DRAFT, needs technical review. Not for publication. The title is our own wording, not the official Paris MoU text.
PSC deficiency code 14108: Oily water separator 15 ppm alarm and stopping arrangements
| Category | MARPOL Annex I (pollution prevention) |
| Related certificate | International Oil Pollution Prevention (IOPP) |
| Main references | MARPOL Annex I Reg. 14 and MEPC.107(49) |
| Typical action codes | 17 (rectify before departure), 30 (detainable) if serious |
| Commonly detainable? | Can be, depending on severity (no statistics claimed) |
What PSC officers look for
- 15 ppm alarm fails test or not connected to stop device
- Bypass line not secured or seal broken
- Crew cannot explain zero discharge policy
- Filter elements overdue
- Flow meter or monitor reading not logged
Typical root causes
- Test skipped to avoid delay
- Unauthorised bypass during heavy bilge load
- Spare elements not stocked
- Chief engineer assumption that manual watch is enough
Corrective action (example)
Restore alarm and automatic stop; renew filters; secure bypass with controlled seal; test discharge monitor and record.
Preventive action (example)
Monthly alarm test in PMS; seal control in SMS with penalty for breach.
Evidence to attach for close-out
- Test record with ppm reading
- Seal log
- Filter change record
- Crew briefing sheet
Related
Generate a close-out report for this finding · Download the CAP template
Official code list: Paris MoU, List of Deficiency Codes (1 July 2026). Action codes: Paris MoU, Inspection outcome. Reviewed by: _pending_ · Review date: _pending_ This page is general guidance, not legal, flag or class advice. Always follow the PSC officer's instructions and your flag and class requirements.