LG MultiSITE CRC1 Series User Interface Manual Download Page 47

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User Interface Guide

Due to our policy of continuous product innovation, some specifications may change without notification.

CONFIGURATION SCREENS

Basic Diagnostic

–

continued

Press the right arrow on the Basic Diagnostic screen to display the next Basic Diagnostic screen.

99 °F

50 °F

3/6 Basic Diagnostic

Cooling SP Max

Cooling SP Min

Heating SP Max

90 °F

Heating SP Min

40 °F

Off

4/6 Basic Diagnostic

ODU type

AddressLock

1960

Filter Remain (Hrs)

ODU Given Add.

Wall-mount

IDU type

Address lock

Outdoor unit type

Indoor unit type

Remaining filter time (hours)

Press the right arrow on the Basic Diagnostic screen to display the next Basic Diagnostic screen.

Summary of Contents for MultiSITE CRC1 Series

Page 1: ...MultiSITE CRC1 Series Controllers USER INTERFACE GUIDE PREMTBVC0 MultiSITE CRC1 PREMTBVC1 MultiSITE CRC1 09 26 2017 2 43 PM Occ Auto Heat 74 78 Indoor F Humidity 66 68 Auto ...

Page 2: ...and operation For more technical materials such as submittals engineering databooks and catalogs visit www lghvac com For continual product development LG Electronics U S A Inc reserves the right to change specifications without notice LG Electronics U S A Inc This document as well as all reports illustrations data information and other materials are the property of LG Electronics U S A Inc PROPRI...

Page 3: ...ion Screens 13 Schedule Screen 13 More Screens 15 Configuration Screens 17 Installer Configuration Screens 17 Configuration Main Screens 18 ZigBee Wireless System 19 Building Manager Screens 20 Display Date and Time Settings 21 Customize Home View 22 Filter Functions 23 Setpoints Configuration 24 SmartThinQ 25 Override Setup 26 Setback Setup 27 Outdoor Unit Control 28 Installer 29 General Settings...

Page 4: ...ther injuries Tear apart and throw away plastic packaging bags so that children may not play with them and risk suffocation and death Do not change the settings of the protection devices If the pressure switch thermal switch or other protection device is shorted and forced to operate improperly or parts other than those specified by LG are used there is risk of fire electric shock explosion and ph...

Page 5: ...ter all procedures are finished and check that no metal scraps screws or bits of wiring have been left inside or surrounding the controller or indoor units Provide power to the outdoor unit compressor crankcase heaters at least six 6 hours before operation begins Starting operation with a cold compressor sump s may result in severe bearing damage to the compressor s Keep the power switch on during...

Page 6: ... Controller Due to our policy of continuous product innovation some specifications may change without notification LG Electronics U S A Inc Englewood Cliffs NJ All rights reserved LG is a registered trademark of LG Corp ...

Page 7: ...ZDWS1 Wall mounted occupancy sensor Model ZVRCZWOC1 Ceiling mounted occupancy sensor Model ZVRCZCOC1 The ZigBee Pro wireless card is required for communication between the controller and the other accessories Safety Safety of personnel is the primary concern during all procedures Read and understand the safety summary at the front of this manual Ensure the controller is installed in accordance wit...

Page 8: ...n Mode Status Current Fan Speed Setting Up Arrow Raise Temperature Setpoint Room Indoor Temperature Down Arrow Lower Temperature Setpoint On Off Turn the display on or off Schedule Set weekly schedule More Provides end user with access to less often used functions Fan Speed Set fan to Slow Low Low Med Medium Med High High Power Auto Available options depend on IDU model Operation Mode Set Cool Hea...

Page 9: ...hts reserved LG is a registered trademark of LG Corp CONTROLLER OVERVIEW Operation Mode OPERATION MODE Auto Cool Fan Dry Heat Auto Setback Selecting modes available on this screen places the IDU in that mode and then the user will be returned to the home screen Selecting the mode that is currently highlighted will maintain the current mode and return the user to the home screen ...

Page 10: ...int Config screen Cooling Setpoint shows as indicated on the screen to the left Auto Mode Cooling Cycle Heating Setpoint Dual Setpoint setting To change the heating setpoint when in Auto Mode cooling cycle tap the up or down arrows to place the controller into set point configuration mode and then immediately tap the Mode button once to change to heating set point mode Heating Setpoint shows when ...

