Troubleshooting - Midea PD Series Manual

11 Troubleshooting


In general, possible trouble is classified in three kinds. One is called Starting Failure which is caused from
an electrical defect, another is ineffective Air Conditioning caused by a defect in the refrigeration circuit
and improper application, and the other is called the Structure Damage.
TROUBLES
1. Unit does not Start
when Pressing on/off
Button
2. Unit does not
cool well
3. The unit is noisy
and vibrates too
much
4. The unit makes a
gurgling sound
POSSIBLE CAUSES
P1 Error Code
In COOL mode: room temperature is
lower than the set temperature
The air filter is blocked with dust or
animal hair
Exhaust hose is not connected or is
blocked
The unit is low on refrigerant
Temperature setting is too high
The windows and doors in the room
are open
The room area is too large
There are heat sources inside the
room
The ground is not level
The air filter is blocked with dust or
animal hair
This sound is caused by the flow of
refrigerant inside the unit
SUGGEST REMEDIES
The Water Collection Tray is full. Turn off
the unit, drain the water from the Water
Collection Tray and restart the unit.
Reset the temperature.
Turn off the unit and clean the filter
according to instructions
Turn off the unit, disconnect the hose,
check for blockage and reconnect the
hose
Call a service technician to inspect the
unit and top off refrigerant
Decrease the set temperature
Make sure all windows and doors are
closed
Double-check the cooling area
Remove the heat sources if possible
Place the unit on a flat, level surface
Turn off the unit and clean the filter
according to instructions
This is normal
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