Related Manuals for LG MFL68026703
Summary of Contents for LG MFL68026703
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Page 1: Air Conditioner
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) www.lg.com P/NO : MFL68026703... -
Page 2: Table Of Contents
Air-to-Water Heat Pump Ownerʼs Manual TABLE OF CONTENTS FOR YOUR RECORDS Safety Precautions ......3 Write the model and serial numbers here: Product Introduction ......6 Model # Owner's Instruction ......8 Serial # You can find them on a label on the side of each Using Thermostat ......25 unit. -
Page 3: Safety Precautions
Safety Precaution Safety Precautions 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. -
Page 4: Safety Precaution
Safety Precaution Do not place a heater or other heating Do not allow water to run into electric Do not store or use or even allow appliances near the power cable. parts. Install the unit away from water flammable gas or combustibles near the sources. - Page 5 Safety Precaution CAUTION Two or more people must lift and Do not install the product where it will be Keep level even when installing the transport the product. exposed to sea wind (salt spray) directly. product. • Avoid personal injury. •...
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Page 6: Product Introduction
Product Introduction Product Introduction Name and function of parts 1. Unit 2. Remote controller 3. Water out (PT 25A) 4. Water in (PT 25A) 5. Hole for communication (Ø25) 6. Hole for unit power supply (Ø25) 7. Hole for heater power supply (Ø25) 8. -
Page 7: Remote Controller
Product Introduction Remote Controller 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... -
Page 8: Owner's Instruction
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. -
Page 9: Mode Change
Owner's Instruction Mode Change Turn on the product and select operation mode. Press power button to turn on the product. 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. •... - Page 10 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.
- Page 11 Owner's Instruction Sanitary Water Heating Operation Press repeatedly view button <Sanitary water heating disable> <Sanitary water heating enable> Sanitary water heating operation is operating only on enable condition. During operation, segment will be on. <Sanitary water heating ON> <Note> • This function is not used when the sanitary water tank is not installed. •...
- Page 12 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. Press the programming button repeatedly until silent mode icon is shown. Press left, right button to select menu. “AM/PM or hour”...
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Page 13: Child Lock
Owner's Instruction Child Lock This function is to prevent children or other people from using controller. Press function setting button to enter user setting mode. (The segment will be flashed) Press OK / CLEAR button to finish the selection. The segment will be disappear. During Child Lock, icon and 'CL' will be displayed during 3 seconds whenever entering... - Page 14 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 userʼs input to stop, Quick Sanitary Tank Heating mode will be finished.
- Page 15 Owner's Instruction Error Code display The error code will be displayed on control panel. Slight trouble : Sensor trouble <Display> Heavy trouble : Compressor cycle trouble <Display> Critical error On critical error, the unit will stop unconditionally. At this time, 'CH' and error code No. keep display by turns. <Display>...
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Page 16: Setting Current Time
Owner's Instruction Setting Current Time You can set current time. Keep pressing programming button for 3 seconds to enter Setting current time mode. Press left, right button to adjust the current day. Press down button to move to AM/PM part and adjust it. (The AM/PM segment will be flashed). - Page 17 Owner's Instruction Programming : Setting Simple Reservation You can easily turn-on reservation.(ONLY enable when unit is stand-by.) Press programming button to enter the Programming mode. (the segment flashing) Press up, down button to adjust the reservation time. If you finish the setting, press OK / CLEAR button to complete programming.
- Page 18 Owner's Instruction Screed drying After installing water pipes for under floor heating, user can select screed drying mode for curing the cement Keep pressing programming button for 3 seconds to enter setting screed drying mode. Press programming button to select function code 18.
- Page 19 Owner's Instruction Programming : Setting ON Reservation This function is able to turn-on after a setting time. Press programming button to enter the Programming mode. Repeat pressing button to select [on reservation]. (the segment flashing) Press up, down button to adjust AM/PM. Press right button to move to "Hour"...
- Page 20 Owner's Instruction Programming : Setting OFF Reservation This function is able to turn-off after a setting time. Press programming button to enter the Programming mode. Repeat pressing button to select [off reservation]. (the segment flashing) Press up, down button to adjust AM/PM. Press right button to move to "Hour"...
- Page 21 Owner's Instruction Programming : Weekly Reservation The weekly reservation is active after setting current time. Press programming button to enter the Programming mode. Repeat pressing button to select [Weekly reservation]. (the segment flashing) Press left, right button to adjust the current day.
- Page 22 Owner's Instruction Please refer the process from No.5 to No.7 for setting OFF time. It is same method. If you finish the setting, press setting/cancel button to complete programming. The under bar segment will be created, when it finished. Please refer the process from No.2 to No.10 for setting other day weekly program.
- Page 23 Owner's Instruction Programming : Holiday Reservation This function is to automatically stop the machine working on some days. Press programming button to enter the Programming mode. Repeat pressing button to select [Holiday reservation]. (the segment flashing) Press left, right button to adjust the holiday.
- Page 24 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 ʻ1ʼ...
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Page 25: 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. -
Page 26: Emergency Operation
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. - Page 27 Using Thermostat • Following features are permitted in emergency operation. : Operation On/Off VIEW TEMP button* Temperature adjust button* Sanitary water heating Enable / Disable * : Temperature measured by failed sensor is displayed as ʻ- -ʼ. * : 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.
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Page 28: Maintenance And Service
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. - Page 29 Maintenance and Service Troubleshooting Tips! Save Time and Money! Check the following points before requesting repairs or service..If the malfunction persist, please contact your dealer. Case Explanation • Have you made a mistake in timer operation? AWHP does not operate. •...
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