# SDR ASAA2016031315894

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 13, 2016
- Submitted: March 15, 2016
- Operation: Air carrier
- Aircraft: [N513AS](https://openairdocs.org/aircraft/N513AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35192
- Aircraft time: 28,808 hours, 8,695 cycles
- System (JASC): [2840 · Fuel Indicating System](https://openairdocs.org/jasc/2840)
- Part: Compensator
- Part number: 2020201
- Part serial: 8391
- Condition: Failed
- Location: Nr 1 Fuel Tank
- Part time: 28,810 hours, 8,696 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2016031315894

## Discrepancy

FUELER REPORTED LT UNDER WING FUEL GAUGE FLASHING.  ACFT GROUNDED. VERIFIED TANK 1 AND TANK 2 COMPENSATOR BAD FAULTS.  R & R NR 1 TANK COMPENSATOR IAW AMM 28-41-21-400-801.  REPLACED NR 2 TANK COMPENSATOR UNIT IAW AMM 28-41-21-400-801.  FQIS SYS TEST NORMAL, REF AMM 28-41-00-730-801. FQIS COMPARISON CHECK GOOD, REF AMM 28-41-00-720-801. LEAK CHECK OF 532AB, 632AB FUEL PANELS GOOD.

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