The exhaust is obstructed

Check the exhaust duct. Remove

 

any obstructions

 

 

 

The unit is set in dehumidifying

Set the unit in cooling mode

 

mode

 

 

 

The unit is set to low fan speed

Set the unit to high fan speed

 

Windows or doors are open

Close all windows and doors into

 

the room when the unit is cooling

 

 

 

There are too many people in the

You may need additional cooling

 

room

or another air conditioner

 

There is direct sunshine into the

Close curtains and blinds. Try to

 

minimize the amount of direct

 

room

 

sunlight into the room

 

 

The unit has worked for a long

The room is a kitchen, with many

You may need additional cooling

heat-producing appliances

or another air conditioner

time, but the room is not cold

 

You may need additional cooling

enough

There is a server in the room

or another air conditioner

 

 

 

The room is too large

You may need additional cooling

 

or another air conditioner

 

 

 

There are many electrical

You may need additional cooling

 

appliances in the room

or another air conditioner

 

 

You may need additional cooling

 

The room is not well insulated

or another air conditioner, or you

 

 

may need to add insulation

 

The unit is not level

Make sure the unit is level

The unit is very noisy

The compressor is bad

Call for service

The floor underneath the unit is

Move the unit to a location with a

 

 

uneven

level, even floor

The unit is leaking water onto the

The rubber drain stoppers are not

Install the rubber drain stoppers

floor

installed

 

The unit was tilted, or is not level

Make use the unit remains level

 

 

 

Make sure the exhaust hose is not

 

The unit is unable to work as

over-extended or kinked, that the

The evaporator coils freeze up

efficiently as it needs to

filter is clean, and that nothing is

 

obstructing any of the air inlets

 

 

 

 

 

 

The ambient temperature is too

Use the unit only when the

 

cold

ambient temperature warms up

The unit shows an error code

Various factors

Call for service

beginning with "E"

 

 

Other issues

Various factors

Call for service

18

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EdgeStar AP310SS manual