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ECO V DX Product Databook

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2. Heat Recovery Ventilator with DX Coil 29 eco V 13 Operation 13 6 2 Humidification operating mode Only products with humidifying function can use this NOTICE Repeatedly pressing button until icon flash Turn on off HUMIDIFIER by pressing button The icon will be displayed in case of SETTING option and disappear in reverse case Press button to exit After setup it automatically gets out of setup mode if there is no button input for 25 seconds s When exiting without pressing set button the manipulated value is not Humidification function might not be operated at the partial product When you choose heating operating mode humidity mode is automatically selected n case of interlinked operating control Humidification operating mode refer to above chart on ventilation mode though pushing the button o gt em o gt gt O d 30 _ Heat Recovery Ventilator with DX Coil eco V 13 Operation 13 6 3 Temperature setting Room Temperature check Temperature Setting 1 We can simply adjust the desired temperature Press the v buttons to adjust the desired temperature Increase 1 or 2 F per one time pressing Decrease 1 or 2 F per one time pressing Room temp not display in single operation Set temp Indicat
3. WARNING Turn the breaker off when cleaning the product CAUTION Gloves should be worn when doing the maintenance work JJ lt lt p a gt o gt lt o Heat Recovery Ventilator with DX Coil 35 eco V 13 Operation 13 8 Humidifier Maintenance 13 8 1 Inspection and Maintenance of the Humidifier Have your dealer do the following inspections in order to get the longest use order to prevent harmful bacteria from generating ask your dealer to do maintenance on humidifying unit portion at the beginning or the end of the heating season Inspected Content of maintenance Problems if maintenance is not Check for operation of float Clean if it does not work Insufficient humidifying Feed water Switch properly due to build up Overflowed feed water tank tank Weak fan strength Check for dirt Clean if very dirty Reduced capacity Check for shutting and opening Insufficient humidifying Solenoid Check in a similar fashion when Overflowed feed water tank valve checking the float switch Replace if it doesn t work Increased tap water operation consumption 13 8 2 Replacing the Humidifier element 1 The humidifier element should in general be replaced once every three years when supply water is soft water but outside factors water quality operating times may shorte
4. TOTAL HVAC SOLUTION PROVIDER ENGINEERING PRODUCT DATA BOOK LG Life s Good CC 0CED0 01C Replaces OCEDO 018 TOTAL HVAC SOLUTION PROVIDER ENGINEERING PRODUCT DATA BOOK LG Life s Good eco V Heat Recovery Ventilator with DX Coil External Appearance Models List Model Number Nomenclature Structures Specifications Dimensions Piping Diagrams Wiring Diagrams O N Oo N Fan Performance 10 Capacity Tables 11 Sound Level 12 Standard Drawing of Installation 13 Operation 14 Installation eco V 1 External Appearance 1 1 Heat Recovery LZ H050GXNO LZ H080GXNO LZ H100GXNO LZ H050GXHO LZ H080GXHO LZ H100GXHO 2 Models List 2 1 Total Heat Recovery Ventilator Nominal Capacity Power Supply Model Name CMH CFM Phase V Hz 500 294 LZ HO50GXNO LZ HO50GXHO 1 ph 220 240 V 50 Hz 1 ph 220 V 60 Hz 800 471 LZ HO80GXNO LZ HO80GXHO 1000 589 LZ H100GXNO LZ H100GXHO JJ L 3 lt p a o Lum 1 gt lt o Heat Recovery Ventilator with DX Coil 1 eco V 3 Model Number Nomenclature 102 LL Development Sequence Function H With Humidifier N Without Humidifier Model Type X DX Coil Electric Standard Volts Freq Phase 220 240 V 50 Hz 1 ph 220 V
5. 105 400 600 800 1000 1200 200 400 600 800 1000 1200 200 Air flow rate CMH Air flow rate CMH Note Power source Single phase 50Hz 230V Ventilation mode Total heat exchange 1 Operating conditions y Ventilator with DX Coil 14 _ Heat Recover eco V 9 Fan Performance 9 2 The correction ratio of exchange efficiency LZ H050GXNO LZ H050GXHO Temperature exchange efficiency halpy exchange efric X Exchange efficiency 96 0 200 400 600 800 1000 1200 Air flow rate CMH LZ H080GXNO LZ H080GXHO Temperature exchange efficiency halpy_exchange effici i Exchange efficiency 0 200 400 600 800 1000 1200 Air flow rate CMH LZ H100GXNO LZ H100GXHO Exchange efficiency 0 200 400 600 800 1000 1200 Air flow rate CMH Note 1 Heat exchanger individual test 2 Test condition e Winter Indoor DB 20 C WB 14 C Outdoor DB 5 C WB 2 C Summer Indoor 27 C WB 20 C Outdoor DB 35 C WB 29 C JJ lt p a o gt lt o Heat Recovery Ventilator with DX Coil 15 eco V 10 Capacity Tables 10 1 Cooling Indoor Unit ye Capacity Index Coil inlet air temp C Temp 14 WB 16 WB 18 WB 19 WB 20 WB 22 WB 24 WB cope 2006 Outdoor o I o Zr
6. 56 41 59 43 62 41 66 41 56 42 58 42 61 41 65 41 56 41 5 7 42 6 0 40 64 40 GO GO CO D PO PO N Co N I N I IO DO DO IN w ININ N Ni 0 09 O gt CO GO O N LZ H050GX 0 2 734726 26 42 26 44 28 T 54 41 56 141159 43 66 43 68 43 5 4 441 59 43 66 43 68 43 _51 41 56 41 59 43 6 6 43 68 43 51 56 44 69 43 66 43 68 54 41 56 41 5 9 43 6 6 43 66 41 56 41 59 43 66 43 66 41 4 3 66 43 66 41 LZ HO80GX 0 Peal eee Lael oi 5 1 41 56 41 59 43 6 6 43 66 41 5 1 4 1 56 41 59 4 3 6 5 43 66 441 5 1 41 56 41 5 9 43 64 42 66 441 56 58 42 42 88 fat 41 56 41 56 42 59 40 63 40 i 48 86 48 70 51 7854 79 50 6 0 48 66 48 70 51 78 51 79 50 6 0 48 6 6 48 70 5 1 78 5 1 70 50 60 48 66 48 70 51 78 51 7 9 50 20 Pag ee BE CB ESSE ESSEN ESSE SENE E 23 eon ol area 6 0 48 66 48 70 51 78 51 78 48 6 0 4 8 6
7. Super high dB A 39 41 41 Sound Exchange High dB A 37 38 39 ps mode Note 4 B Super high dB A 39 41 41 High dB A 37 38 39 mode Low dB A 35 36 36 Liquid Diameter mm 6 35 6 35 6 35 Piping Flare connection connection Diameter mm 12 7 12 7 127 Water mm Drain Outer diameter mm 25 4 Heat Super high A 1 5 2 5 3 6 Exchange Bn mode Low A 1 0 15 2 3 Super high A 1 5 2 5 3 6 M Bypass High A 1 3 2 0 32 Refrigerant control Electronic expansion valve Self extinguishable urethane foam Air to air cross flow total heat sensible latent heat exchange Heat exchange element Air Filter Multidirectional fibrous fleeces Connection duct diameter mm 250 250 250 Operation mode Heat exchange mode Bypass mode Auto mode Insulation material Heat exchange system Notes Cooling and heating capacities are based on the following conditions Fan is based on High and Super high The figures in the parenthesis indicate the heat reclaimed from the heat recovery ventilator Cooling Capacity Test condition Indoor temperature 27 C DB 19 C WB Outdoor temperature 35 C DB Heating Capacity Test condition Indoor temperature 20 C DB Outdoor temperature 7 C DB 6 C WB The operating sound measured at the point 1 5 m below the center of the unit is converted to that mea sured at an anechoic chamber built in accordance with
8. 63 125 250 500 1000 2000 4000 8000 Octave Band Center Frequency Hz o gt lt em o pw S gt cc p 18 Heat Recovery Ventilator with DX Coil 63 125 250 500 1000 2000 4000 8000 10 Octave Band Center Frequency Hz 63 125 250 500 1000 2000 4000 8000 Octave Band Center Frequency Hz LZ H080GXHO LZ H100GXHO0 Octave Band Sound Pressure Level dB re 204 Pa 63 125 250 500 1000 2000 4000 8000 Octave Band Center Frequency Hz 63 125 250 500 1000 2000 4000 8000 Octave Band Center Frequency Hz eco V 12 Standard Drawing of Installation 12 1 LZ H050GXNO LZ H080GXNO LZ H100GXNO possesspesscoce Ceiling suspension bolts position Air supply grille user supplied Sun return grille user supplied Exaust air outlet EA Y duct connecting user supplied OA a Fresh air outlet gt E ry 1 I Inspection 1 I Inspection 1 Bl hatch hath sl E x 50 200 600 Maintenance space An heat Exchanger Air Filter Ceiling Fixing Bolt ec aa Duct normal diameter C user supplied EU piping pipe 6 35 Flare connection pipe Inner diameter 25 4 Refrigerant piping Gas pipe 612
9. Address of central control Central Control Supply ESP General DX Value1 Step 01 low 02 high 03 super high Exhaust ESP Value2 ESP value 0 255 Pes deco 6 QuickRetresh Pry 06 015 025 _ wx _ DyContactauo Gerea 13 Humidification for 13 DX 00 Not in use Singlar Ventilation 01 Use 14 Humidification for 14 01 Automatic 02 Manual Heat Mode Ventilation DX Direct expansion ventilation General General ventilation 1 Test Run 1 Function explanation when installing the product test operation for checking the installation status 2 When setting test operation LCD Display 2 1 Cooling normal super high mode temperature setting 88Seg LO extra operation 2 2 When setting test operation after test operating for 18 minutes auto cancellation 2 3 During test operation extra operation control available including ventilation KIT 2 Setting Address of Central Control 1 Function explanation when connecting central control it sets the address of central control address of indoor unit 2 Function control and setting 2 1 Select the address code with inputting the up down button 0 2 2 Change the items with inputting the right left button Group address lt indoor unit address 2 3 Set the address with inputting Setting Cancel button
