3
3
- 5
8
Control of 3-WAY FLOW LOGIC
4. System Controller / NRSC-FL
(1) Press the
and
buttons at the same time for more than 4
seconds.
and CODE No. C1 will flash.
(2) Select CODE. No. C3 by pressing
,
(
) button and
press the
button.
C3 changes from flashing to ON state and
will flash. Then
auto. overlap checking will start.
(3) If C3 changes from ON to flashing and
stops flashing 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. flash, you should
try again the zone registration.
Select CODE No. C1 by pressing
,
(
) button and
press the
button.
Select the flashing GROUP No. with ZONE and GROUP button.
Then press the
button and reselect the ZONE, GROUP and
UNIT No.
Then complete the auto. overlap checking mode by
pressing the
button.
Fig. 3-41
1
2
3
(1) Supply power to all indoor units. Next, power on the system controller.
will flash, checking the indoor unit address automatically.
(2) If group No. displayed on system controller is not same as indoor unit No.*
which is connected, see Fig. 7 and do the setting again.
*In case of group control, main unit No. only.
Back-up switch
ON
OFF
Back-up battery
■
How to Check Overlappin
g
of Central Address Nos.
■
Test Run
04-218 Airwell-3_p39-60.qxp 01/06/2007 13:13 Page 58