BETONPARTSDiagnosis sheet · https://betonparts.com/en/faults/twin-shaft/crash/
Twin-shaft mixer · Noise and vibration
Sudden loud crash, then rough running
⚠ STOP the equipment until this is fixed.
- Symptom
- Sudden loud crash, then rough running
- Likely cause
- Paddles of the two shafts collided: synchronisation failed.
- Check
- Stop immediately. Check the sync shaft or coupling.
- Fix
- Repair the synchronisation; inspect every arm before restarting.
Manual · Book 1 · § 12.2 · 5.4
Parts you may need
⚠ Every look inside, turn by hand or open step means full lockout first. Never enter a silo or a bin with material in it.
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