# SDR QXEA2018100900362

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 8, 2018
- Submitted: October 9, 2018
- Operation: Air carrier
- Aircraft: N447QX
- Make and model: Bombdr DHC8402
- Aircraft serial: 4364
- Aircraft time: 17,592 hours, 18,724 cycles
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Unknown
- Condition: Malfunctioned
- Location: Cabin Pressure
- 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/QXEA2018100900362

## Discrepancy

DURING CLIMBOUT AT APPROXIMATELY 2000 FEET MSL THERE WAS A LOUD THUMP AND OUR EARS POPPED. DURING CLIMBOUT THE PLANE WOULD NOT PRESSURIZE. RETURNED TO FIELD. LANDING UNEVENTFUL. REMOVED FROM SERVICE. PLACED PRESSURIZATION SYSTEM ON MEL 21-30-5A. RETURNED TO SERVICE.

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