Sensor Please refer to Select Temperature Sensor Air cooling set temp Air heating set temp TH on off Variable heating air TH on off Variable c...

Page 103: ...ck 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 6 7 WATER PUMP B CN_W_PUMP_B Solar pump AC 230 V Indoor PCB h The terminal block connection number may differ depending on the model Refer to the Wiring Diagram in the SVC Manual For 3 Series For 4 Ser...

Page 104: ...y 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 How to install Voltage Free External pump Voltage free TB_EXT_PUMP Indoor PCB External pump Voltage free PUMP A2 Indoor PCB Pump L Power N...

Page 105: ...r 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 In case of using the extension wire PWYREW000 fasten the core of ex...

Page 106: ... 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 temper...

Page 107: ...f the control panel 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 Step 3 Co...

Page 108: ...e is closed When electric power is supplied the valve is open How to Wire 2Way Valve 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 2way valve NO NC N 2WAY VALVE A L1 L2 N 14 15 16 CAUTION Dew Condensation Wrong wiring can yield dew condensation on the floor If radiator is connected at the under floor water loop dew...

Page 109: ...rify the flow direction check temperature at the water inlet of the under floor loop If correctly wired this temperatures should not be approached to 6 C in cooling mode h The terminal block connection number may differ depending on the model Refer to the Wiring Diagram in the SVC Manual WARNING Wiring Normal Open type should be connected to wire NO and wire N for valve opening in cooling mode Nor...

Page 110: ...p 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 SPDT1 3 wire 220 240 V Selecting Flow A2 between Flow A and Flow B Yes Selecting Flow B3 between Flow A and Flow B Yes 3wa...

Page 111: ...over 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 SPDT1 3 wire 220 240 V Selecting Flow A2 between Flow A and Flow B Yes Selecting Flow B3 between Flow A and Flow B Yes 3way valve...

Page 112: ...ctric Heater should be installed with enough space for installation and service Water pipes and connections should be cleaned using water Methods to prevent leakage in plumbing connections must be applied Heater must not be impacted Do not let dirty particle be dropped inside tank to avoid possibility of degrade After installation make it sure that no leakage is appeared in the connection WARNING ...

Page 113: ...mbols used below pictures are as follows L L1 L2 Live 220 240 V N Neutral 220 240 V R S T Live 380 415 V 3N BR Brown WH White BL Blue BK Black Terminal Block 1 Terminal Block 2 Terminal Block 1 Terminal Block 2 Terminal Block 1 Terminal Block 2 1Ø 3 kW 1Ø 6 kW 3Ø 6 kW ...

Page 114: ...Heater 1 L 2 N 3 4 5 6 Terminal Block 2 In Backup Heater Terminal Block 3 In Unit HEATER A HEATER B 1Ø 3 kW 1Ø 6 kW 23 BR L 24 BL N 25 BR L 26 BL N L Power Supply 50 Hz 220 240 V ELECTRIC HEATER A SIGNAL N A A1 A A2 1 L 2 N 3 4 5 6 Terminal Block 2 In Backup Heater L Power Supply 50 Hz 220 240 V ELECTRIC HEATER A SIGNAL ELECTRIC HEATER B SIGNAL N A A1 A A2 B A1 B A2 Terminal Block 3 In Unit HEATER...

Page 115: ...more information about installing Electric Heater Please refer installation Manual provided with Electric Heater Terminal Block 2 In 1Ø Backup Heater Power Supply 50 Hz 220 240 V 1 L 2 N Terminal Block 2 In 3Ø Backup Heater Power Supply 3Ø 380 415 V 50 Hz 1 R 2 S 3 T h The terminal block connection number may differ depending on the model Refer to the Wiring Diagram in the SVC Manual ...

Page 116: ...E HEATER 1 HEATER 2 N N 1 N 1 L 1 L 1 N 2 L 2 N 2 L 2 1 L 2 N 3 4 5 6 Terminal Block 2 In Backup Heater 1Ø 6 kW L Power Supply 50 Hz 220 240 V ELECTRIC HEATER A SIGNAL ELECTRIC HEATER B SIGNAL N A A1 A A2 B A1 B A2 Power supply Follow below procedures Step 1 Step 4 Step 1 Uncover the electric heater accessory Step 2 Find the terminal block and connect wires Wires are field supplied item Step 3 Con...

