User manual LG A510-U.AE12T

[. . . ] ENGLISH Important safety symbols and precautions: WARNING CAUTION CAUTION Hazards or unsafe practices that may result in severe personal injury or death. Hazards or unsafe practices that may result in minor personal injury or property damage. To reduce the risk of fire, explosion, electric shock, or personal injury when using your air conditioner, follow these basic safety precautions: Do NOT attempt. Unplug the power plug from the wall socket. [. . . ] (2) These operations must always be performed by qualified personnel. For more detailed information, see the Installation Manual. 12_ using your air conditioner Big Duct type_IB_E_33763-1. indd 11 2011-06-09 12:32:32 Internal protections via the unit control system This internal protection operates if an internal fault occurs in the air conditioner. Type Against cold air Description The internal fan will be off to against cold air when the heat pump is heating. The internal fan will be off to against cold air when the heat pump is heating. The compressor will be off to protect internal battery when the air conditioner operates in Cool mode. The air conditioner does not start operating immediately to protect the compressor of the outdoor unit after it has been started. De-ice cycle Anti-protection of internal battery protect compressor ENGLISH If the heat pump is operating in Heat mode, De-ice cycle is actuated to remove frost from an outdoor unit that may have deposited at low temperatures. The internal fan is switched off automatically and restarted only after the de-ice cycle is completed. using your air conditioner _13 Big Duct type_IB_E_33763-1. indd 12 2011-06-09 12:32:32 appendix TROUBLESHOOTING Refer to the following chart if the air conditioner operates abnormally. This may save time and unnecessary expenses. PROBLEM The air conditioner does not operate immediately after it has been restarted. The air conditioner does not work at all. SOLUTION · Because of the protective mechanism, the appliance does not start operating immediately to keep the unit from overloading. The air conditioner will start in 3 minutes. Operate the air conditioner in Fan mode or open the windows to air out the room. · A bubbling sound may be heard when the refrigerant is circulating through the compressor. Let the air conditioner operate in a selected mode. · When you press the Power button on the remote control, noise may be heard from the drain pump inside the air conditioner. · Check if the air conditioner has been cooling for an extended period of time with the air flow blades pointed downwards. Condensation may generate due to the difference in temperature. · · · · Check if your batteries are depleted. Make sure batteries are correctly installed. Make sure nothing is blocking your remote control sensor. Check that there are strong lighting apparatus near the air conditioner. Strong light which comes from fluorescent bulbs or neon signs may interrupt the electric waves. The temperature does not change. [. . . ] Install U-trap at the end of the drainpipe to prevent a nasty 3. Do not install the drainpipe to upward position. It may cause water flow back to the unit. 1~1. 5m Hanger H50mm Drain Pipe Cleaning hole 1H 2 Ceiling Horizontal drainpipe more than 1/100 slope With the drain pump 1. The drain pipe should be installed within 300mm to 550mm from the flexible hose and then lift down 20mm or more. water flow back to the indoor unit. Wired Remote Control 2. [. . . ]