Setting When Connecting Multiple Indoor Units To A Fs (Flow Selector) Unit - Carrier MMY-MAP0724FT9UL Service Manual

8-4-5. Setting when connecting multiple indoor units to a FS (Flow Selector) unit

Cautions to connection of indoor unit
• When connecting the multiple indoor units to a
single FS unit, it is necessary to set up the CODE
No..
Be sure to set up the CODE No. after setup of
address.
• When connecting the multiple indoor units to a
single FS unit, only group control is available.
For the indoor unit, a remote controller cannot be
individually connected.
• FS unit must be connected to one of the multiple
indoor units which is under group control of a
remote controller. The distance between FS unit
and the indoor unit must be within 49 ft (15 m).
FS unit
Control wiring
Remote controller
between indoor
unit and FS unit
(Within 49 ft (15 m))
Incorrect example of connection
Piping
FS unit
Piping
Control wiring
between
indoor unit
and FS unit
Remote controller
FS unit
Control wiring
between
indoor unit
and FS unit
Remote controller
Piping
Group control
FS unit
Indoor
unit
Incorrect
Group control
Piping
Indoor
unit
Incorrect
How to set up CODE No.
2
5
4
1
Push
4 seconds or more.
ALL
• is displayed in the UNIT No. window.
Indoor
unit
• In this time, the fans of all the indoor units in
the group control start the fan operation.
2
Using the set temperature buttons
, select the CODE No. "
3
Change SET DATA to "
buttons
4
Push
5
Push
– 101 –
.
+ buttons simultaneously for
0E
01
" by the timer
/ .
button.
button. Then the setup finished.
1
3
/
".