# SDR ASAA2016022815681

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 28, 2016
- Submitted: March 1, 2016
- Operation: Air carrier
- Aircraft: [N577AS](https://openairdocs.org/aircraft/N577AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35186
- Aircraft time: 34,360 hours, 10,240 cycles
- System (JASC): [2840 · Fuel Indicating System](https://openairdocs.org/jasc/2840)
- Part: Compensator
- Part number: 2020201
- Part serial: 6814
- Condition: Failed
- Location: Nr 1 Fuel Tank
- Part time: 34,360 hours, 10,240 cycles
- 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/ASAA2016022815681

## Discrepancy

DURING 800-28EA-16443-1, FOUND NR 1 FUEL QTY SYTEM TEST FAILED.  COMPENSATOR AND NR 1 PROBE ARE BAD.  ACFT GROUNDED.  REPLACED COMPENSATOR PROBE AND NR 1 TANK UNIT, REF AMM 28-41-21.  NR 1 FUEL QTY SYSTEM TEST GOOD, REF AMM 28-41-00-730-801. COMPARISON CHECK GOOD, REF AMM 28-41-00-720-801.

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