# SDR UPS06447091

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 10, 2006
- Submitted: June 14, 2006
- Operation: Air carrier
- Aircraft: N522UP
- Make and model: Boeing 747-200
- Registry model: [Boeing 747-200](https://openairdocs.org/model/boeing-747-200) (OpenAirDocs)
- Aircraft serial: 21936
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Crank Assy
- Part number: 65B100034
- Condition: Broken
- Location: L1 Door
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A, J
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS06447091

## Discrepancy

CLIMBING THRU 20,000 FT HEARD & FELT THUMP L ENTRY DOOR 1 LIGHT CAME ON. DUMPED FUEL.     FOUND L1 DOOR UPPER & LOWER CRANKS BROKEN ON AT SIDE OF DOOR. R/R'D CRANK ASSY, RE-RIGGED PER MM 52-11-01. DOOR OPS NORMAL.

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