# SDR 98ZZZX1050

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 12, 1998
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N18TP](https://openairdocs.org/aircraft/N18TP), registered now
- Make and model: Piper PA-34-200T
- Registry model: [Piper PA-34-200T](https://openairdocs.org/model/piper-pa-34-200t) (OpenAirDocs)
- Aircraft serial: 347970431
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Link Assy
- Part number: 9582900
- Condition: Defective
- Location: Nlg Downlock
- Part time: 5,174 hours
- 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/98ZZZX1050

## Discrepancy

DOWNLOCK SPRING WEAK, CAUSED DOWNLOCK KNUCKLE TO NOT GO TO OVER-CENTER LOCK POSITION.  PIN HAD WEAR OF .005 INCH.  COUPLE THIS WITH WEAK SPRING AND PLAY, ENOUGH TO ALLOW NLG TO COLLAPSE ON ROLL-OUT.  FAA RECORDS SHOW SAME TYPE ACCIDENT 1974 - IN A SENECA I AIRCRAFT.

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