# SDR QXEA2019072200273

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 20, 2019
- Submitted: July 22, 2019
- Operation: Air carrier
- Aircraft: N405QX
- Make and model: Bombdr DHC8402
- Aircraft serial: 4047
- Aircraft time: 42,250 hours, 44,398 cycles
- System (JASC): [6120 · Propeller Controlling System](https://openairdocs.org/jasc/6120)
- Part: Unknown
- Condition: Malfunctioned
- Location: Nr 2 Engine
- Stage of operation: TX
- How discovered: O
- Nature of condition: R
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QXEA2019072200273

## Discrepancy

AFTER ENGINE START AND MOVING CONDITION LEVERS TO MAX. THE #2 PROP HUNG AT 450 RPM FOR 10 SECONDS AND THEN SURGED TO 750 RPM AND THEN SETTLED AT 660 RPM. A POWERPLANT MESSAGE APPEARED ON THE ED. RETURNED TO GATE AND REMOVED FROM SERVICE. FOUND #2 ENGINE FAULT 238 A+B, 230B. C/W FIM TASK 61-20-05-810-829. FAULTS CLEARED AND DID NOT RETURN AFTER OSG TEST. POWERPLANT MESSAGE CLEARED. NO OTHER DEFECTS NOTED. RETURNED TO SERVICE. NO PARTS REPLACED.

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