Problem & answerI-01
Machine Not Properly Cleaned / Product Residue Found
Likely causes
- Incomplete cleaning or wrong cleaning sequence
- Hard-to-reach areas missed
- Incorrect cleaning tools
- Insufficient inspection
How to fix it
- 1Stop production immediately.
- 2Quarantine any affected product.
- 3Clean the machine completely to the approved SOP, removing residue from contact and non-contact surfaces.
- 4Inspect every station: hoppers, dosing disc, tamping pins, feeder, locking station, discharge chute, vacuum lines and guide tracks.
- 5Request QA inspection; raise a deviation if required.
- 6Complete cleaning records.
It is fixed when
No visible residue; QA approves release.
Stop it coming back
- Use a cleaning checklist for every machine section after every batch.
Did this solve the problem?