Page 11: ... while it is adjusted Normal temperature display resumes after the setpoint is adjusted and the actual occupied cooling setpoint is displayed in the setpoint bar Heating mode or heating only sequence of operation In Heating mode the setpoint displayed in the bar is the cur rent occupied heating setpoint During occupied setpoint adjustment the large digits are tem porarily used to display the occup...

Page 12: ...ng parame ters can be set as necessary for your system The figure below describes how to use the configuration screens Controls The left side of the screen lists controls and monitored parameters Control Values The right side of the screen is a button you can tap to change the value of the control or parameter displayed to its left Read Only Dark gray buttons are read only These values can t be ch...

Page 13: ...by pressing on the Up and Down arrows To configure the System mode for the time selected tap on the right column Tap the left hand button to set the time for scheduled event When the time for a new event is configured the default sys tem mode of Off will appear in the event overview portion of the control on the right side Tap the right hand side button to enter the next screen 74 F 70 F Monday 06...

Page 14: ...ly Schedule Screens continued 0 6 0 0 A M 0 5 0 0 P M Monday Schedule H 74 70 O C 71 69 U Off 0 9 0 0 P M Copy to Delete H 74 70 O To modify an existing event tap either the left side control to edit the time or tap the right hand side of the control to re enter the event screen and make your desired changes If desired use the Copy to button to copy the schedule to another day of the week First ch...

Page 15: ...Fahrenheit Parameter Parameter Values Definition Language English French Spanish Default value English Selects the language for the controller display Temp Units F C 12 0 C 0 1 F 1 Default value F Selects Celcius degrees or Fahrenheit degrees Aux Heat 0 Off 1 On Default value Off Controls the auxiliary heater when Aux Heat Cntrl 21 is enabled Outside Air Vent 0 Off 1 On Default value Off Controls ...

Page 16: ...ne 2 or Vane 4 is selected Vane 4 or Vane 2 will be controlled in lockstep with its matching pair as well The same control behavior holds for a 2 louver device Off 0 Vane Direction Airflow Up Down Off 0 Airflow Left Right Off 0 Airflow Circular Apply Reset ALL Vane Fixed Angle Airflow Up Down and Airflow Left Right con trols can both be On at the same time However when Airflow Circular control is ...

Page 17: ...on or troubleshooting than by an end user There is no icon on the Home screen to access these configuration screens You must press and hold the area of the screen indicated on the diagram below to access the first screen If a configuration installer password is activated to prevent unauthorized access to the configuration menu parameters a password entry prompt will appear to prevent access to the...

Page 18: ...ostic Password Setup Factory Default Enter Display Date Time Filter Setpoints Override Setback and Outdoor Unit configuration Enter General Temperature Fan and Heat settings and Accessories configuration Enter BACnet settings Setup a password to restrict allow access to the thermostat View Diagnostic parameters Reverts all controller control settings back to default values Note Users will be given...

Page 19: ... described in a separate Zone screen up to a maximum of 10 Zones Press the left and right arrow keys to move between Zone screens Select the appropriate type of sensor using the up and down arrow keys Configuration 2 2 Wireless Ecosystem Enter ZigBee wireless Zone configuration settings Set function to Status 1 10 Zone Battery No Paired 0x0000 IEEE addr None Closed Normal Permit join On Set functi...

Page 20: ...rightness and delay timing Night Backlight level Standby Screen Filter Functions Clear Filter Alarm Remaining Time Lower Raise Grill Robot Cleaning Customize Home View Hide On Off Mode Schedule More Set Temp Space Temp Fan and Humidity options on home screen Setpoint Configuration Choose between Single Dual set point s and configure set point max min limits and deadband Note Available functions fe...

Page 21: ... screen Press the right arrow button on the Display menu screen to show the Date Time screen Green 5 60 Display Color Standby screen Contrast Low backlight No Parameter Parameter Settings Color Choices Blue Green Grey Dark Grey White Default value White Standby Screen Choices No Yes Occ Only Screen Sav Default value No Contrast Display Contrast Set contrast of display by using the up and down arro...

Page 22: ... arrows adjust the Time Year Month and Day parameters The Weekday is automatically filled by the system and it cannot be adjusted AM PM 2016 June 17 Date Time Time format Time Year Month Day 11 55 AM Friday Weekday Select between a 12 or 24 hour format Customize Home View Press the Customize Home View button on the Building Manager Screen to select the Hide Controls menu screen The Hide Controls m...

