LG Multi V PRHR023 Скачать руководство пользователя страница 7

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FEATURES

ENGLISH

FEATURES

Control Box

Connection Pipe
(to outdoor unit)

Connection Pipe
(to indoor unit)

Model

Max. Connectable No. of Indoor Units

Max. Connectable No. of Indoor Units of a branch

Nominal Input

Cooling [W]

Heating [W]

Net. Weight

lbs

Dimensions
(WxHxD)

Inch

Casing

Connecting
Pipes

Indoor side

Liquid Pipe [mm]

Gas Pipe [mm]

Outdoor side

Liquid [mm]

Low Pressure

[mm]

High Pressure

[mm]

Sound Absorbing Insulation Material

Current

Minimum circuit Amps(MCA)

Maximum fuse Amps(MFA)

Power Supply

PRHR023

PRHR033

PRHR043

39.8

37.2

14.9

16.7

18.2

32.8

36.8

40.1

786 X 218 X 657

30.9 X 8.6 X 25.9

Galvanized steel plate

Ø 9.52 – Ø 6.35

Ø 15.88 – Ø 12.7

Ø 9.52

Ø 12.7

Ø 15.88

Ø 22.2

Ø 28.58

Ø 19.05

Ø 22.2

Polyethylene Foam

0.17

220-240 V~ 50/60 Hz

Содержание Multi V PRHR023

Страница 1: ... Representative 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 PRHR083 PRHR063 PRHR043 PRHR033 PRHR023 Heat Recovery Unit Original instruction Copyright 2017 2019 LG Electronics Inc All Rights Reserved...

Страница 2: ...conditioner is used for many hours Clean the air filter once every 2 weeks Dust and impurities collected in the air filter may block the air flow or weaken the cooling dehumidifying functions For your records Staple your receipt to this page in case you need it to prove the date of purchase or for warranty purposes Write the model number and the serial number here Model number Serial number You ca...

Страница 3: ...is intended for use by a qualified service technician familiar with safety procedures and equipped with the proper tools and test instruments Failure to carefully read and follow all instructions in this manual can result in equipment malfunction property damage personal injury and or death WARNING Have all electric work done by a licensed electrician according to Electric Facility Engineering Sta...

Страница 4: ... the correctly rated breaker or fuse There is risk of fire or electric shock Do not damage or use an unspecified power cord There is risk of fire electric shock explosion or injury Do not touch the power switch with wet hands There is risk of fire electric shock explosion or injury Securely install the cover of control box and the panel If the cover and panel are not installed securely dust or wat...

Страница 5: ...uct Low refrigerant levels may cause failure of product Keep level even when installing the product To avoid vibration or water leakage This appliance is not intended for use by persons including children with reduced physical sensory or mental capabilities or lack of experience and knowledge unless they have been given supervision or instruction concerning use of the appliance by a person respons...

Страница 6: ...NS 7 FEATURES 9 INSTALLATION PART 10 INSTALLATION 10 Selection of the best location 10 Dimensional drawings 13 HR Unit Installation 16 Insulation 17 Wiring Connection 18 HR Unit PCB 19 Setup the switch of HR Unit 26 COIL EXCHANGING METHOD 27 JOINT METHOD OF HR UNIT TABLE OF CONTENTS ...

Страница 7: ... Casing Connecting Pipes Indoor side Liquid Pipe mm Gas Pipe mm Outdoor side Liquid mm Low Pressure mm High Pressure mm Sound Absorbing Insulation Material Current Minimum circuit Amps MCA Maximum fuse Amps MFA Power Supply PRHR023 PRHR033 PRHR043 16 24 32 8 8 8 39 8 37 2 14 9 16 7 18 2 32 8 36 8 40 1 786 X 218 X 657 30 9 X 8 6 X 25 9 Galvanized steel plate Ø 9 52 Ø 6 35 Ø 15 88 Ø 12 7 Ø 9 52 Ø 12...

Страница 8: ... lbs Dimensions WxHxD mm Inch Casing Connecting Pipes Indoor side Liquid Pipe mm Gas Pipe mm Outdoor side Liquid mm Low Pressure mm High Pressure mm Sound Absorbing Insulation Material Current Minimum circuit Amps MCA Maximum fuse Amps MFA Power Supply PRHR063 PRHR083 48 64 8 8 75 9 72 1 27 2 30 7 60 67 7 1 113 X 218 X 657 43 8 X 8 6 X 25 9 Galvanized steel plate Ø 9 52 Ø 6 35 Ø 15 88 Ø 12 7 Ø 15 ...