Page 117: ...IC HEATER A SIGNAL COMMON 3PHASE HEATER 1 HEATER 2 S T N N N N L L A A1 A A2 Terminal Block 2 In Backup Heater 3Ø 6 kW NOTE Turn off electric power supply before setting DIP switch Whenever adjusting DIP switch turn off electric power supply to avoid electric shock For the above change you need to adjust 6 and 7 of Indoor PCB option swich2 Description Setting Default Selecting electric heater capa...

Page 118: ... s 2 Way Valve Signal Outdoor Backup Heater s A Cooling 3 Way Valve Signal Heating B Product 3 Way Valve direction Flow A Bypass Cooling Flow B Heater Heating s Floor heating Backup Heater Only Heating Floor heating Convector Backup Heater Heating Cooling NOTE When the Backup Heater is installed in a reversible system condensation may occur inside the Backup Heater To provide a bypass for the cond...

Page 119: ...low A bypass Electric power is supplied to wire NO and wire N When type of 2way valve is NC type 3way valve should select Flow B heating In Backup heater Electric power is supplied to wire NC and wire N 3way valve should be connected together with 2way valve in terminal block Keep the distance between 3way valve and Backup Heater more than 0 5m To prevent reverse flow It is important to use one wa...

Page 120: ...If it is not electronic noise may occur from the power source 5 The power cord specifications Check the power cord specifications Refer to Connecting Cables 6 3Way Valve Water should flow from Water outlet of the unit to DHW tank Water inlet when DHW tank heating is selected To verify the flow direction Make sure that the water outlet temperature of the unit and water inlet temperature of DHW Wate...

Page 121: ...supply to avoid electric shock 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 For 3 Series CONFIGURATION As is designed to satisfy various installation environment it is important to set up system correctly If not configured correctly improper operation or degrade of performance can be expected ...

Page 122: ...olar thermal system is installed Full capacity is used Cycle 4 4 Heating Only Heating Cooling Selecting electric heater capacity Electric heater is not used Half capacity is used only for HA061M AHEH066A Thermostat installation information 8 8 Thermostat is NOT installed Thermostat is installed 2 3 4 6 7 8 Option Switch 2 Option Switch 1 Description Setting Default MODBUS MODBUS Function 1 1 As Ma...

Page 123: ...EEZE 1 1 Remote sensor is not installed Remote sensor is installed 2 2 Antifreezing solution not using mode Antifreezing solution using mode 1 2 Outdoor PCB 5 7 9 kW SW1 OFF is selected ON is selected OFF ON 1 2 3 4 5 Outdoor PCB 12 14 16 kW OFF is selected ON is selected OFF ON SW2 1 2 3 4 5 6 ...

Page 124: ...rmation 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 Model Name Max Mode Running Current A Peak Control Mode Running Current A Chassis Phase Ø Capacity kW 1 Step 2 Step UN36A 1 5 23 13 7 23 14 9 23 15 UN60A 1 9 15 15 12 35 23 20 14 35 24 21 16 35 25 22 3...

Page 125: ...etting Indoor PCB OFF is selected ON is selected OFF ON SW1 1 2 3 4 5 6 7 8 SW2 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 126: ...k is installed Heat pump DHW tank Solar thermal system is installed Cycle 4 4 Heating Only Heating Cooling Room Air Sensor 5 Room Air Sensor is not installed 5 Room Air Sensor is installed Thermostat installation information 8 8 Thermostat is NOT installed Thermostat is installed 2 3 4 5 8 6 7 6 7 6 7 Full capacity is used Selecting electric heater capacity Electric heater is not used Half capacit...

Page 127: ...les As Slave 3rd party controller 2 Unified Open Protocol 1 2 8 8 8 Antifreeze agent is not used Antifreeze agent is used Possibility to allow colder water temperature by setting Bridge at CN_ANTI_SW must be dis connected to enable setting Outdoor PCB 5 7 9 kW SW1 OFF is selected ON is selected OFF ON 1 2 3 4 5 Outdoor PCB 12 14 16 kW OFF is selected ON is selected OFF ON SW2 1 2 3 4 5 6 ...

Page 128: ...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 Model Name Max Mode Running Current A Peak Control Mode Running Current A Chassis Phase Ø Capacity kW 1 Step 2 Step UN36A 1 5 23 13 7 23 14 9 23 15 UN60A 1 12 35 23 20 14 35 24 21 16 35 25 22 3 12 ...

