# SDR 2A6R2026110376102

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 3, 2026
- Submitted: November 5, 2026
- Operation: Air carrier
- Filed by: [Air Methods, LLC, repair station 2A6R933B](https://openairdocs.org/faa-repair-station/2A6R933B/air-methods-llc.md) (OpenAirDocs)
- Aircraft: [N877CR](https://openairdocs.org/aircraft/N877CR), registered now
- Make and model: Urocop EC135T2
- Registry model: [Urocop EC135T2](https://openairdocs.org/model/eurocopter-deutschland-ec135t2) (OpenAirDocs)
- Aircraft serial: 0625
- Aircraft time: 8,129 hours, 27,110 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Part number: L533M1011104
- Condition: Modification
- Location: Zone 100
- Part time: 8,129 hours, 27,110 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/2A6R2026110376102

## Discrepancy

DURING INSPECTION, CORROSION DAMAGE WAS FOUND ON FRAME 1 REQUIRING THE FRAME 1 TO BE REPLACED (P/N: L533M1011104). IN ORDER TO REPLACE FRAME 1, THE UPPER WEB (P/N: L533M1011212) ABOVE THE FEED-THROUGH HOLES IN THE FRAME MUST BE CUT TO ALLOW MULTIPLE WIRE BUNDLES TO FEED THROUGH THE FRAME. SEVERAL REPAIR DOUBLERS WERE THEN FABRICATED FROM 0.040” 2024-T3 ALUMINUM AND INSTALLED OVER THE CUT LINES. A DETAILED DESCRIPTION OF THE APPROVED REPAIR PROCEDURE IS PROVIDED IN AIR METHODS ENGINEERING AUTHORIZATION 23-5300-EA-5883 REV –

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