User manual LG LH-D6240A

[. . . ] 17 PARTS NAME OF REMOTE CONTROLLER . . . . . . . . . . . . . . . . . . . . . . . . . 18 CORRECT USAGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 AUTOMATIC OPERATION (Auto Changeover) . . . . . . . . . . . . . . . . . . . . 21 ADJUSTMENT OF WIND DIRECTIONd . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] If [Service check] is displayed, the mode enters in the trouble history mode. · [01 : Order of trouble history] is displayed in CODE No. · [Check code] is displayed in CHECK window. · [Indoor unit address in which an error occurred] is displayed in UNIT No. CODE No. UNIT No. R. C. No. 1 2 3 Every pushing of [ , ] button used to set temperature, the trouble history stored in memory is displayed in order. REQUIREMENT Do not push CL button because all the trouble history of the indoor unit will be deleted. After confirmation, push button to return to the usual display. 1. Check the troubles according to the above procedure. Ask an authorized dealer or qualified service (maintenance) professional to repair or maintain the air conditioner. More details of the service code are explained in Service Manual. 48 ACCESSORIES Remote controller Screws (two pcs. ) PRECAUTIONS FOR SAFETY WARNING WARNINGS ABOUT INSTALLATION · Make sure to ask the qualified installation professional in electric work to install the air conditioner. If the air conditioner is inappropriate installed by yourself, it may cause water leak, electric shock, fire, and so on. · Do not touch any switches with wet finger, otherwise you may get an electric shock. · Do not place any combustion appliance in a place where it is directly exposed to the wind of air conditioner, otherwise it may cause imperfect combustion. · If the air conditioner won't be used for a considerably long time, turn off the main switch or the circuit breaker, for safety. Disconnect from the power supply prevents the unit from lightning and power supply surge. · Check the concrete blocks, etc. of the base of the outdoor unit occasionally. If the base is left damaged or deteriorated, the unit may topple over and inflict an injury to a person as the worst case. · When cleaning the unit, make sure to turn off the main switch or the circuit breaker beforehand for preventing you from getting injured by the electric fan running inside. For details of cleaning method, refer to "Maintenance" on page 9. · Do not put anything on the outdoor unit nor step onto it. If you do so, it may not only topple over the unit but also injure yourself. [. . . ] Before a check, confirm each bit of the DIP switch is set to OFF position. LED indication and code checking DIP switch SW800 Cycle control P. C. board LED indication D800 D801 D802 D803 Cause Heat exchanger sensor (TE) error Suction sensor (TS) error Discharge sensor (TD) error High-pressure protection error Outdoor temperature sensor (TO) error DC outside fan error Communication error between IPDU Discharge temp. error EEPROM error Communication error between IPDU G-Tr short-circuit protection Detect circuit error Current sensor error Comp. break down Phase missing detection, Detection of coming-off of CT current sensor Serial communication error by thermo. [. . . ]