# SDR MALA020269

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 7, 2002
- Submitted: May 9, 2002
- Operation: Air carrier
- Aircraft: N367PX
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 340B271
- System (JASC): [3414 · Airspeed/Mach Indicator](https://openairdocs.org/jasc/3414)
- Part: Indicator
- Part number: 640608901
- Part serial: 3911
- Condition: Defective
- Location: Cockpit
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MALA020269

## Discrepancy

DURING FLIGHT 3036 WHILE CRUISING, FLIGHT AT 22,000 FT AND -20 DEGREES CELSIUS THE F/O AIRSPEED INDICATOR INCREASED SLOWLY TO 350 KIAS NO OVERSPEED WARNING WAS TRIGGERED, CAPT AND STBY AIRSPEED INDICATOR OPERATES NORMALLY.  AIR RETURN TO MSP.  MAINTENANCE DRAINED AND PURGED W/DRY NITROGEN NR 2 PITOT SYSTEM, REMOVED AND REPLACED NR 2 ASI.  NR 2 PITOT STATIC SYSTEM AND NR 2 ASI TEST GOOD IAW SF340 MM CHAP 34.  PITOT HEAT TEST GOOD.

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