# SDR SIMA20140622005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 22, 2014
- Submitted: June 23, 2014
- Operation: Air carrier
- Aircraft: [N635AE](https://openairdocs.org/aircraft/N635AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145158
- Aircraft time: 35,240 hours, 32,017 cycles
- System (JASC): [3040 · Windshield/Door Rain/Ice Removal](https://openairdocs.org/jasc/3040)
- Part: Controller
- Part number: 3801D2C
- Part serial: 914
- Condition: Failed
- Location: Window Heat
- Stage of operation: UK
- How discovered: O
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20140622005

## Discrepancy

ENROUTE IN ICING CONDITIONS, WS HEAT NR 1 FAIL EICAS CAUTION MSG PRESENTED.  AOM 1 EMER & ABNORMAL PROCEDURE COMPLIED WITH & MSG RESET.  HOWEVER, AFTER TWO MINUTES THE SAME HEAT NR 1 FAIL EICAS CAUTION MSG PRESENTED AGAIN.  REMOVED & INSTALLED SERVICEABLE NR 1 WS HEAT TEMP CONTROLLER IAW AMM 30-42-01.  FUNCTION CHECKED GOOD.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.