Table of Contents
Advertisement
INSTALLATION MANUAL
AIR
CONDITIONER
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.
Original instruction
MFL69717904
Rev.01_073018
Copyright © 2018 LG Electronics Inc. All Rights Reserved.
www.lg.com
Advertisement
Table of Contents
Related Manuals for LG MULTI V S ARUB060GSS4
Summary of Contents for LG MULTI V S ARUB060GSS4
- Page 1 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. Original instruction www.lg.com MFL69717904 Copyright © 2018 LG Electronics Inc. All Rights Reserved. Rev.01_073018...
-
Page 2: Important Safety Instructions
TIPS FOR SAVING ENERGY • The information contained in the manual is intended for use by a qualified service tech- Here are some tips that will help you minimize the power consumption nician familiar with safety procedures and when you use the air conditioner. You can use your air conditioner equipped with the proper tools and test in- more efficiently by referring to the instructions below: struments. - Page 3 • Use a vacuum pump or Inert(nitrogen) gas - There is risk of fire, electric shock, or product when doing leakage test or air purge. Do not damage. compress air or Oxygen and do not use • Do not touch the power switch with wet hands. Flammable gases.
- Page 4 tection against noise. wooden parts, may cause stabs or other injuries. - The inverter equipment, private power genera- - Tear apart and throw away plastic packaging bags so tor, high-frequency medical equipment, or radio that children may not play with them. If children play communication equipment may cause the air with a plastic bag which was not torn apart, they face conditioner to operate erroneously, or fail to op-...
-
Page 5: Table Of Contents
TABLE OF CONTENTS TIPS FOR SAVING ENERGY IMPORTANT SAFETY INSTRUCTIONS INSTALLATION PROCESS OUTDOOR UNITS INFORMATION ALTERNATIVE REFRIGERANT R410A SELECT THE BEST LOCATION INSTALLATION SPACE Air guide work 10 LIFTING METHOD 10 INSTALLATION The location of the Anchor bolts Foundation for Installation Preparation of Piping Plumbing materials and storage methods 13 REFRIGERANT PIPING INSTALLATION... -
Page 6: Installation Process
INSTALLATION PROCESS OUTDOOR UNITS INFORMATION Indicate clearly who will be responsible for switch setting. Determination of division work CAUTION Make connection clearly between outdoor, indoor, Preparation of contract drawings • Ratio of the connectable Indoor Units to the Outdoor: 50 ~ 160% remote controller and option. -
Page 7: Select The Best Location
SELECT THE BEST LOCATION - Avoid a place where oil spattering, vapor spray or high frequency electric noise is expected. - Install the unit at a place in which it is not affected by operation noise. Select space for installing outdoor unit, which will meet the following (Installation within cell such as meeting room etc. -
Page 8: Installation Space
INSTALLATION SPACE In case of obstacles on the discharge side • The following values are the least space for installation. If any service 1. Stand alone installation area is needed for service according to field circumstance, obtain enough service space. •... -
Page 9: Air Guide Work
2. Collective installation Seasonal wind and cautions in winter • Install correctly with the prospect of snow or cold temperatures in L > H L > H mind. • Install the outdoor unit ideally not to come into contact with snow di- rectly. -
Page 10: Lifting Method
LIFTING METHOD INSTALLATION • When carrying the suspended, unit pass the ropes between legs of • Install at places where it can endure the weight and vibration/noise base panel under the unit. of the outdoor unit. • Always lift the unit with ropes attached at four points so that impact •... -
Page 11: Preparation Of Piping
Ⓐ The corner part must be fixed firmly. Otherwise, the support for the Preparation of Piping installation may be bent. Main cause of gas leakage is defect in flaring work. Carry out correct Ⓑ Get and use M10 Anchor bolt. flaring work in the following procedure. -
Page 12: Plumbing Materials And Storage Methods
Plumbing materials and storage methods CAUTION Pipe must be able to obtain the specified thickness and should be • Always use a charge hose for service port connection. used with low impurities. Also when handling storage, pipe must be careful to prevent a frac- •... -
Page 13: Refrigerant Piping Installation
Installation procedure for HR unit CAUTION Using an insert-hole-in- anchor, hang the hanging bolt. 1 Always use the nitrogen.(not use oxygen, carbon dioxide, and Install a hexagon nut and a flat washer (locally-procured)to the a Chevron gas): Please use the following nitrogen pressure hanging bolt as shown in the figure in the bottom, and fit the main 0.02MPa(2.9psi) Oxygen –... -
