# SDR ASAA2017022519925

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 25, 2017
- Submitted: February 27, 2017
- Operation: Air carrier
- Aircraft: [N590AS](https://openairdocs.org/aircraft/N590AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35687
- Aircraft time: 34,780 hours, 10,533 cycles
- System (JASC): [2840 · Fuel Indicating System](https://openairdocs.org/jasc/2840)
- Part: Compensator
- Part number: 2020201
- Part serial: 7570
- Condition: Out Of Tolerance
- Location: Nr 1 Fuel Tank
- Part time: 34,777 hours, 10,532 cycles
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2017022519925

## Discrepancy

FOUND EIGHT PROBES OUT OF TOLERANCE IN TANK 1.  ACFT GROUNDED.  R & R THE PROBES IAW AMM 28-41-21.  SYSTEM OPS TESTED NORMAL IAW AMM 28-41-00.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.