# SDR 99ZZZX2365

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 3, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Filed by: [Aero Controls, LLC, repair station IU6R626N](https://openairdocs.org/faa-repair-station/IU6R626N/aero-controls-llc.md) (OpenAirDocs)
- Make and model: Boeing 727
- Registry model: [Boeing 727](https://openairdocs.org/model/boeing-727) (OpenAirDocs)
- System (JASC): [2730 · Elevator Control System](https://openairdocs.org/jasc/2730)
- Part: Control Unit
- Condition: Damaged
- Location: Elevator
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99ZZZX2365

## Discrepancy

TWO TYPES OF HOUSING ASSY'S ARE INCORPORATED ON THE CONTROL UNIT, P/N 401-61155-7, WHICH IS MADE OF MAGNESIUM AND WEIGHS 28.48 POUNDS, AND P/N 401-67675-01, WHICH IS MADE OF ALUMINUM ALLOY AND WEIGHS 36.0 POUNDS.  THE LINKAGE LUGS OF THE CONTROL UNIT'S HOUSING ARE BEING FOUND DAMAGED.

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