10. Preferred method Ensure proper ground exists before use A WARNING Do not cut or remove the grounding prong from the power wire h WARNING Attaching the adapter ground terminal to the wall receptacle cover screw does not ground the appliance unless the cover screw is metal and not insulated and the wall receptacle is grounded through the house wiring WARNING If you have any doubt whether the ventilator is properly grounded have the wall receptacle and circuit checked by a qualified electrician JJ lt p a o gt lt o Heat Recovery Ventilator with DX Coil 23 eco V 13 Operation 13 4 Characteristics 13 4 1 Ventilation via Total Heat Exchanger Exhausts indoor air via the Total Heat Exchanger outdoor outdoor air heat exchanged is supplied to indoor Operate the ventilator in the Ventilation via Total heat exchanger in summer winter when cool heat operation is done Damper Exhaust air m Return Air Outdoor air EN Supply Air Total Heat Exchanger DX Coil Humidifier Element 13 4 2 Normal Ventilation Exhausts the polluted indoor air directly without via the Total Heat Exchanger Operate the ventilator in the Normal Ventilation in spring autumn when the Total heat exchanger is not required Damper Exhaust air ie Return Air SS Outdoor air iy Supply Air Total H
11. 60 Hz 1 ph Capacity Ex 080 gt 800 CMH 100 gt 1 000 CMH Heat Exchange Type H Total Heat Recovery Indicates that this is LG s eca V system gt lt em bmi S gt gt E 2 _ Heat Recovery Ventilator with DX Coil eco V 4 Structures EA Blower for Exhaust Air Exhaust air to N Total Heat Exchanger OA outdoors Fresh air from Blower for Supply Air outdoors way Bypass Damper RA A Return air SA from room Supply air _ to room Electronic Parts Box Control box Second Antibacterial Humidification Heat exchange DX Coil Humidification Solenoid 5 valve Water flow 5 Drain pan Drain Forth ESP control BLDC motor E S P Control ZU tM Air volume Air volume Air volume at 2 mmAq at 10 mmAq JJ L 3 lt a o gt lt o Heat Recovery Ventilator with DX Coil 3 eco V 5 Specifications 5 1 Guide Specifications General Units shall be completely factory assembled including fan motors filters heat exchanger element and so on in a sheet metal casing Casing Unit casing shall be constructed of zinc coated heavy gauge galvanized steel All panels in the casing shall be cleaned with permanent fire retardant odorless material K
12. Also if the supply water is hard water use a water softener because of short life Life of humidifying element is about 3 years 4 000 hours under the supply water conditions of hardness 150 mg l Life of humidifying element is about 1 year 1 500 hours under the supply water conditions of hardness 400 Annual operating hours 10 hours day x 26 days month x 5 month 1 300 hours 2 Maintain the supply water temperature at 5 50 C and its pressure at 20 490 kPa 0 2 5 0 kg cm If the water pressure is above 490 kPa 5 0 kg cm add pressure reducing valve in between the kit and the supply water shut off valve 3 The supply water line cannot be directly connected with a utility water tap To unavoidably take water from such line employ a CISTERN gotten configuration authorization 4 Be sure to provide thermal insulation around the indoor piping as well as the shut off valves 5 In order to prevent harmful bacteria from generating do maintenance on humidifying unit portion at the begin ning and the end of the heating season according to the installation manual JJ D lt lt p a gt o gt lt o Heat Recovery Ventilator with DX Coil 7 LZ Lt9 AID 9 p 500 210 uonoeuuoo edid s
13. Indoor data send Heat Recovery Ventilator with DX Coil _ 95 JJ lt p a o gt lt o eco V 14 Installation 3 Supply Exhaust ESP setting 1 Function explanation Set the E S P RPM value of air conditioner indoor unit 2 Function control and setting Refer to the explanation at prior page about function entry 2 1 Select the wind strength with inputting up down button 01 low 02 high high Seg flickering 2 2 Move the setting items with inputting the right left button Wind strength selection lt gt RPM value selection Seg of selected item is flickering 2 3 Select the RPM value of wind strength with inputting up down button 0 255 Seg selecting 2 4 Complete the RPM setting with inputting Setting Cancel button Send RPM setting data of indoor unit 2 5 Set the Exhaust Air ESP with conducting the 2 1 2 4 process of installer by inputting function setting button and changing installer code 04 4 Production Direction 1 Function Explanation Set the installation direction of ventilation indoor unit 2 Function control and setting 2 1 Select the direction value with inputting the up down button 01 normal direction 02 opposite direction 2 2 Complete the setting with inputting Setting Cancel button Stop flickering and send the data to indoor unit 5 Override Setting 1 Functio
14. Total Heat Exchanger Exchanges temperature and moisture between supply air and exhaust air 4 Blower for Exhaust Air A blower for draining polluted air outside 5 Electronic Parts Box Control box 6 Blower for Supply Air A blower for induction outside air 7 Bypass Damper Converts the ventilation via Total heat exchange to the normal ventilation 8 Holder for Total Heat Exchanger Used for installation guide of the Total heat exchanger 9 Humidifier Element 10 Direct expansion coil DX Coil 11 Gas pipe connection 012 7 12 Liquid pipe connection 026 35 13 Feed water connection port 06 35 14 Drain outlet 025 4 JJ lt lt p a gt o gt lt o Heat Recovery Ventilator with DX Coil 21 eco V 13 Operation 13 2 Prior to Operation 13 2 1 Preparing for operation 1 Contact an installation specialist for installation 2 Plug in the power plug properly 3 Use a dedicated circuit 4 Do not use an extension cord 5 Do not start stop operation by plugging unplugging the power cord 6 If the cord plug is damaged replace it with only an authorized replacement part 13 2 2 Usage 1 Being exposed to direct airflow for an extended period of time could be hazardous to your health Do not expose occupants pets or plants to direct airflow for exte
15. sometimes the system does not cooling operate for self protection in low ambient temperature when the capacity of IDU which is connected to ventilation unit is less than or equal to 1096 of total capacity of all IDUs In this case the capacity of the IDU connected to ventilation unit should be higher than 10 of total capacity of all IDUs JJ lt p a o gt lt o Heat Recovery Ventilator with DX Coil 49 eco V 14 Installation Clamping of cables 1 Arrange 2 power cables on the control panel 2 First fasten the Plastic clamp with screw to the inner boss of control panel Additional Supply Main PCB ik Wiring Terminal Block 1 Remote Controller Wiring Terminal Block 2 Sub PCB CAUTION See Label Circuit on the backside of the cover of control box for electric wiring work Be sure to attach the sealing material or putty locally procured to hole of wiring to prevent the infiltration of water as well as any insects and other small creatures from outside Otherwise a short circuit may occur inside the control box When clamping the wires be sure no pressure is applied to the wire connections by using the included clamping material to make appropriate clamps Also when wiring make sure the lid on the control box fits snugly
16. 50 60 50 60 50 60 Voltage V 220 240 220 Dimensions Height x Width x Depth 365 x 1 667 x 1 140 365 x 1 667 x 1 140 365 x 1 667 x 1 140 Fresh air Cooling Note 2 kW 4 93 1 23 7 46 1 84 9 12 2 53 conditioning load Heating Note 3 kW 6 73 2 53 9 80 3 68 11 72 4 32 Heat kW 0 25 0 42 0 48 0 20 0 35 0 42 Power input mode kW 0 15 0 25 0 27 normal Super high kW 0 25 0 42 0 48 Bypass High kW 0 20 0 35 0 42 mous 0 15 0 25 0 27 Casing Material Galvanized steel plate Weight Net kg 105 105 105 Gross Note 8 115 115 115 Fan Type Heat Super high CMH 500 800 1 000 exchange High CMH 500 800 1 000 Air flow rate Mode Low CMH 440 640 820 Note 6 500 800 1 000 Bypass High CMH 500 800 1 000 mods Low CMH 440 640 820 External Super high Pa 160 140 110 static Pa 120 90 70 pressure Low 100 70 60 Quantity EA 2 2 2 eter Output W 195 195 195 TS 86 84 82 exchange efficiency High 86 84 82 Low 87 86 84 Super high 68 64 60 Cooling 68 64 60 Enthalpy exchange Low 69 66 63 efficiency Su per high 76 74 71 Heating High 76 74 71 Low 77 76 73 Operation Range Outdoor air Temperature 15 45 15 45 15 45 System Natural evaporating Type iay Amount Note 4 2 70 4 00 5 40 Pressure Feed Water N 2 2 2 Heat Super high 38 39 40 Exchange High 36 37 38 kee mode Low 38 34 35 5 Super high dB A 39 40 40 ypass High dB A 37 38 38 34 35 35 Diameter 6 35 6 35 6 35 Piping Ban Type Flare connect
