# SDR RAIA201602210001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 21, 2016
- Submitted: March 11, 2016
- Operation: Air carrier
- Aircraft: N810HK
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145231
- Aircraft time: 34,849 hours, 31,616 cycles
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Ground Stud
- Condition: Missing
- Location: Valve
- Stage of operation: CL
- 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/RAIA201602210001

## Discrepancy

AUTO PRESSURIZATION FAIL REVERTED TO MANUAL AND IT WAS UNRESPONSIVE. FOUND GROUND CONNECTION VALVE TO BE MISSING.  INSTALLED GROUND CONNECTION FLAPPER COVER. OPS CHECK GOOD.  INSPECTED DUCKING FOR FOD.

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