# SDR 20010613CW001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 22, 2001
- Submitted: June 13, 2001
- Operation: Air carrier
- Aircraft: N321GL
- Make and model: Lear 25D
- Registry model: [Lear 25D](https://openairdocs.org/model/gates-learjet-25d) (OpenAirDocs)
- Aircraft serial: 289
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Diode
- Condition: Failed
- Location: Flap Sys
- Stage of operation: NR
- How discovered: O
- Nature of condition: F, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/20010613CW001

## Discrepancy

FLAP CIRCUIT BREAKER POPS WHEN FLAPS ARE SELECTED DOWN.   CORRECTIVE ACTION:  FOUND DIODE ON TB-28 IN RIGHT MAIN LANDING GEAR.  WHEEL WELL SHORTED.  INSTALLED NEW DIODE.   PROBABLE FAILURE RELATED TO DIODE AND PC BOARD BEING EXPOSED TO ALL WEATHER ELEMENTS, CORROSION.

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