Page 14: Type Of Hr Unit
Type of HR Unit Installation of Zoning Control Select an HR unit according to the number of the indoor units to be in- Some indoor unit can be connected to one port of HR unit. stalled. HR units are classified into 3 types by the number of con- nectable indoor units. -
Page 15: Pipe Connections Between Indoor And Outdoor Unit
PIPE CONNECTIONS BETWEEN Refrigerant INDOOR AND OUTDOOR UNIT Charging Port - Pipe connections can be done on the front side or on the side accord- Service Port ing to the installation environments. Low Pressure gas pipe - Be sure to let 0.2kgf/cm (0.284lbs/in ) Nitrogen flow in the pipe when Liquid pipe... -
Page 16: Refrigerant Piping System
Refrigerant piping system Refrigerant pipe diameter from outdoor unit to first branch. (A) Upward outdoor Refrigerant Pipe Connection Pipe diameter unit total capacity Example : 12 Indoor Units connected Ⓐ : Outdoor Unit Low pressure gas High pressure gas Liquid mm(inch) pipe pipe Ⓑ... - Page 17 Y branch, Header and HR unit connection pattern Pattern 5 Pattern 1 14.5kW 14.5kW 14.5kW 14.5kW (48kBtu/h) (48kBtu/h) (48kBtu/h) (48kBtu/h) Pattern 6 14.5kW 14.5kW 14.5kW 14.5kW (48kBtu/h) (48kBtu/h) (48kBtu/h) (48kBtu/h) • Impossible installation : Head branch pipe → HR unit Pattern 2 7.25kW 7.25kW...
-
Page 18: Refrigerant Charging
• Keep the 40m(131ft) distance from the first branch to the farthest in- Attach the additional refrigerant table of IDU. door. 1) under 40m(131ft) Indoor Indoor Indoor Indoor Y branch Unit Unit Unit Unit Keep the sum of indoor capacity under 58kW(192 kBtu/h). 1) under 40m(131ft) WARNING •... -
Page 19: Branch Pipe Fitting
Branch pipe Fitting • Header should be insulated with the insulator in each kit. Y branch Insulate the header using the insulation Ⓐ To Branch Piping or Indoor Unit material attached to the branch pipe kit Ⓑ To Outdoor Unit as shown in the figure. -
Page 20: Leak Test And Vacuum Drying
Header WARNING [Unit:mm(inch)] Use a vacuum pump or Inert(nitrogen) gas when doing leakage test or air purge. Do not compress air or Oxygen and do not use Flamma- Models Gas pipe Liquid pipe ble gases. Otherwise, it may cause fire or explosion. - There is the risk of death, injury, fire or explosion. -
Page 21: Vacuum Mode
Thermal insulation of refrigerant piping WARNING Use a vacuum pump or Inert(nitrogen) gas when doing leakage test Be sure to give insulation work to refrigerant piping by covering liquid or air purge. Do not compress air or Oxygen and do not use Flamma- pipe and gas pipe separately with enough thickness heat-resistant poly- ble gases. -
Page 22: Electrical Wiring
Penetrations Outdoor Unit Inner wall (concealed) Outer wall Outer wall (exposed) Indoor Indoor Unit Unit Remote Remote control control Outdoor Unit Floor (fireproofing) Penetrating portion on fire Roof pipe shaft Indoor Indoor limit and boundary wall Unit Unit Remote Remote control control 2-Core Shield Cable... -
Page 23: Control Box And Connecting Position Of Wiring
Communication and Power Cables Control box and connecting position of wiring Communication cable - Remove all of the screws at side panel and remove the panel by pulling it forward. - Types : shielding cable - Connect communication cables between outdoor unit and indoor - Cross section : 1.0~1.5mm (1.55x10 ~2.32x10... -
Page 24: Wiring Of Main Power Supply And Equipment Capacity
Wiring of main power supply and equipment Example) Connection of transmission wire capacity [BUS type] [STAR type] - Connection of communication - Abnormal operation can be - Use a separate power supply for the Outdoor Unit and Indoor Unit. cable must be installed like caused by communication de- - Bear in mind ambient conditions (ambient temperature,direct sun- below figure between indoor... -
Page 25: Checking The Setting Of Outdoor Units
Checking the setting of outdoor units HR UNIT PCB Checking according to dip switch setting For detailed instructions on installing the HR Unit, see the installation - You can check the setting values of the outdoor unit from the 7 seg- manual included with the HR Unit. - Page 26 1) Selection of the method for pipe detection of an HR unit (Auto/Manual) Auto Manual Switch No.1 Off Switch No.1 On Master Master * Master Only SW01D SW01D Valve Group Valve Group Setting Setting Not control No. 5,6/7,8 Valve Control * Master Only No.
