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2. Detailed Settings Function
5
VRF SYSTEMS Indoor Unit
Design of VRF SYSTEMS
3. How to install the indoor unit
NOTE:
Failure to set this parameter may result in decreased
airflow and condensation.
1-4. Operating the Timer Remote Controller
(CZ-RTC4)
How to set the external static pressure
1. Press and hold down the
buttons 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 buttons for the time to amend the
values for the set data.
Refer to Table 2-15 and Fig. 2-13 and select a value
”.“
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.
Table 2-15 Setting the external static pressure
15 22 28 36 45
56
External static pressure of the
rated air flow volume
Indoor unit type
10 Pa
30 Pa
15 Pa
30 Pa
15 Pa
40 Pa
Item code Set data
1
5
6
2
1
4
1
3
1
4
, and
/
/
SM830232-02_欧州向けVRF Indoor SM&TRSM.indb 42 17/03/08 18:34:05
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