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Troubleshooting by Remote Controller
Si20-701_B
441
YES
Reset the power
supplies of every
centralized
controller.
For the intelligent
Touch Controller,
register the air
conditioner again
while in DIII-NET
test run menu.
NO
Can
the setting of
centralized control
group No. be
made?
Was
the
centralized control
group No. for indoor
unit changed?
NO
Check whether
or not there are
no problems with
the transmission
wiring length,
types of cables
and wires,
number of units
connected, and
others. If no
problems,
replace the
indoor unit PCB.
YES
Make correct
setting of the
centralized
control group No.
A
B