# SDR ASAA2016040616265

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 6, 2016
- Submitted: April 8, 2016
- Operation: Air carrier
- Aircraft: [N457AS](https://openairdocs.org/aircraft/N457AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36355
- Aircraft time: 8,494 hours, 2,779 cycles
- Engine: Cfmint CFM567B27E
- System (JASC): [7220 · Turbine Engine Air Inlet Section](https://openairdocs.org/jasc/7220)
- Part: Bolt
- Condition: Loose
- Location: Fan Duct
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2016040616265

## Discrepancy

NR 2 ENGINE FAN DUCT PANELS AT 5:00, 7:00 AND 8:00 POSITIONS HAVE LOOSE BOLTS, 3 EA PANELS, 1 EA BOLT AT LOCATION.  ACFT GROUNDED.  TIGHTENED BOLTS ON NR 2 ENGINE FAN DUCT PANELS 5, 7, AND 8 O'CLOCK POSITIONS, REF AMM 72-23-07.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.