# SDR ASAA2022053038468

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 30, 2022
- Submitted: May 31, 2022
- Operation: Air carrier
- Aircraft: [N491AS](https://openairdocs.org/aircraft/N491AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 44109
- Aircraft time: 24,253 hours, 7,664 cycles
- Engine: Cfmint CFM567B27E
- System (JASC): [7220 · Turbine Engine Air Inlet Section](https://openairdocs.org/jasc/7220)
- Part: Insert
- Part number: UNKNOWN
- Condition: Defective
- Location: #1 Engine
- 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/ASAA2022053038468

## Discrepancy

REF TC 78472000, DURING INSPECTION FOUND ONE LOOSE FASTENER ON #1 ENG, #5 FAN DUCT PANEL (WITH LPTACC SCOOP) GROUNDED - YES. REMOVED #1 ENG #5 FAN DUCT PANEL PER B737-900 AMM 72-23-07. REMOVED MID O/B INSERT AND INSTALLED NEW PER CFM SOPM 70-42-13. INSTALLED #1 ENG #5 FAN DUCT PANEL PER AMM 72-23-07.

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