Страница 9: ...ipe HR unit reducer PRHR023 OD 22 2 7 8 Ø 19 05 3 4 Ø 15 88 5 8 OD 19 05 3 4 Ø 15 88 5 8 OD 12 7 1 2 Ø 9 52 3 8 Ø 12 7 1 2 OD 22 2 7 8 Ø 19 05 3 4 Ø 15 88 5 8 OD 15 88 5 8 Ø 12 7 1 2 OD 12 7 1 2 Ø 9 52 3 8 PRHR033 PRHR043 PRHR063 PRHR083 OD 19 05 3 4 Ø 15 88 5 8 OD 28 58 1 1 8 Ø 22 2 7 8 Ø 19 05 3 4 OD 15 88 5 8 Ø 12 7 1 2 Ø 9 52 3 8 OD 15 88 5 8 Ø 12 7 1 2 Ø 6 35 1 4 OD 9 52 3 8 Unit mm inch ...

Страница 10: ...g vapor spray or high frequency electric noise is expected Install the unit at a place in which it is not affected by operation noise Installation within cell such as meeting room etc may disturb business due to noise Place where refrigerant piping drain piping and electrical wiring works are easy Dimensional drawings 300 more 300 more 300 more 450 more Servicing space Servicing space Servicing sp...

Страница 11: ...50 more Servicing space Servicing space Servicing space Servicing space 100 more Serviceing space 7 311 809 793 160 160 218 165 1 2 3 100 more Serviceing space 19 55 389 92 176 147 126 5 4 6 540 Inspection door servicing space 800 Unit mm PRHR063 PRHR083 ...

Страница 12: ...g connection In case of PRHR033 use Ø 9 52 Brazing connection 4 Indoor unit Gas pipe connection port Ø 15 88 Ø 12 7 Brazing connection Ø 15 88 Ø 12 7 Brazing connection 5 Indoor unit Liquid pipe connection port Ø 9 52 Ø6 35 Brazing connection Ø 9 52 Ø 6 35 Brazing connection 6 Control box 7 Hanger metal Suspension bolt M10 or M8 Suspension bolt M10 or M8 NOTE Be sure to install the inspection door...

Страница 13: ...lts Old building New building WARNING Tighten the nut and bolt to prevent unit falling 1 Using an insert hole in anchor hang the suspension bolt 2 Install a six sided nut and a flat washer locally procured to the suspension bolt as shown in the figure in the bottom and fit the main unit to hang on the hanger metal 3 After checking with a level that the unit is level tighten the hexagon nut The til...

Страница 14: ...ly packing part of valve Wrap the valve with a wet towel when brazing it WARNING Before brazing work remove gas in the HR Unit by cutting the three pipes in the small circles on the figure If not it may cause injuries Remove the caps before connecting pipes Ceiling Top side Top side Top side Gas pipe Ø 15 88 Ø 12 7 Liquid pipe Ø 9 52 Ø 6 35 Brazing Type Liquid pipe High pressure gas pipe Low press...

Страница 15: ... wire this system Do not supply power to the unit until all wiring and tubing are completed or reconnected and checked Highly dangerous electrical voltages are used in this system Carefully refer to the wiring diagram and these instructions when wiring Improper connections and inadequate grounding can cause accidental injury or death Ground the unit following local electrical codes Connect all wir...

Страница 16: ...requirement Overlap with thermal insulator for piping Make sure that there is no Thermal insulator for refrigerant pipe Local supply clearance here Refrigerant pipe Local supply Thermal insulator for refrigerant pipe Local supply Not connected pipe Always seal up the tip of unused pipe by brazing Thermal insulator for refrigerant pipe Local supply Make sure that there is no clearance here ...

Страница 17: ...Outdoor Unit HR Unit L L1 N L2 Terminal Block HR Unit A B HR UNIT POWER SUPPLY 220 240 V 50 60 Hz COMMUNICATION LINE HRU ODU SODU B SODU A IDU B IDU A CEN B CEN A DRY1 DRY2 GND 12V Lock nut Conduit L L1 N L2 Power Supply High Voltage 220 240 V A B Communi cation WARNING Loose wiring may cause the terminal to overheat or result in unit malfunction A fire hazard may also exist Therefore be sure all ...

