# SDR QXEA200700115

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 29, 2007
- Submitted: February 6, 2007
- Operation: Air carrier
- Aircraft: N347PH
- Make and model: Dhav DHC8202
- Aircraft serial: 480
- Aircraft time: 22,111 hours, 31,369 cycles
- Engine: Pwa PW123D
- System (JASC): [7321 · Fuel Control/Turbine Engines](https://openairdocs.org/jasc/7321)
- Part: Fuel Control
- Part number: 324485318
- Part serial: C31149V
- Condition: Malfunctioned
- Location: Nr 1 Engine
- Part time: 6,306 hours, 9,315 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QXEA200700115

## Discrepancy

SEA FLIGHT NR 2026 CLIMBING OUT OF AROUND 6000" HEARD ENGINE SURGE-LOOKED AT TORQUE GAUGE AND SWA 130 PERCENT.  FIRST OFFICER NOTICED AND BROUGHT POWER LEVERS AND TORQUE BACK WITHIN 1 SECOND.  PROPS WERE AT 1050.  NO MECHANICAL INPUT FROM PILOTS TO CAUSE SURGE.  ON DESCENT NOTED A SIGNIFICANT 93.4 - 1 KNOB WIDTH POWER LEVER SPLIT AT TORQUE SETTINGS ABOVE 30 PERCENT ENGINE NR 1.  MAINTENANCE REPLACED THE NR 1 ENGINE MFC, NR 1 PROP ASSEMBLY AND NR 1 NH PROBE.  ALL OPERATIONAL CHECK GOOD.  NO SURGE NOTED.  AIRCRAFT RETURNED TO SERVICE.

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