# SDR ASAA2020071532899

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 14, 2020
- Submitted: July 15, 2020
- Operation: Air carrier
- Aircraft: [N462AS](https://openairdocs.org/aircraft/N462AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36362
- Aircraft time: 23,530 hours, 7,611 cycles
- System (JASC): [7997 · Engine Oil System Wiring](https://openairdocs.org/jasc/7997)
- Part: Connector
- Part number: UNKNOWN
- Condition: Loose
- Location: Nr 1 Engine
- Stage of operation: LD
- How discovered: O
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2020071532899

## Discrepancy

ON LANDING FILTER BYPASS ILLUMINATED (ENGINE 1).  GROUNDED - YES.  INITIAL FAULT CODE 73-31071 FOUND LOOSE CONNECTOR ENG 1 PRESSURE SWITCH.  TIGHTENED CONNECTOR PER AMM 73-21-06-400-801-F00.  PERFORMED ENGINE RUN PER AMM 73-11-02.000-801-F00.

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