17. Adjust the height of the unit Tighten the double nuts securely Check the unit is horizontally level WARNING Install declination of the ventilation unit with DX coil is very important for the drain Minimum thickness of the insulation for the connecting pipe shall be 10mm 1 degree or less 1 degree or less Tighten the upper nut CAUTION Use a level instrument to make sure that the unit is level and that the tilt down slope to the drain piping connection is within 1 degree Refer to above figures One thing to watch out for in particular is if it is installed so that the slope is not in the Direction of the drain piping as this might cause leaking JJ lt p a o gt lt o Heat Recovery Ventilator with DX Coil _ 41 eco 14 Installation 14 5 Drain Piping and Water Supply Work Thermal insulator Local supply Always lay the drain with downward inclination 1 100 to 1 50 Prevent any upward flow or reverse flow in any part 10mm or thicker formed thermal insulator shall always be provided for the drain pipe Drainage pipe Local supply Make sure to be sosed Drainage hole Upward routing CORRECT INCORRECT Applied U Trap Dimension 70mm Install the P Trap or U Trap to prevent du ui SB lt X a water leakage
18. Cable Specification The connecting cable being used to connect the indoor unit and outdoor unit should be complied with IEC 60335 1 standard Rubber insulation type HO7RN F approved by HAR or SAA If the supply cable is damaged it must be replaced by a special cable or assembly available from the manufacturer or its service agent A WARNING Make sure that the screws of the terminal are free from looseness 14 8 2 Method to Connect Wiring Pass the power supply wiring and the ground wiring through the wiring through hole into the electrical parts box and secure with the included clamping material after connecting the wires to terminal blocks Terminal Block 1 wiring Terminal Block 2 wiring H 1 A 2 A 3 4 Remove when installing the humidistat locally procured Input from outside Power supply yanng Indoor unit or Ground wiring Multi V outdoor unit Connect the wires to the terminals on the control board individually according to the outdoor unit connection Ensure that the color of the wires of outdoor unit and the terminal No are the same as those of indoor unit respectively SODU IDU INTERNET DRY DRY2 GND 127 Outdoor unit lela e Ventilation unit Power Input WARNING Make sure that the screws of the terminal are free from looseness CAUTION When this ventilation unit is combined with Multi V Plus 2 Series
19. Heat Mode Ventilation 1 Function explanation Set the Humidification for Heat mode of direct expansion ventilation as automatic set ting or manual setting 2 Function control and setting 2 1 Select the humidification for heat mode with inputting the up down button 01 Automatic 02 Manual 2 2 Complete the setting with inputting Setting Cancel button Stop flickering 3 Function performance 3 1 Automatic setting f air conditioner operation mode is set as heat it automatically switches on the humidification 3 2 Manual setting f air conditioner operation mode is set as heat you could turn on the humidification manually When it is set as heat mode even the humidification is on you cannot turn it off manually 3 3 Humidification cancellation In case of the cancellation of heating operation the product is off 3 4 Power failure compensation When power failure compensation receive the automatic manual data from the indoor unit to set the Value JJ lt p o gt lt o Heat Recovery Ventilator with DX Coil 57 eco V 14 Installation 14 9 4 Run the humidifier lt LZ H GXH series only gt 1 Check that the water supply piping is connected securely 2 Open the water supply shut off valve No water will be supplied at this time 3 Run the eco V unit in heating mode See the operating manual includ
20. RD RED BR BROWN BL BLUE BK BLACK A WARNING INFORMATION You need to buy a dedicated circuit separately There is risk of electric shock due to failure or electric leakage Always ground the product OR ORANGE YL YELLOW GN YL GREEN YELLOW can install the product by refering to owner s manual 102 L H Heat Recovery Ventilator with DX Coil 13 9 Fan Performance 9 1 Fan Performance eco V LZ H050GXHO LZ H050GXNO __727 1 C e N v eunsseJd 5 euJ91X3 eunsseJd 5 euJ81X3 400 600 800 1000 200 400 600 800 1000 200 Air flow CMH Air flow rate CMH LZ H080GXHO LZ H080GXNO LTS lI WF 6 ff 2 eunsseJd 5 400 600 800 1000 1200 Air flow rate CMH 200 400 600 800 1000 1200 Air flow rate CMH 200 EE E t8 Es I N O O lt LZ H100GXNO 400 HALE ELLE TET a NE NN WS E N PS mee eunsseJd 5 euJ81X3 eunsseJd 5
21. caused by the blocking oo of intake air filter mmAq Ex External Pressure 10mmAq U Trap 70 A 40mm 20mm Keep the drain pipe short and sloping downwards at a gradient of at least 1 100 to prevent air pockets from forming converging multiple drain pipes install according to the procedure shown below Install a drain trap for each indoor unit Central drain piping 100mm or more Install with a downward slope of at least 1 100 CAUTION Water accumulating in the drain piping can cause the drain to clog o gt lt am pw 5 D gt p 42 _ Heat Recovery Ventilator with DX Coil eco V 14 Installation 14 5 1 Check the drainage Test the drainage by pouring 1000cc of water into the drain pan through the inspection hole by removing the maintenance cover 8 screws or through the outlet duct joint of supply air to room SA Make sure that heat insulation work is executed on the Indoor drain piping and Drain outlet to prevent any possibility water leakage due to dew condensation Duct connecting flange SA Feed Water Maintenance cover Locally procured 3 14 5 2 Install the water supply piping Connect the water supply with strainer other pipes and valves locally procured to the indoor unit as shown in the fi
22. higher value of both cooling and heating Indoor temperature 20 C DB Outdoor temperature 7 CDB 6 C WB 11 In heating operation freezing of the outdoor unit s coil increases 4 Humidifying capacity is based on the following conditions Heating capability decreases and the system goes into defrost operation Cc Indoor temperature 20 C DB 15 C WB Outdoor temperature 7 C DB 6 C WB During defrost operation the fans of the unit continues driving factory setting 5 The operating sound measured at the point 1 5 m below the center of the unit is converted to that mea The purpose of this is to maintain the amount of ventilation and humidifying sured at anechoic chamber built in accordance with the KS 6879 conditions mm The actual operating sound varies depending on the surrounding conditions near running unit s sound 6 Heat Recovery Ventilator with DX Coil eco V 5 Specifications 5 4 Humidifier Humidifier Humidifiertype Natural evaporating type humidifier Porosity plate 120pcs Porosity plate 120pcs Porosity plate 120pcs 60x2pcs 60x2pCs 60x2pcs Supply water pressure kg cm water pressure kg cm 2 Min 5 0 Max Note 1 Feed clean water city water tap water or equivalent Dirty water may clog the valve or cause dirt deposits in the water container resulting in poor humidifier performance Never use any cooling tower water and heating purpose water
23. lt am pw 5 gt oc p 38 _ Heat Recovery Ventilator with DX Coil eco V 14 Installation 14 2 Ceiling dimension and hanging bolt location Installation of Unit Install the unit above the ceiling correctly CASE 1 POSITION OF SUSPENSION BOLT Apply a Flexible duct between the unit and duct to absorb unnecessary vibration 1006 599 lt lt gt EN A lt a Return Air RA 75 Supply Air SA Exhaust Air EA Outdoor 5 1140 1204 ies tu Inspection hatches Unit mm Install the unit leaning to a drainage hole side as a figure for easy water drainage POSITION OF CONSOLE BOLT A place where the unit will be leveled and that can support the weight of the unit place where the unit can withstand its vibration A place where service can be easily performed H Nut E lt Washer Hanger bracket 1 Avoid installing air conditioner in such circumstances where cutting oil mist or iron powder is in suspension in factories etc 2 Avoid places where inflammable gas is generated flows in is stored or vented 3 Avoid places where sulfurous acid gas or corrosi
