User manual MITSUBISHI MSY-A24NA

[. . . ] : Never insert your finger or stick, etc. : Neverstepontotheindoor/outdoorunitanddonotputanythingonthem. : Be sure to disconnect the power supply plug from the power outlet. : Be sure to shut off the power. Marks and their meanings WARNING: CAUTION : Incorrect handling could cause serious hazard, such as death, serious injury, etc. [. . . ] · It should not be installed by the user since installation requires specialized knowledge and skills. An improperly installed air conditioner may cause water leakage, fire, or electric shock. Provide a dedicated power supply for the air conditioner. · A non-dedicated power supply may cause overheating or fire. Do not install the unit where flammable gas could leak. · If gas leaks and accumulates around the unit, it may cause an explosion. · Do not connect the ground wire to a gas pipe, water pipe, lightning rod, or a telephone ground wire. Improper grounding may cause electric shock. CAUTION Install a Ground Fault Interrupt (GFI) circuit breaker depending on the installation location of the air conditioner (such as highly humid areas). · If the Ground Fault Interrupt (GFI) breaker is not installed, it may cause electric shock. Ensure that the drain water is properly drained. · If the drain passage is improper, water may drip down from the indoor/outdoor unit, wetting and damaging the furniture. The first 30 minutes of operation is test run. Temperature control does not work, and fan speed is set to High. Operation indicator lamp Indication Operation state The operation indicator lamp shows the operation state of the unit. Roomtemperature About 4°F (2°C) or Theunitisoperatingtoreachtheset more away from set temperature temperature About 2 to 4°F (1 to Theroomtemperatureisapproach2°C) from set temingthesettemperature perature Lighted Notlighted Auto restart function If a power failure occurs or the main power is turned off during operation, "Auto restartfunction"automaticallystartsoperationinthesamemodeastheoneset with the remote controller just before the shutoff of the main power. When timer is set, timer setting is cancelled and the unit starts operation when power isresumed. If you do not want to use this function, please consult the service representative because the setting of the unit needs to be changed. En-5 FAN SPEED AND AIRFLOW DIRECTION ADJUSTMENT Vertical airflow direction (AUTO) The vane is set to the most efficient airflow direction: horizontal position. (Manual) For efficient air conditioning, select upper position for COOL/DRY. During COOL/DRY, when the vane is set to position (4) or (5), the vane automaticallymovestohorizontalpositionafter0. 5to1hourtopreventany condensationfromdripping. The vane moves up and down intermittently. (Swing) Press toselectfanspeed. Eachpresschanges fan speed in the following order: (AUTO) (Low) (Med. ) (High) · Two short beeps are heard from the indoor unit when set to AUTO. Press to select airflow direction. Each press changes airflow direction in the following order: (AUTO) (1) (2) (3) (4) (5) (SWING) · Two short beeps are heard from the indoor unit when set to AUTO. Press to select horizontal airflow direction. Each press changes airflow direction in the following order: (SWING) En-6 OPERATING INSTRUCTIONS ECONO COOL OPERATION TIMER OPERATION (ON/OFF TIMER) Press during COOL mode page5tostart ECONO COOL operation. 1 Press or duringoperationtosetthetimer. The unit will turn ON at the set time. The unit performs swing operation vertically in various cycle according to the temperature of the unit. Install all tabs of the air filter. Every year: · Replace it with a new air cleaning filter for best performance. · PartsNumberMAC-2300FT Front panel Donotopenthefrontpaneluppastthelevelposition. · Thepanelmaycomeoffinordertopreventitfrombeingdamaged. [. . . ] Please change fanspeedtohighersetting. Page6 · Are the filters clean?Page8 · Is the fan or heat exchanger of the indoor unit clean?· Are there any obstacles blocking the air inlet or outlet of the indoor or outdoor unit?· When a ventilation fan or a gas cooker is usedinaroom, thecoolingloadincreases, resulting in an insufficient cooling effect. [. . . ]