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N/A Warning

Antminer S19 – Fan Grinding Noise

No error code — physical symptom only

Warning — Should be addressed soon

Affected Models: All Antminer models with axial fans

Symptoms

  • Grinding or rattling noise from fan area
  • Fan RPM may fluctuate
  • Noise worsens over time

Step-by-Step Fix

1

Identify which fan is making the noise by briefly stopping each fan with a finger (be careful).

2

A grinding noise indicates bearing failure — the fan should be replaced soon.

3

Order a compatible replacement fan before complete failure.

4

Replace the failing fan. Do not wait for complete failure as overheating can damage hashboards.

Related Error Codes

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