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LG AHNW16809A3 Скачать руководство пользователя страница 53

Accessories Installation

Installation Manual

53

ENGLISH

8. Accessories Installation

Accessories supported by LG Electronics

Accessories supported by 3

rd

party Companies

Item Purpose Specification

Solar Heating System

Thermostat

3way valve and actuator

2way valve and actuator

To generate auxiliary heating energy
for water tank

To control by air temperature

To control water flow for hot water
heating or floor heating

To control water flow for Fan Coil Unit

Heating-Only type (230V AC)
Cooling/Heating type (230V AC with
Mode selection switch)

3 wire, SPDT (Single Pole Double
Throw) type, 230V AC

2 wire,NO(Normal Open) or NC(Normal
Closed) type, 230V AC

Item

Purpose

Model

DHW Tank Install Kit

To operate with DHW tank

PHLTA : 1Ø
PHLTC : 3Ø

Remote Air Sensor

To control by air temperature

PQRSTA0

Dry Contact

To receive on & off external signal

PDRYCB500

Solar Heating Kit

To operate with solar heating system PHLLA(Limit temperature : 96℃)

DHW Tank

To generate and store hot water

PHS02060310 : 200 liter, Single Heating Coil,
1Ø 230V 50Hz 3kW Electric Heater
PHS02060320 : 200 liter, Double Heating Coil,
1Ø 230V 50Hz 3kW Electric Heater
PHS03060310 : 300 liter, Single Heating Coil,
1Ø 230V 50Hz 3kW Electric Heater
PHS03060320 : 300 liter, Double Heating Coil,
1Ø 230V 50Hz 3kW Electric Heater

Drain Pan

To prevent drain water drop

PHDPB

can interface to various accessories to extend its functionality and to improve user

convenience. In this chapter, specifications about supported 3rd party accessories and how to
connect to

is introduced.

It is noted that this chapter only deal with 3rd party accessories. For accessories supported by LG
Electronics, please refer to installation manual of each accessories.

• Install the drain fan when cooling.
• If not installed, water may form.
• Please refer to separate installation manual when installing drain fan.

CAUTION

1,MFL68681810,영영 2017. 7. 1. 영영 12:55 Page 53

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Содержание AHNW16809A3

Страница 1: ...epresentative LG Electronics Inc EU Representative LG Electronics European Shared Service Center B V Krijgsman 1 1186 DM Amstelveen The Netherlands Manufacturer LG Electronics Inc Changwon 2nd factory 84 Wanam ro Seongsan gu Changwon si Gyeongsangnam do KOREA For more information Refer to the CD or LG Web site www lg com INSTALLATION MANUAL AIR TO WATER HEAT PUMP P NO MFL68681810 ENGLISH ITALIANO ...

Страница 2: ...ATER CYCLE 17 PARTS AND DIMENSIONS 19 INDOOR UNIT EXTERNAL 19 INDOOR UNIT INTERNAL 20 OUTDOOR UNIT EXTERNAL 22 CONTROL PARTS 24 CONTROL BOX INDOOR UNIT 24 CONTROL PANEL 25 WIRING DIAGRAM INDOOR AND OUTDOOR INCL FIELD WIRING 26 4 INSTALLATION OF OUTDOOR UNIT 28 CONDITIONS WHERE OUTDOOR UNIT IS INSTALLED 28 DRILL A HOLE IN THE WALL 28 INSTALLATION AT SEASIDE 29 SEASONAL WIND AND CAUTIONS IN WINTER 2...

Страница 3: ...N 45 LEAKAGE TEST 45 EVACUATION 46 7 PIPING AND WIRING FOR INDOOR UNIT 47 WATER PIPING AND WATER CIRCUIT CONNECTION 47 GENERAL CONSIDERATIONS 47 WATER PIPING AND WATER CIRCUIT CONNECTION 47 WATER CHARGING 49 PIPE INSULATION 49 ELECTRICAL WIRING 50 GENERAL CONSIDERATION 50 TERMINAL BLOCK INFORMATION 51 CONNECTING WITH OUTDOOR UNIT 52 ELECTRIC HEATER WIRING 52 8 ACCESSORIES INSTALLATION 53 ACCESSORI...

