# SDR ASAA2018121727448

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 17, 2018
- Submitted: December 19, 2018
- Operation: Air carrier
- Aircraft: [N570AS](https://openairdocs.org/aircraft/N570AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35185
- Aircraft time: 45,209 hours, 13,450 cycles
- System (JASC): [2824 · Fuel Transfer Valve](https://openairdocs.org/jasc/2824)
- Part: Valve
- Part number: 125334D1
- Part serial: AA102606
- Condition: Intermittent
- Location: Fuel System
- Part time: 45,209 hours, 13,450 cycles
- Stage of operation: IN
- 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/ASAA2018121727448

## Discrepancy

TECH SERVICE REQUEST. FOLLOW-UP TO REPORTS OF FUEL IMBALANCE. GROUNDED - YES. REMOVED ENGINE CROSSFEED VALVE ACTUATOR REF AMM 28-22-21. ACCOMPLISHED CROSSFEED VALVE ALIGNMENT CHECK REF AMM 28-22-21-820-801. REINSTALLED CROSSFEED VALVE ACTUATOR REF AMM 28-22-21, ACCOMPLISHED CROSSFEED VALVE FUNCTIONAL TEST REF 28-22-00-730-802, OPS CK GOOD. NO FUEL TRANSFERRED TO NR 2 TANK IN 45 MINUTES.

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