# SDR CALA2026072618026

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 21, 2026
- Submitted: July 27, 2026
- Operation: Air carrier
- Aircraft: [N24973](https://openairdocs.org/aircraft/N24973), registered now
- Make and model: Boeing 787-9
- Registry model: [Boeing 787-9](https://openairdocs.org/model/boeing-787-9) (OpenAirDocs)
- Aircraft serial: 40941
- Aircraft time: 40,696 hours, 3,856 cycles
- System (JASC): [7830 · Engine Thrust Reverser](https://openairdocs.org/jasc/7830)
- Part: Hinge
- Part number: 721Z356289
- Condition: Missing
- Location: Thrust Reverser
- Stage of operation: IN
- How discovered: V
- Nature of condition: D
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026072618026

## Discrepancy

FOUND MISSING BLOCKER DOOR HINGE COVER MISSING UPON ARRIVAL. REF. IPD DMC-B787-A-78-31-14-020-941A-D.  ITEM 180. HINDGE COVER REQUIRED. PN- 721Z3562-89 REF. LOG PAGE 9682799 FOR DEFERAL OF ITEM.  CDL78AE DURING WALKAROUND FOUND DAMAGED BLOCKER DOOR HINGE PANEL ON #2 ENG INBOARD T/R EXHAUST. SEE PICS REQUESTING CDL78AE FOR ONE MISSING BLOCKER DOOR HINGE PANEL FROM RIGHT ENG INBOARD LEFT T/R HALF LOWER BLOCKER DOOR LOCATION. REMOVED ENG 2 INBD T/R SLEEVE REF DMC-B787-A-G78-31-10-00A-520A-A. REF LP 9089635 FOR INSTALLATION OF NR 2 ENG INBD T/R SLEEVE WHICH COMES WITH NEW HINGE PANELS & BLOCKER DOORS ALREADY INSTALLED.

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