Страница 4: ...THERMAL KIT 66 9 SYSTEM SET UP 68 DIP SWITCH SETTING 68 GENERAL INFORMATION 68 DIP SWITCH INFORMATION 69 INSTALLER SETTING 72 HOW TO ENTER INSTALLER SETTING MODE 72 SUMMARY 73 COMMON SETTING 74 TEMPERATURE RANGE SETTING 75 TEMPERATURE CONTROL PARAMETER SETTING 76 10 CHECK POINTS MAINTENANCE AND TROUBLESHOOTING 81 CHECK LIST BEFORE STARTING OPERATION 81 MAINTENANCE 82 TEST RUN 82 CHECK BEFORE TEST ...

Страница 5: ...to perform piping for refrigerant and wiring at the outdoor unit Refrigerant pipe connection between the indoor unit and the outdoor unit Electrical wiring at the outdoor unit How to perform piping for water and wiring at the indoor unit Water pipe connection between the indoor unit and pre built under floor water loop pipe Electrical wiring at the indoor unit System set up and configuration As ma...

Страница 6: ... contact the dealer seller a qualified electrician or an Authorized Service Center There is risk of fire or electric shock Always ground the unit There is risk of fire or electric shock Install the panel and the cover of control box securely There is risk of fire or electric shock Always install a dedicated circuit and breaker Improper wiring or installation may cause fire or electric shock Use th...

Страница 7: ... the unit with wet hands There is risk of fire or electric shock Do not place a heater or other appliances near the power cable There is risk of fire or electric shock Do not allow water to run into electric parts There is risk of fire failure of the unit or electric shock Do not store or use flammable gas or combustibles near the unit There is risk of fire or failure of unit Do not use the unit i...

Страница 8: ...e 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 directly There is risk of fire electric shock or unit damage Ventilate the unit from time to time when operating it together with a stove etc There is risk of ...

Страница 9: ...s of art etc There is risk of damage or loss of property Use a soft cloth to clean Do not use harsh detergents solvents etc There is risk of fire electric shock or damage to the plastic parts of the unit Do not step on or put anything on the unit There is risk of personal injury and failure of unit Use a firm stool or ladder when cleaning or maintaining the unit Be careful and avoid personal injur...

Страница 10: ...tem Image Quantity OUTDOOR UNIT BOX 1 1 Outdoor Unit U3 Chassis Product heating capacity 12kW 14kW 16kW www lg com Please read this installation manual completely before installing the product Installation work must be performed in accordance with the national wiring standards by authorized personnel only Please retain this installation manual for future reference after reading it thoroughly INSTA...

Страница 11: ... Model number nomenclature A H U W 0 9 6 A 3 Series Number Function A General heating heat pump Function A General heating heat pump Electrical ratings 6 1 phase 220 240V AC 50Hz 8 3 phase 380 415V AC 50Hz Heating Capacity kW 05 5kW 07 7kW 09 9kW 12 12kW 14 14kW 16 16kW Model Type W Inverter Heat Pump Classification U Outdoor Unit Air to Water Heat Pump for R410A A H N W 1 6 6 0 6 A 3 Heater Elect...

Страница 12: ...c pressure Model name and related information Model Name Built In Electric Heater kW Power Source Electric Heater Capacity Power Source Unit Outdoor Unit Indoor Unit Heating kW 1 Cooling kW 2 AHUW056A3 5 0 5 0 AHUW076A3 7 0 7 0 AHUW096A3 AHNW16606A3 6 3 3 220 240 V 50 Hz 9 0 9 0 220 240 V 50 Hz AHUW126A3 12 0 10 4 AHUW146A3 14 0 12 0 AHUW166A3 16 0 13 0 AHUW128A3 12 0 10 4 AHUW148A3 AHNW16809A3 9 ...

Страница 13: ...an coil unit Radiator High Temperature Room Thermostat Field supply 2way valve Field supply By pass valve Field supply Low Temperature Shut off valve Typical Installation Example Note Room thermostat Type of thermostat and specification should be complied with chapter 4 and chapter 7 of installation manual 2way valve It is important to install 2way valve to prevent dew condensation on the floor an...

