The data on the card is corrupted, preventing the SIGMA CONTROL 2 from writing new data. Step-by-Step Troubleshooting and Resolution
The card is full of logs and cannot accept new data.
If you have systematically worked through all the steps above (checked the write-protect switch, reformatted the card to FAT32, replaced the card with a known-good one, and confirmed sufficient free space) and the 0003 Y error still appears, the issue is highly likely to be a hardware problem with the SIGMA CONTROL 2 controller itself. kaeser sd card write error top
A alert is a warning that your compressor is operating "blind." It cannot log data.
Ensure the physical write-protection switch on the side of the SD card is in the unlocked position. Acknowledge the Message: Use the Acknowledge button (indicated by a checkmark or similar icon) on the Sigma Control 2 Go to product viewer dialog for this item. to clear the warning after checking the card. The data on the card is corrupted, preventing
Managing a controller requires precise data handling. When you encounter a "SD Card Write Error," it usually indicates a communication failure between the controller hardware and the storage medium. This error can halt data logging, prevent software updates, and disrupt the backup of critical parameters. 🛠️ Immediate Troubleshooting Steps
Once write protection is off, use the Acknowledge button (the key with the circular arrow symbol) on the controller to clear the message. A alert is a warning that your compressor
If it is formatted as NTFS or exFAT, backup any existing files and reformat the card to FAT32.
Go to the tab and click Check under the Error Checking section.
Navigate to sub-menu 5.11 using the arrow direction keys. Step 4: Scroll down to find the line marked Eject SD card .
A "Write Error" on a Kaeser is rarely a fatal compressor failure. In 80% of cases, it is either the physical lock slider or a full card . Try the top-down method above, and you’ll likely have your data logging back online in under five minutes.