Page 23: ...ions button on the Building Manager screen to display the Filter Functions screen The Filter Functions menu displays the time and alarm parameters These cannot be adjusted by the user Filter Functions Filter Alarm 108 Filter Remain Hrs Filter OK Robot Cleaning 108 Auto Clear Filter Alarm Lower Raise Grill The time is measured in hours Maximum value is 2400 Parameters Parameter Settings Filter Rema...

Page 24: ...e enable these controls CC limits must exceed values of remote controller Setpoint Single Dual 1 2 Single Dual Dual SP 1 Setpoint Single Dual 2 2 Setpoint Max 86 0 F Setpoint Min 60 0 F Single Setpoint Mode Press up or down arrow keys below to select between Single or Dual set point modes Note Available functions features may differ based on the connected system Setpoints Config 2 2 Cooling SP Max...

Page 25: ...liffs NJ All rights reserved LG is a registered trademark of LG Corp CONFIGURATION SCREENS Smart ThinQ SmartThinQ SmartThinQ Press the SmartThinQ button on the Building Manager Screen to display the SmartThinq Configuration screen SmartThinQ Tap the button to put the wifi module in pairing mode The control will update momentarily to indicate the command was sent ...

Page 26: ... controller stays in Override mode When the override timer expires the controller returns to the original settings Mode Fan Speed Set Points in effect prior to entering Override If a scheduled event starts during Override mode the controller accepts the scheduled event and exits Override mode 74 F 70 F Override Setpoint cool Setpoint heat Auto System mode Fan speed Override min Med 30 Parameter Pa...

Page 27: ...pplied by the user until the next scheduled event occurs Setback mode can also be exited if the user presses the Setback mode button again from the Operation Mode screen while in Setback mode The setback icon on the Operation Mode screen will indicate if that mode is active or not Setback Setpoint cool Setpoint heat System mode Fan speed 74 F 70 F Auto Med Parameter Parameter Settings Setpoint Sin...

Page 28: ...t Snow 49 Snow Rmvl 1 Smart load contrl Eco Cool 44 Silent Mode Start Normal 2 Disable 0 Silent Mode End Disable 0 Ref Noise Red 48 Set start time and end time for Silent Mode Parameter Parameter Settings Definition Defrost Snow 49 0 Disable 0 1 Snow Rmvl 1 2 Fast Dfrst 2 3 Both 3 Default value Disable 0 Enables the defrost function to remove snow from the outdoor unit Smart load contrl 0 Disable ...

Page 29: ...screen to display the Installer screen The Installer menu lists the controller s setup parameters and the accessories menu Fan Settings Installer General Settings Temperature Settings Heat Settings Accessories 1 Code Search Code Search Use the Up and Down arrows to choose an available Function Code and select the Code Search button to navigate to the screen where that function code resides Codes c...

Page 30: ...n Mode screen and whether to show Auto text at the top of the Home screen during Auto operation mode Parameter Parameter Settings Definition Central Controller Add Group 2 Choices 0 F Default value 0 Assigns a unique hexadecimal address when used with a central controller Central Controller Add Unit 2 Choices 0 F Default value 0 Assigns a unique hexadecimal address when used with a central control...

Page 31: ...able Indoor Unit Auto Start Master 1 30 Min 2 Cooling 1 Test run 1 Guard Timer 33 IDU Auto Start 39 Enable 1 IDU Mode M S 8 Grp Cntrl Funcs 19 Disable 0 3 4 Installer General Parameter Parameter Settings Definition Test run 1 Choices Off 0 Cooling 1 Heating 2 Default value Off Initiates an IDU test mode IDU Mode M S 8 Choices Slave 0 Master 1 Default value Slave 0 Sets the IDU as a master or slave...

Page 32: ...uring IDU initialization in heating mode ODU Cyc Prio Choices Disable Standby 1 Prio Cool 2 Default value Disable When ODU Cyc Prio 56 is set to Standby 1 on the CRC1 if the ODU is in cooling mode and the slave IDU calls for heating the slave IDU goes thermal off and stays in cooling mode When ODU Cyc Prio 56 is set to Priority Cool 2 on the CRC1 if the ODU is in heating mode and the slave IDU cal...