Page 129: ...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 130: ...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 131: ...e controller s open source license Service setting You can set the product service functions Some functions may not be displayed operated in some product types 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 132: ...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 133: ...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 134: ...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 135: ...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 136: ... SW version 1 00 1 a In the above case the password is 1001 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 lice...

Page 137: ...ing 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 for preventing c...

Page 138: ...oduct 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 the indoor unit PCB Anti freezing Temperature This function prevents the product from freezing Add Zone Install additional valve in product to con...

Page 139: ...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 140: ...egory and press OK button to move to the detail screen OK NOTE When the sensor location is set to indoor unit Remote Air Sensor Connection and the change of DIP switch setting No 1 of Option Switch 3 are required When the sensor location is set to Remote Control the RS3 controller must be placed inside of suitable Reference room When Water is selected Sensor Location is disabled Value Default Rang...

Page 141: ...ing values using left right button Value Auto manual 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 NOTE ...

Page 142: ...trol set the central control address of the unit In the installer setting list select Central Control Address category and press OK button to move to the detail screen OK NOTE Enter address code as hexadecimal value Front Central Control Gr No Back side Central control indoor the number ...

Page 143: ...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 NOTE The setting for thermostat and dry contact should be disabled to use the Pump test run function ...

Page 144: ...screen OK NOTE It is possible to control the unit based on room air temperature by using either remote air temperature sensor or wired remote controller RS3 Remote room air sensor is an accessory PQRSTA0 and sold separately DIP switch setting No 1 of Indoor unit Option Switch 3 and installer setting Select Temperature Sensor should be set properly in order to use remote room air temperature sensor...

Page 145: ...sation 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 cold water enters to the radiator dew generat...

Page 146: ...screen OK NOTE It is possible to control the unit based on room air temperature by using either remote air temperature sensor or wired remote controller RS3 Remote room air sensor is an accessory PQRSTA0 and sold separately DIP switch setting No 1 of Indoor unit Option Switch 3 and installer setting Select Temperature Sensor should be set properly in order to use remote room air temperature sensor...

Page 147: ... as setting temperature In the installer setting list select Water heating set temp category and press OK button to move to the detail screen OK NOTE When the backup heater is not used the minimum temperature of the water temperature can be set in the range of 34 C to 20 C Default 20 C Value Default Range Min 15 C 15 34 C Max 65 C 35 65 C ...

Page 148: ...erature 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 OK NOTE When DHW tank heater booster heater is in not used status Max temperature will be limited Value Default Range Min 40 C 30 40 C Max 50 C 50 80 C ...

Page 149: ...d 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 LWT Leaving Water Target Temp Holding time range 1 30 day default 7 day If the upper limit setting value of the heating LW temperature is 5...

Page 150: ...set 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 drying operation is selectable During Screed drying operation starting operation low noise mode o...

Page 151: ...matic 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 OK 5 Value Default Range Heater on temperature 5 C 25 18 C ...

Page 152: ...er 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 OFF OFF Example If Heater on temperature is set as 1 and DIP switch No 6 and 7 is set as OFF OFF then full capacity of electric heater will start operation when outdoor air temperature is below 1 C an...

Page 153: ... 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 FCU Use Use Not Use Stop temp 16 C FCU Use 5 25 C FCU Not Use 16 25 C ...

Page 154: ...en 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 as ...

Page 155: ...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 DHW heating should be enable If Disinfection active is set as Not use that i...

Page 156: ...list select tank setting 1 category and press OK button to move to the detail screen OK Value Default Range Min Temp 5 C 1 30 C Max outdoor temp 55 C 40 58 C NOTE Max outdoor temp means rising Max temp by heat pump cycle Above this temp only electric heater will be used ...

Page 157: ...TING ENGLISH Tank setting2 In the installer setting list select tank setting 2 category and press OK button to move to the detail screen OK Value Default Range Hysteresis 3 C 2 4 C Heating priority DHW Floor heating DHW ...

Page 158: ...he water temperature is below 70 C Heating priority Determining heating demand priority between DHW tank heating and under floor heating Example If Heating priority is set as DHW that means heating priority is on DHW heating DHW is heated by AWHP compressor cycle and booster 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 ...

Page 159: ... heater are turned on off according to the control logic It can be turned on at the same time If Heater Priority is set to Boost heater only ON the backup heater does not operate when the boost heater operates according to the control logic When the boost heater is not in operation the backup heater operates according to the logic In the installer setting list heater priority category and press OK...

