# SDR 97ZZZX582

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 15, 1997
- Submitted: March 26, 2000
- Operation: General aviation
- Filed by: [Com-Jet, LLC., repair station DM4R133M](https://openairdocs.org/faa-repair-station/DM4R133M/com-jet-llc.md) (OpenAirDocs)
- Make and model: Boeing 727
- Registry model: [Boeing 727](https://openairdocs.org/model/boeing-727) (OpenAirDocs)
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Valve Body
- Part number: 108410
- Condition: Cracked
- Location: Mlg Door Valve
- Component: 1U10B4
- Stage of operation: IN
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/97ZZZX582

## Discrepancy

SEQUENCE VALVE BODY HAS FATIGUE CRACK NEAR PORT VC AND LEAKS WITH 2,500 PSI APPLIED.  BODY IS ALUMINUM.  CASTING UNIT HAS A TOTAL TIME OF 84,556.19 BUT UNKNOWN HOURS ON ACTUAL BODY.

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