# SDR UIEA2019122056081

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 18, 2019
- Submitted: December 20, 2019
- Operation: Air carrier
- Aircraft: [N464MC](https://openairdocs.org/aircraft/N464MC), registered now
- Make and model: Boeing 747446
- Aircraft serial: 26341
- Aircraft time: 100,598 hours, 18,846 cycles
- System (JASC): [3530 · Portable Oxygen System](https://openairdocs.org/jasc/3530)
- Part: Oxygen Bottle
- Part number: 9700C1ABF23A
- Part serial: ST89018
- Condition: Empty
- Location: Portable
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2019122056081

## Discrepancy

PORTABLE O2 BOTTLE READS ZERO BESIDE F/A SEAT R2 DOOR. (<P>REMOVED AND REPLACED O2 BOTTLE,<SPAN> AND REGULATOR </SPAN><SPAN>(OFF PART: P/N </SPAN><SPAN>801160-3</SPAN><SPAN>, S/N </SPAN><SPAN>34579</SPAN><SPAN>), </SPAN><SPAN>PER B747 AMM 35-31-00-900-801 AT F/A SEAT R2 DOOR.</SPAN></P>)

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