24. the KS B 6879 conditions The actual operating sound varies depending on the surrounding conditions near running unit s sound reflected sound and so on and is normally higher than this value For operation in a quiet room it is required to take measures to lower the sound 5 Air flow rate can be changed over to low mode or high mode 6 Normal Amp input efficiency depend on the other above conditions 7 The specifications designs and information here are subject to change without notice 8 Temperature exchange efficiency is the higher value of both cooling and heating 9 In heating operation freezing of the outdoor unit s coil increases Heating capability decreases and the system goes into defrost operation During defrost operation the fans of the unit continues driving factory setting The purpose of this is to maintain the amount of ventilation and humidifying gt Heat Recovery Ventilator with DX Coil _ 5 JJ lt p a f O F gt lt o eco V 5 Specifications 5 3 With DX coil amp Humidifier TECHNICAL SPECIFICATIONS LZ H050GXH0 LZ H080GXH0 LZ H100GXH0 Refrigerant Phase 1 1 1 Power Supply Frequency Hz
25. 4 S uu V a F gh nes Total heat Exchanger Ceiling Fixing Bolt user supplied aaa ae eg ee oe R Strainer user supplied Drain valve shut off valve user supplied user supplied Refrigerant piping Gas pipe Water supply 012 7 Flare connection Refrigerant piping Liquid pipe 6 35 Flare connection EA p Dew Exaust air outlet 4 a OA 4 Sloping downwards at a Fresh air outlet Gradient of the 1 100 E Drain pipe Inner diameter 25 4 NAN Feed water pipe 06 35 Flare connection Inspection hatch Duct slope More than 1 30 toward the wall Obtaining of right distance Air return grille m SA mis air Supply air mo air Air supply grille preventing penetration of rain water Unit mm Model A B C LZ HO50GXHO LZ HO80GXHO 1006 LZ H100GXHO 1204 250 gt lt am aio S D gt gt 20 _ Heat Recovery Ventilator with DX Coil eco V 13 Operation 13 1 Introduction 1 Maintenance cover 2 Air Filter Prevents clogging of the Total heat exchanger due to dust 3
26. 6 48 7 0 51 77 51 78 48 6 0 48 66 48 7 0 51 76 50 78 48 6 0 48 66 48 7 0 51 74 50 78 48 60 48 66 48 7 0 51 73 48 78 48 6 6 49 L69 491 72148177 48 760 48 6 6 48 67 5 0 71 47 75 47 N SIN IIO IO ISO IO NIN o o o o o WW W CO Q Q IN N NN N to KO O O O O 5 45 5 5 5 5 gt 01 gt P gt gt gt s Gd oo co co w w O1 01 1 1 O1 P P P gt NIN NIN s Go I 02 02 o o w w o AAA 6 0 48 6 6 4 8 6 6 5 0 7 0 4 7 7 4 TC Total Capacity kW SHC Sensible Heat Capacity kW Note Cooling capacity is based on the following conditions Fan is based on High and Super High Bypass ventilation mode condition o gt lt em lt o
27. 7 Flare connection Exaust air Sloping downwards at a Gradient of the 1 100 23 2 NI L Fresh air 27 Inspection part t Air return grille P L1450 L1600 RA SA Return air Supply air Ns air Air supply grille Duct slope More than 1 30 toward the wall Obtaining of right distance preventing penetration of rain water Unit mm Model A B C LZ H050GXNO LZ HO80GXNO LZ H100GXNO JJ D lt p a gt o gt lt C o Heat Recovery Ventilator with DX Coil 19 eco V 12 Standard Drawing of Installation 12 2 LZ HO50GXHO LZ HO80GXHO LZ H100GXHO Ceiling suspension bolts position Air supply grille user supplied oun return grille user supplied EA s Exaust air outlet Fresh air outlet C x OA Re ee ee ee l ee ee N duct connecting user supplied errem 222 55 22 w Elg Inspection Inspection 2 hatch 1 hatch 1 1 600 150 200 600 lt Maintenance space Air Filter t Cistern Tank Duct normal diameter QC user supplied lt 2 4 49 20 Sud oues
28. X 522 gt Liquid Pipe Damper motor Supply Motor Total Heat Exchanger TH_OA Exhaust Motor EEV Electric Expansion Valve Active Inactive TH DX Temperature sensor in back of DX Coil Temperature sensor for Return Room Air Supply Motor Motor for supply Temperature sensor for Outdoor Air Exhaust Motor Motor for Exhaust TH_ In Temperature sensor for Liquid pipe Damper Motor Synchronous motor for Bypass Damper TH_ Out Temperature sensor for Gas pipe gt lt am pw p D gt p 10 Heat Recovery Ventilator with DX Coil eco V 7 Piping Diagrams 7 2 LZ HO50GXHO LZ HO80GXHO LZ H100GXHO Total Heat Exchanger Humidifier Elements 00000 p Supply water Pipe Float S W Sol v TH_ Out Gas Pipe DX Coil TH_DX S Liquid Pipe TH EEV Damper motor Supply Motor Exhaust Motor Sol v 1 Solenoid valve for water supply Active Inactive Float S W 1 Float switch for water supply Open Short EEV Electric Expansion Valve Active Inactive Supply Motor Motor for supply Exhaust Motor Motor for Exhaust Damper Motor Synchronous motor for Bypass Damper TH_OA TH DX Temperature sensor back of DX Coil Temperature sensor for Return Room Air Temperature senso
29. accessory piping kit or the pipes purchased locally Measure the distance between the indoor and the outdoor unit Cut the pipes a little longer than measured distance Cut the cable 1 5m longer than the pipe length Point down Burrs removal Completely remove all burrs from the cut cross section of pipe tube Put the end of the copper tube pipe to downward direction as you remove burrs in order to avoid to let burrs drop in the tubing Putting nut on Remove flare nuts attached to indoor and outdoor units than put them on pipe tube having completed burr removal Not possible to put them on after flaring work Flaring work Carry out flaring work using dedicated flaring tool for R410A as shown below M TSE 015 88 5 8 1 6 1 8 019 05 gt Firmly hold copper tube in a bar or die as NES Smooth all round Inside is shining without scratches indicated dimension in the table above Improper flaring 1 Yt Y C YO YT Compare the flared work with figure below des Inclined Surface Cracked Uneven If flare is noted to be defective cut off the flared Even length In Ey ness section and do flaring work again all round o gt lt em o 5 D gt d 46 _ Heat Recovery Ventilator with DX Coil eco V 14 Installation 14 7 2 Connecting the pipings to the indoor unit a
30. at exhaust the air without the Total heat exchange Normal method Appropriate for use in spring autumn or in case of the high indoor pollution degree Automatically operates in the optimum ventilation mode by measuring the indoor outdoor air temperature of the ventilation system Automatic Searches the optimum status by operation mode setting temperature of ventilator as well as by indoor outdoor temperature of the ventilation system if linked to Multi V system Only for some models The 88 segment display above is only displayed when it is in direct expansion type ventilation single operation and the air conditioner is stopped Pressing button will change operation mode Pressing the button will convert from Cooling gt Heating gt Automatic Stop Pressing button in ventilation mode changes the strength of wind Pressing the button can select from gt High gt Super High 3 Cooling heating operation selection and the desired temperature can be adjusted in direct expansion type ventilation single operation Refer to the basic operation temperature adjustment for changing desired temperature Heat Recovery Ventilator with DX Coil 27 eco V 13 Operation 13 5 3 Interlinked operation control It can only be used when the air conditioner is interlinked with direct expansion ventilation product I
31. ating hours 10 hours day x 26 days month x 5 month 1 300 hours The cycle is not the same as the warranty period JJ D lt p a gt o gt lt C o Heat Recovery Ventilator with DX Coil _ 37 eco V 14 Installation Head completely then follow step by step 14 1 Selection of the best location Install the ventilator in the location that satisfies the following conditions place shall easily bear a load exceeding four times the indoor unit s weight The place shall be able to inspect the unit as the figure place where the unit shall be leveled place shall allow easy water drainage Suitable dimension is necessary to get a slope to drain as figure The place shall easily connect with the outdoor unit place where the unit is not affected by an electrical noise place where air circulation in the room will be good here should not be any heat source or steam near the unit Front view Unit mm 800 or more Electric parts box Maintenance space Side view minimum hight 0 or more CAUTION In case that the unit is installed near the sea the installation parts may be corroded by salt The installation parts and the unit should be taken appropriate anti corrosion measures gt
