BETONPARTSDiagnosis sheet · https://betonparts.com/en/faults/cement-silo/inlet-valve-open/
Cement silos and screw conveyors · Filling and pressure
Inlet valve does not close on alarm
⚠ STOP the equipment until this is fixed.
- Symptom
- Inlet valve does not close on alarm
- Likely cause
- Valve not failsafe, air line bypassed, or sleeve worn.
- Check
- Remove air or power: the valve must close by itself.
- Fix
- Repair; replace with a failsafe-closed valve.
Manual · Book 2 · § 13.1 · 4.1
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.
Plant / site
Machine and serial no.
Date
Checked by
Findings and actions
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