Страница 14: ...Field supply By pass valve Field supply Low Temperature Shut off valve 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 chapter 4 and chapter 7 of installation manual General Information 14 Air to Water Heat Pump 1 MFL68681810 영영 201...

Страница 15: ...t Field supply 2way valve Field supply 3way valve Field supply By pass valve Field supply Low Temperature Shut off valve Pump Field supply Note DHW tank It should be equipped with internal electric heater to generate sufficient heat energy in very cold season DHW Domestic Hot Water Pump Maximum power consumption of pump should be less than 0 25kW Installation Manual 15 ENGLISH 1 MFL68681810 영영 201...

Страница 16: ...N_ROOM Optional accessory being sold separately Not shown in diagram Th2 Inlet evaporator temperature sensor CN_PIPE_IN Meaning is expressed based on Cooling mode Th3 Outlet evaporator temperature sensor CN_PIPE_OUT Outdoor Unit Th4 Compressor suction pipe temperature sensor CN_SUCTION Th5 Compressor discharge pipe temperature sensor CN_DISCHA Th6 Condenser temperature sensor CN_C_PIPE Description...

Страница 17: ...U Solar Thermal Componets DHW Tank Fan Coil Unit Underfloor Heating Radiator DHW Tank is Installed DHW tank is Necessary Solar thermal system is connected Solar thermal kit is necessary Installation Manual 17 ENGLISH 1 MFL68681810 영영 2017 7 1 영영 12 55 Page 17 ...

Страница 18: ...erature sensor Interim Water temperature sensor Leaving Water temperature sensor Flow Switch Electric Heater Internal Water Pump Expansion Tank Remote Air temperature sensor Control Panel or To control water flow for Fan Coil Unit Remote Controller DHW Tank Electric Heater Flow control for water which is leaving from indoor unit Flow direction switching between under floor and water tank Water to ...

Страница 19: ...ion Parts and Dimensions Indoor unit External 850 315 490 490 315 Description Installation Manual 19 ENGLISH No Name Remark 1 Control Panel Built in Remote Controller unit mm 1 MFL68681810 영영 2017 7 1 영영 12 55 Page 19 ...

Страница 20: ...General Information Indoor unit Internal 484 289 6 484 123 116 84 5 63 4 36 9 46 4 76 41 847 8 20 Air to Water Heat Pump unit mm 1 MFL68681810 영영 2017 7 1 영영 12 55 Page 20 ...

Страница 21: ...heater at 90 C manual return at 55C 9 Flow Switch Minimum operation range at 15 LPM 10 Plate Heat Exchanger Heat exchange between refrigerant and water 11 Pressure Gage Indicates circulating water pressure 12 Expansion Tank Absorbing Volume change of heated water 13 Air Vent Air purging when Charging water 14 Electric Heater Please refer to the below Page Model name and related information 15 Stra...

Страница 22: ...at Pump Outdoor unit External Supporter 490 Description No Name 1 2 3 Liquid side Service Valve Gas side Service Valve Air discharge Grill Product Heating Capacity 12kW 14kW 16kW U3 Chassis unit mm 1 MFL68681810 영영 2017 7 1 영영 12 55 Page 22 ...

Страница 23: ...ter Description No Name 1 2 3 Liquid side Service Valve Gas side Service Valve Air discharge Grill Product Heating Capacity 5kW 7kW 9kW U4 Chassis unit mm Installation Manual 23 ENGLISH 1 MFL68681810 영영 2017 7 1 영영 12 55 Page 23 ...

Страница 24: ...al blocks allow easy connection of field wiring 2 Unit ELB The ELB protects the unit against overload or short circuit 3 Water tank heater ELB optional The ELB protects the water tank heater in sanitary water tank against overload or short circuit 4 Magnetic switch 5 Main PCB The main PCB Printed Circuit Board controls the functioning of the unit 1 MFL68681810 영영 2017 7 1 영영 12 55 Page 24 ...

Страница 25: ...t Installation Manual 25 ENGLISH Operation display window Operation and Settings status display Back button 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 air conditioner OK Operation display window On Off Button OK Button Bac...

