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ENGLISH ITALIANO ESPAÑOL FRANÇAIS PORTUGUESE
Visit us at : http://www.lgservice.com
LG
LG
AHU CONTROL KIT
Owner's Manual
Models: PRCKD20E
PRCKD40E
IMPORTANT
• 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.
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AHU CONTROL KIT Owner's Manual TABLE OF CONTENTS Safety Precautions...............................................................3 Necessary sensor by operating mode ................................6 Part Description ...................................................................7 Basic operation of wired remote controller..........................8 Main function of wired remote controller.............................9 Supplementary function of wired remote controller..........1
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ENGLISH Safety Precautions Safety Precautions To prevent injury to the user or other people and property damage, the following instructions must be followed. Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is classified by the following indications. This symbol indicates the possibility of death or serious injury. WARNING This symbol indicates the possibility of injury or damage. CAUTION Meanings of symbols used in this manual are as shown below. Be
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Safety Precautions When opening the box or Use the fuse of rated For the product installation, installing the product, be capacity. request for service to the careful of any sharp objects. service center or the installation service provider. • It can cause an injury. • It can cause a fire or an • It can cause a fire , an electric electric shock. shock, an explosion or an injury. The electric construction Use designated installation Do not install the product must be performed by an material a
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ENGLISH Safety Precautions Do not put containers with water on top of the product. • If the water spills over, it can cause a fire or an electric shock. CAUTION Operation When installing the product, Do not install the product at Do not carry the product by make sure to level the a location where flammable yourself. product. gas is leaking. • It can cause vibration or • It can cause a fire or a • You can get injured by doing leakage. problem to the product. so. Owner's Manual 5
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Necessary sensor by operating mode Necessary sensor by operating mode Operating mode Necessary sensor Function - This runs indoor air conditioning. - Initial external air inlet setting is 30% of the air SA temperature sensor Air conditioning supply during the air conditioning and this can be RA temperature sensor changed by the user. But, when the damper actuator is installed on AHU, the setting can be changed. - This runs the indoor heating. - Initial external air inlet setting is 30% of the ai
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ENGLISH Part Description Part Description Name and Function of Remote Controller 1 OPERATION INDICATION SCREEN 1 2 SET TEMPERATURE Button 3 WIRELESS REMOTE CONTROLLER RECEIVER 2 • Some products don't receive the wireless signals. 3 9 4 VENTILATION Button 10 4 5 11 OPERATION MODE SELECTION 5 12 Button 6 13 6 SUBFUNCTION Button 7 14 FUNCTION SETTING Button 7 8 EXIT Button 8 15 ON/ OFF Button 9 16 10 ROOM TEMPERATURE Button 11 RESET Button 12 FAN SPEED Button 13 AIR FLOW Button Please attach the i
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Basic operation of wired remote controller Basic operation of wired remote controller Press the Run/Stop button on the control 1 part of the remote controller to start the operation. Press the Operation Selection button to 2 set the operating mode (Heating/Cooling etc.). Press the Temperature Control button to 3 set the desired temperature below the indoor temperature. (Based on air conditioning operation) (Example) Remote controller display window Indoor Desired temperature temp
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ENGLISH Main function of wired remote controller Main function of wired remote controller Every time you press the Run/Stop 1 button, the ON and OFF will be repeated. Every time you press the Operation Selection 2 button, it will change in the order of Air Conditioner Dehumidifier Heater Power Save Fan. There are operating modes that cannot be set depending on the applied sensor. Owner's Manual 9
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Main function of wired remote controller Every time you press the Temperature 3 Control button and the Up/Down button, the desired temperature will change. Air Conditioner/Power Save: 18~30°C / Heater: 16~30°C Dehumidifier/Fan: Desired temperature cannot be changed When you press the Indoor Temperature 4 button, the Return Temperature of AHU will be displayed for about 5 seconds. Current humidity / CO2 level To check the current humidity, press the ‘Left’ Function Setting 5 Code butt
