# SDR CA040511007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 10, 2004
- Submitted: June 4, 2004
- Operation: General aviation
- Make and model: Piper PA-31-350
- Registry model: [Piper PA-31-350](https://openairdocs.org/model/piper-pa-31-350) (OpenAirDocs)
- Aircraft time: 14,516 hours
- Engine: Lyc TIO540J2BD
- Propeller: Hartzl HCE3YR2A
- System (JASC): [7414 · Magneto/Distributor](https://openairdocs.org/jasc/7414)
- Part: Magneto
- Part number: 1068291013
- Part serial: 27881962
- Condition: Malfunctioned
- Location: Lt Engine
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA040511007

## Discrepancy

(CAN) ON LT ENGINE RUN UP, MAGNETO TEST FOUND RPM DROP BY 400 RPM.  DURING TROUBLESHOOTING FOUND FAULTY MAGNETO, REPAIRED ON MAY 3/ 2002, 460.1 HRS IN SERVICE SINCE REPAIR.

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