Setting group for 1 remote control unit
•
• •
• When using a remote control thermostat, the thermostat
setting is used for all indoor units in the group.
•
• •
• During group control, up to a maximum of 16 indoor units
can be connected. (Do not mix heat pump units and
cooling-only units.)
•
• •
• Do not mix manual settings and automatic settings. (manual
settings take priority.)
•
• •
• The master unit and slave units can be centralized
controlled during group control.
Automatic setting for group control
•
• •
• If the power supplies for indoor units which are connected
are turned on simultaneously, the indoor unit numbers will
Automatic address resetting for group control
Set the DIP switches 1 to 4 to OFF and stop the operation.
Then press the “AIR SWING AUTO”“OPERATION” and “Air
conditioner No.” buttons simultaneously. Then addresses will
be momentarily reset, and then automatic address setting will
be carried out once more.
be determined automatically after approximately 1 minute.
(DIP switch settings are not necessary.)
NOTE:
•
• •
• Correct wiring connections are a basic requirement for
automatic setting. If the wires are connected incorrectly
when the power is turned on, the settings will not be made
correctly and operation will not be possible.
•
• •
• When address numbers are set automatically, you will not
know which address number corresponds to which indoor
unit.
•
• •
• Do not turn off the power supply for at least 1 minute during
automatic address setting, otherwise the settings will not be
made correctly.
Note with regard to the Mini-cassette
When carrying out group control of a Mini-cassette system
using a single wireless remote control, be sure to disconnect
the connectors for all receptor circuit boards except the one for
indoor unit. No. 1, before turning on the power. (The same
action as for the slave units in twin and triple systems is
necessary.)
24 GROUP CONTROL
53
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