Страница 26: ...General Information Wiring Diagram Indoor and Outdoor Unit Including Field wiring Indoor Electric Heater 1Ø Outdoor 1Ø 26 Air to Water Heat Pump 1 MFL68681810 영영 2017 7 1 영영 12 55 Page 26 ...

Страница 27: ...Installation Manual 27 ENGLISH Wiring Diagram Indoor and Outdoor Unit Including Field wiring Indoor Electric Heater 3Ø Outdoor 3Ø General Information 1 MFL68681810 영영 2017 7 1 영영 12 55 Page 27 ...

Страница 28: ...ck and side of the unit Do not place animals and plants in the path of the warm air Take the weight of the outdoor unit into account and select a place where noise and vibration are minimum Select a place so that the warm air and noise from the outdoor unit do not disturb neighbors Conditions where Outdoor Unit is Installed 300 Fence or obstacles 700 300 600 Sunroof If making a hole to the wall is...

Страница 29: ...ng enough like concrete to prevent the sea wind from the sea The height and width should be more than 150 of the outdoor unit It should be keep more than 700 mm of space between outdoor unit and the windbreak for easy air flow CAUTION Sea wind Sea wind Sea wind Windbreak Sufficient measures are required in a snow area or severe cold area in winter so that product can be operated well Get ready for...

Страница 30: ...d be free from outdoor weather conditions such as rain snow wind frost etc Choose the place where is water resistant or good drainage Service space should be secured No flammable materials around the indoor unit Mice can not be appeared to prevent entering the indoor unit or attacking wires Do not place anything in front of the indoor unit to ensure air circulation around the indoor unit Do not lo...

Страница 31: ...Detach the Installation sheet Screw bolts at the hole marks on the wall When screwing bolts use M8 M11 anchor bolts to secure hanging the indoor unit Bottom screws Upper screw The sheet should be attached level If not the supporting plate and the indoor unit will not be mounted correctly CAUTION Use a flat blade screwdriver or a coin to remove the remote control case After installation is complete...

Страница 32: ...o Water Heat Pump Water volume and pump capacity The water pump is BLDC so it may be required to change default water pump speed in case of noise by water flow In most case however it is strongly recommended to set speed as Maximum Water pump speed To secure enough water flow rate do not set water pump speed as Min It can lead unexpected flow rate error CH14 1 MFL68681810 영영 2017 7 1 영영 12 55 Page...

Страница 33: ...HNW16809A3 Pump model PY 122NDDD3 WARNING Selecting a water flowrate outside the curves can cause damage to or malfunction of the unit Performance test based on standard ISO 9906 with pre pressure 2 0bar and liquid temperature 20 C 1 MFL68681810 영영 2017 7 1 영영 12 55 Page 33 ...

Страница 34: ... Heat Pump Pressure Drop When installing the product install additional pump in consideration of the pressure loss and pump performance If flow rate is low overloading of product can occur 16kW 46 0 9 5 1 4 8 1 14kW 40 0 10 0 1 1 8 9 12kW 34 0 10 7 0 8 9 9 9kW 26 0 11 3 0 4 10 9 7kW 20 0 11 6 0 3 11 3 5kW 17 0 11 8 0 2 11 6 1 MFL68681810 영영 2017 7 1 영영 12 55 Page 34 ...

Страница 35: ...essure in Expansion vessel bar 20 60 100 140 180 220 260 300 340 2 4 2 1 1 7 1 4 1 0 0 7 0 3 Adjusting pre pressure of expansion vessel is as following Step 1 Refer Volume Height table If installation scene is belong to Case A go to Step 2 Otherwise if it is Case B do nothing pre pressure adjustment is not required Otherwise if it is Case C go to Step 3 Step 2 Adjust pre pressure by following equa...

Страница 36: ...y important to prevent performance degrade Chemical treatment to prevent rust should be performed by installer CAUTION Frost protection In areas of the country where entering water temperatures drop below 0 C the water pipe must be protected by using an approved antifreeze solution Consult your AWHP unit supplier for locally approved solutions in your area Calculate the approximate volume of water...

Страница 37: ...arge of the refrigerant is required according to the table Example If 16kW model is installed at a distance of 50m 1 700g of refrigerant should be added according to following formula 50 7 5 x 40g 1 700g 2 Rated capacity of the product is based on standard length and maximum allowable length is based on the product reliability in the operation 3 Improper refrigerant charge may result in abnormal o...

