The unit will draw in the warm air from the room and push it through the coil.
The inside parts cool the air, the outside parts release the hot air..
filter has the potential to impair the airflow that the AC unit is pumping through the room.
The first thing to do is locate the drain pan and check that it's draining the water effectively.
the electrics have grown to dangerous stage, then you have problem within the unit.
If so, then the fan may be malfunctioning due to the capacitor being unable to start the motor from working..
They are the part of the machine that removes the heat and adds the cold to the air..
check the coil.
try hosing the outside section of the unit down.
The contactor is the part of the unit that powers the rest into working correctly.
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