# SDR HNAA2022052500180

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 18, 2022
- Submitted: May 25, 2022
- Operation: Air carrier
- Aircraft: [N665BC](https://openairdocs.org/aircraft/N665BC), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145783
- Aircraft time: 40,503 hours, 37,045 cycles
- System (JASC): [3010 · Airfoil Anti/De-ice System](https://openairdocs.org/jasc/3010)
- Part: None
- Condition: None
- Stage of operation: IN
- How discovered: V
- Nature of condition: J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HNAA2022052500180

## Discrepancy

DURING TAKE OFF HIGH STAGE 1 VALVE FAILURE OCCURRED
      FOLLOWED QRH AND  FLEW BELOW FL 250, NO INDICATION ON EICAS AT THIS MOMENT.

FACT  18MAY22  04:47  RIC
            R/R HIGH STAGE ORESSURE SWITCH IN REF TO AMM 35-11-07-000/400-801A.R/R RELAYS K0059 AND K0541 AND R/R HIGH STAGE VALVE IN REF TO AMM 36-11-02-000/400-801A. OPS CHECK GOOD.OK FOR SERVICE CLEAR MEL.

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