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 this 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.
Visit us at : http://www.lgservice.com LG LG Dry contact for communication Owner's & installation manual Models: PQDSBC IMPORTANT • Please read this 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.
Owner's Manual
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Setting of the indoor unit 7 I Setting and using method 8~18 1. Setting the desired temperature 10 4. Control mode setting 11 5. Indoor unit monitoring 15 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 Contact Signal Input 9 3. Power supply and indoor unit connection 8 2. Dry contact for communication
Setting of the indoor unit 7 I Setting and using method 8~18 1. Setting the desired temperature 10 4. Control mode setting 11 5. Indoor unit monitoring 15 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 Contact Signal Input 9 3. Power supply and indoor unit connection 8 2. Dry contact for communication
Owner's Manual
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... or the installation service provider. • It can cause problems to the product. CAUTION This symbol indicates the possibility of death or serious injury. When reinstalling the previously installed product, request for installation of symbols used in a humid location. • It can cause a fire, electric shock, explosion and injury. Owner's & installation manual 3 Safety Precautions Safety Precautions To prevent injury to the user or other...
... or the installation service provider. • It can cause problems to the product. CAUTION This symbol indicates the possibility of death or serious injury. When reinstalling the previously installed product, request for installation of symbols used in a humid location. • It can cause a fire, electric shock, explosion and injury. Owner's & installation manual 3 Safety Precautions Safety Precautions To prevent injury to the user or other...
Owner's Manual
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... devices near the power cord. • It can cause a safety accident and problems to the service center or the installation service provider. Service center • It can cause a fire and electric shock. Do not use any heating devices near the product. • It can cause a fire and electric shock. • It can cause problems to the product. 4 Dry contact for service to the product. Make the children...
... devices near the power cord. • It can cause a safety accident and problems to the service center or the installation service provider. Service center • It can cause a fire and electric shock. Do not use any heating devices near the product. • It can cause a fire and electric shock. • It can cause problems to the product. 4 Dry contact for service to the product. Make the children...
Owner's Manual
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... 2. CN_INDOOR : Connect communication wire between indoor unit and Dry contact for communication and supply power to use set the desired temperature of the Dry contact for communication 11. SETTING_SW : Switch to select whether to Dry contact for communication 7. RESET_SW : Reset switch Owner's & installation manual 5 CONTROL_MODE_SW : Switch to show whether the indoor unit is an error with the indoor unit 10. CN_OUT (O1, O2) : Connector to display the status of the indoor unit 8. Name of each...
... 2. CN_INDOOR : Connect communication wire between indoor unit and Dry contact for communication and supply power to use set the desired temperature of the Dry contact for communication 11. SETTING_SW : Switch to select whether to Dry contact for communication 7. RESET_SW : Reset switch Owner's & installation manual 5 CONTROL_MODE_SW : Switch to show whether the indoor unit is an error with the indoor unit 10. CN_OUT (O1, O2) : Connector to display the status of the indoor unit 8. Name of each...
Owner's Manual
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... 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 Method) Fix PCB on flat surface and install anchoring screws at random. Do not tighten anchoring screws too tightly. It may cause malfunction of the indoor unit. 1. Install the product on suitable space inside of the central controller. 6 Dry contact...
... 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 Method) Fix PCB on flat surface and install anchoring screws at random. Do not tighten anchoring screws too tightly. It may cause malfunction of the indoor unit. 1. Install the product on suitable space inside of the central controller. 6 Dry contact...
Owner's Manual
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Otherwise the central controller may cause deformation of the case. 3. It may not be anchored properly. 2. Install the product on the installation surface at holes using anchor screws. Do not tighten anchoring screws too tightly. Owner's & installation manual 7 Connect connection wires according to the instructions. (Reference to Setting and Using Method) Then, connect wire to Setting and Using Method) Join the front case and the rear case...
