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Hitachi HCWA21NEWH - Button Lock; Filter Clean Reset; Clock Set

Hitachi HCWA21NEWH
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12
Clock set
Weekday
Hour
MinuteMinute
When the clock value is not consistent with the actual time, the clock shall be set.
Setting method:
Press and hold " " button repetitively until icon blinks to
enter clock set mode. Set the clock in the following
sequence:
Press " / " button to select the desired Minute,
press " " button to set next item.
Set HOUR/WEEKDAY by the same method as setting MINUTE.
Press “ ” button or wait for 30s without operation to confirm.
1
2
3
After the wired controller setting is completed, lock buttons to
avoid wrong operation by children and others. User settings
are overwritten with lock function. All operations are disabled
after button lock function has been set.
Button lock
How to activate:
Press and hold “ and " " buttons simultaneously for 5s to activate button lock function, and icon will be
displayed on the LCD.
How to cancel:
Press and hold and " " buttons simultaneously for 5s again to unlock, and icon will disappear from
the LCD.
FILTER CLEAN screen prompt is only available for some models. For details, please refer to indoor unit manuals.
Be sure to stop the operation and turn off the power supply before performing any cleaning.
Filter clean reset
When is displayed on LCD, indicates that the filter needs
to be cleaned.
Please contact professional staff to perform cleaning.
After cleaning, press and hold “ ” and “ ” button for 5s to reset warning prompt.
(available for models equipped with filter clean prompt function; only professional staff should operate this function.
Function set
:

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