Page 160: ... heater operation ends as the target temperature is reached 8 20 DHW operation is not activated by the stop time 30 min even though the water temperature is dropped and DHW operation condition is reached 8 25 When the active time condition is reached DHW operation starts again by the heat pump cycle 8 45 The booster heater is activated after the booster heater delay time 20 min 8 50 The user deact...

Page 161: ...161 INSTALLER SETTING ENGLISH OK Value Default Range Active time 30 min 5 95 min Stop time 180 min 0 600 min Boost heater delay time 20 min 20 95 min ...

Page 162: ...onment in preparation for heating or heating claim You can set the following setting values using left right button Example Type0 setting 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 Current Temp Target Temp Target Type0 TH On Target Type0 TH Off Thermal Off Thermal On Thermal Off Thermal On Comp Off Comp On Comp Off Comp On ...

Page 163: ...Comp On Comp Off Comp On TH on off Variable heating water It is a function to adjust 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 164: ... 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 Current Temp Target Type0 TH On Target Type0 TH Off Target Temp Thermal On Thermal Off Thermal On Thermal Off Comp On Comp Off Comp On Comp Off Example Type0 setting ...

Page 165: ...ironment 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 Current Temp Target Type0 TH On Target Type0 TH Off Target Temp Thermal On Thermal Off Thermal On Thermal Off Comp On Comp Off Comp On Comp Off Example Type0 setting ...

Page 166: ... leaving water control in 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 Value Outlet Default Inlet ...

Page 167: ... leaving water control in 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 Value Outlet Default Inlet ...

Page 168: ...ing 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 OK 3 3 When Continuous Operation is selected On Off is disabled Value Default Range Type Time setting Time setting Continuous Operation On 3 min 1 60 min Off 3 min 1 60 min ...

Page 169: ...life by 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 OK 3 3 Value Default Range Type Time setting Time setting Continuous Operation On 3 min 1 60 min Off 3 min 1 60 min ...

Page 170: ...p 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 Value Default Range Use Use Not Use Oper Cycle 20 hours 20 180 hours Oper Time 10 min 1 60 min ...

Page 171: ...escription 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 NOTE CN_CC is the device connected to the unit to recognize and control the external contact point ...

Page 172: ...ry and press OK button to move to the detail screen T Control This function automatically adjusts the pump capacity during heating operation Automatically adjusts between the pump set volume and the minimum pump volume Minimum pump capacity will change from 40 Default to suit the installation environment OK Value Default Range 100 10 100 change unit 5 T Set Set Use Release Not Use ...

Page 173: ...utdoor4 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 35 C LW1 LW2 Water 2 Heat LW2 Heating lower water temp 28 C LW2 LW1 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 F...

Page 174: ...llow outdoor temperature automatically This mode adds the cooling season function to the conventional weather dependent operation mode Auto Adjustable Target Temperature Water Temp Target LW EW1 Room Air Temp Target RA1 Water Temp Target LW EW2 Room Air Temp Target RA2 Water Temp Target LW EW3 Room Air Temp Target RA3 Water Temp Target LW EW4 Room Air Temp Target RA4 Out1 Out2 Out3 Out4 Outdoor ai...

Page 175: ...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 To use this function switch No 1 of option switch 1 must be turned ON NOTE ...

Page 176: ... screen OK Value Contact Input Operation Remark Not Use Open Close Simple Operation Open OFF Close ON Simple Dry Contact Open OFF Hard Lock Follows Dry Contact mode Auto mode if contact input closes operation On Manual mode if contact input closes keep in previous state Hard lock Unable to control the product Close ON Single emergency stop Open Always OFF Priority Emergency stop Lock Central contr...

Page 177: ...ange of 25 to 5 degree celsius Make sure to use this function only when antifreeze is added Change setting values using left right button To use this function the antifreeze short pin CN_FLOW2 Black of indoor PCB must be remove and switch No 2 in option SW 3 must be on NOTE Indoor PCB OFF ON 1 2 3 4 SW3 CN_FLOW2 Antifreeze short Pin 1 2 3 4 1 2 3 4 1 2 3 4 5 6 7 8 ...

Page 178: ...temperature C on screen by yourself Activating 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 Value Default Range Valve Closing Time 240 s 60 999 s Hysteresis 2 C 1 5 C ...

Page 179: ...lect 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 Value Not use Use Heating Cooling ...