Страница 38: ...ated flaring tool for R 410A refrigerant as shown below Firmly hold copper tube in a bar or die as indicated dimension in the table above Step 5 Check Compare the flared work with right figure If flare is seemed to be defective cut off the flared section and do flaring work again Preparation for Piping Preparation for piping is five steps As main cause of refrigerant leakage is defects in flaring ...

Страница 39: ...ed in below figure The pipes cannot be connected in downward direction Step 1 Pre tightening Align the center of the pipes and sufficiently tighten the flare nut by hand Step 2 Tightening Tighten the flare nut with a wrench Tightening torque is as following Torque wrench Indoor unit tubing Open end wrench fixed Connection pipe Flare nut Indoor unit tubing Flare nut Pipings mm inch kgf m 6 35 1 4 1...

Страница 40: ...cts or small animals enter the outdoor unit it may cause a short circuit in the electrical box Finally form the pipes by wrapping the connecting portion of the indoor unit with insulation material and secure it with two kinds of vinyl tape Ensuring thermal insulation is very important mm inch kgf m 6 35 1 4 1 8 2 5 9 52 3 8 3 4 4 2 12 7 1 2 5 5 6 6 15 88 5 8 6 6 8 2 19 05 3 4 9 9 12 1 Outside diam...

Страница 41: ...ifferent thicknesses to the power terminal block Slack in the power wiring may cause abnormal heat When connecting wiring which is the same thickness do as shown in the figure below WARNING Make sure that the screws of the terminal are free from looseness Round pressure terminal Power wire Model Phase Ø Area mm2 AHUW056A3 1 4 AHUW076A3 AHUW096A3 AHUW126A3 6 AHUW146A3 AHUW166A3 AHUW128A3 3 2 5 AHUW...

Страница 42: ...commended by authorized personnel only Piping and Wiring for Outdoor Unit 42 Air to Water Heat Pump Model Minimum Ssc Value AHUW056A3 3 142 AHUW076A3 AHUW096A3 AHUW126A3 AHUW146A3 AHUW166A3 Model Minimum Ssc Value AHUW128A3 2 348 AHUW148A3 AHUW168A3 Point for attention regarding quality of the public electric power supply This equipment complies with respectively EN IEC 61000 3 12 1 provided that ...

Страница 43: ...normal voltage supply such as sudden voltage increasing or voltage drop down Chattering of a magnetic switch frequent on and off operation Physical damage of parts where magnetic switch is contacted Break of fuse Malfunction of overload protection parts or related control algorithms Failure of compressor start up 10 Ground wire to ground outdoor unit to prevent electrical shock CAUTION When connec...

Страница 44: ...ble from down to up If taping direction is up to down rain drop may be sinking into the pipes or cables 2 Secure the taped pipe along the exterior wall using saddle or equivalent 3 Trap is required to prevent water from entering into electrical parts Trap is required to prevent water from entering into electrical parts minimum 50 mm Taping Drain hose not used Refrigerat Pipes Connecting cable Powe...

Страница 45: ...er to this service port with charge hoses Be sure to use a manifold valve for leakage test If it is not available use a stop valve for this purpose The Hi knob of the manifold valve must always be kept close Pressurize the system to no more than 3 0 Mpa with dry nitrogen gas and close the cylinder valve when the gauge reading reached 3 0 Mpa Next test for leaks with liquid soap To avoid nitrogen e...

Страница 46: ...lve 3 Loosen the charge hose connected to the gas side service port slightly to release the pressure then remove the hose 4 Replace the flare nut and its bonnet on the gas side service port and fasten the flare nut securely with an adjustable wrench This process is very important to prevent leakage from the system 5 Replace the valve caps at both gas and liquid side service valves and fasten them ...

Страница 47: ...pes Connecting valves or elbows are for example in this category Configuration of water circuit is shown in Chapter 2 All connections should be complied with presented diagram While installing water pipes followings should be considered While inserting or putting water pipes close the end of the pipe with pipe cap to avoid dust entering When cutting or welding the pipe always be careful that inner...

Страница 48: ...ion 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 generation on the surface of the radiator can b...