Page 33: ...1 2 IDU 2 3 2TH 3 Default value RC 1 Selects between sensing temperature at the remote controller RC 1 the indoor unit IDU 2 or both sensors 2TH 3 Setpoint C Prec 17 1 C 0 0 5 C 1 Default value 1 C 0 Chooses whether to display Celsius temperatures with 0 5 degree resolution or not Single SP Deadband 1 2 F 1 5 10 F 5 2 4 F 2 6 12 F 6 3 6 F 3 7 14 F 7 4 8 F 4 Default value Dual SP when supported Dif...

Page 34: ... prevent dust on filter blowing back into the conditioned space Cool Therm Off 35 Choices Fan Low 0 Fan Off 1 No Chng 2 Default value Low 0 Turns fan off during cooling thermal satisfied Ceiling height 5 Choices 0 8 8 10 6 0 Stndrd 1 8 8 1 Low Default value 8 8 10 6 0 2 10 5 11 8 High 2 3 11 9 13 8 Very High 3 Selects the height of the room for proper indoor unit operation Static pressure 6 Choice...

Page 35: ...rrow button on the second Fan Settings screen to display the third page of the Fan Settings screen Note Refer to the IDU s engineering manual for static pressure values 0 3 3 Fan Settings ESP slow 3 ESP medium 3 ESP low 3 0 ESP high 3 0 ESP power 3 0 0 Parameter Parameter Settings Definition ESP slow 3 Refer to ducted indoor unit engineering manual for specific values For ducted indoor units only ...

Page 36: ...etween Primary Heat First and Primary Heat Last Parameter Parameter Settings Definition Ext Aux Heat 25 Choices 0 Disable 0 1 Non Duct 0 2 Ducted 1 Default value Disabled 0 Enables use of an external auxiliary heat kit Aux Heat Cntrl 21 This control is used to enable related control on MORE screen that actually turns the Aux Heat on or off Choices 0 Disable 0 1 Enable 1 Default value Disabled 0 En...

Page 37: ...N SCREENS Heat Settings Press the right arrow button on the first heater screen to display the 2 2 Heat Settings screen Parameter Parameter Settings Definition OD Temp 2 Stg 57 0 Disabled 0 1 Enabled 1 Default value Disabled 0 Outdoor temperature 2 stage heating control 2 Stage dT 57 Range 0 70 F Default value 0 F 2 Stage Min 57 Range 10 60 F Default value 33 F Enable 1 2 2 Heat Settings OD Temp 2...

Page 38: ...gs screen Disable 0 Emergency Heater 18 Heater Off 0 Fan Parameter Parameter Settings Heater Choices Column 1 or Column 2 Default value Disabled 0 Provides Aux Heat during error Only Column 1 is available on Gen 2 equipment Column 2 values are available on Gen 4 and newer equipment Column 1 1 10 F 5 F 1 2 5 F 0 F 2 3 0 F 5 F 3 Column 2 1 10 F 5 F 1 2 5 F 0 F 2 3 0 F 5 F 3 4 5 F 10 F 4 5 10 F 15 F ...

Page 39: ...ccessories Dry Cont Enbl 41 Dry cont Auto 9 CN_EXT Cnfg 52 Out Air Vent 24 StpIDUs 5 Enable 1 Plasma Kit 20 Enable 1 Grill Elev Kit 23 Disable 0 Disable 0 2 2 Accessories Refrig Leak Sns 29 Disable 0 Cntrlr Occ Sensor 30 min Cntrlr Min Occ On This option enables the related control on the MORE screen that turns the Vent kit on or off This option enables the related control on the MORE screen that ...

Page 40: ...e information on using the IDU onboard simple dry contact Out Air Vent 24 Choices 0 Disable 0 1 Enable 1 Default value Disabled 0 Used to inform the IDU that a ventilation kit is installed Enabling this control enables a related control on the More screen to control ventilation Plasma Kit 20 Choices 0 Disable 0 1 Enable 1 Default value Disabled 0 Enables or disables the plasma purification functio...

Page 41: ...BMS Config screen BMS Config BACnet settings ZigBee Config BACnet Settings Press the BACnet settings button on the BMS Config screen to display the BACnet Network screen Press the right arrow to display the BACnet Instance screen Imperial 254 BACnet Network 1 2 COM address Network units Auto Baud rate Offline BACnet status 254 value will set BACnet network Offline To activate Online choose a diffe...