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ENGLISH Supplementary function of wired remote controller Supplementary function of wired remote controller Humidifier Press the Additional Operation 1 button. When the Humidifier icon B 2 flashes in Display ‘B’, press the Set/Cancel button to start the humidifier. When you press the OK/CLEAR 3 button one more time, the humidifier will stop. * Humidifier can only be set during heating operation. * Humidifier operation can only be used when the humidifier is installed. * The humidifier
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Supplementary function of wired remote controller Desired humidity control Press the Function Setting 1 button. Set the Function Code of 2 Display ‘C’ to 01. C Press the Up/Down button to set 3 the target humidity. Press the OK/CLEAR button to 4 decide the desired humidity. * Desired humidity can be controlled in the range of 40~60% by 5% increment. * Default humidity is set to 50%. Display C: Desired humidity Function Setting Code (Function set by code) * Code 01: Current humidity :
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ENGLISH Supplementary function of wired remote controller Auto ventilaton Press the Additional Operation 1 button. A When the Auto icon flashes in 2 Display ‘A’, press the OK/CLEAR button to start the Auto Ventilator. When you press the OK/CLEAR 3 button one more time, the Auto Ventilator will be canceled and return to the previous operating condition. * Auto Ventilator function can only be set during the Air Conditioning/Heating operation. Owner's Manual 13
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Supplementary function of wired remote controller 2 Desired CO level control Press the Additional Operation 1 button. Set the Function Code of 2 Display ‘C’ to 02. C Press the Up/Down button to set 3 the target CO2 level. Press the OK/CLEAR button to 4 set the target CO2 level. * Desired CO2 level can be controlled in the range of 500~1500ppm by 100ppm increment. * Default humidity is set to 1000ppm. Display C: CO2 level Function Setting Code (Function set by code) * Code 02: Desired
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ENGLISH Reservation function of wired remote controller Reservation function of wired remote controller Changing Current Time Keep pressing button for 4 1 secs to enter Setting current time mode. Ex) Changing Current Time as 'Monday / AM 10:20'. Press key to adjust the current 2 day. Press key to move to AM/ PM setting 3 mode (the 'AM/ PM segment will flash). Setting AM/ PM value by 4 pressing button. Press button to move to 'Hour' 5 setting
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Reservation function of wired remote controller Press button to move to 'Minute' 7 setting mode. (the 'Minute' segment will flash) Setting Minute value by pressing 8 button. Press button to finish. 9 In the process, press 10 button to release and exit from setting mode. (In case of exit with incomplete information, it will return to the previous setting ) 16 AHU CONTROL KIT
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ENGLISH Reservation function of wired remote controller Programming : Setting Simple Reservation In case of there is not any reservation setup on system, it is possible to make a SIMPLE reservation on indoor unit. Press button to enter the 1 Programming mode. (the segment flashing) Ex) Setting Simple Reservation time as '3'. Press button to adjust 2 reservation time. Press button to finish setting. 3 Adjusting the reservation time after finish 4
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Reservation function of wired remote controller Programming : Setting ON Reservation This function is able to turn air conditioner ON after a setting time. Press button. 1 Ex) Setting ON Reservation Time as 'AM 10:20'. Repeat pressing button to 2 enter the ON reservation setting mode. ( segment flashing) Press button to adjust AM/ PM 3 setting. Press button to Hour setting 4 mode. When the Hour icon flash, please setting time. The s
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ENGLISH Reservation function of wired remote controller Programming : Setting OFF Reservation This function is able to turn air conditioner OFF after a setting time. Press button. 1 Ex) Setting OFF Reservation Time as 'AM 10:20'. Repeat pressing button to 2 enter the OFF reservation setting mode. ( segment flashing) Press button to adjust AM/ PM 3 setting. Press button to shift to Hour 4 setting mode. When the Hour icon flash, please
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Reservation function of wired remote controller Programming : Weekly Reservation The weekly reservation is active after setting current time Press programming button to enter 1 the Programming mode. Repeat pressing button to select [Weekly reservation]. (The segment will be flashed) Ex) Setting one action as below. - Day : TUE - ON Time : 11:30 AM - OFF Time : 12:30 PM Press left, right button to adjust the 2 current day. Press up, down button to adjust the 3 action number. Press right but