32. by arranging the wires neatly and attaching the control box cover firmly When attaching the cover of control box make sure no wires get caught in the edges Pass wiring through the wiring through holes to prevent damage to them Make sure the remote controller wiring the wiring between the units and other electrical wiring do not pass through the same locations outside of the unit separating them by at least 50mm otherwise electrical noise external static could cause mistaken operation or breakage o gt lt em pw S gt p 50 _ Heat Recovery Ventilator with DX Coil eco V 14 Installation 14 8 3 Wiring for the Humidity Regulator Locally Procured lt LZ H GXH series only gt 1 Pass into the electric parts box together with the power wire through the power wiring through hole 2 Remove the short circuit wires 3 and 4 on the TB 2 terminal block and connect the wiring for the humidity regulator 3 Secure with cramping material together with the power wire Wiring specifications Sheathed wire 2 wire 0 75 1 25mm Length MAX 100m External contact specifications Normally closed contact Current tolerance 10mA 0 5A CAUTION f using humidistat install one per ventilation unit Controlling more than one ventilation unit with a single humidity controller may prevent normal humidity operation and cause
33. ding Rapid Reduction of O to Outlet Duct Diameter aire Fe bia 9a ea E Fe GS Fig ica be tes E Ri io Bbw CE gr X wld ele oto oto oto oto ot ote Ho Oe a eee 69 Over 1 30 Fi Insulation material Make sure there Locally procured is no slack in the duct ZzZZZZzZZzZzZzZ Duct connecting flange Aluminum tape Locally procured Aluminum tape Locally procured change of air discharge grill s location should be examined when the cold draft from air discharge grill is feared The fan is driving while defrost operation and the cold air is often blowing JJ D lt p a gt o gt lt o Heat Recovery Ventilator with DX Coil 45 eco V 14 Installation 14 7 Connecting Pipes 14 7 1 Preparation of Piping Main cause of gas leakage is defect in flaring work Carry out correct flaring work in the following procedure Ten Cut the pipes and the cable Use the
34. e the temperature that user want to set Depend on what kind of controller the desired tem perature can be adjusted at 0 5 C or 1 Cooling operation The cooling mode doesn t work if desired temperature is higher than room temperature Please lower the set temperature Heating operation The heating mode doesn t work if set temperature is lower than room temperature Please increase the set temperature For air cooling drive from 18 C to 30 C and for heating drive from 16 C to 30 C you can select desired temperature 5 C is proper for the difference between room and outside temperature Ventilation unit can t make room temperature reach to the set temperature because the air is supplied from outdoor This unit cannot control room temperature If this is needed do not install the ventilation unit alone but rather install another indoor unit re JJ lt lt a o F gt lt o Heat Recovery Ventilator with DX Coil _ 31 o gt lt em pw 5 D gt p eco V 13 Operation 13 7 Maintenance and Service 13 7 1 Handling and Cleaning To prevent function of the ventilator deteriorating clean dust adhered to the air filter and total heat exchanger reg ularly Method to take each part out Air filter Total heat exchan
35. eat Exchanger DX Coil Humidifier Element A CAUTION In case of high outdoor pollution degree like yellow sand please pause the ventilator o gt lt em B pru D gt gt jmd 24 Heat Recovery Ventilator with DX Coil eco V 13 Operation 13 5 Operating Instructions Accessory Name and Function of Remote Controller 6 OPERATION INDICATION SCREEN SET TEMPERATURE BUTTON FAN SPEED BUTTON ON OFF BUTTON OPERATION MODE SELECTION BUTTON 3 WIRELESS REMOTE CONTROLLER RECEIVER Some products don t receive the wireless signals AIR FLOW BUTTON C SUBFUNCTION BUTTON C FUNCTION SETTING BUTTON VENTILATION BUTTON Models PORCVSLO RESERVATION PORC VOLOU B UP DOWN LEFT RIGHT BUTTON Please attach the inform label inside of the door B ROOM TEMPERATURE BUTTON Please choose proper language depend on your x D SETTING CANCEL BUTTON country EXIT BUTTON Some functions may not be operated and displayed depending on the product type Refer to remote controller in order to know detail functions Functions for air conditioner L JJ lt lt a gt lt o Heat Recovery Ventilator with DX Coil _ 25 eco V 13 Operation 13 5 1 Ventilation operat
36. eat Recovery Ventilator with DX Coil eco V 14 Installation 14 9 Field Setting and Test Run 14 9 1 Perform field setting with the remote controller 1 Function Explanation After installation by the installer it performs the function for product setting 2 Setting 1 Function entry 1 1 Input the Function setting button for 3 seconds to enter the installer setting mode 1 2 When entering LCD other than relevant LCD is not appeared ESP value Function code ESP code Function setting button 2 Function operation 2 1 When pressing Function selecting button it follows the sequence specified below 01 Test run 02 Address setting 03 Supply Air ESP 04 Exhaust Air ESP 05 Product Direction 06 Quick refresh priority 07 Master setting 08 Override setting 09 DryContact Auto 10 Release of 3minute delay 11 Zone stats 12 Selecting C or F 13 Humidification for singular ventilation 14 Humidification for Heat Mode Ventilation Functions that are not contained in product do not appear 2 2 Selected item LCD seg flickering it keeps being flickering until set cancel is pressed 2 3 Operation selection wind strength wind direction extra operation ventilation reservation button is inputted it is ignored 3 Function operation and setting 3 1 Setting for each function refer to the details for code 3 2 When setting cancel button is inputted
37. ed with the indoor unit for details on how to run the unit in heating mode The water supply will start and the humidifier will begin operation 4 After starting heating humidifying the sound of the water supply solenoid valve will be heard at intervals of several minutes a clicking sound so listening for that clicking sound let the unit run for 30 minutes to make sure that humidifying operation is normal CAUTION If carpentry work is not completed when a test run is finished tell the customer not to run the humidifier for the protection of indoor unit and eco V until it is completed If the humidifier is run paint particles generated from adhesive and other materials used for carpentry work may cause eco V to get dirty causing splash or leakage of water gt lt em p gt gt 58 _ Heat Recovery Ventilator with DX Coil LG Life s Good P No MFL55028405 LG Electronics Air Conditioner 20 Yeouido dong Yeongdeungpo gu Yeouido P O Box 335 Seoul 150 721 Korea http www lgeaircon com All rights reserved Printed in Korea October 2012 The specifications designs and information in this brochure are subject to change without notice The air conditioners manufactured by LG have received 1509001 certificate for quality assurance and 15014001 certificate for environmental management system
38. eo 9 uonoeuuoo edid pinbi7 19 02 009 X 0071 Sueg 21 0 09 8 yoyey uomnoedsu Ex 19 07 eoueuajure A 015 88 o c B22 0 vL c Er ONX5900LH Z1 gt 21 ssed g ONX50S0H Z1 109 uoisuedxo 10910 105 y Ventilator with DX Coil 8 _ Heat Recover gt Y Imensions D 6 LZ Lt9 AID 9 Heat Recovery Ventilator with DX Coil 0HX900LH7Z1 0HX9080H771 0HX90S0H7Z1 102212 5690 uod JejeM 4 yue JejeM pee 904 015 88 EE ON 520 ueq 7210 edid sec 90 gt edid pinbr 009 X 00 sued 910995 yoyey uonoedsu J8A0 es 9 N 822 bey __ 99 0 ALS jSneux 1 Jodweq ssed Ajddns 109 uoisuedxe 10941 _ 9 Heat Recovery Ventilator with DX Coil eco V 7 Piping Diagrams 7 1 LZ H050GXNO LZ H080GXNO LZ H100GXNO Drain Pipe TH_ Out Gas Pipe DX Coil TH D
39. ger 1 Remove the maintenance cover Put the hands inside of the ceiling from the maintenance cover and pull the maintenance cover up Looser the hinge and detach the maintenance cover 2 Take the air filter out Take the air filter with each contained to the left right downside of the Total heat exchanger CAUTION Take care to ensure that you A could not damage when taking the air filter out since there is a sharp part on it Air Filter 3 Take the Total heat exchanger out Catch the handle and then take the Total heat exchanger 2EA out from the main body vas GE Handle WARNING Turn the breaker off when cleaning the product CAUTION Gloves should be worn when doing the maintenance work 32 Heat Recovery Ventilator with DX Coil eco V 13 Operation 13 7 2 Method to Clean and Replace Each Part 1 Cleaning of Air Filter Clean once every 6 months Clean dirt from the air filter using a vacuum cleaner or wash with Air Filter 8 water y If dirt is conspicuous wash with a neutral detergent in lukewarm gt Cleaner water 2 B After washing with water dry well in the shade Do not expose the air filter to direct sunlight or heat from a fire when drying it If the air filter is damaged purchase it from the service center or pro fessional agent 2 Cleaning of Total Heat Exchanger Suck dusts adhered to the surface of the Total heat excha
