# SDR HVUA001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 3, 2009
- Submitted: September 4, 2009
- Operation: Air carrier
- Aircraft: [N4079H](https://openairdocs.org/aircraft/N4079H), registered now
- Make and model: Piper PA-31-350
- Registry model: [Piper PA-31-350](https://openairdocs.org/model/piper-pa-31-350) (OpenAirDocs)
- Aircraft serial: 318152074
- Aircraft time: 4,865 hours
- System (JASC): [5350 · Aerodynamic Fairings](https://openairdocs.org/jasc/5350)
- Part: Arm
- Part number: AN3H5A
- Condition: Sheared
- Location: Steering Sys
- Part time: 4,865 hours
- Stage of operation: IN
- 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/HVUA001

## Discrepancy

DURING ROUTINE INSP, FOUND (2) OF THE (3) BOLTS SECURING NOSE GEAR STEERING ARM SHEARED OFF. THE AN6H-40 WAS SECURING THE ARM ALONG WITH ONE AN3H5A.  MFG ON LATER SN USED AN4H BOLTS RATHER THEN AN3H BOLTS. OVER STEER CAM WAS SEIZED TOGETHER. THE STEERING ARM (PN55193-10) TO  PLATE ASY. (PN55192--005) SHOULD BE REMOVED AND LUBRICATED ON AN ANNUAL BASIS OR MORE OFTEN. MFG ONLY RECOMMENDS LUBRICATING THE CAM "UPON INSTALL."

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