Error code
live-operation-lamp-blink OPERATION lamp blink: fault code available
How it shows on the unit Green OPERATION lamp blinking while the fault is present (live indicator table)
Applies to 3 models
What this means
The unit has detected an abnormal condition. A fault code can be read with the remote control after a power reset.
When to call a technician
This fault involves refrigerant, pressure, or electrical work that must be handled by a certified technician under EU F-gas rules. Do not attempt to open the refrigerant circuit, access mains wiring, or adjust pressure components yourself. Contact a qualified installer or servicer for this one.
See the official Daikin manualA deep link to the manufacturer's own PDF for full technical detail. We link to manuals, we never host them.
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