40. gure at below Water supply piping Duct connecting flange SA with strainer Locally procured K Cap a Locally procured a OQ Ke Water supply shut off A Y valve x 7 Drain valve Locally procured Water supply pipe Locally procured Locally procured CAUTION When installing the water supply piping wash the pipes with tap water so that all dirt is removed from them or install a drain valve somewhere along the piping and drain the pipes thoroughly until the water flowing through them is clear Make sure no cutting oils or detergents get into the pipes JJ D lt lt p a gt o gt lt o Heat Recovery Ventilator with DX Coil 43 eco V 14 Installation 14 5 3 Insulate all piping that passes indoors After checking that the drain piping connections do no leakage insulate them using the insulation Tighten with a clamp material Wrap the drain piping with insulation to prevent condensation from forming gt Tie wrap Locally procured SA Insulation for drain piping CAUTION When installing the water supply piping wash the pipes with tap water so that all dirt is removed from them or install a drain valve somewhere along the piping and drain the pipes thoroughly until the water flowing through them is clear Make sure no cutting oils or detergents get into the pi
41. ing scene and ventilation operating method This unit s remote controller can be installed with two types Single Operation amp Interlinked Operation Single Operation Interlinked Operation Air conditioner DE indoor unit irec Direct Direct Expansion Ventilation Ventilation Ventilation Wired Remote Controller Wired Remote Controller N Connecting wires is the same as air conditioner user manual Refer to page about Group control o o gt lt em D gt gt oc k 26 _ Heat Recovery Ventilator with Coil eco V 13 Operation 13 5 2 Single operation control Pressing It performs ventilation operation with cooling or heating at the same time using the heat exchanger inside the direct expansion type ventilation product pol Direct expansion type ventilation single operation 1 9 button on the remote controller It displays as the figure right side in the direct expansion type ventilation single operation 2 Pressing s mode Pressing the button converts from Heat exchange gt Normal gt Automatic mode Display Mode that supply exhaust air via Total heat exchanger Appropriate for use in summer winter when temperature difference between indoor outdoor air is severe Mode th
42. ion connection 12 7 12 7 12 7 Water T Diameter 6 35 6 35 6 35 Drain Outer diameter 25 4 Heat Super high A 1 5 2 5 3 6 Exchange Bun mode Low A 1 0 1 5 2 3 Super high A 1 5 2 5 3 6 RLA s M A 13 2 0 3 2 1 0 1 5 2 3 Refrigerant control Electronic expansion valve Insulation material Self extinguishable urethane foam Heat exchange system Air to air cross flow total heat sensible latent heat exchange Heat exchange element E Air Filter Multidirectional fibrous fleeces Connection duct diameter mm 250 250 250 5 Operation mode Heat exchange mode Bypass mode Auto mode pw Notes reflected sound and so on and is normally higher than this value 1 Cooling and heating capacities are based on the following conditions For operation in a quiet room it is required to take measures to lower the sound Fan is based on High and Super high The figures in the parenthesis indicate the heat reclaimed from the 6 Air flow rate can be changed over to low mode or high mode heat recovery ventilator 7 Normal input efficiency depend on the other above conditions gt 2 Cooling Capacity Test condition 8 In case of holding full water in humidifier o Indoor temperature 27 C DB 19 C WB Outdoor temperature 35 C DB 9 The specifications designs and information here are subject to change without notice 3 Heating Capacity Test condition 10 Temperature exchange efficiency is the
43. it is set and Seg flickering stops 4 Function End 4 1 After 26 seconds without any input of relevant button However if relevant button function setting up down right light button setting cancel is inputted it lasts for 25 seconds 4 2 Exit button JJ o lt gt F a Ey gt lt Heat Recovery Ventilator with DX Coil 53 eco V 14 Installation 14 9 2 ESP setting value External Static Pressure Model Mode Pa in wg 50 0 2 100 0 4 150 0 6 200 0 8 SA 90 100 110 124 EA 90 100 110 122 SA 90 100 110 124 LZ HO50GXNO High 5G 00 10 55 96 106 118 90 106 116 122 136 114 128 122 138 LZ HO80GXNO 11 116 128 134 106 116 128 134 140 126 136 134 140 LZ H100GXNO 5 122 136 114 130 106 116 128 100 110 122 106 116 128 LZ HO50GXHO AG 98 110 120 90 106 116 130 140 116 128 130 140 LZ H080GXHO 116 117 130 134 106 116 130 138 126 138 114 130 140 gt lt em pw D gt oc p 54 Heat Recovery Ventilator with DX Coil eco V 14 Installation 14 9 3 Installer Setting Code and Value Table e i Pr jim 01 Test run setting Address General DX 00
44. maintenance cover Fix the cover to the right hinge and fix it to the left side A nameplate is adhered toward the reading direction A WARNING Turn the breaker off when cleaning the product A CAUTION Gloves should be worn when doing the maintenance work o gt lt am 5 gt oc d 34 _ Heat Recovery Ventilator with DX Coil eco V 13 Operation 13 7 4 Replacement of the Humidifier 1 Remove the maintenance cover Loosen the screw 8EA and detach the maintenance cover Maintenance 2 Prepare to replace the Humidifier Uncork the Drain Cap to drain the remaining water Screw in the feed cistern Lid of feed Loosen the screw SEA and detach the lid of _ cistern feed cistern Drain Cap e Loosen the screw 1EA and Detach the clamp 9 3 Pull out the Humidifier 2EA Uncork the Drain Cap to drain the remaining water in the feed cistern Loosen the screw SEA and detach the lid of feed Al cistern e Loosen the screw 1EA and Detach the clamp Humidifier 4 Insert the new Humidifier 2 Confirm that the edge of top panel of humidifier element has been hooked securely on the rail And assemble the clamp rid of cistern and drain cap
45. n explanation Set the Override condition by setting the Mode Master Slave of indoor unit 2 Function control and setting 2 1 Set the Master Slave value with inputting the up down button 00 Slave 01 Master 2 2 Complete the setting with inputting Setting Cancel button 3 Operation wired remote control after Slave setting 3 1 When changing operation mode of wired remote control connected to Mode Slave it only can change to cycle operation mode ex Outdoor unit cooling Among wired remote control dehumidification mode when inputting Operation Mode Selection button indicating HL it goes back to dehumidification mode If you input it again it changes to Artificial intelligence mode Mode Master Mode Slave Mode Slave Mode Slave Outdoor unit Remote Remote Remote Controller Controller Controller Controller lt Override connecting Scene gt o gt lt em 5 D gt gt 56 _ Heat Recovery Ventilator with DX Coil eco V 14 Installation 6 Zone Stats 1 Function explanation Set the wind strength option of indoor unit as Variable or fixed 2 Function control and setting 2 1 Select the wind strength option value with inputting the up down button 01 Variable 02 Fixed 2 2 Complete the setting with inputting Setting Cancel button Send setting data to indoor unit 3t when selecting wind
46. n its productive life 2 Contact your dealer if you have any questions NOTICE This note is only applied to model that there is humidity function When humidifying fails the remote controller does not display any error code just twinkle the icon of Humidification for 30 minutes and disappeared Usage under that status will lead to insufficient humidification and increased tap water consumption The solenoid valve and float switch should be checked at the beginning of heating season o gt lt am 5 D gt 36 _ Heat Recovery Ventilator with DX Coil eco V 13 Operation 13 8 3 Maintenance Cycle Recommended maintenance cycle of each part Inspection cycle Name of Part Cleaning cycle Replacement Cycle This table indicates main parts See the maintenance and inspection contract for details This maintenance cycle indicates recommended lengths of time until the need arises for maintenance work in order to ensure the product is operational as long as possible Use for appropriate maintenance design budgeting maintenance and inspection fees etc Life of humidifier element is about 3 years 4 000 hours under the supply water conditions of hardness 150mgll Life of humidifier element is about 1 year 1 500 hours under the supply water conditions of hardness 400mg l Annual oper