Page 180: ...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 181: ...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 182: ... sufficient flow before the compressor is operated This is a function that allows heat exchange to work smoothly Pump Overrun removes latent heat from the PHEX by circulating the water flow when the comp is stopped OK Value Default Range Prerun 1 min 1 10 min Overrun 1 min 1 10 min ...

Page 183: ...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 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 NOTE ...

Page 184: ...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 185: ...hen the charged state of ESS is transmitted it changes the target temperature of heating cooling and DHW 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 Value Default Not Use Not use Use Modbus Use Digital Input ...

Page 186: ...HW Temp 30 C 0 50 C ES 2 Use Use Not Use ES 6 Use Use Not Use Heat Temp Normal fixed Heat Temp 2 C 0 30 C Cool Temp Normal fixed Cool Temp 2 C 30 0 C DHW Temp Normal fixed DHW Temp 10 C 0 50 C ES 3 Use Use Not Use ES 7 Use Use Not Use Heat Temp 2 C fixed Heat Temp 2 C 30 0 C Cool Temp 0 C fixed Cool Temp 2 C 0 30 C DHW Temp 5 C fixed DHW Temp 0 C 50 0 C ES 4 Use Use Not Use ES 8 Use Use Not Use He...

Page 187: ... 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 ES3 ES8 1 1 1 1 ES4 ...

Page 188: ...move to the detail screen OK 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 operation...

Page 189: ...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 190: ...hange 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 Energy Monitoring Set up to use energy monitoring fuction of unit Anti Freezing Operation This function is to turn on off the freeze prevention operation of the pump when the remote control is off Password Reset It is the function to initializ...

Page 191: ... 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 disinfection Tank disinfection setting 2 Setting disinfection temperature Tank setting 1 Setting minimum and maximum temperature using heat pump cycle for DHW heating Tank setting 2 Setting temperature hysteresis and heating priori...

Page 192: ...ne 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 type Se...

Page 193: ...t Temperature Sensor category and press OK button to move to the detail screen NOTE OK Set DIP switch No 5 of option switch 2 to ON in order to use remote temperature sensor When the sensor location is set to Remote Control the RS3 controller must be placed inside of suitable Reference room Value Default Range Control Standard Water Water Air Air Water Sensor Location Remote Control Remote Control...

Page 194: ...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 OK Value Default Range Use Use Not Use Use disinfect Priority Cycle Cycle Heater Cycle Delay time 30 min 10 20 30 40 50 60 90 120 1440 min ...

Page 195: ... closing time s and hysteresis temperature C on screen by yourself Setting the cut off temperature protects the water from flowing over the cut off temperature in the mixing circuit during heating operation Value Default Not Use Heat Cool Not Use Value Default Range Valve Closing Time 240 s 60 999 s Hysteresis 2 C 1 3 C Cut Off Temperature 40 C 20 65 C ...

Page 196: ...unction It allows 2 circuits Circuit 1 Circuit 2 temperature to be controlled separately When Continuous Operation is selected On Off is disabled NOTE When using the Mixing Circuit function the external pump setting must be changed to Circuit 1 Value Default Range Type Time Setting Time Setting Continuous Operation On 3 min 1 60 min Off 3 min 1 60 min ...

Page 197: ...stalled 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 external pump should be controlled according to Th on and Th off in Circuit1 Direct circuit Therefore when using the mixing circuit be sure to...

Page 198: ...s function can be select Master Slave on remote controller to use 2 Remote Control environment In the Installer setting list and select RMC master slave setting category and press left right button to following setting values Value Master Default Slave ...

Page 199: ...se 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 Default Save Data NOTE When saving the environment setting of the product in the SD card be sure to save the file name as RS3_AWHP_DATA ...

Page 200: ... 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 Value Default Range Use Use Not Use Oper Cycle 20 hours 20 180 hours Oper Time 10 min 1 60 min OK ...

Page 201: ... sufficient flow before the compressor is operated This is a function that allows heat exchange to work smoothly Pump Overrun removes latent heat from the PHEX by circulating the water flow when the comp is stopped Value Default Range Prerun 1 min 1 10 min Overrun 1 min 1 10 min OK ...

Page 202: ...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 203: ...function can be set to use energy monitoring function of unit Change setting values using left right button OK OK Value Default Range Energy Monitoring Use Use Not Use Electric Heater Setting Type LG 1Ø LG 1Ø LG 3Ø EXTERNAL Heater Capacity 6 kW 1 kW 10 kW ...

