# SDR UIEA2019120295964

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 28, 2019
- Submitted: December 2, 2019
- Operation: Air carrier
- Aircraft: [N1427A](https://openairdocs.org/aircraft/N1427A), registered now
- Make and model: Boeing 767306
- Aircraft serial: 28098
- Aircraft time: 80,280 hours, 17,244 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: O-Ring
- Part number: M832481226
- Part serial: NSN
- Condition: Damaged
- Location: Oil Filler Cap
- Stage of operation: IN
- How discovered: V
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2019120295964

## Discrepancy

DURING MAINTENANCE ON APU, EVIDENCE OF OIL LEAK FROM FILLER CAP. FOUND FILLER CAP "O" RING DAMAGED.(<P>REMOVED AND REPLACED FILLER CAP "O" RING IAW AMM 20-10-19. RAN APU AND CHECKED FOR OIL LEAKS, NO LEAKS NOTED AT THIS TIME.</P>)

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