User manual LG MR-50L

[. . . ] Maintenance and Service . . . . . . . . . . . . . . . . . . . . . . . . . 36 Operation Tips!. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 When the air conditioner is not going. . . . . . . . . . 36 Troubleshooting Tips!. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 Call the service immediately in the following situations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 FOR YOUR RECORDS Write the model and serial numbers here: Model # Serial # You can find them on a label on the side of each unit. Dealer's Name Date Purchased n Staple your receipt to this page in the event you need it to prove date of purchase or for warranty issues. READ THIS MANUAL Inside you will find many helpful hints on how to use and maintain your air conditioner properly. [. . . ] by pressing Press button to check the Room temperature. When setting the desired temperature higher than room temperature, only ventilation wind is blow out instead of cooling wind. h Setting Temp Range : 18°C~30°C (64°F~86°F) Owner's Manual 9 Operating Instructions Standard Operation - Power Cooling It makes the room cool using pleasant and fresh air quickly 1 Press indoor. button to trun on the button 2 Press operation to select cooling mode. button continuously 3 Press'Po' displayed. · Desired temperature: Po (actually 18°C) · Wind flow: power wind · Wind direction: fix to air-cooling position } It make room temperature drop fast by running h Partial product has no power air-cooling function. Standard Operation - Heating Mode It supplies warm wind to the indoor 1 Press indoor. button to turn on the button 2 Press mode. to select Heating (To check the indoor temperature, press the room temperature button. ) 3 Adjust the desired temperature by pressing buttons. When setting the desired temperature lower than room temperature, there is only ventilation wind. · Heating drive only operates at the cooling and heating model. · Heating doesn't operate at cooling exclusive model. 10 Ceiling Cassette-Type Air Conditioner Operating Instructions Standard Operation - Dehumidification Mode It removes humidity while air-cooling weakly. 1 Press indoor. button to turn on the ENGLISH to select 2 Press button mode. Dehumidification The temperature setting can not be adjusted during operation this mode. button to select 3 Press the feeble weak airflow rate medium strong automatic. (The initial wind powerfulness of humidity removal drive is 'weak'. ) · In rainy season or high humidity climate, it is possible to operate simultaneously dehumidifier and cooling mode to remove humidity effectively. · The menu item of wind powerfulness might not be partially selected according to the product. Auto Changeover Mode 1 Press 2 Press button to turn on the indoor. button to select Auto Changeover Mode. 3 The setting temperature as the right side picture can be set in both cooling/ heating model. v Setting Temp Range : 18°C~30°C. Owner's Manual 11 Operating Instructions Standard Operation - Fan Mode It blows the air as it is in the indoor, not the cold wind. 1 Press indoor. 2 Press Mode. button to turn on the button to select Fan pressing button, 3 Every timewind flow in order of you can select feeble weak medium strong automatic. When running ventilation, compressor of AHU doesn't work. · Ventilation drive does not release cool wind but general fan · Because it releases the wind that has no temperature difference from the room, it functions to circulate the inside air. · The menu item of wind powerfulness might not be partially selected according to the product. 12 Ceiling Cassette-Type Air Conditioner Operating Instructions Standard Operation - Auto Operation Mode 1 Press indoor. button to turn on the ENGLISH button to 2 Press intelligence select Artificial Mode. can adjust 3 Youtemperature the as the picture on the right for cooling and heating model. 4 Press willbutton to exit or system automatically release without any input after 25 seconds. When exiting without pressing set button, the manipulated value is not reflected. 18 Ceiling Cassette-Type Air Conditioner Operating Instructions Function setting - Elevation Grill This function is to move the indoor filter up/down for cleaning filter. button 1 Press pressing Repeat icon flash. using button 2 Move to descentbutton will display and press descent icon and the up/down grill will descent. the 3 When up/down grill descents toicon desired position, move to stop suing button and press to stop up/down grill. button ENGLISH button until cleaning is finished, fix the 4 When filter up/down grill, move to ascent filter to the icon using button, and press button to ascent up/down grill. 5 Press setup, it automatically After gets out of setup mode if there is no button input for 60 seconds. When exiting without pressing set button, the manipulated value is not reflected. · Elevation grill function only operates in the indoor unit with the elevation grill. Owner's Manual 19 Operating Instructions Function setting - Filter Sign Clear This function is to clear the indicator of indoor filter cleaning. 1 Pressthe until button repeatedly is flashing. is flashing, press 2 When the clear this display the to · When filter is covered by dust, it will reduce cooling/heating efficiency and accumulate more electric power. do clean the filter whenever cleaning time is expired. h Filter cleaning indication is automatically cancelled without the separate cancellation after certain period of time. 20 Ceiling Cassette-Type Air Conditioner Operating Instructions Function setting - Vane Angle Control This function is to adjust angle at which airflow is blow out. icon button until ENGLISH button to select 2 Press/ 3 / 4 / All / Standard active vane : 1/2 Select Vane number using buttons. [. . . ] Does not cool or heat effectively. Explanation · Have you made a mistake in timer operation?· Has the fuse blown or has the circuit breaker been tripped?· Check that this is not a damp smell exuded by the walls, carpet, furniture or cloth items in the room. · Condensation occurs when the airflow from the air conditioner cools the warm room air. [. . . ]