# SDR DHL2002740004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 27, 2002
- Submitted: August 29, 2002
- Operation: Air carrier
- Aircraft: N740DH
- Make and model: Boeing 727-2Q9
- Registry model: [Boeing 727-2Q9](https://openairdocs.org/model/boeing-727-2q9) (OpenAirDocs)
- Aircraft serial: 21930
- System (JASC): [3410 · Flight Environment Data](https://openairdocs.org/jasc/3410)
- Part: Adc
- Part number: HG480B20
- Part serial: 96112178
- Stage of operation: TO
- How discovered: O
- Nature of condition: O
- Precautionary procedure: C, D, O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DHL2002740004

## Discrepancy

1)  WARNING FLAGS APPEAR IN AIRSPEED, ALTIMETER & VERTICAL SPEED INDICATOR WHEN TAKING RUNWAY FOR TAKEOFF.	2)R&R #2 ADC AND PERFORMED PITOT STATIC LEAK CHECK IAW B727 M/M 34-12-11 AND 34-11-0. NO LEAKS NOTED OPS CHECK NORMAL. TAPE REMOVED.

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