Page 42: ...Imperial Network units shown as imperial units SI Network units shown as international metric units Baud rate Baud Rate Choices 115200 76800 57600 38400 19200 9600 Auto Default value Auto Auto Will automatically detect the BACnet MS TP baud rate Leave the value at Auto unless instructed otherwise The default BACnet instance number is generated by the model number and COM address of the controller ...

Page 43: ...n MPM It is Mandatory for BACnet Node type Choices Coord Router Set Node type to Coord if controller will be responsible for controlling Zigbee sensor network ZigBee Pan ID Personal Area Network Identification Range is 1 to 1000 Default value 0 This parameter PAN ID links specific Controllers to specific ZigBee coordinators For every Controller reporting to a coordinator make sure to set the SAME ...

Page 44: ...ration screen The blue fields indicate the controller is paired with a sensor Door installed Yes Door status Closed Window status Closed Win installed Yes Permit join On Low bat alarm On 2 3 Zigbee Configuration Door contact status if installed Window contact status if installed Battery status of wireless switch Indicates if the door contact is installed Indicates if the window contact is installe...

Page 45: ...e network Default value 0x0000 Address of the Zigbee wireless card Win Delay Choices 0 min 0 0 5 min 1 1 min 2 2 min 3 5 min 4 Default value 0 min 0 Sets the duration to ignore status of Zigbee window inputs Win Interlock Choices Disable 0 IDU Off A 1 IDU Off M 2 Default Disable 0 Provides the ability to interlock IDU operation with status of a Zigbee window switch Setting control to IDU Off A cau...

Page 46: ...o display the Basic Diagnostic screen 1 0 5 7a9a 1 6 Basic Diagnostic Firmware rev Pipe temp conf ODU Status On On 78 F 52 F 2 6 Basic Diagnostic Outlet pipe temp Middle pipe temp Middle point temp Off ODU silent mode Inlet pipe temp Off Smart load contrl Firmware revision of the controller Inlet pipe temperature Outdoor Unit Silent Mode Status Pipe temperature configuration Outlet pipe temperatur...

Page 47: ...ed Press the right arrow on the Basic Diagnostic screen to display the next Basic Diagnostic screen 99 F 50 F 3 6 Basic Diagnostic Cooling SP Max Cooling SP Min Heating SP Max 90 F Heating SP Min 40 F Off 4 4 6 Basic Diagnostic ODU type AddressLock 0 1960 Filter Remain Hrs ODU Given Add Wall mount IDU type Address lock Outdoor unit type Indoor unit type Remaining filter time hours Press the right ...

Page 48: ...display the next Basic Diagnostic screen 0 0 5 6 Basic Diagnostic Current Error Code Previous Error Code Error Code Error Code Error Code Error Code 0 0 0 0 0 0 6 6 Basic Diagnostic Error Code Error Code 0 0 0 Error Code Error Code Oldest saved error Press the right arrow on the Basic Diagnostic screen to display the Basic Diagnostic screen Screens 5 6 Basic Diag nostic and 6 6 Basic Diag nostic d...

Page 49: ...eter Parameter Settings Definition Config password Range is 0 to 9999 Default value 0 This parameter sets a protective access password to prevent unauthorized access to the configuration menu parameters The default value of 0 will not prompt the user for a password or lock the access to the configuration menu User must include any leading 0 if anything less than a 4 digit code is selected for a pa...

Page 50: ... to accept erases all values and sets the controller to factory default values Note Once in the Factory Default screen if user proceeds with this step all schedules and current controller set tings along with time and date will be cleared There is no way to recover settings once a Factory Default has been performed Please wait at least five 5 minutes after performing a Factory Default reset for sy...

Page 51: ...y Apart from the visual indication of relative humidity this data is also available as a monitoring point via MSTP BACnet to be used by the user as desired 2 43 PM Occ Auto Heat 74 75 0 Indoor F 09 26 2017 Humidity 45 Relative humidity CONFIGURATION SCREENS 2 43 PM Occ Auto Heat 74 75 0 Indoor F 09 26 2017 Humidity 45 Time and Date will display when updated in display settings Time and Date must b...

Page 52: ...ssories status from the PIR sensor will be used to control the opera tion of the IDU as follows If the IDU status is currently Occupied and the onboard PIR goes Unoccupied the IDU will operate according to the Setback values of the controller and will change its status to Unoccupied If the IDU status is currently Unoccupied and the onboard PIR goes Occupied the IDU will operate according to the se...

