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3. How to install the indoor unit
2. Detailed Settings Function
1-4. Operating the Timer Remote Controller (CZ-RTC4)
1-4-1. Setting Item Code "
1.
Press and hold down the
simultaneously for 4 or more seconds.
(
, the Unit No., Item Code and Detailed Data will
blink on the LCD display.)
2.
The indoor unit numbers in the group control will be
sequentially displayed whenever the Unit Select button is
pressed
.
Only the fan motor for the selected indoor unit will operate
during this time.
3.
Specify the "
" item code by pressing the
buttons for the temperature setting buttons and confirm
the values.
("
" set at shipment )
4.
Press the
/
values for the set data.
Refer to Table 2-7 and Fig. 2-8 and select a value
between "
Select "
activated.
5.
Press the
button.
The display will stop blinking and remain illuminated.
6.
Press the
button. The fan motor will stop operating
and the LCD display will return to the normal stop mode.
1-4-2. Auto Airflow Volume Control Operations and External
Static Pressure Setting-Check Operation
1.
Press and hold down the
"
" will be displayed on the LCD display.
2.
Press the
5
3.
Select the operation mode
(Mode select) button.
Then select the fan speed
(Fan speed) button.
NOT E
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
"
,
and
buttons for the time to amend the
" and "
".
" if the auto airflow volume setting is
button for 4 or more seconds.
button to start the test run.
(Fan) by pressing the
by pressing the
button to halt the test run.
Table 2-7 Setting the external static pressure
buttons
15, 22, 28, 36, 45,
56, 60, 73, 90
External static pressure of the rated
air flow volume (Pa)
150
140
130
120
100
/
70
60
50
30
10
No auto airflow volume setting
Auto airflow volume setting
1
3
* Failure to set this parameter may result in decreased
airflow and condensation.
1
3
4
3
5 - 32
VRF SYSTEMS Indoor Unit
Indoor unit
106, 140, 160
150
140
130
120
110
100
70
50
30
10
6
1
1
Item code
b0
1
2
1
4
1
3
4
2
5
4
5
6
2
7
5
8
9
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