Haier AS25THMHRA Operation Manual page 8

Operation
SELF-CLEAN Operation
◆Functional description
the purpose of this function is to clean the evaporator.
◆Entry and exit：
Press SELF CLEAN button to enter this function, then
it will display "CL" on the panel of the indoor unit and also
on the remote controller. Maximum running time not more
than 25 minutes, this function will exit automatically with
the " Pi " sound twice, then the unit return to original state.
Under operation process of SELF CLEAN, press the button
repeatedly is invalid and cannot exit, please press the
"power" button or swift to other mode to exit.
◆ Note:
1.This function is invalid in timer / sleep mode.
2.After this mode starts, the air volume may reduce or
even have no airflow,or even cold airflow blowing.
3.It is normal if the unit make some sound like expand with
heat and contract with cold.
4. The "CL" display time may last differently on the remote
controller and panel.
5.If the outside ambient temperature below zero, error
code "F25 "may be occurred during self-cleaning operation ,
which is normal protection, please turn off the power
and to restart after 10 seconds .
6.The best condition to run this mode: the temperature is
20℃~27℃ and the humidity is 35％~60％ in the door,
the temperature is 25℃~38℃（cooling season）out the
door.
7.It is hard to frost if the air is too dry(humidity＜20%). and
if the humidity is too high(humidity＞70%).the condensate
water may increase, which may move away some frost.
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