Hitachi RC-AGU1EA0G Manual page 9

The dust and dirt adhering to indoor heat exchanger which is the cause of the smell. They are washed away
by freezing and thawing of the heat exchanger.
FrostWash function can work when the outdoor temperature is 1℃ to 43℃ and Indoor humidity is 30% to 70%.
Operation is started
Normal operation
Operation is
" " lamp on the indoor unit lights up during FrostWash operation.
In order to protect the product, FrostWash function cannot be carried out again for about 60 minutes after
FrostWash operation is completed.
FrostWash(Manual Mode)
When the unit is off, press
Precautions for Use
Do not open windows or doors during
drips down occasionally. This will wet your furniture.
Do not open or remove the front panel during
FrostWash operation does not wash away all dust and dirt.
Hissing, fizzy or squeaking noise may generate during FrostWash operation.
If the air conditioner is continuously running, FrostWash function is not effective.
During FrostWash operation, if power is turned off and then power is restored, FrostWash function will not
restart.
After turning on the power, please wait a moment if you want to start FrostWash.
If On Timer or Off Timer is set, there is a need to cancel those timer before operating FrostWash.
The process of FrostWash
is pressed
FrostWash operation
120min (max)
stopped
(FrostWash) button, manual FrostWash will start.
How to start and cancel FrostWash (Manual mode).
Press the FrostWash button
●
FrostWash operation start with beep sound and "
1
indoor unit.
After one hour, "
●
indoor unit will stop
In order to protect the product, FrostWash function cannot be carried out
●
again for about 60 minutes after the FrostWash operation is completed.
2 Press the (On/Off) button, the operation will stop.
" " lamp on the indoor unit turns off.
operation. Water will condense on the air deflector and
- 9 -
Unit remain in standby mode
FrostWash ends
, FrostWash
" disappears from the LCD. After about two hours, the
operation.
operation. It may cause injury or malfunction.
display on LCD screen.
" lamp light up on the