Page 204: ...the function is set to Type 2 there is a risk of freezing Function Detection Case Operation Type 1 Type 2 Inlet Water Temp Air Temp Certain Level and Inlet Water Temp Certain Level Pump always ON Air Temp Certain Level and Inlet Water Temp Certain Level Pump intermittently On Air Temp Certain Level and Inlet Water Temp Certain Level Pump always OFF Type 2 Air Temp Air Temp Certain Level Pump inter...

Page 205: ...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 206: ...e Start up step 1 11 Maximum temperature 35 C 55 C Default 55 C Step 8 Holding time 1 days 30 days Default 7 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 OK LWT Leaving Water Target Temp Holding time range 1 30 day default 7 day If the upper limit setting value of the heating LW...

Page 207: ... occurs 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 Scre...

Page 208: ...limatic conditions it is necessary to change the temperature condition in which backup heater turns on off In the installer setting list Heater on temperature category and press OK button to move to the detail screen OK Value Default Range Heater on temperature 5 C 25 18 C ...

Page 209: ...ng No 5 of Indoor unit Option Switch 2 and installer setting Select Temperature Sensor should be set properly in order to use remote room air temperature sensor PQRSTA0 Air heating set temp Determine heating setting temperature range when air temperature is selected as setting temperature In the installer setting list select Air heating set temp category and press OK button to move to the detail s...

Page 210: ...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 backup heater is not used the minimum temperature of the water temperature can be set in the range of 34 C to 20 C Default 20 C OK Value Default Range Min 15 C 15 34 C Max 55 C 35 65 C ...

Page 211: ...ffer optimized heating operation In the Installer setting list and select Hysteresis Room Air Heating category and press OK button to move to the detail screen Value Default Range Temp On 0 5 C 3 0 C Temp Off 1 5 C 0 4 C Example Type0 setting Current Temp Target Temp Target Type0 TH On Target Type0 TH Off Thermal Off Thermal On Thermal Off Thermal On Comp Off Comp On Comp Off Comp On OK ...

Page 212: ...offer optimized DHW heating operation In the Installer setting list and select Hysteresis Heating Water category and press OK button to move to the detail screen Value Default Range Temp On 2 C 9 0 C Temp Off 2 C 0 4 C Example Type0 setting Current Temp Target Temp Target Type0 TH On Target Type0 TH Off Thermal Off Thermal On Thermal Off Thermal On Comp Off Comp On Comp Off Comp On OK ...

Page 213: ...ating 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 214: ...on to set water pump on off interval option during thermo off condition in heating mode In the installer setting list select Pump setting in heating category and press OK button to move to the detail screen When Continuous Operation is selected On Off is disabled OK Value Default Range Type Time setting Time setting Continuous Operation On 3 min 1 60 min Off 3 min 1 60 min ...

Page 215: ...reen NOTE It is possible to control the unit based on room air temperature by using either remote air temperature sensor or wired remote controller RS3 Remote room air sensor is an accessory PQRSTA0 and sold separately DIP switch setting No 5 of Indoor unit Option Switch 2 and installer setting Select Temperature Sensor should be set properly in order to use remote room air temperature sensor PQRS...

Page 216: ...tant 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 cold water enters to the radiator dew generation on the surface of the radiator can be occurred Value Def...

Page 217: ...s the flow into underfloor coil in cooling mode 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 Use Not Use Stop Temp 18 C 16 25 C ...

Page 218: ...r caused by cold water in the underfloor coil Example If Stop temp is set as 20 and FCU is set as Not use and actually FCU is installed in the water loop then the Stop temp is used and the unit stops operation in cooling mode when the leaving water temperature is below 20 C As a result the unit may not offer enough cooling since the cold water with desired temperature doesn t flow into the FCU CAU...

Page 219: ... optimized cooling operation In the Installer setting list and select Hysteresis Room Air Cooling setting category and press OK button to move to the detail screen Value Default Range Temp On 0 5 C 0 3 C Temp Off 0 5 C 3 0 C Current Temp Target Type0 TH On Target Type0 TH Off Target Temp Thermal On Thermal Off Thermal On Thermal Off Comp On Comp Off Comp On Comp Off Example Type0 setting OK ...

Page 220: ...r optimized cooling operation In the Installer setting list and select Hysteresis Cooling Water setting category and press OK button to move to the detail screen Value Default Range Temp On 0 5 C 0 3 C Temp Off 0 5 C 3 0 C Current Temp Target Type0 TH On Target Type0 TH Off Target Temp Thermal On Thermal Off Thermal On Thermal Off Comp On Comp Off Comp On Comp Off Example Type0 setting OK ...

