EdgeStar AP410W User Manual
Page 20

Troubleshooting
If the portable air conditioner is not working properly, it is usually due to a minor 
problem that the user can handle. Before calling customer service, refer to the 
following chart for troubleshooting: 
Problem
Possible Causes
Solutions
The plug is not properly 
installed into a power outlet 
Plug the unit in properly.
There is insufficient amperage 
in the power circuit to start 
the unit. 
Check your fuses (refer to the 
rating label on the back of the 
unit for Amp draw) 
The water reservoir is full.
Drain the water reservoir.
The air conditioner will
not function at all
The LCDI plug is tripped
Press the reset button on the 
plug 
The exhaust hose is kinked or 
corkscrewed 
Make sure the exhaust hose is 
straight and as short as 
possible 
The unit is too close to a wall 
or some other obstacle. 
The unit should be at least 20" 
away from walls and other 
obstacles. Move the unit. 
The unit is covered.
The unit will overheat if the 
air intake or exhaust ports are 
obstructed. Remove the 
obstruction. 
The "Timer off" function was 
activated. 
Press the power button to turn 
the unit back on. 
The air conditioner starts
and then cuts out.
The room temperature is 
outside the operational range 
of 61° - 97°F 
Use the unit within the 
operational range of 61° - 
97°F 
Room is too large
Use the unit in a smaller 
room. 
There is direct sunlight into 
the room. 
Close curtains or pull down 
blinds; minimize the direct 
sunlight into the room. 
Windows or doors are open.
Close the windows or doors.
There are additional heat 
sources in the room, e.g., 
servers, computer equipment, 
etc. 
Remove the additional heat 
sources. 
The air conditioner does
not seem to cool
effectively.
The filter is dusty or 
otherwise blocked. 
Clean the filter
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