OWNER’S MANUAL AIR CONDITIONER Please read this manual carefully before operating your set and retain it for future reference. TYPE : (For High Temperature) Hydro Kit P/NO : MFL67212703 www.lg.com...
Hydro Kit TABLE OF CONTENTS Safety Precautions ...3 Product Introduction ...6 Owner's Instruction ...8 Using Thermostat ...21 Maintenance and Service...24 2 Hydro Kit FOR YOUR RECORDS Model # Serial # Installer's Name Purchased Date READ THIS MANUAL Hydro Kit Troubleshooting Tips PRECAUTION Contact the authorized service technician for repair or maintenance of this unit.
Safety Precautions WARNING CAUTION Always ground the product. For electrical work, contact the dealer, seller, a qualified electrician, or an Authorized Service Center. Do not disassemble or repair the product by yourself. Use the correctly rated breaker or fuse. Do not install the product on a defective installation stand.
Safety Precaution Do not place a heater or other heating appliances near the power cable. Indoor/outdoor wiring connections must be secured tightly and the cable should be routed properly so that there is no force pulling the cable from the connection terminals.
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Two or more people must lift and transport the product. Do not install the product where the noise or hot air from the outdoor unit could damage or disturb the neighborhoods. Do not block the inlet or outlet of air flow.
Product Introduction Product Introduction Typical Installation Scene CAUTION 6 Hydro Kit Water Out Communication Cable Power Cable Gas Side Liquid Side Water In...
Owner's instruction Owner's Instruction Monitoring Information WATER PUMP DEFROSTING MAINTAIN LOWEST TEMPERATURE OUTDOOR CHILD LOCK NO FUNCTION 8 Hydro Kit...
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Owner's instruction CENTRAL CONTROLLER THERMOSTAT SLIGHT TROUBLE HEAVY TROUBLE Ownerʼs Manual 9 Hydro Kit...
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Owner's instruction Programming : Weekly Reservation 18 Hydro Kit Start Time Section Off Time Section...
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<Note> <Start Time Section> Action Start Time From <Start Time Section> Owner's instruction <Off Time Section> Off Time <Off Time Section> Ownerʼs Manual 19 Hydro Kit...
Using Thermostat CAUTION How to use Thermostat Operating Thermostat with Remote Controller • Following features are permitted when thermostat is installed : • Following features are NOT permitted when thermostat is installed : Using Thermostat Ownerʼs Manual 21 Hydro Kit...
Using Thermostat Emergency Operation • Definition of terms • Objective of introducing 'Trouble' • Classified Trouble • Emergency operation level 22 Hydro Kit Hydro kit...
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Using Thermostat • Following features are permitted in emergency operation : • Following features are NOT permitted in emergency operation : • Duplicated trouble : Option trouble with Slight or Heavy trouble • Emergency operation is not automatically restarted after main electricity power is reset. Ownerʼs Manual 23 Hydro Kit...
Maintenance and Service Maintenance and Service Maintenance activities When the unit is not going... CAUTION Call the service immediately in the following situations User must carry routine checkup & cleaning to avoid unitʼs poor performance. In case of special situation, the job must be carried out by the only service person. 24 Hydro Kit...
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Maintenance and Service Troubleshooting Tips! Save time and money! Hydro Kit Hydro Kit Hydro Kit Ownerʼs Manual 25 Hydro Kit...