User manual MITSUBISHI PLA-A.BA

[. . . ] Do not use any sharp object to push the buttons, as this may damage the remote controller. Never block or cover the indoor or outdoor unit's intakes or outlets. When using the IR wireless remote controller, point it towards the receiver on the indoor unit. If the IR wireless remote controller is operated within approximately two minutes after power is supplied to the indoor unit, the indoor unit may beep twice as the unit is performing the initial automatic check. [. . . ] In the following cases, the actual air direction will differ from the direction indicated on the remote controller display. When the unit is in "STAND BY" or "DEFROST" states. Immediately after starting heater mode (while the system is waiting for the mode change to take effect). In heat mode, when room temperature is higher than the temperature setting. Multi system air conditioner (Outdoor unit: MXZ series) can connect two or more indoor units with one outdoor unit. Accord ing to the capacity, two or more units can operate simultaneously. When you try to operate two or more indoor units with one outdoor unit simultaneously, one for the cooling and the other for heating, the operation mode of the indoor unit that operates earlier is selected. The other indoor units that will start the operation later cannot operate, indicating an operation state in blinking. There might be a case that the indoor unit, which is operating in (AUTO) mode. When indoor unit starts the operation while the defrosting of outdoor unit is being done, it takes a few minutes (max. In the heating operation, though indoor unit that does not operate may get warm or the sound of refrigerant flowing may be heard, they are not malfunction. If you do not have a vacuum cleaner, tap the filters against a solid object to knock off dirt and dust. Take care to rinse off any detergent thoroughly and allow the filters to dry completely before putting them back into the unit. caution: · Do not dry the filters in direct sunlight or by using a heat source, such as an electric heater: this may warp them. Do not wash the filters in hot water (above 50°C, 122°F), as this may warp them. caution: · Before you start cleaning, stop operation and turn OFF the power supply. Indoor units are equipped with filters to remove the dust of sucked-in air. filter removal Caution: · In removing the filter, precautions must be taken to protect your eyes from dust. Also, if you have to climb up on a stool to do the job, be careful not to fall. When the filter is removed, do not touch the metallic parts inside the indoor unit, otherwise injury may result. Pull the knob on the intake grille in the direction indicated by the arrow and it should open. Release the knob on the center edge of the intake grille and pull the filter forward to remove the filter. [. . . ] When heating operation starts, warm air does not blow from the indoor unit soon. During heating mode, the air conditioner stops before the set room temperature is reached. Airflow direction changes during operation or airflow direction cannot be set. When the airflow direction is changed, the vanes always move up and down past the set position before finally stopping at the position. [. . . ]