# SDR DHL2002741013

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 19, 2002
- Submitted: September 19, 2002
- Operation: Air carrier
- Aircraft: N741DH
- Make and model: Boeing 727-2Q9
- Registry model: [Boeing 727-2Q9](https://openairdocs.org/model/boeing-727-2q9) (OpenAirDocs)
- Aircraft serial: 21931
- System (JASC): [3414 · Airspeed/Mach Indicator](https://openairdocs.org/jasc/3414)
- Part: Indicator
- Part number: 2083081
- Part serial: 322
- 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/DHL2002741013

## Discrepancy

1)  REJECTED TAKE OFF DUE TO FIRST OFFICER'S AIRSPEED INDICATED 40 KNOTS SLOWER THAN CAPTAINS. EMERGENCY CHECK LIST COMPLETED.2)  REMOVED AND REPLACED F/O'S AIRSPEED INDICATOR PER M/M 34-12-21 INSPECTED PITOT STATIC SYSTEM, FOUND F/O PITOT TUBE PLUGGED, REMOVED DEBRIS AND CLEANED PITOT TUBE. PERFORMED PITOT STATIC SYSTEM TEST PER M/M 34-11-00. PERFORMED AIRSPEED INDICATORS TEST PER M/M 34-12-12. OPS CHECKED GOOD. A/C OK TO CONTINUE.3)  CREW REJECTED TAKEOFF AT 105 KTS. INDICATED ON CAPT.'S INDICATOR, AMBIENT AIR TEMP 28 C., PRESS. ALT. 1400', A/C WEIGHT 131.5K, REPORTED FULL REVERSE THRUST USED WITH MODERATE BRAKING.	4)  REVIEWED AOM & BMM BRAKE COOLING CHARTS. PER M/M REQUIRES 20 MIN. GROUND TIME FOR

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