# SDR USAA2013102100009

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 20, 2013
- Submitted: October 21, 2013
- Operation: Air carrier
- Aircraft: N427US
- Make and model: Boeing 737-4B7
- Registry model: [Boeing 737-4B7](https://openairdocs.org/model/boeing-737-4b7) (OpenAirDocs)
- Aircraft serial: 24549
- Aircraft time: 64,471 hours, 42,957 cycles
- System (JASC): [7532 · Compressor Bleed Valve](https://openairdocs.org/jasc/7532)
- Part: Motor
- Part number: 7064004
- Part serial: 11594V
- Condition: Faulty
- Location: Bleed Valve
- Part time: 58,382 hours, 39,147 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: R, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA2013102100009

## Discrepancy

CREW REPORTED A NR 2 ENGINE SURGE AT CLIMB POWER, IDLE THRUST OK.  DECLARED AN EMERGENCY AND DIVERTED.  OVERWEIGHT LANDING, TOUCH DOWN LESS THAN 200 FEET PER MINUTE.  NOT A HARD LANDING.  SMOOTH LANDING.  MAINTENANCE R & R THE NR 2 ENGINE BLEED VALVE FUEL GEAR MOTOR IAW AMM 75-32-01.  ALSO, R & R NR 2 ENGINE BLEED VALVE AND MASTER BALL SCREW ACTUATOR IAW AMM 75-32-05, PB401 AND SENSOR IAW AMM 73-21-02, PB401. PERFORMED ENGINE RUN IAW AMM 71-00-01, PB201.  OPS CHECK GOOD.

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