Страница 49: ... 1 minute Sudden water supply can yield water drain through safety valve Fully open the cap of air vent to assure air purging If air is exist inside the water circuit then performance degrade noise at the water pipe mechanical damage at the surface of electric heater coil Step 4 Stop water supplying when the pressure gage located in front of the control panel indicates 2 0 bar Step 5 Close drain v...

Страница 50: ...ty supply should be turned off and ground wire should be connected securely Installation place should be free from the attack of wild animal For example mice s wire attacking or frog s entering into the indoor unit may cause critical electrical accident All power connections should be protected from dew condensation by thermal insulation All electrical wiring should comply with national or local e...

Страница 51: ... 50 Hz L N R S T 1 1 L 2 N 3 L 4 N 2 3 4 5 Power supply for Indoor unit and communication Connection for thermostat 230V AC Supporting type Heating only or Heating Cooling opening or closing water flow for FCU cooling OUTDOOR UNIT 2WAY VALVE A THERMOSTAT Default 230V AC 1 L 2 N 3 L1 L2 N L N L1 L2 11 12 13 14 15 16 17 18 19 20 connecting external electric power supply for internal electric heater ...

Страница 52: ... 4 S4 Rubber insulated cord type 60245 IEC 66 or H07RN F If the supply cord is damaged it must be replaced by the manufacturer its service agent or similarly qualified persons in order to avoid a hazard CAUTION 20mm GN YL 1 Phase Ø NORMAL CROSS SECTIONAL AREA 6mm2 NORMAL CROSS SECTIONAL AREA 6mm2 3 Phase Ø 20mm GN YL 1Ø Electric Heater 3Ø Electric Heater L N Separation Power Supply Communication W...

Страница 53: ...DRYCB500 Solar Heating Kit To operate with solar heating system PHLLA Limit temperature 96 DHW Tank To generate and store hot water PHS02060310 200 liter Single Heating Coil 1Ø 230V 50Hz 3kW Electric Heater PHS02060320 200 liter Double Heating Coil 1Ø 230V 50Hz 3kW Electric Heater PHS03060310 300 liter Single Heating Coil 1Ø 230V 50Hz 3kW Electric Heater PHS03060320 300 liter Double Heating Coil 1...

Страница 54: ...e thermostat and electric power supply to the thermostat is not required 2 Electric circuit such as display LED buzzer etc is included in the thermostat and electric power supply is required 3 Thermostat generates Heating ON or Heating OFF signal according to user s heating target temperature 4 hermostat generates both Heating ON or Heating OFF and Cooling ON or Cooling OFF signal according to use...

Страница 55: ... units etc If connected Main PCB Heater can be seriously damaged L Live signal from PCB to thermostat N Neutral signal from PCB to thermostat H Heating signal from thermostat to PCB Thermostat L N H THERMOSTAT Default 230 V AC L N L1 L2 17 18 19 20 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 t...

Страница 56: ... Final check DIP switch setting Set DIP switch No 8 to ON Otherwise the unit can not recognize the thermostat Remote Controller Thermostat text is displayed on the remote controller Button input is prohibited 1 MFL68681810 영영 2017 7 1 영영 12 55 Page 56 ...

Страница 57: ...lve 1 SPDT Single Pole Double Throw Three wires consist of Live1 for selecting Flow A Live 2 for selecting Flow B and Neutral for common 2 Flow A means water flow from the indoor unit to under floor water circuit 3 Flow B means water flow from the indoor unit to DHW tank DHW Tank and DHW Tank Kit Solar Thermal Kit Yes Selecting Flow B between Flow A and Flow B 3 Yes Selecting Flow A between Flow A...

Страница 58: ...all DHW Tank For more detail information about installing DHW tank please refer installation manual provided with DHW tank PHS02060310 LGRTV200E PHS03060310 LGRTV300E PHS02060320 LGRTV200VE PHS03060320 LGRTV300VE unit mm 1 MFL68681810 영영 2017 7 1 영영 12 55 Page 58 ...