Page 221: ...oling 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 222: ...on to set water pump on off interval option during thermo off condition in cooling mode In the installer setting list select Pump setting in cooling category and press OK button to move to the detail screen When Continuous Operation is selected On Off is disabled OK Value Default Range Type Time setting Time setting Continuous Operation On 3 min 1 60 min Off 3 min 1 60 min ...

Page 223: ...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 224: ... 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 225: ...endent 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 screen In this mode setting temperature will follow outdoor temperature automatically This mode adds the coo...

Page 226: ...ter are turned on off according to the control logic It can be turned on at the same time If Heater Priority is set to Boost heater only ON the backup heater does not operate when the boost heater operates according to the control logic When the boost heater is not in operation the backup heater operates according to the logic In the installer setting list heater priority category and press OK but...

Page 227: ...erature 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 OK NOTE When DHW tank heater booster heater is in not used status Max temperature will be limited Value Default Range Min 40 C 30 40 C Max 55 C 50 80 C ...

Page 228: ...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 229: ... temp by heat pump cycle Above this temp only electric heater will be used Tank setting1 In the installer setting list select tank setting 1 category and press OK button to move to the detail screen OK Value Default Range Min temp 5 C 1 30 C Comp Limit Temp 55 C 40 58 C ...

Page 230: ...TING ENGLISH Tank setting2 In the installer setting list select tank setting 2 category and press OK button to move to the detail screen OK Value Default Range Hysteresis 3 C 2 4 C Heating priority DHW Floor heating DHW ...

Page 231: ...he water temperature is below 70 C Heating priority Determining heating demand priority between DHW tank heating and under floor heating Example If Heating priority is set as DHW that means heating priority is on DHW heating DHW is heated by AWHP compressor cycle and booster 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 ...

Page 232: ...g Operation by heat pump cycle DHW Heating Operation by DHW Booster Heater Time Description 7 30 The user activates the DHW function in the remote controller DHW operation starts by the heat pump cycle as the Thermo on condition is reached 7 50 The booster heater is activated after the booster heater delay time 20 min 7 55 The active time 25min of DHW operation by the heat pump cycle ends and the ...

Page 233: ...233 INSTALLER SETTING ENGLISH Value Default Range Active time 30 min 5 95 min Stop time 30 min 0 600 min OK ...

Page 234: ... recirculation water pump on off interval option In the installer setting list select Recirculation time category and press OK button to move to the detail screen OK Value Default Range DHW recirculation Not use Use Not use ON Time 10 min 1 60 min OFF Time 20 min 1 60 min ...

Page 235: ...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 236: ... that can be reached by solar thermal system Boost Heater Enable Booster heater can be used when operating the Solar Thermal system Disable Booster 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 237: ...r 1 hour This function can be used for air purging through air vents and checking flow rate and others In the installer setting list Pump Test run category and press OK button to move to the detail screen OK NOTE The setting for thermostat and dry contact should be disabled to use the Pump test run function ...

Page 238: ...cted after injecting antifreeze Make sure to use this function only when antifreeze is added 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_ANTI_SW must be open and switch No 8 in Option SW 1 must be on Default Range 5 C 25 5 C CN_ANTI_SW OFF ON SW1 1 2 3 4 5 6 7 8 Antifreeze short pin ...

Page 239: ...y 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 unit Added system functionality by using external inputs dry contacts and wet contacts Value Description Auto Default Automatically operation ON with release hard lock Manual K...

Page 240: ...rol set the central control 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 OK ...

Page 241: ...is the device connected to the unit to recognize and control the external contact point Value Description D C Automatic Default 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 242: ...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 243: ...hen the charged state of ESS is transmitted it changes the target temperature of heating cooling and DHW 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 Value Default Not Use Not use Use Modbus Use Digital Input ...

Page 244: ...HW Temp 30 C 0 50 C ES 2 Use Use Not Use ES 6 Use Use Not Use Heat Temp Normal fixed Heat Temp 2 C 0 30 C Cool Temp Normal fixed Cool Temp 2 C 30 0 C DHW Temp Normal fixed DHW Temp 10 C 0 50 C ES 3 Use Use Not Use ES 7 Use Use Not Use Heat Temp 2 C fixed Heat Temp 2 C 30 0 C Cool Temp 0 C fixed Cool Temp 2 C 0 30 C DHW Temp 5 C fixed DHW Temp 0 C 50 0 C ES 4 Use Use Not Use ES 8 Use Use Not Use He...

