# SDR CA090730009

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 30, 2009
- Submitted: October 23, 2009
- Operation: General aviation
- Make and model: Beech 200BEECH
- Aircraft time: 1,418 hours
- Engine: Pwa PT642A
- Propeller: Hartzl HCE4N3
- System (JASC): [2312 · VHF Communications System](https://openairdocs.org/jasc/2312)
- Part: Switch
- Part number: 993402531
- Condition: Failed
- Location: Comms
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA090730009

## Discrepancy

COMM PUSH TO TALK SWITCHES HAVE VERY POOR LIFE EXPECTANCY IN SERVICE ON COMPANY ACFT, OFTEN ONLY A FEW MONTHS.  ALSO HAVE REJECTED NEW SWITCHES FROM THE SUPPLIER DUE TO POOR QUALITY DETERMINED THROUGH VISUAL INSP ALONE.

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