# SDR UPS05845520

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 27, 2005
- Submitted: September 30, 2005
- Operation: Air carrier
- Aircraft: N703UP
- Make and model: Doug DC-8-71F
- Registry model: [Doug DC-8-71F](https://openairdocs.org/model/douglas-dc-8-71f) (OpenAirDocs)
- Aircraft serial: 45939
- System (JASC): [3411 · Pitot/Static System](https://openairdocs.org/jasc/3411)
- Part: Indicator
- Condition: Inoperative
- Location: Cockpit
- Stage of operation: CL
- How discovered: O
- Nature of condition: G
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS05845520

## Discrepancy

ALL 3 (CAPT'S, FO'S & ALTERANTE) AIRSPEED INDICATIONS ARE UNRELIABLE. AIR TURN BACK - EMERGENCY DECLARED.  REPLACED STANDBY ALT/AIRSPEED INDICATOR PER MM 34-11-02-4. R&R AUXILIARY PITOT STATIC DRAIN. SYSTEM OPS CKS NORMAL IAW AMM 34-12-00-5.

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