-
Page 27: Automatic Addressing
Automatic Addressing S/W No. Setup The address of indoor units would be set by Automatic Addressing Manual addressing of valve #1 (Master) No.1 / #5 (Slave) - Wait for 3 minutes after supplying power. (Master and Slave outdoor units, indoor units) Manual addressing of valve #2 (Master) No.2 - Press RED button of the outdoor units for 5 seconds. -
Page 28: Example Of Manual Valve Addressing (Non-Zoning Setting)
Example of manual valve addressing (Non- Flow chart of auto addressing for pipe detection Zoning setting) Confirmation of indoor unit address setting (In case that an indoor unit of central control address "11" is connected Outdoor unit is operated for 5~60 minutes. to a valve #1 of an HR unit) - Prerequisite for manual valve addressing: central control address of Turn No.1 of SW02E of HR unit PCB off. -
Page 29: Method Of Checking The Pipe Detection Result At Hr Unit
Method of checking the pipe detection result 7) The rotary switch set value of above number of indoor units which is connected with FF and prevents a malfunction. at HR unit (Example: The case where 3 indoor units is connected in piping 1, sets from rotary switch 0,1,2 and 3,4,5,6,7 with FF set) In case that an indoor unit of central control address "11"... -
Page 30: Group Number Setting
Mode Function Option Value Action WARNING Remarks Content Display1 Content Display2 Content Display3 Content Display4 Implement Display5 • Valve address and central control address of its corresponding indoor Change Save in Cool & Heat oFF op1~ Selected unit should be set identical in manual addressing. the set Blank Selector... -
Page 31: Static Pressure Compensation Mode
Static pressure compensation mode CAUTION This function secures the air flow rate of ODU, in case static pressure • Request installer to set the function during installation. has been applied like using duct at fan discharge of ODU. • If ODU RPM changes, cooling capacity may go down. Static pressure compensation mode setting method Service PCB DIP switch on : No.5 Setting the ODU address... -
Page 32: Target Pressure Adjusting
Target pressure adjusting Mode setting method Service unit PCB DIP switch on : No.5 Select the mode using ‘▶’, ‘◀’ Button : “Func” Push the ‘●’ button Select the Function using ‘▶’, ‘◀’ Button : “Fn8” Push the ‘●’ button Select the Option using ‘▶’, ‘◀’... -
Page 33: Self-Diagnosis Function
Self-Diagnosis Function Error Indicator - This function indicates types of failure in self-diagnosis and occurrence of failure for air condition. - Error mark is displayed on display window of indoor units and wired remote controller, and 7-segment LED of outdoor unit control board as shown in the table. - Page 34 Display Title Cause of Error Inverter PCB EEPROM Error of Outdoor Unit Access Error of Inverter PCB of Outdoor Unit System is turned off by Outdoor Unit Inverter Heatsink High Tempera- Outdoor Unit Inverter Heatsink High Temperature ture Outdoor Unit Inverter Heatsink Temperature Sensor Outdoor Unit Inverter Heatsink Temperature Sensor open or short Fault Outdoor Unit Fan Lock...
-
Page 35: Caution For Refrigerant Leak
CAUTION FOR REFRIGERANT LEAK - With partition and without opening which serve as passage of air to adjoining room Outdoor unit The installer and system specialist shall secure safety against leakage according to local regulations or standards. HR unit The following standards may be applicable if local regulations are not available. -
Page 36: Installation Guide At The Seaside
INSTALLATION GUIDE AT THE Model Designation SEASIDE Product information • Product Name : Air conditioner CAUTION • Model Name : • Air conditioners should not be installed in areas where Product Sales Name Model Factory Name corrosive gases, such as acid or alkaline gas, are produced. •... - Page 37 [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...