The SD card write error (Message No. 0300 W) on a Kaeser compressor typically occurs with the SIGMA CONTROL 2 system. It indicates that the controller is unable to save data to the inserted SD card. Common Causes & Solutions
Clean the gold pins with a soft, dry cloth or contact cleaner. System error kaeser sd card write error top
I can guide you through the specific menu steps once you're at the machine. User Manual - Air Solutions Canada The SD card write error (Message No
: If the error persists, use a computer to format the card to Verify Access Levels : Saving data to the SD card generally requires Password Access Level 2 to be activated on the controller. Safe Ejection Common Causes & Solutions Clean the gold pins
Defective Memory Card: The card has reached its end of life or has internal hardware failure. Fix: Replace it with a new, compatible SD card.
Prevention is the Best Solution