Whynter ARC-147WF Instruction Manual page 17

Troubleshooting Tips
Many common portable air conditioner problems are easily resolved. Try the troubleshooting suggestions below to see if
the problems can be resolved before having to contact the service department.
Problem
The unit has worked for a
long time, but the room is
not cold enough
The unit is very noisy
The unit leaks water
Fan speed cannot be changed
LED display "E1"
LED display "E2"
The design and specifications are subject to change without prior notice for product
improvement. Any updates to the manual will be uploaded to the service website,
please check for the latest version.
Possible Causes
∧ Windows or doors are open
∧ There are too many people in the
room
∧ There is direct sunshine into the
room
∧ The room is a kitchen or with many
heat-producing appliances
∧ There is a server in the room
∧ The room is too large
∧ The unit is not level
∧ The surface underneath the
unit is uneven
∧ Low power voltage
∧ The unit is tilted or not
leveled
∧ The water tank is full
∧ Fan speed differences are not
very noticeable
• Temperature sensor error
• Coil sensor error
Solutions
∧ Close all windows and doors
∧ You may need additional cooling or
another air conditioner
∧ Close curtains or blinds and try to
minimize the amount of direct sunlight
into the room
∧ You may need additional cooling or
another air conditioner
∧ Make sure the unit is on hard, level and
stable surface
∧ Move the unit to a location with a level
and hard floor
∧ Make sure the wall outlet and support
the required power consumption of the
air conditioner and do not use an
extension cord
∧ Make use the unit is leveled
∧ Drain water from the drain plug at the
back of the air conditioner
∧ The fan speed difference is not very
noticeable when the compressor is on.
Try setting the unit to Fan only mode,
you should be able to hear the difference
between high and low fan speed settings.
• Please contact Whynter Customer
Support
• Please contact Whynter Customer
Support
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