# SDR 99ZZZM420

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 18, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N295M
- Make and model: Cvac 2405
- Aircraft serial: 64
- Engine: Pwa CB3
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Cylinder
- Part number: 327629
- Condition: Cracked
- Location: Nr 1 Engine
- Stage of operation: CR
- Nature of condition: E
- Precautionary procedure: E, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99ZZZM420

## Discrepancy

IN CRUISE, NR 1 ENGINE BEGAN TO BACKFIRE, POWER REDUCED RETURNED TO DEPARTURE AIRPORT AND LANDED.  FOUND NR 1 CYLINDER CRACKED AND EXHAUST PUSHROD BROKEN CYLINDER AND PUSHROD REPLACED AND AIRCRAFT RETURNED TO SERVICE.  (M)

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