Daikin VRV IV-S RXTQ-TAVJU Series, Руководство по обслуживанию

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Troubleshooting by Error Code SiUS331604E
221 Service Diagnosis
4.56 Central Control Indicator Lamp Blinks (Two blinks)
Error Code
-
Applicable
Models
ON/OFF controller
Method of Error
Detection
DIII-NET communication data is used to detect the error.
Error Decision
Conditions
The indoor unit has no centralized control address set
No indoor unit within the control range
Supposed
Causes
„
The indoor unit has no centralized control address set (Group No.)
„
Control range setting switch set incorrectly
„
Wiring connection error
Troubleshooting
NO
YES
NO
YES
NO
YES
Use the remote controller
to set the centralized
control address for all the
indoor units connected
with the centralized
controller.
Correctly set the control
range setting switch
and concurrently reset
the power supply of all
the centralized
controllers.
Correct the wiring.
Replace the ON/OFF
controller PCB.
Caution
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Is the
indoor unit centralized
control address (group
No.) set?
Is the
control range setting
switch correctly
set?
Is the
connection wiring
broken or wrong?