Страница 59: ...gnetic switch contactor port no T1 and T3 with terminal block 1 port 6 and 7 symbol Ⓓ at the picture Check Polarity Connect magnetic switch contact port no T1 to terminal block 1 port 6 Connect magnetic switch contact port no T3 to terminal block 1 port 7 Step 5 Connect ELB MCCB to Terminal Block 1Ø Electric Heater Model Connect ELB MCCB port no 1 and 3 with terminal block 3 port 3 and 4 symbol Ⓔ ...

Страница 60: ...ctor of the indoor unit PCB symbol Ⓐ at the picture The sensor wire should be passed through holes for sensor symbol Ⓑ and Ⓒ at the picture The sensor should be mounted correctly to the sensor hole of DHW tank Sensor mounting Insert sensor into sensor socket and bolt it tightly 1Ø Electric Heater Model and 3Ø Electric Heater Model are mounted by same method as below CAUTION DHW tank 1 MFL68681810 ...

Страница 61: ...signal from PCB to Heater N Neutral signal from PCB to Heater Wire specification Cross sectional area of the wire should be 6mm2 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 L N A WATER TANK H...

Страница 62: ...d Supply LG Dry Contact is a solution for automatic control of air conditioning system at the owner s behest In simple words it s a switch which can be used to turn the unit On Off after getting the signal from external sources like key in lock door or window switch etc specially used in Hotel rooms How to Install Dry Contact For more information about installing Dry Contact Please refer installat...

Страница 63: ...uit both under floor water loop and sanitary water tank loop fully charged If not additional water charging is required Fast valve operation yields noise and vibration Appropriated valve operating time is 60 90 seconds 3way valve should select water tank loop when electric power is supplied to wire W and wire N 3way valve should select under floor loop when electric power is supplied to wire U and...

Страница 64: ...ve is closed 2 Normal Closed type When electric power is NOT supplied the valve 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 indoor unit and open the control box Step 2 Find terminal block and connect wire as below NO Live signal for Normal Open type from PCB to 2way valve NC Live signal f...

Страница 65: ...protect compressor In that case mode change can takes time more than user s expectation Please read thermostat manual carefully if the product does not response quickly 3 Setting temperature range by thermostat can be different with that of the product The heating or cooling set temperature should be chosen within the setting temperature range of the product 4 It is highly recommended that the the...

Страница 66: ...imum value of the temperature control device of DHW tank While installing DHW tank with DHW tank kit or solar thermal kit there are some constraints like below DHW tank should be located under the indoor unit or same height with the indoor unit DHW tank should be located under the solar thermal system Distance between DHw tank sensor or solar thermal sensor should be less than 5 m If there is AC p...

Страница 67: ...ump should turn on and turn off is required The operating duration time of the recirculation pump is calculated as follow Duration time minute k x V x R k 1 2 1 5 is recommended If distance between pump and tank is far then choose high number V Volume of sanitary water tank liter R Water flow rate of pump liter per minute which is determined by pump performance curve The pump operating start time ...

Страница 68: ...configured correctly improper operation or degrade of performance can be expected DIP Switch Setting Turn off electric power supply before setting DIP switch Whenever adjusting DIP switch turn off electric power supply to avoid electric shock General Information CAUTION OFF ON 1 2 3 4 5 6 7 8 OFF is selected ON is selected 1 MFL68681810 영영 2017 7 1 영영 12 55 Page 68 ...

Страница 69: ... unit DHW tank Solar thermal system is installed Emergency operation Level 4 4 High temperature cycle Low temperature cycle External water pump installation information 5 External water pump is NOT installed 5 External water pump is installed Selecting electric heater capacity 6 7 Full capacity is uesd Electric heater is not used 6 7 6 7 Half capacity is uesd Thermostat installation information 8 ...

Страница 70: ...t case this trouble is concerned with sensor problems The outdoor unit is operating under emergency mode operation condition which is configured by DIP switch No 4 of the indoor 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 indoor unit Option Trouble a problem is found fo...

Страница 71: ...ation 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 start is prohibite...

Страница 72: ...rectly 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 license all problems caused will be the responsibility of the installer and may void the LG warrenty h Installer setting password Main screen menu setting service RMC version information SW Versio...

