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