# SDR ASAA1159713

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 29, 2011
- Submitted: June 1, 2011
- Operation: Air carrier
- Aircraft: [N558AS](https://openairdocs.org/aircraft/N558AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35177
- Aircraft time: 18,569 hours, 5,455 cycles
- System (JASC): [2822 · Fuel Boost Pump](https://openairdocs.org/jasc/2822)
- Part: Actuator
- Part number: MA20A2027
- Part serial: AA83564A
- Condition: Faulty
- Location: Fuel System
- Part time: 18,569 hours, 5,455 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA1159713

## Discrepancy

NR 1 ENG ON START AT 31 PERCENT AND NO FUEL FLOW ORC & QRH PROCEDURES ACCOMP.   PERFORMED BONDING CKS OF BONDING JUMPER & ACTUATOR REF MM 28 22 11 400 804 FOUND WITHIN LIMITS.  REPLACED LT SPAR VALVE ACTUATOR.  OPS CHECK NORMAL.  A/C OK FOR SERVICE REF AMM 28 22 11 000 804 AND 28 22 11 400 804 OPS AMM 28 22 00 710 801.

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