47. nd drain hose to drain pipe Align the center of the pipings and sufficiently tighten the flare nut by hand Tighten the flare nut with a wrench Outside diameter mm inch kg m 26 35 1 4 1 8525 Indoor unit tubing Flare nut Pipings 3 8 3 4 4 2 1 2 5 56 6 5 8 6 6 8 2 34 When extending the drain hose at the indoor unit install the drain pipe Spanner fixed Flare nut Indoor unit drain hose Adhesive Vinyl tape narrow 14 7 3 Insulation Others THERMAL INSULATION All thermal insulation must comply with local requirement Insulate the joint and tubes completely Thermal insulator for refrigerant pipe Local supply Thermal insulator for piping Local supply Union for liquid pipe Refrigerant pipe and thermal insulator Local supply A Hose crip for thermal insulator Local supply Thermal insulator for refrigerant pipe insulator for piping Local supply Hose crip for thermal insulator Local supply Union for gas pipe Make sure that there is no clearance here Overlap with thermal JJ lt lt p a gt o gt lt o Heat Recovery Ventilator with DX Coil 47 eco V 14 Installation 14 8 Wiring Connection 14 8 1 Electrical Wiring Perform the electrical wiring work according to the electrical wiring connecti
48. nded periods of time 2 Due to the possibility of oxygen deficiency ventilate the room when used together with stoves or other heating devices 3 Do not use this ventilator for non specified special purposes e g preserving precision devices food pets plants and art objects Such usage could damage the items 4 This unit cannot control room temperature If this is needed do not install the ventilation unit alone but rather install another indoor unit 13 2 3 Cleaning and maintenance 1 Do not touch the metal parts of the unit when removing the filter Injuries can occur when handling sharp metal edges 2 Do not use water to clean inside the ventilator Exposure to water can destroy the insulation leading to possible electric shock 3 When cleaning the unit first make sure that the power and breaker are turned off The fan rotates at a very high speed during operation There is a possibility of injury if the unit s power is accidentally triggered on while clean ing inner parts of the unit 13 2 4 Service For repair and maintenance contact your authorized service dealer gt lt em D gt oc gd 22 Heat Recovery Ventilator with DX Coil eco V 13 Operation 13 3 Electrical Safety A WARNING This appliance must be properly grounded To minimize the risk of electric shock you must always plug into a grounded outlet
49. nger with a cleaner Use the cleaner that attached to brush at its nozzle and use a soft brush Do not use a hard nozzle on the cleaner Otherwise surface of the Total heat exchanger may be damaged Never wash the Total heat exchanger with water Replacement expenses are for a consideration after 2 years from the purchasing date Expenses are for a consideration when you will contact the service center even within 2 years from the purchasing date For service always contact the dealer or an Authorized Service Center Air Filter Total Heat Exchnger JJ D lt p a gt o gt lt o Heat Recovery Ventilator with DX Coil _ 33 eco V 13 Operation 13 7 3 Assembly and Check after Maintenance 1 Assembly of Total heat exchanger Total Heat Securely put the corner parts 4 or 6 parts of the Total heat exchanger into the holder for assembly and slide them into the inside of the main body Assemble the air filter into the holder structure Holder for Total Heat Exchanger 2 Assembly of air filter Assemble the air filter into the holder structure of the Total heat exchanger Take care to ensure that surface of the Total heat exchanger could not be damaged Dusts adhered to the Total heat exchanger may cause deterioration of Air volume Air Filter 3 Assembly of
50. nockouts shall be provided for unit electrical power and piping connections Panels shall be fastened by screws Heat Exchanger Element The heat exchanger element shall be assembled without moving parts for higher durability and reliability The material is flame retardant for safety The supply air passage and the exhaust air passage are arranged in right angle the prevent the supply and exhaust air from getting mixed Fan Motor The fan motors shall be of permanently lubricated type with internal thermal protection as standard The shaft shall be protected against rusting The fan motors shall be resilient mounted to minimize vibration and noise All fans shall be statically and dynamically balanced for quiet operation Filters Filters shall be easily accessible from the side of the unit Filters shall be fabricated from synthetic media and shall be of washable type Controls Wired control shall be available as standard The controls shall be microprocessor based and provide for a user interface Humidifier Element Utilizing the principle of capillary action water is permeated throughout the humidifier element The heated air from the DX Coil goes through the humidifier element and absorbs the moisture Humidifier element is consist of porosity plates DX Coil Direct Expansion Coil Coils shall be constructed of cooper tube and aluminum fins Fins shall be bonded to the tubing and pressure and leak tested at the factory at 450p
51. nterlinked Operation with Direct Expansion Ventilation Press button on the remote controller It is used only when air conditioner and the ventilation product are interlinked Interlinked operation displayed on the remote controller display Press Ventilation button on the wired remote controller and enter Ventilation control mode to check the operation of ventilation product Air conditioner mode Ventilation mode To convert back to air conditioner mode press Ventilation button at the ventilation mode f no button pressed for 15 seconds or more at ventilation mode it automatically converts back to air conditioner mode Ventilation product represent general ventilation product and direct expansion ventilation product Pressing button in ventilation mode starts ventilation Pressing button in ventilation mode will change the ventilation mode Every time the button is pressed it changes from Heat exchange Normal Automatic The display on the remote controller displays only when it is in ventilation mode and when it converts to air conditioner mode it displays the desired temperature Pressing m button in ventilation mode changes the strength of wind Pressing the button can select from Low High Super High Changing back to air conditioner mode 1 Automatic Conversion when no button is pressed for 15 seconds or longer it automatically c
52. on All wiring must comply with local requirements Select a power source that is capable of supplying the current required by the ventilator Use a recognized ELCB Electric Leakage Circuit Breaker between the power source and the unit A disconnection device to adequately disconnect all supply lines must be fitted Ventilation nit Model of circuit breaker recommended by authorized personnel only Main power source mM GNME NE 2 i 3i 24 MCA Min Circuit Amps MOP Maximum Over current Protection kW Fan Motor Rated Output kW FLA Full Load Amps Wire Specification Power Cable Specification The power cord connected to the outdoor unit should be complied with IEC 60245 or HD 22 4 54 insulated cord type 60245 IEC 66 or HO7RN F Precautions when laying power wiring Use round pressure terminals for connections to the power terminal block Power wire Round pressure terminal When none are available follow the instructions below Do not connect wiring of different 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 o gt lt em o 5 D gt d 48 Recovery Ventilator with DX Coil eco V 14 Installation Connecting
53. onverts back to air conditioner mode 2 Manual Conversion Pressing button in ventilation mode will manually convert o gt lt am i o pw p gt p I 28 Heat Recovery Ventilator with DX Coil ecu V 13 Operation 13 6 Additional Function 13 6 1 Fast Energy saving ventilation mode It is a function to operate ventilation function more efficiently through the ventilation additional functions fast energy saving settings Fast ventilates fast Press button in ventilation mode It converts in the order of Fast gt Energy saving in ventilation mode Fast is blinking on the display and pressing button will stabilize Fast icon and the function is set VENTILATION VENTILATION E FAN SPEED SUB FUNC FAN SPEED X H FAST 3 Pressing button will exit the settings Press button in ventilation mode t converts in the order of Energy saving in ventilation mode Energy Saving is blinking on the display and pressing button will stabilize Energy Saving icon and the function is set m 3 H Pressing button will exit the settings General ventilation and direct expansion ventilation have the same additional functions lt Ventilation Heater Humidifier additional function settings are the same as air conditioner 1
