# SDR QXEA2016062700410

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 27, 2016
- Submitted: June 30, 2016
- Operation: Air carrier
- Aircraft: N418QX
- Make and model: Bombdr DHC8402
- Aircraft serial: 4143
- Aircraft time: 23,247 hours, 24,857 cycles
- System (JASC): [2820 · Aircraft Fuel Distribution System](https://openairdocs.org/jasc/2820)
- Part: Coupling
- Part number: B0305080A16
- Condition: Loose
- Location: Lt Wing
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QXEA2016062700410

## Discrepancy

AT CRUISE FLIGHT OF 23,000, THE NR 1 ENGINE FUEL PRESSURE CAUTION FLASHED ON AND OFF ABOUT 12 TIMES. DID NOT SELECT THE NR 1 AUXILIARY PUMP ON, DUE TO THE CAUTION FLASHING ON FOR LESS THAN 1-2 SECONDS EACH TIME.  DIVERTED AND ACCOMPLISHED UNEVENTFUL LANDING.  FOUND NR 1 ENGINE CHANNEL A AND CHANNEL B FAULT 911, LOW FUEL PRESSURE.  REPLACED NR 1 ENGINE FUEL FEED LINE COUPLING.  FOUND CLAMSHELL FELL OFF AND OTBD 
O-RING CUT 25 PERCENT.  ACCELERATION CHECK IAW AMM 71-00-00-868-807.  RETURNED TO SERVICE.

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