# SDR HNAA2018110800275

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 5, 2018
- Submitted: November 8, 2018
- Operation: Air carrier
- Aircraft: [N639AE](https://openairdocs.org/aircraft/N639AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145182
- Aircraft time: 44,228 hours, 40,391 cycles
- Engine: Allsn AE3007A
- System (JASC): [7510 · Engine Anti-Icing System](https://openairdocs.org/jasc/7510)
- Part: Relay
- Condition: Malfunctioned
- Location: Eng Anti Ice
- Stage of operation: CL
- How discovered: V
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HNAA2018110800275

## Discrepancy

PDIS  639     30-21  1689141  05NOV18  PIT  CLOSE
      E1 ANTI ICE VALVE FAIL MESSAGE DISPLAYED ACFT WAS IN ICING IN CLIMB.  ALSO ADVISORY MSG E-ANTI ICE OVER
      PRESS DISPLAYED.  C/W MX PROCEDURE
FACT  05NOV18  06:04  ROA
            REACTIVATED E1 ANTI-ICE VALVE PER AMM TASK 30-21-440-801-A. R/R'D RELAY K0534 IAW AMM TASK 20-13-02-04,
            PERFORMED A-ICE OPERATIONAL TEST TASK 30-00-00-700-802-A OPS CK GOOD CLEAR MEL.

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