Страница 73: ...estic hot water tank heating mode Screed drying After installing water pipes for under floor heating user can select screed drying mode for curing the cement Heater on temperature Setting for using Step 1 or 2 capacity of electric heater Water supply off temp during cooling Determine leaving water temperature when the unit is turned off This funtion is used for preventing condensation on the floor...

Страница 74: ...renheit Switching Temperature is displayed in Celsius or Fahrenheit Temp sensor selection The product can be operated according to air temperature or leaving water temperature The selection for setting temperature as air temperature or leaving water temperature is determined Note Air temperature as setting temperature is ONLY available when Remote Air Sensor Connection is enabled and Remote Air Se...

Страница 75: ...ator 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 Water heating set temp Determine heating setting temperature range when leaving water temperature is selected as setting temperature DHW set temp Determine heating setting temperature range of water tank leaving water Only available...

Страница 76: ... is below 1 C and current leaving water temperature or room air temperature is much belower than target leaving water temperature or target room air temperature Water supply off temp during cooling Determine leaving water temperature when the product is turned off This function is used fr preventing condensation on the floor in cooling mode Stop temp cut off temperature Stop temp is valid when FCU...

Страница 77: ...e set interval of temperature Change the mode to auto mode Priority in scheduler In scheduling it could be to change mode 4 outdoor temp set points 4 Room1 Temp set points 4 Room2 temp set points It could be controlled by 11 steps 5 5 Water temperature Outdoor air temperature Heating Coolinag max of outdoor temp min of outdoor temp DHW 1 MFL68681810 영영 2017 7 1 영영 12 55 Page 77 ...

Страница 78: ...ot use that is disable disinfection mode Start date and Start time is not used When Disinfection active is set as Use that is enable disinfection mode Start date is displayed at the position of Disinfection active and Start time is displayed at the position of Start date DHW heating should be enable If Disinfection active is set as Not use that is disable disinfection mode Start date and Start tim...

Страница 79: ...is above 73 C The water tank heater will be turned on when the water temperature is below 70 C Example If Heating priority is set as DHW that means heating priority is on DHW heating DHW is heated by AWHP compressor cycle and water heater In this case the under floor can not be heated while DHW heating On the other hand if the Heating priority is set as Floor heating that means heating priority is...

Страница 80: ...ime of DHW tank heating and delay time of DHW tank heater operating Active time This time duration defines how long time DHW tank heating can be continued Stop time This time duration defines how long time DHW tank heating can be stopped It is also regarded as time gap between DHW tank heating cycle Boost heater delay time This time duration defines how long time DHW tank heater will not be turned...

Страница 81: ... 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 like fountain Be careful when testing air purge Splashed water may make your dress wet Two shut off valves located at the end of water inlet pipe and water outlet p...

Страница 82: ...e pressure is less than 0 3 bar please recharge the water Close the shut off valves and disassemble strainer Then wash the strainer to make it clean While disassembling the strainer be careful for water flood out Open the switch of the safety valve and check if water is flood out through the drain hose After checking close the safety valve Look and inspect if there is loosen or defected connection...

Страница 83: ...essure gage is indicating 200 250 kPa Check if strainer gathers too much particles If so strainer should be cleaned Check if pressure gage indicates above 4 Bar Check if water pipe is getting closed due to stacked particles or lime If water inlet temperature is above 55 C the unit does not operated for the sake of system protection If water inlet temperature is below 5 C the unit does not operated...

Страница 84: ...C 5 Bad communication between Main PCB assembly Heater and Main PCB assembly Inverter of the unit The connector for transmission is disconnected The connecting wires are misconnected The communication line is broken Main PCB assembly Inverter is abnormal Main PCB assembly Heater is abnormal Wire connection between remote control panel and Main PCB assembly Heater should be tight 53 9 PCB program E...

Страница 85: ...ns are required Factor that influence the actual level of exposure of the workforce include the characteristics of the work room and the other sources of noise i e the number of equipment and other adjacent processes and the length of time for which an operator exposed to the noise Also the permissible exposure level can vary from country to country This information however will enable the user of...

Страница 86: ...86 Air to Water Heat Pump 1 MFL68681810 영영 2017 7 1 영영 12 55 Page 86 ...

Страница 87: ...1 MFL68681810 영영 2017 7 1 영영 12 55 Page 100 ...

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