49
10-3-2. Auto Airflow Volume Control Operations and External Static Pressure Setting-
Check Operation
1. Press and hold down the
button for 4 or more
seconds. “ ” will be displayed on the LCD
display.
2. Press the
button to start the test run.
3. Select the operation mode
(Fan) by pressing the
A
(Mode select) button.
Then select the fan speed by pressing the
(Fan speed) button.
NOTE
Auto airflow volume control operations and
external static pressure setting-check operations
will not be performed unless the above settings
are made.
4. The fan motor will be activated and auto airflow volume control operations or external static
pressure setting-check operations will be started.
The power of the airflow will change while these operations are in progress.
The external static pressure setting-check operations and auto airflow volume control
operations will be completed in about 3 to 30 minutes.
“
” display will be disappeared from the LCD display.
5. Press the
button to halt the test run.
A
°
°
1
3
2, 5
01_350221_Eng.indb 49 2023/3/17 10:01:18
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