Troubleshooting steps
Refer to Kaeser service manual for F-21, check system components
Compressor Error Codes
F-21 – Fault Code
Fault code 21
Details
Fault code F-21 detected on Kaeser compressor. Refer to service manual.
Error typefault
MeaningFault code
Typical causesSystem fault, component issue
SolutionsRefer to Kaeser service manual for F-21, check system components
Severitymedium
Catalog references
Where this appears
KaeserF-21
Utilities
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FAQ
Common questions
What causes F-21?
F-21 indicates a system fault. Consult Kaeser service documentation for causes.
Community
Discussion & Experiences
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