Otherwise the central controller may cause deformation of the case. 3. It may not be anchored properly. 2. Install the product on the installation surface at holes using anchor screws. Do not tighten anchoring screws too tightly. Owner's & installation manual 7 Connect connection wires according to the instructions. (Reference to Setting and Using Method) Then, connect wire to Setting and Using Method) Join the front case and the rear case...
Owner's Manual
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Power supply and indoor unit connection I When using with all the settings to central controller 8 Dry contact for communication independently Indoor unit PCB CN_INDOOR I When using the Dry contact for communication Setting and using method Setting and using method You must press the RESET switch when you are completed with the central controller (Only when the indoor unit PCB is a non-communication model) Indoor unit PCB CN_INDOOR CN_PI485 PI485: Connect to reflect the settings. 1.
Power supply and indoor unit connection I When using with all the settings to central controller 8 Dry contact for communication independently Indoor unit PCB CN_INDOOR I When using the Dry contact for communication Setting and using method Setting and using method You must press the RESET switch when you are completed with the central controller (Only when the indoor unit PCB is a non-communication model) Indoor unit PCB CN_INDOOR CN_PI485 PI485: Connect to reflect the settings. 1.
Owner's Manual
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Setting of Contact Signal Input I For no power contact point signal input I For power contact point signal input LG does not supply this section (Local supply) LG does not supply this section (Local supply) Owner's & installation manual 9 Setting and using method 2.
Setting of Contact Signal Input I For no power contact point signal input I For power contact point signal input LG does not supply this section (Local supply) LG does not supply this section (Local supply) Owner's & installation manual 9 Setting and using method 2.
Owner's Manual
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... 25 TEMP SW setting 8 9 A B C D E F Temperature setting(°C) 26 27 28 29 30 30 30 30 SETTING_SW I When setting the desired temperature of SETTING_SW. ➲ When operating the indoor unit initially in Dry contact for communication : When operating the indoor unit, set the temperature as shown below. When the indoor unit is unlocked, the desired temperature can be reset by other controller 1) Turn on the TEMP_SETTING switch of SETTING_SW. Setting and using the desired temperature setting of Dry...
... 25 TEMP SW setting 8 9 A B C D E F Temperature setting(°C) 26 27 28 29 30 30 30 30 SETTING_SW I When setting the desired temperature of SETTING_SW. ➲ When operating the indoor unit initially in Dry contact for communication : When operating the indoor unit, set the temperature as shown below. When the indoor unit is unlocked, the desired temperature can be reset by other controller 1) Turn on the TEMP_SETTING switch of SETTING_SW. Setting and using the desired temperature setting of Dry...
Owner's Manual
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... used. CONTROL_MODE_SW ➲ Indoor control priority Central control > Dry contact for communication > Wired/Wireless remote controller, indoor unit button ➲ Dry contact for communication is a change in input of A and B. Setting and using method 4. Control mode setting I Description of each control mode 1) Cancel mode for use of dry contact for communication CONTROL_ MODE S/W 0 Input A OFF ON OFF ON Input B OFF OFF ON ON Operating mode The indoor unit cannot be controlled through the Dry contact for communication No change in indoor unit condition ➲ Set...
... used. CONTROL_MODE_SW ➲ Indoor control priority Central control > Dry contact for communication > Wired/Wireless remote controller, indoor unit button ➲ Dry contact for communication is a change in input of A and B. Setting and using method 4. Control mode setting I Description of each control mode 1) Cancel mode for use of dry contact for communication CONTROL_ MODE S/W 0 Input A OFF ON OFF ON Input B OFF OFF ON ON Operating mode The indoor unit cannot be controlled through the Dry contact for communication No change in indoor unit condition ➲ Set...
Owner's Manual
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... mode Indoor unit stopped, locked Indoor unit prior operating condition maintained, unlocked Indoor unit stopped, locked Indoor unit stopped, locked Indoor unit stopped, locked Indoor unit operating, unlocked Indoor unit stopped, locked Indoor unit stopped, locked Indoor unit stopped, locked Indoor unit stopped, locked Indoor unit prior operating condition maintained, unlocked Indoor unit operating, unlocked Indoor unit stopped, locked Indoor unit stopped, locked Indoor unit prior operating condition maintained, unlocked Indoor unit prior operating condition maintained, unlocked Indoor unit...
