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User Guide | Optyma™ iCO2
Error code
Remote control:
–
7-segment display:
1.Applicable model
All models
2.Error detection method
When the contact signal is input
to CNS3, CNG1 and CNG2 on
the control PCB of condensing
unit.
3.Condition of error displayed
Same as above
4.Presumable cause
・Occurrence of emergency stop
factor
Note: The condensing unit detected the emergency stop signal sends the command to make [All stop].
© Danfoss | Climate Solutions | 2023.01 | LCA012A030
LED
Green
Condensing
Keep
unit
flashing
E63
5.Troubleshooting
Save the Mente PC data of 30
minutes before stopping
contact signal input to
CNS3, CNG1 and CNG2 on
the control PCB?
Red
Content
1-time
flash
Diagnosis
Dose the
Emergency stop
Countermeasure
・ Check the operation
status and record it.
・ Check it occurs soon
after power ON or during
operation or during
stopping.
Replace control PCB
NO
Check the cause for
YES
occurring emergency stop.
(It is better to have the data
of 30 minutes before
stopping for checking.)
BC408445719305en-000101 | 69
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