# SDR 98ZZZX4578

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 6, 1998
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: N3058S
- Make and model: Beech F33A
- Registry model: [Beech F33A](https://openairdocs.org/model/beech-f33a) (OpenAirDocs)
- Aircraft serial: CE1099
- System (JASC): [7810 · Engine Collector/Tailpipe/Nozzle](https://openairdocs.org/jasc/7810)
- Part: Muffler
- Part number: 70121
- Condition: Buckled
- Location: Engine
- Part time: 3,674 hours
- Stage of operation: NR
- Nature of condition: M
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/98ZZZX4578

## Discrepancy

HEATER DUCT FOUND BURNED THROUGH.  UPON INSPECTION OF HEATER/MUFFLER, FOUND HOLES THROUGH WALL OF MUFFLER INTO HEATER AREA.

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