# SDR ASAA2022122641318

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 26, 2022
- Submitted: December 30, 2022
- Operation: Air carrier
- Aircraft: [N565AS](https://openairdocs.org/aircraft/N565AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35181
- Aircraft time: 58,878 hours, 17,517 cycles
- Engine: Cfmint CFM567B27
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Fault Code
- Condition: False Activation
- Location: Nr 1 Engine
- Stage of operation: IN
- How discovered: 9
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2022122641318

## Discrepancy

WHILE ACCOMPLISHING ASA T/C 78273000 FAULT CODE APPEARED ON #1 ENGINE. FAULT CODE 73- 30791 PS3 SIGNALS DISAGREE SHORT TERM FAULT. MUST BE CORRECTED IN 50 FLIGHT HOURS. GROUNDED - YES.  ACCOMPLISHED B737-800 FIM TASK 73-26, 806 STEP B(2). CLEARED PS3 LINE OF MOISTURE AND VERIFIED NO OBSTRUCTION OF WEEP HOLE. FAULT NO LONGER PRESENT. COMPLETED REPAIR CONFIRMATION, EEC TEST, TEST PASSED, NO FAULTS FOUND.

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