# SDR 97ZZZX3520

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 26, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N434TA](https://openairdocs.org/aircraft/N434TA), registered now
- Make and model: Doug DC-6B
- Registry model: [Doug DC-6B](https://openairdocs.org/model/douglas-dc-6b) (OpenAirDocs)
- Aircraft serial: 44434
- Engine: Pwa CB3
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Cylinder
- Part number: 327627
- Condition: Cracked
- Location: Nr 3 Engine
- Stage of operation: CR
- Nature of condition: E
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/97ZZZX3520

## Discrepancy

FLT 60 - SHUT DOWN NR 3 ENGINE DUE TO BACKFIRING.  MAINTENANCE REPLACED NR 18 CYLINDER AND RETURNED AIRCRAFT TO SERVICE.  (X)

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