Страница 18: ... 8 High Low from top Branch 5 6 High Low from top 7 SEG Main PCB 2 EA same P No 7 SEG Liquid Bypass Valve SW02E Use only SW No 5 SW01E Branch 5 8 from SW No 1 SW01C SW01D SW01C SW02B SW01B SW02E SW01E Branch 1 4 from SW No 1 Branch No Main PCB Master Main PCB Slave HR Unit PCB Number from left in sequence for less than 8 branch model PRHR043 PRHR033 PRHR023 Master Only ...

Страница 19: ...setting ON No 8 Use only in factory production preset to OFF SW Function DIP SW SW02E 8pin DIP SW Selection of the method for pipe detection Selection of Master Slave Main PCB Setting the Zoning Control Selection of the No of connected branches SW01E 4pin DIP SW Selection of the valve to address Rotary SW 0 SW01D Left Selection of the Valve Group Control SW01C Right Manual addressing of zoning ind...

Страница 20: ...Slave Main PCB except No 5 Slave Slave 1 Selection of the method for pipe detection of an HR unit Auto Manual Auto Manual Master Master Switch No 1 Off Switch No 1 On 2 Selection of Master Slave Main PCB Master Slave Switch No 5 Off Switch No 5 On Master Only ...

Страница 21: ...Connected 6 branch Connected 3 branches Connected 7 branch Connected 4 branches Connected 8 branch Connected WARNING If you want to use a Model for No of using branch es HR Unit after closing the Closing pipe No set the DIP switch for No of using branch es HR Unit Ex If you want to use a PRHR083 for 4 branches HR Unit after closing the 5 8th pipes set the DIP switch for 4 branches HR Unit Master O...

Страница 22: ... D 28 58 I D 12 7 I D 12 7 I D 12 7 74 332 321 I D 6 35 I D 6 35 I D 9 52 3 8 I D 9 52 I D 9 52 I D 15 88 I D 12 7 I D 12 7 70 I D 25 4 110 I D 19 05 I D 19 05 2 3 2 3 O D 15 88 444 421 96 I D 15 88 I D 22 2 I D 22 2 I D 22 2 O D 15 88 I D 19 05 I D 9 52 h Y branch pipe Unit mm inch Valve Group SW01D Setting Valve Group SW01D Setting Not control 0 No 5 6 7 8 Valve Control 8 No 1 2 Valve Control 1 ...

Страница 23: ...S W and push S W for Manual pipe detection Set the address of the valve of the HR unit to the central control address of the connected indoor unit SW01E selection of the valve to address SW02B increase in the digit of 10 of valve address SW01B increase in the last digit of valve address SW01C Manual addressing of zoning indoor units use for Zoning setting Prerequisite for Manual pipe detection cen...

Страница 24: ...crease in the last digit of valve address SW01C 0 SW01C Manual addressing of zoning indoor units Use for Zoning setting SW01E SW01E SW 1 On Select Valve 1 Master ON OFF SW02B SW01B Input the central control address of Indoor unit Master SW01E SW 1 Off Finish Valve 1 Master ON OFF SW01E SW 2 On Select Valve 6 Slave ON OFF SW02B SW01B Input the central control address of Indoor unit Slave SW01E SW 2...

Страница 25: ...ol address of indoor unit SW01E SW 1 Off Finish Valve 5 Slave ON OFF SW01E SW 2 On Select Valve 6 Slave ON OFF SW02B SW01B Input the central control address of Indoor unit Slave SW01E SW 2 Off Finish Valve 6 Slave ON OFF 0 SW02B SW01C SW01B Slave 1 SW01C Slave 0 SW02B SW01C SW01B Slave 2 ex Manual pipe detection of Valve 5 with three zoning indoor units 6 without zoning unit NOTE Use the Zoning Co...

Страница 26: ... 2 Remove the 6 securing screws Lift up and pull on the cover 3 Lift up and pull on the insulator 4 Exchange the coil NOTICE Be sure that system power off before exchanging the coil Check the position of the valve coil with the label attached on the cover inside when abnormal noise is heard loudly during operation Position label of the valve coil of PRHR083 ...

Страница 27: ...oring outlets within one HR unit JOINT METHOD OF HR UNIT Joint Method is required when use indoor unit that exceed 61 kBtu is installed In Joint Method two neighboring outlets of one HR unit are linked by Y branch pipe and connected to one indoor unit 1 st 2 HR Unit 1 st HR Unit 1 st HR Unit 1 st HR Unit nd HR Unit 2nd HR Unit 2nd HR Unit 2nd HR Unit 4 3 2 1 B8 4 3 2 1 4 3 2 1 B8 4 3 2 1 4 3 2 1 4...

Страница 28: ...28 ENGLISH ...

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