# SDR 2A6R2023102468501

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 21, 2023
- Submitted: October 24, 2023
- Operation: General aviation
- Filed by: [Air Methods, LLC, repair station 2A6R933B](https://openairdocs.org/faa-repair-station/2A6R933B/air-methods-llc.md) (OpenAirDocs)
- Aircraft: [N146HC](https://openairdocs.org/aircraft/N146HC), registered now
- Make and model: Bolkms BK117C2
- Aircraft serial: 9069
- Aircraft time: 9,615 hours, 31,941 cycles
- System (JASC): [5346 · Fuselage, Powerplant Attach Fittings](https://openairdocs.org/jasc/5346)
- Part: Beam
- Part number: 1172230938
- Condition: Chafed
- Location: Zone 200
- Part time: 9,615 hours, 31,941 cycles
- 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/2A6R2023102468501

## Discrepancy

DURING 800 HOUR INSPECTION, FOUND CHAFE DAMAGE TO THE RH ENGINE DECK CENTER BEAM LOWER CAP (PN: 117-22309-38) WAS IDENTIFIED NEAR THE FORWARD EDGE OF THE PART AND IN AN AREA MEASURED TO BE APPROXIMATELY 0.80” X 0.20” IN SIZE WITH THE DEEPEST CHAFE BEING APPROXIMATELY 0.025” DEEP.  THE DAMAGE WAS REPAIRED VIA BLENDING AND A REPAIR DOUBLER INSTALLATION.  A DETAILED DESCRIPTION OF THE DAMAGE AND APPROVED REPAIR PROCEDURES ARE PROVIDED IN AIRBUS REPAIR DESIGN APPROVAL SHEET RDAS-BK117-53-2023-2473, ISSUE A DATED 17 AUG 2023.

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