Fujitsu AB* A12GATH, Design & Technical Manual

Page: 837 / 1124

1-5-3. RB UNIT AUTOMATIC ADDRESS SETTING
This function is available VR-II series.
Caution
●
Please be sure to finish address setting of outdoor unit and indoor unit before performing
the automatic address setting of RB unit.
●
The RB Unit Automatic Address Setting function can be used for a maximum of 64 RB
units installed within the same refrigerant system.
●
When setting addresses automatically, be sure to position “RB AD x10” (SW11), “RB AD
x1” (SW14), “REF AD x10” (SW13) and “REF AD x1” (SW12) at 0 (Factory setting).
●
When a RB unit address is set up, a refrigerant circuit address is also set up at the same
time. (The refrigerant circuit address of an outdoor unit being connected within the same
refrigerant system is set up.)
1) After verifying that the system is operating normally, press the MODE/EXIT button (SW107)
once.
LED105 LED104 LED105 LED104
2) Press the SELECT button (SW108) to display “F3” on the LED104.
LED105 LED104 LED105 LED104 LED105 LED104 LED105 LED104
*1 *1
(The display of the LED104 changes each time the SELECT button is pressed.)
(Monitoring mode) (Setting mode) (Function mode) (Error history mode)
*1 : The “F1” and “F9” modes are used for maintenance, so do not set them in regular
3) When “F3” appears on the LED104, press the ENTER button (SW109).
LED105 LED104
LED105 LED104
A flashing display appears on the LED105.
4) Press the SELECT button (SW108) to display “22” on the LED105.
LED105 LED104 LED105 LED104
- (07-56) -
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