.
3
System Controller
How to Check Overlapping of Central Address Nos.
(1) Press the
and
buttons at the same time for more
than 4 seconds.
and CODE No. C1 will fl ash.
(2) Select CODE. No. C3 by pressing
,
button
and press
the button.
C3 changes from fl ashing to ON state and
will fl ash.
Then auto overlap checking will start.
(3) If C3 changes from ON to fl ashing and
stops fl ashing
and disappears, there is no overlapping.
Then complete the auto overlap checking mode by pressing the
button.
(4) If some of GROUP No., ZONE No. and UNIT No. fl ash, you
should try again the zone registration.
A) Select CODE No. C1 by pressing
,
but-
ton and press the
button.
B) Select the fl ashing GROUP No. with ZONE and GROUP but-
ton.
Then press the
button and reselect the ZONE, GROUP
and UNIT No.
C) Then complete the auto overlap checking mode by pressing
the
button.
Memory Back-Up Switch
Check the back-up switch is ON on the back of the system controller PCB.
Test Run
(1) Supply power to all indoor units. Next, power on the system controller.
will fl ash, checking the indoor unit addresses automatically.
(2) If the group No. displayed on system controller is not the same as indoor unit No.*
which is connected, see Fig. 3-62 and do the setting again.
* In case of group control, main unit No. only.
Back-up switch
ON
OFF
Back-up battery
Fig. 3-68
Содержание SHAKC64AGB
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