Daikin RXYQ96PYDN Service Manual page 467

Troubleshooting (OP: Central Remote Controller)
Troubleshooting
452
Be sure to turn off power switch before connect or disconnect connector,
Caution
or parts damage may be occurred.
Did the
malfunction
occur while in the first test
run using the intelligent
Touch controller?
YES
Is the
Master/Slave setting of the
central equipment
correct?
NO
If the intelligent Touch
controller is used, correct the
setting of the combination of
master and slave units again
while in DIII-NET test run
mode, referring to the
Master/Slave setting table.
Check 8
Reset the power supplies of
every central equipment.
∗
1 Check 8
: Referring to the information on P467.
Check 9
: Referring to the information on P468.
Is the Master/
NO
Slave setting of the
central equipment
correct?
YES
Was the
central equipment
YES
connected once, and then
disconnected, or was additional
central equipment
installed?
NO
Turn ON the power supply of
the central equipment with
MC
" " displayed once again.
MC
Is the " "
displayed again?
NO
Be sure to
refer to the
Master/
Slave
setting
table.
Check 9 Correct the setting of the
combination of master and
∗
1
slave units, and then reset
the power supplies of every
central equipment.
YES
Reset the power supplies of
every central equipment.
MC
With " "
displayed
Replace the central
equipment.
MC
Without " "
displayed
Central equipment: Normal
It is supposed that the
malfunction results from
external factors (e.g. noises)
from other equipment.
SiUS34-801A_b
Troubleshooting