# SDR 2005FA0001491

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 1, 2005
- Submitted: November 4, 2005
- Operation: General aviation
- System (JASC): [5514 · Horizontal Stabilizer Miscellaneous Structure](https://openairdocs.org/jasc/5514)
- Part: Bearing
- Part number: EX405RC
- Condition: Corroded
- Location: Horizontal Stab
- Component: Horizontal Stab, Amd
- Component part number: 215904
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2005FA0001491

## Discrepancy

TAILPLANE ACTUATOR EXCEEDED SCREW CASING END PLAY LIMIT OF 0.25 MM AS LISTED IN MM.  DISASSEMBLED UNIT AND FOUND PRESENCE OF WATER CONTAMINATION AND INTERNAL BALL BEARINGS RUSTED.  DATE DISCOVERED 17 AUG 2005.  UNIT SHOULD BE CHECKED INTERNALLY FOR CONDITION OF BALL BEARINGS AND PROPER LUBRICATION.  AT PRESENT, MFG MM PROVIDE NO SCHECULED INTERVALS TO MONITOR BEARING CONDITIONS.  (K)

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