Capacity Setting Abnormality - Daikin VRV RXYQ72-384XAYCA Service Manual

Troubleshooting by Error Code

3.25 Capacity Setting Abnormality

Applicable
FXMQ-TA
Models
C6-01
Error Code
Method of Error
This error is detected by checking communication between the PCB (A1P) and the fan
Detection microcomputer.
Error Decision
Based on the communication data, decide whether the combination of capacity setting and the
Conditions type of fan driver is correct.
Supposed
 Defective connection of the capacity setting adaptor
Causes  Wrong field setting
Troubleshooting
271
Be sure to turn off the power switch before connecting or disconnecting
Caution connectors, or parts may be damaged.
Is the indoor
unit PCB (A1P) replaced by
the spare PCB?
YES
Is a proper
capacity setting adaptor
installed when replaced by the
space PCB?
YES
NO
NO
SiUS342004EB
After transmission between
the indoor and the outdoor
PCBs is established, perform
operation again and then
perform diagnosis again.
Install a proper capacity
setting adaptor.
After transmission between
the indoor and the outdoor
PCBs is established, perform
operation again and then
perform diagnosis again.
Part 6 Service Diagnosis