EdgeStar PAC1201W Owner's Manual download pdf (Page 20)

17

Troubleshooting continued

Issue Possible Cause Solution

My air conditioner is

not cooling at all

Unit is not operating in

cooling mode

Set the unit to be in

cooling mode, and

lower the set

temperature (pg. 11)

The compressor is not

on

The compressor may

take up to 3 minutes to

turn on, or longer if it is

too warm

The ambient

temperature is too high

Lower the room

temperature to be

below 90°F degrees

The filter may be dusty

or blocked

Clean the filters.

(pg. 15)

Blocked exhaust port Remove any

obstructions in the

exhaust hose and port

My air conditioner

blows cold air, but

does not lower the

room temperature

The unit is not vented The unit must be

vented. (pg. 4)

The area of the room

is too large

Minimize the size of

the area to be cooled,

i.e. adding a drop

ceiling. Use more than

one unit to cool the

area, or use a larger

unit

Open windows and

doors

Close any open doors

and windows

Too many heat

sources

Remove or shut off

additional heat

sources such as radio

equipment, servers,

etc.

The room/garage may

be inadequately

insulated

Properly insulate the

room to be cooled, i.e.

using fiberglass

The ambient

temperature is too high

The unit may not work

if the room

temperature is above

90°F

Direct sunlight is

heating the room

Close curtains or pull

down blinds, and

minimize the direct

sunlight into the room

The filter may be dusty

or blocked

Clean the filter and

replace it if needed

Dirty condenser coils Carefully vacuum the

coils clean

Obstructed air intake

or exhaust ports

Remove anything

blocking the ports

My unit displays an

Error Code

Sensor error or water

reservoir is full

Read “Error Codes”

section. (pg. 12)

NOTE: If the ambient

temperature is above 90°F

the unit may not blow cold

air.

TIP: Run the unit before it is

needed. For example, run

the unit in the morning

before the area gets hot,

and continue to run the unit

all day long in order to

maintain a low temperature.

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