... mode Indoor unit stopped, locked Indoor unit prior operating condition maintained, unlocked Indoor unit stopped, locked Indoor unit stopped, locked Indoor unit stopped, locked Indoor unit operating, unlocked Indoor unit stopped, locked Indoor unit stopped, locked Indoor unit stopped, locked Indoor unit stopped, locked Indoor unit prior operating condition maintained, unlocked Indoor unit operating, unlocked Indoor unit stopped, locked Indoor unit stopped, locked Indoor unit prior operating condition maintained, unlocked Indoor unit prior operating condition maintained, unlocked Indoor unit...
Owner's Manual
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... Operating mode Indoor unit operating at low level, locked Indoor unit operating at low level, unlocked Indoor unit stopped, locked Indoor unit stopped, locked Indoor unit operating at low level, locked Indoor unit operating at low level, unlocked Indoor unit stopped, locked Indoor unit prior operating condition maintained, unlocked ➲ When the indoor unit is operating in Dry contact for communication, the fan level can be changed by other controller when the fan level is set to low level and the indoor is in unlocked condition. 4) Power save mode CONTROL_ MODE...
... Operating mode Indoor unit operating at low level, locked Indoor unit operating at low level, unlocked Indoor unit stopped, locked Indoor unit stopped, locked Indoor unit operating at low level, locked Indoor unit operating at low level, unlocked Indoor unit stopped, locked Indoor unit prior operating condition maintained, unlocked ➲ When the indoor unit is operating in Dry contact for communication, the fan level can be changed by other controller when the fan level is set to low level and the indoor is in unlocked condition. 4) Power save mode CONTROL_ MODE...
Owner's Manual
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...; Compressor stop mode: The compressor is stopped during cool/heat operation. 6) Operating mode selection mode CONTROL_ MODE S/W C D Input A OFF ON OFF ON OFF ON OFF ON Input B OFF OFF ON ON OFF OFF ON ON Operating mode Indoor unit stopped, unlocked Indoor unit in cool/high operation, unlocked Indoor unit in heat/high operation, unlocked Indoor unit in fan/high operation, unlocked Indoor unit stopped, locked Indoor unit in cool/high operation, locked Indoor unit in heat/high operation, locked Indoor unit in fan/high operation, locked ➲ Power save mode: Adjust the set temperature...
...; Compressor stop mode: The compressor is stopped during cool/heat operation. 6) Operating mode selection mode CONTROL_ MODE S/W C D Input A OFF ON OFF ON OFF ON OFF ON Input B OFF OFF ON ON OFF OFF ON ON Operating mode Indoor unit stopped, unlocked Indoor unit in cool/high operation, unlocked Indoor unit in heat/high operation, unlocked Indoor unit in fan/high operation, unlocked Indoor unit stopped, locked Indoor unit in cool/high operation, locked Indoor unit in heat/high operation, locked Indoor unit in fan/high operation, locked ➲ Power save mode: Adjust the set temperature...
Owner's Manual
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Setting and using method 5. Local Supply Operation Display Power AC or DC (Depends on Error display power type) Owner's & installation manual 15 Indoor unit monitoring 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 Operation display power type) I Monitoring whether the indoor unit is operating: Refer to below and connect to the control device that you want to control.
Setting and using method 5. Local Supply Operation Display Power AC or DC (Depends on Error display power type) Owner's & installation manual 15 Indoor unit monitoring 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 Operation display power type) I Monitoring whether the indoor unit is operating: Refer to below and connect to the control device that you want to control.
Owner's Manual
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P/No.: MFL42540202 Printed in Korea After reading this manual, keep it in a place easily accessible to the user for future reference.
P/No.: MFL42540202 Printed in Korea After reading this manual, keep it in a place easily accessible to the user for future reference.
