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LG PQDSBC Owner's Manual

LG PQDSBC Manual

LG PQDSBC manual table of contents:

  • LG PQDSBC | Owner's Manual - Page 1
    Visit us at : http://www.lgservice.com LG LG Dry contact for communication Owner's & installation manual Models: PQDSBC IMPORTANT • Please read ... national wiring standards by authorized personnel only. • Please retain this installation manual for future reference after reading it thoroughly.
  • LG PQDSBC | Owner's Manual - Page 2
    Dry contact for communication Owner's &installation manual TABLE OF CONTENTS I Safety Precautions ...3~4 I Name of each part ...5 I Installation Method ...6~7 Installation inside of the indoor unit...6 Installation outside of the indoor unit ...7 I Setting and using method ...8~18 1. Power ...
  • LG PQDSBC | Owner's Manual - Page 3
    ...symbols used in this manual are as shown below. Be sure not to do. Be sure to follow the instruction. WARNING ..., electric shock, explosion, injury and problem to the product. Se rvi c Do not ... where it can be exposed to rain. • It can cause problems to the product. Do not install the product ...
  • LG PQDSBC | Owner's Manual - Page 4
    ... the product is submersed in water, always request for service to the service center or the installation service provider. • It can cause a fire and electric ... help of a guardian. • It can cause an electric shock and problem to the product. • It can cause a safety accident and problems to the...
  • LG PQDSBC | Owner's Manual - Page 5
    ... to show whether there is an error with the indoor unit : LED to display the status of the Dry contact for communication : Reset switch 3. CHANGE_OVER_SW : Switch to select voltage (5V-12V) of contact point 5. CONTROL_MODE_SW : Switch to select the control mode Owner's & installation manual 5
  • LG PQDSBC | Owner's Manual - Page 6
    ... inside of the indoor unit Loose 4 screws anchoring PCB and then separate the rear case and PCB Connect the connection wires according to the instructions. (Please refer to Setting and Using Method) Perform the switch setting according to switch setting method. (Please refer to Setting and Using ...
  • LG PQDSBC | Owner's Manual - Page 7
    ... in side of the front case properly. Connect connection wires according to the instructions. (Reference to Setting and Using Method) Then, connect wire to PCB ... of the case. 3. Do not deform the case at random. It may cause malfunction of the central controller. Owner's & installation manual 7
  • LG PQDSBC | Owner's Manual - Page 8
    Setting and using method Setting and using method You must press the RESET switch when you are completed with all the settings to reflect the settings. 1. Power supply and indoor unit connection I When using the Dry contact for communication independently Indoor unit PCB CN_INDOOR I When using ...
  • LG PQDSBC | Owner's Manual - Page 9
    Setting and using method 2. Setting of Contact Signal Input I For no power contact point signal input LG does not supply this section (Local supply) I For power contact point signal input LG does not supply this section (Local supply) Owner's & installation manual 9
  • LG PQDSBC | Owner's Manual - Page 10
    Setting and using method 3. Setting the desired temperature I When setting the desired temperature of the Dry contact for communication : When operating the indoor unit, set the desired temperature according to the TEMP_SW setting. When the indoor unit is unlocked, the desired temperature can be ...
  • LG PQDSBC | Owner's Manual - Page 11
    ...S/W Input A OFF Input B OFF OFF ON ON Operating mode 0 ON OFF ON The indoor unit cannot be controlled through the Dry contact for communication No change in indoor unit condition ➲ Set this when the Dry contact for communication is connected but not used. Owner's & installation manual 11
  • LG PQDSBC | Owner's Manual - Page 12
    Setting and using method 2) General mode CONTROL_ MODE S/W Input A OFF Input B OFF OFF ON ON OFF OFF ON ON OFF OFF ON ON OFF OFF ON ON OFF OFF ON ON OFF OFF ON ON Operating mode Indoor unit stopped, locked Indoor unit prior operating condition maintained, unlocked Indoor unit stopped, locked ...
  • LG PQDSBC | Owner's Manual - Page 13
    ..., unlocked Indoor unit stopped, locked Indoor unit stopped, locked 9 ON OFF ON OFF ON A OFF ON ➲ When setting 9, A mode, the TEMP_SETTING must always be set to ON. ➲ Power save mode: Adjust the set temperature to +3°C for cooling and -3°C for heating. Owner's & installation manual 13
  • LG PQDSBC | Owner's Manual - Page 14
    Setting and using method 5) Compressor stop mode CONTROL_ MODE S/W Input A OFF ON Input B OFF OFF ON ON Operating mode Indoor unit operating (Compressor in stop mode), locked Indoor unit prior operating condition maintained (Compressor not in stop mode), unlocked Indoor unit stopped, locked ...
  • LG PQDSBC | Owner's Manual - Page 15
    ... Display Power AC or DC (Depends on Operation display power type) I Monitoring indoor unit error: Refer to below and connect to the control device that you want to control. Local Supply Error Display Power AC or DC (Depends on Error display power type) Owner's & installation manual 15
  • LG PQDSBC | Owner's Manual - Page 16
    P/No.: MFL42540202 Printed in Korea After reading this manual, keep it in a place easily accessible to the user for future reference.



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LG PQDSBC Manual