# SDR ZN3R543100

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 12, 2005
- Submitted: December 22, 2005
- Operation: Air carrier
- Filed by: [Honeywell Aerospace US, LLC., repair station ZN3R030M](https://openairdocs.org/faa-repair-station/ZN3R030M/honeywell-aerospace-us-llc.md) (OpenAirDocs)
- Aircraft: N59302
- Make and model: Boeing 737-3TO
- Registry model: [Boeing 737-3TO](https://openairdocs.org/model/boeing-737-3to) (OpenAirDocs)
- Aircraft serial: 23353
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Plenum
- Part number: 9760524
- Part serial: 07590608473001
- Condition: Ruptured
- Location: Apu
- Component: Apu, Honeywell, 85129CKB
- Component part number: 38042814
- Stage of operation: NR
- How discovered: O
- Nature of condition: T
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ZN3R543100

## Discrepancy

TURBINE PLENUM OF APU RUPTURED AT A PREVIOUSLY REPAIRED WELD SEAM.

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