Page 53: ...rite 542 N A USB Logger Binary Value Write 550 N A ZB_Snsr_Wn_Interlock_M Binary Value Read 552 Window Interlock Deactivated Window Interlock Activated MsgShortScreenMsgTxt characterStringValue Write 1 N A MsgLongScreenMsgTxt characterStringValue Write 2 N A ZB_Zone1IEEEaddrs_M Analog Input Read 210 N A ZB_Zone2IEEEaddrs_M Analog Input Read 220 N A ZB_Zone3IEEEaddrs_M Analog Input Read 230 N A ZB_...

Page 54: ...08 N A SingleSetpointMin Analog Value Write 509 N A CoolingSPMax Analog Value Write 510 N A CoolingSPMin Analog Value Write 511 N A HeatingSPMax Analog Value Write 512 N A HeatingSPMin Analog Value Write 513 N A OverrideCoolingSP Analog Value Write 601 N A OverrideHeatingSP Analog Value Write 602 N A SetbackCoolingSP Analog Value Write 605 N A SetbackHeatingSP Analog Value Write 606 N A PreviousEr...

Page 55: ..._Zone9Status_M Multi State Input Read 290 None 1 Closed 2 Opened 3 No Motion 4 Motion 5 ZB_Zone10Status_M Multi State Input Read 300 None 1 Closed 2 Opened 3 No Motion 4 Motion 5 ZB_Zone1BattStatus_M Multi State Input Read 211 None 1 Normal 2 Low 3 ZB_Zone2BattStatus_M Multi State Input Read 221 None 1 Normal 2 Low 3 ZB_Zone3BattStatus_M Multi State Input Read 231 None 1 Normal 2 Low 3 ZB_Zone4Bat...

Page 56: ... 9 AWHP 10 Hydrokit 11 Hyd Cascade 12 Show Case 13 VAHU 14 OAU 15 TempUnits Multi State Value Write 51 Celsius 1 Fahrenheit 2 DisplayLanguage Multi State Value Write 4 English 1 French 2 Spanish 3 FanSpeed Multi State Value Write 17 Low 1 Med 2 High 3 Auto 4 Slow 5 Lmed 6 Mhigh 7 Cool 8 Power 9 SystemMode Multi State Value Write 16 Off 1 Cool 2 Heat 3 Fan 4 Auto 5 Dry 6 BACnetNetworkUnits Multi St...

Page 57: ...504 Show 1 Hide 2 DisplayShowSpaceTemp Multi State Value Write 505 Show 1 Hide 2 DisplayShowFanSpeed Multi State Value Write 506 Show 1 Hide 2 DisplayShowHumidity Multi State Value Write 507 Show 1 Hide 2 TempSenseLoc Multi State Value Write 516 Remote Controller 1 IDU 2 2TH 3 IDUonOff Multi State Value Write 528 Off 1 On 2 AirflowUpDown Multi State Value Write 531 Off 1 On 2 AirflowLeftRight Mult...

Page 58: ...k of LG Corp BACNET POINTS Name Type Read Write BACnet Object ID Device Facets ControllerMinOccOnTime Multi State Value Write 748 10 Minutes 1 30 Minutes 2 60 Minutes 3 Disable schedules Multi State Value Write 763 Off 1 On 2 ZB_Snsr_Wn_Delay Multi State Value Write 766 0 Minutes 1 0 5 Minutes 2 1 Minute 3 2 minutes 4 5 Minutes 5 ZB_Snsr_Win_Interlock Multi State Value Write 767 Disable 1 IDUOff A...

Page 59: ...ng Parts Your LG Manufacturer Representative Freight Damage and Unit Replacements Your LG Manufacturer Representative Received Wrong Indoor Unit Model Your LG Manufacturer Representative Installation Startup and Commissioning Technical Assistance 1 888 865 3026 For warranty information visit www lghvac com ...

Page 60: ..._Controllers_3_17 UM_CRC1_Series_Controllers_10_16 LG Electronics Commercial Air Conditioning Division 4300 Northpoint Parkway Alpharetta Georgia 30022 www lghvac com LG Customer Information Center Commercial Products 1 888 865 3026 USA Follow the prompts for commercial A C products and parts ...

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