# SDR ASAA2023102645860

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 26, 2023
- Submitted: October 30, 2023
- Operation: Air carrier
- Aircraft: [N442AS](https://openairdocs.org/aircraft/N442AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 43293
- Aircraft time: 37,058 hours, 11,637 cycles
- System (JASC): [4950 · APU Bleed Air System](https://openairdocs.org/jasc/4950)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2023102645860

## Discrepancy

FA SEATED IN AFT CABIN REPORTS VIBRATION IN FLOOR WHEN WE ARRIVED AT GATE IN SEA AFTER ENGINE SHUTDOWN. CO-INCIDED WITH APU BLEED AIR ON. VIBRATION WENT AWAY WHEN APU BLEED TURNED OFF. GROUNDED - YES. (RESOLVED ON W/O: 1974796 TASKCARD: N/R-00003 ) APU RAN IN ALL CONFIGURATIONS. NO DEFECTS NOTED. OPS CHK GOOD.THIS CLEARS MEL 49-1BPLACARD REMOVEDSEAMC PETER NOTIFIEDS.

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