ENGLISH OWNER’S MANUAL AIR CONDITIONER Please read this manual carefully before operating your set and retain it for future reference. TYPE : (Air-to-Water Heat Pump) Original instruction www.lg.
Air-to-Water Heat Pump Owner’s Manual TABLE OF CONTENTS Safety Precautions .............................3 Product Introduction ..........................6 FOR YOUR RECORDS Write the model and serial numbers here: Model # Owner's Instruction ............................8 Serial # Using Thermostat .............................25 You can find them on a label on the side of each unit. Maintenance and Service.................
Safety Precaution To prevent injury to the user or other people and property damage, the following instructions must be followed. n Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is classified by the following indications. WARNING This symbol indicates the possibility of death or serious injury. CAUTION This symbol indicates the possibility of injury or damage. WARNING Always ground the product. • There is a risk of electric shock.
Safety Precaution Do not place a heater or other heating appliances near the power cable. • There is risk of fire and electric shock. Do not allow water to run into electric parts. Install the unit away from water sources. • There is risk of fire, failure of the product, or electric shock. Do not store or use or even allow flammable gas or combustibles near the product. • There is risk of fire.
Safety Precaution Two or more people must lift and transport the product. • Avoid personal injury. Do not install the product where the noise or hot air from the unit could damage or disturb the neighborhoods. • It may cause a problem for your neighbors and hence dispute. Do not block the inlet or outlet of air flow. • It may cause product failure. Do not insert hands or other objects through the air inlet or outlet while the product is operating.
Product Introduction Product Introduction Typical Installation Scene 3 1 2 Water Inlet Water Outlet 4 5 1. Indoor unit 2. Outdoor unit 3. Refrigerant pipe and connecting cable 4. Water pipe 5. Ground wire to ground outdoor unit to prevent electrical shocks. *The shape of products can be chaged according to the model capacity and type.
Product Introduction ENGLISH Remote Controller ڸ ۀ ڿ ھ ڽ ہ ۂ ڹ ں ZDWHU KHDWLQJ ڻ WHPS RSHU PRGH ڼ ۃ ۄ No 1 2 3 4 5 6 7 8 9 10 11 12 13 Name Display Change Temperature Button Water Heating Enable / Disable Button Power Button Operation Mode Selection Button Silent Mode On / Off Button Temperature Setting Mode Button Temperature View Mode Button Function Setting Button Programming Button Direction Button (Up, Down, Left, Right) Set / Clear button ESC Button Owner’s Manual
Owner's Instruction Owner's Instruction Monitoring Information Electric heater STEP one Electric heater STEP two These icons indicate that the backup electric heater is operating. Sanitary water tank heater This icon indicates that sanitary water tank electric heater which is located inside sanitary water tank is active. The icon is not used when sanitary water tank is not installed. Water pump This icon indicates that the water pump inside the unit is active.
Owner's Instruction ENGLISH Mode Change Turn on the product and select operation mode. 1 Press power button to turn on the product. 2 Press OPER MODE button to select each operation mode. Cooling operation Heating operation Weather dependent operation Operation mode • Cooling operation - The product yields cool water to use in FCU cooling. • Heating operation - The product yields hot water to use in under floor heating or FCU heating.
Owner's Instruction Weather-Dependent Operation This mode is only applied to heating. In order to save energy and to give highest comfort, setting temperature will follow outside temperature. If outdoor temperature decreases, heating capacity for the house will increase automatically in order to keep same room temperature. All parameters will be set by installer during start-up procedure and will be adapted to the site characteristic. 1 Press OPER MODE button to select weather-dependent operation mode.
Owner's Instruction 1 Press repeatedly view button 2 ENGLISH Sanitary Water Heating Operation Sanitary water heating operation is operating only on enable condition. During operation, segment will be on. • This function is not used when the sanitary water tank is not installed. • If you want to know more information, refer function code [15, 26~29] on installation information section.
Owner's Instruction Silent Mode Operation Silent mode operation is that the unit works at reduced capacity so that the noise produced by the unit drops. 1 Press the programming button repeatedly until silent mode icon is shown. 2 Press left, right button to select menu. “AM/PM or hour” 3 Press down button to move to AM/PM part and adjust it. (The AM/PM segment will be flashed). 4 Press right button to move to "Hour" part. (the "Hour" segment will be flashed).
Owner's Instruction ENGLISH Child Lock This function is to prevent children or other people from using controller. 1 Press function setting button to enter user setting mode. (The segment will be flashed) 2 Press OK / CLEAR button to finish the selection. The segment will be disappear. 3 During Child Lock, icon and 'CL' will be displayed during 3 seconds whenever entering any kind of buttons except for view temperature button and setting/clear button.
Owner's Instruction Quick Sanitary Tank Heating If there is urgent sanitary heating demand, Quick Sanitary Tank Heating mode can be used to reduce the time to reach target sanitary tank temperature by forcibly turning on sanitary tank heater. After reaching target sanitary tank temperature or by user’s input to stop, Quick Sanitary Tank Heating mode will be finished. 1 Press Sanitary Tanke Heating Enable button with up button for 3 seconds to start Quick Sanitary Tank Heating.
Owner's Instruction ENGLISH Error Code display The error code will be displayed on control panel. Slight trouble : Sensor trouble Heavy trouble : Compressor cycle trouble Critical error On critical error, the unit will stop unconditionally. At this time, 'CH' and error code No. keep display by turns.
