# SDR KCSA2022091525

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 15, 2022
- Submitted: September 16, 2022
- Operation: Air carrier
- Aircraft: [N708CK](https://openairdocs.org/aircraft/N708CK), registered now
- Make and model: Boeing 747-4B5
- Registry model: [Boeing 747-4B5](https://openairdocs.org/model/boeing-747-4b5) (OpenAirDocs)
- Aircraft serial: 25275
- Aircraft time: 104,581 hours, 18,049 cycles
- System (JASC): [5200 · Doors](https://openairdocs.org/jasc/5200)
- Part: None
- Part number: 65B1036014
- Part serial: 000918
- Condition: Unknown
- Location: Flight Deck
- Stage of operation: TX
- 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/KCSA2022091525

## Discrepancy

FLIGHT DECK OVERHEAD HATCH WILL NOT OPEN. REMOVED AND REPLACED FLIGHT DECK OVERHEAD HATCH IAW AMM 52-21-01. OPERATIONS CHECK GOOD.

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