# SDR MALA050390

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 27, 2005
- Submitted: April 28, 2005
- Operation: Air carrier
- Aircraft: N403XJ
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 340B403
- Aircraft time: 20,247 hours, 22,000 cycles
- System (JASC): [7700 · Engine Indicating System](https://openairdocs.org/jasc/7700)
- Part: Switch
- Condition: Broken
- Location: Cockpit
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MALA050390

## Discrepancy

AIR TURNBACK- CTOT SWITCH BROKE OFF AFTER TAKEOFF.  REMOVED AND REPLACED CTOT PANEL P/N BOTH 7239060-503, S/N ON 872621, S/N OFF 0339 NEEDS OPS CHECK LB 9850.  OPS CHECKED CTOT SYSTEM IAW AMM CH 71-00-00-5.

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