# SDR UIEA2020020310160

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 1, 2020
- Submitted: February 3, 2020
- Operation: Air carrier
- Aircraft: [N1427A](https://openairdocs.org/aircraft/N1427A), registered now
- Make and model: Boeing 767306
- Aircraft serial: 28098
- Aircraft time: 80,646 hours, 17,378 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Warning Message
- Condition: False Activation
- Location: Duct Pressure
- Stage of operation: NR
- How discovered: 9
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2020020310160

## Discrepancy

L DUCT PRESS DROPS TO 10 PSI WHEN L ENG ANT-ICE SELECTED.(<P>PERFORMED AIR SUPPLY BITE IAW 36-23-00, NO DEFECTS NOTED. PERFORMED VISUAL INSPECTION OF TAI AND ANTI-ICE DUCTING IAW 30-11-02, NO DEFECTS NOTED. PERFORMED ENGINE RUN & CYCLED ANTI-ICE SEVERAL TIMES, NO DEFECTS NOTED. OPERATIONAL CHECK GOOD.</P>)

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