54. pes gt lt em pru S D gt gt bm 44 Recovery Ventilator with DX Coil eco V 14 Installation 14 6 Duct Connection After securely connect the duct with the duct connection flange wrap it with a commercial aluminium tape so that air cannot be leaked Adjust the duct from the ceiling so that no force is applied to the main body of the ventilation system Always use two ducts at the outdoor with the heat insulating material for prevention of dewing Outdoor duct slop More than 1 30 toward the wall Obtaining of right distance preventing penetration of rain water CAUTION Check that there are no foreign materials Take care so that work may not be performed paper vinyl etc or cutoff powders in the as in the left figure Otherwise it may cause duct before connecting the duct reduction of air volume or abnormal noise Take care so that shock may not be applied Heat Insulating Material Aluminium to the damper plate within the main body when performing the duct connection work It is recommended to perform adiabatic treatment even to the duct pipe at the indoor side where ambient temperature is expected Duct to OA when the main body of the ventilation system for cooling in summer Main Body Duct Connection Flange SQ WO Rapid Bending Excessive Bending Too Close Ben
55. pw S gt p L 16 _ Heat Recovery Ventilator with DX Coil eco V 10 Capacity Tables 10 2 Heating Indoor Unit Outdoor Temp C Coil inlet air temp C Oimetairtemp 9 Model oed Lr we 447 150 29 29 831 26 130 50 30 32 35 gt LZ H050GX 0 00 07 39 4 4 42 42 70 45 48 22 4t 42 42 90 79 46 43 42 41 42 40 98 47 43 42 41 42 40 130 47 42 41 42 38 447 50 42 48 49 54 426 aso 44 50 53 56 LZ HO80GX 0 07 57 57 59 59 59 57 50 41 63 60 61 59 61 57 65 63 617 59 57 80 79 67 63 61 59 64 57 68 63 61 59 61 58 130 69 63 61 59 61 59 7150 i37 69 63 61 59 61 59 447 54 54 59 59 62 426 130 53 5 61 61 64 63 66 64 7 7 95 100 57 55 63 63 68 66 85 91 57 57 65 65 68 66 et es es 5s 68 68 71 69 LZ H100GX 0 37 64 64 70 70 69 TC Total Capacity kW SHC Sensible Heat Capacity kW Note Heating capacit
56. r for Outdoor Air TH_ In Temperature sensor for Liquid pipe Out Temperature sensor for Gas pipe Heat Recovery Ventilator with DX Coil _ 11 JJ lt p mp o gt lt o eco V 8 Wiring Diagrams 8 1 LZ HO50GXNO LZ H080GXNO LZ H100GXNO CN MOTOR IN FUSE 250V T3 15A ND j CN_POWER 9 CN MOTOR2 MAIN MOTORI FUSE 250V 15 CN DAMPER CN_DAMPER EA UNI T POWER INPUT 220 240 50 60Hz PHASE lt Note gt WARNING RED There is risk of electric shock due to failure BR BROWN or electric leakage BL BLUE BK BLACK OR ORANGE You can install the product by refering YL YELLOW to owner s manual GN YL GREEN YELLOW Always ground the product o gt lt am o pw S gt gt p L 12 Heat Recovery Ventilator with DX Coil ecu V 8 Wiring Diagrams 8 2 LZ HO50GXHO LZ HO80GXHO LZ H100GXHO CN MOTORI CIN FUSE 250V T3 15A NY 9 _ CN_POWER MAIN dud A MOTORI BYPASS DAMPER CN_ROOM CN_VM CN_FLOAT bi ex ripesin VALVE SOLENOID edi CN PIPE OUT _ DIP SWITCH POWER INPUT 220V 240V 50 60Hz PHASE lt Note gt
57. sig G The condensate drain pan shall be constructed of pow der coated galvanized iron o gt lt em pw gt cc p 4 Heat Recovery Ventilator with DX Coil eco V 5 Specifications 5 2 With DX coil TECHNICAL SPECIFICATIONS LZ H050GXNO LZ H080GXNO LZ H100GXNO Refrigerant R410A Phase 1 1 1 Power Supply Frequenc Hz 50 60 50 60 50 60 Dimensions Height x Width x Depth mm 365 x 1 667 x 1 140 365 x 1 667 x 1 140 365 x 1 667 x 1 140 Fresh air Cooling Note 2 kW 4 93 1 23 7 46 1 84 9 12 2 53 conditioning load Heating Note 3 kW 6 73 2 53 9 80 3 68 11 72 4 32 Heat exchange High kW 0 20 0 35 0 42 Power input mode Low kW 0 15 0 25 0 27 Super high 0 25 0 42 0 48 BH 04 moge 0 15 0 25 0 27 Casing Material Galvanized steel plate Weight 98 98 98 Heat Super high CMH 500 800 1 000 exchange High CMH 500 800 1 000 Air flow rate M Note 5 Bypass High mode ow External Super high static High pressure Motor Quantity Temperature exchange efficiency Low Super high Cooling High Enthalpy exchange Low efficiency Super high Heating High Operation Range Outdoor air Temperature 15 45 15 45
58. strength as fixed ESP is not changeable 7 Selecting Celsius or Fahrenheit 1 Function explanation Control the temperature control unit by changing it Celsius lt gt Fahrenheit only set for export wired remote control 2 Function control and setting 2 1 Select the Celsius or Fahrenheit with inputting the up down button 00 Celsius 01 Fahrenheit F 2 2 Complete the setting with inputting Setting Cancel button Send setting date to indoor unit Save the Celsius Fahrenheit at EEPROM 8 Humidification for Singlar Ventilation 1 Function Explanation Set the power supply to humidification When operating Singular ventilation of Direct Expansion or General Ventilation unit 2 Function control and setting 2 1 Select the Humidification for Singular Ventilation with inputting the up down button 00 Not in use 01 Use 2 2 Complete the setting with inputting Setting Cancel button Stop filckering 3 Function Performance 3 1 When Humidification for ventilation is set In case of connection with General Ventilation When operation is On you can control the humidification In case of connection with Direct Expansion Ventilation When ventilation is operated only you can con trol the humidification When operating DX Coil impossible to control humidification 3 2 When Ventilation humidification function is not set When operating only ventilation impossible to control humidification 9 Humidification for
59. ve gas is generated 4 Avoid places near high frequency generators JJ D lt p a gt o gt lt o Heat Recovery Ventilator with DX Coil 39 eco V 14 Installation 14 3 Install the fixing bolts e Select and mark the position for fixing bolts Insert the set anchor and washer onto the Drill the hole for set anchor on the face of ceiling suspension bolts for locking the suspension bolts on the ceiling Mount the suspension bolts to the set anchor firmly Secure the installation plates onto the suspension bolts adjust level roughly using nuts washers and spring washers Old building New building DSet anchor Ro washer Spring washer Nut 5 Suspension bolts CAUTION Tighten the nut and bolt to prevent unit falling gt lt em S gt gt 40 _ Heat Recovery Ventilator with DX Coil eco V 14 Installation 14 4 Method of Installation Attach the hanger bracket to the suspension bolt Be sure to fix it securely by using nuts and washers locally procured from the upper and lower sides of the hanger bracket Install the unit after checking the indoor SA RA and outdoor EA OA in accordance with the figure duct direction label
60. water leakage etc JJ D lt p a gt o gt lt o Heat Recovery Ventilator with DX Coil 51 eco V 14 Installation 14 8 4 Wiring Example This unit can be used as part of the combined operation system used together with indoor units Multi V system air conditioners or as an independent system for processing outside air PI 485 should be connected for operating Eco V Unit only except Eco V Models with DX coil Combined operation system with Multi V system connected with ventilation units and stan dard indoor units in a single refrigerant circuit LGAP Network System ee Communication line Combined operated system A CAUTION When this ventilation unit is combined with Multi V Plus 2 Series sometimes the system does not cooling operate for self protection in low ambient temperature when the capacity of IDU which is connected to venti lation unit is less than or equal to 10 of total capacity of all IDUs In this case the capacity of the IDU con nected to ventilation unit should be higher than 10 of total capacity of all IDUs lt Independent system connected only with a ventilation unit in a single refrigerant circuit gt o eo gt lt S gt ab lt b Communication line qe lt b 52 H
61. y is based on the following conditions m m JJ D lt lt 5 F Fan is based on High and Super High gt gt lt Heat Recovery Ventilator with DX _ 17 eco V 11 Sound Level 11 1 Overall Sound Level Ceiling Board E nd Levels dB E NE NINE 3 35 41 38 36 LZ H050GXNO Octave Band Sound Pressure Level dB re 20uPa Octave Band Sound Pressure Level dB 20uPa Approximate Hearing Threshold Approximate Hearing Threshold Note 1 Operating conditions Power source Single phase 50Hz 230V Ventilation mode Total heat exchange 2 Measuring place Operation noise is measured in an anechoic chamber operation noise level becomes greater than this value depending on the opera tion conditions reflected sound and peripheral noise Operation noise differs with operation and ambient conditions 5 Super high H high L low 3 Operation noise differs with operation and ambient conditions LZ H080GXNO LZ H100GXNO 80 70 60 Octave Band Sound Pressure Level dB re 20uPa Approximate Hearing Threshold NC 15 6 63 125 250 500 1000 2000 4000 8000 Octave Band Center Frequency Hz LZ H050GXHO Octave Band Sound Pressure Level dB 20uPa Octave Band Sound Pressure Level dB 20uPa

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