Owner's Instruction Setting Current Time You can set current time. 1 Keep pressing programming button for 3 seconds to enter Setting current time mode. 2 Press left, right button to adjust the current day. 3 Press down button to move to AM/PM part and adjust it. (The AM/PM segment will be flashed). 4 Press right button to move to "Hour" part. (the "Hour" segment will be flashed). 5 Press up, down button to adjust the Hour. 6 Press right button to move to "Minute" part.
Owner's Instruction You can easily turn-on reservation.(ONLY enable when unit is stand-by.) 1 Press programming button to enter the Programming mode. (the segment flashing) 2 Press up, down button to adjust the reservation time. 3 If you finish the setting, press OK / CLEAR button to complete programming. 4 Press exit button to exit or system will automatically release without any input after 25 seconds. Programming : Setting Sleep Reservation You can easily turn-off(sleep) reservation.
Owner's Instruction Screed drying After installing water pipes for under floor heating, user can select screed drying mode for curing the cement 1 Keep pressing programming button for 3 seconds to enter setting screed drying mode. 2 Press programming button to select function code 18. 3 Press left, right button to move to screed drying setting part. 4 Press up, down button to adjust “01” or “00” (00: Not Used 01: Used) 5 If you finish the setting, press OK / CLEAR button.
Owner's Instruction ENGLISH Programming : Setting ON Reservation This function is able to turn-on after a setting time. 1 Press programming button to enter the Programming mode. Repeat pressing button to select [on reservation]. (the segment flashing) 2 Press up, down button to adjust AM/PM. 3 Press right button to move to "Hour" part. (the "Hour" segment will be flashed). 4 Press up, down button to adjust the Hour. 5 Press right button to move "Minute" part.
Owner's Instruction Programming : Setting OFF Reservation This function is able to turn-off after a setting time. 1 Press programming button to enter the Programming mode. Repeat pressing button to select [off reservation]. (the segment flashing) 2 Press up, down button to adjust AM/PM. 3 Press right button to move to "Hour" part. (the "Hour" segment will be flashed). 4 Press up, down button to adjust the Hour. 5 Press right button to move "Minute" part. (the "Minute" segment will be flashed).
Owner's Instruction ENGLISH Programming : Weekly Reservation The weekly reservation is active after setting current time. 1 Press programming button to enter the Programming mode. Repeat pressing button to select [Weekly reservation]. (the segment flashing) 2 Press left, right button to adjust the current day. 3 Press up, down button to adjust the action number. 4 Press right button to move to "Hour" part on ON time section. (The "Hour" segment will be flashed).
Owner's Instruction 9 Please refer the process from No.5 to No.7 for setting OFF time. It is same method. 10 If you finish the setting, press setting/cancel button to complete programming. The under bar segment will be created, when it finished. 11 Please refer the process from No.2 to No.10 for setting other day weekly program. It is same method. 12 Press exit button to exit or system will automatically release without any input after 25 seconds.
Owner's Instruction ENGLISH Programming : Holiday Reservation This function is to automatically stop the machine working on some days. 1 Press programming button to enter the Programming mode. Repeat pressing button to select [Holiday reservation]. (the segment flashing) 2 Press left, right button to adjust the holiday. 3 When you press set/clear button after finishing the selection, the day selected will be disappear.
Owner's Instruction Programming : Sanitary Tank Heating & Sanitary Tank Heater Operation This function is schedule programming about sanitary tank heating and sanitary tank heater operation. Two schedule programming for sanitary tank heating and another Two schedule programming for sanitary tank heater operation are possible. Pre-assigned program numbers for sanitary tank heating programming are ‘1’ and ‘2’. Programming number ‘3’ and ‘4’ are assigned for sanitary tank heater operation.
Using Thermostat The term "thermostat", which is widely used in this chapter, is a kind of 3rd party accessory. LG Electronics does not supply thermostat and it should be supplied 3rd party manufacturers. Room thermostat can be used for easy and convenience control. To utilize thermostat more efficiently and correctly, this chapter presents information about using thermostat. CAUTION 1. Some electro-mechanical type thermostat has internal delay time to protect compressor.
Using Thermostat Emergency Operation • Definition of terms - Trouble : a problem which can stop system operation, and can be resumed temporally under limited operation without certificated professional's assist. - Error : problem which can stop system operation, and can be resumed ONLY after certificated professional's check. - Emergency mode : temporary heating operation while system met trouble.
Using Thermostat - Operation On/Off - VIEW TEMP button* - Temperature adjust button* - Sanitary water heating Enable / Disable ENGLISH • Following features are permitted in emergency operation. : * : Temperature measured by failed sensor is displayed as ‘- -’. * : Adjusted temperature is only used to control electric heater on / off condition. The product does not turn on / off according to the setting temperature at the control panel. It turns on / off according to the thermostat signal.
Maintenance and Service Maintenance and Service Maintenance Activities In order to ensure optimal availability of the unit, a number of checks and inspections on the unit and the field wiring have to be carried out at regular intervals, preferably yearly. This maintenance should be carried out by your local agreed technician. When the unit is not going.... CAUTION • If the product is not used for long time, we strongly recommend NOT TO SWITCH OFF THE POWER SUPPLY to the product.
Maintenance and Service Check the following points before requesting repairs or service.... If the malfunction persist, please contact your dealer. Case AWHP does not operate. The room has a peculiar odor. AWHP does not operate for about 3 minutes when restart. Does not cool or heat effectively. The unit operation is noisy. Steam is raised in unit. Control panel display is faint, or no display at all.
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