Page 245: ... 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 ES3 ES8 1 1 1 1 ES4 ...

Page 246: ...NG ENGLISH Thermostat control type Set the type of thermostat control In the Installer setting list and select Connectivity category and press OK button to move to the detail screen Type Heat Cool Default Heat Cool DHW OK ...

Page 247: ...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 248: ...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 249: ...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 250: ...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 251: ...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 252: ...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 253: ... screen OK Value Contact Input Operation Remark Not Use Open Close Simple Operation Open OFF Close ON Simple Dry Contact Open OFF Hard Lock Follows Dry Contact mode Auto mode if contact input closes operation On Manual mode if contact input closes keep in previous state Hard lock Unable to control the product Close ON Single emergency stop Open Always OFF Priority Emergency stop Lock Central contr...

Page 254: ...temperature 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 Auto you can set tempe...

Page 255: ...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 256: ... 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 257: ...e 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 operation OK ...

Page 258: ...e tightened 6 Water Charged water pressure After water charging the pressure gauge 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 259: ...ly terminal board and the ground may decrease to approx 2 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 No Category Item Check ...

Page 260: ...ct is below 70 dB The noise level can vary depending on the site The figures quoted are emission level and are not necessarily safe working levels Whilst there is a correlation between the emission and exposure levels this cannot be used reliably to determine whether or not further precautions are required Factor that influence the actual level of exposure of the workforce include the characterist...

Page 261: ...refrigerant Vacuum pump 0 5 1 HP Lo Hi Manifold valve Pressure gage Open Close SVC Port Manifold gage When selecting a vacuum you should select one which is capable of achieving 0 2 Torr of ultimate vacuum 0 Pa gage 1 atm 760 Torr 760 mmHg 1 013 25 hPa Unit Standard atmospheric pressure Perfect vacuum Gage Pressure Pa 0 1 033 Absolute Pressure kgf cm2 1 033 0 The feature may be vary according to t...

Page 262: ...igerant at quality label Please to charge at cooling mode when there is not full charging Refrigerant cylinder Refrigerant cylinder Refrigerant cylinder SVC Port Manifold gage The feature may be vary according to the type of model R32 refrigerant It is recommended to charge the refrigerant container upside down ...

Page 263: ... the rest of the water out of the product open the cock of the drain valve counterclockwise After draining lock it in the opposite direction to the end CAUTION If the product is not used for a long period of time with remaining water there is a risk of freezing in winter Drain Valve Outlet Valve Inlet Valve Cock Step1 Step2 To use the product again you have to refill water in it Refer to Water Cha...

Page 264: ...let temperature is below 15 C in heating operation the unit 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 ...

Page 265: ...B Heater PCB Heater fault Sensor fault Wire connection 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 In...

Page 266: ...nt is over 100 A peak for 2 us Overload operation Pipe clogging Covering EEV defect Ref overcharge Compressor damage Insulation damage Motor damage Input voltage abnormal L N Power line assemble condition abnormal PCB assembly 1 Damage input current sensing part 29 Inverter compressor over current HM 1M U 3 Inverter Compressor input current is 35 Apk HM 3M U 3 Inverter Compressor input current is ...

Page 267: ...or Checking the communication state between Main PCB and Inverter PCB Generation of noise source interfering with communication 54 Open and Reverse Phase Error Prevention of phase unbalance and prevention of reverse rotation of constant rate compressor Main power wiring fault 60 PCB Inverter Main EEPROM check sum error EEPROM Access error and Check SUM error EEPROM contact defect wrong insertion D...

Page 268: ...surroundings 114 Problem in Vapor injection inlet temperature sensor Open Below 48 7 C Short Over 96 2 C Soldered poorly Internal circuit error Bad connection of thermistor connector Defect of thermistor connector Open Short Defect of outdoor PCB Outdoor 115 Problem in Vapor injection outlet temperature sensor Open Below 48 7 C Short Over 96 2 C Soldered poorly Internal circuit error Bad connectio...

Page 269: ...e Netherlands Manufacturer LG Electronics Inc 84 Wanam ro Seongsan gu Changwon si Gyeongsangnam do KOREA UK Importer LG Electronics U K Ltd Velocity 2 Brooklands Drive Weybridge KT13 0SL 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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