# SDR SIMA201912161002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 11, 2019
- Submitted: December 16, 2019
- Operation: Air carrier
- Aircraft: [N664MS](https://openairdocs.org/aircraft/N664MS), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145779
- Aircraft time: 38,938 hours, 33,944 cycles
- System (JASC): [3040 · Windshield/Door Rain/Ice Removal](https://openairdocs.org/jasc/3040)
- Part: Windshield Wiper
- Condition: Malfunctioned
- Stage of operation: AP
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA201912161002

## Discrepancy

ON APPROACH TO ORD, UNEXPECTED PRECIPITATION WAS ENCOUNTERD. DUE THE MEL 30-19 WHICH PROHIBITS THE AIRCRAFT FROM OPERATING IN PRECIPITATION, THE CREW DECLARED AN EMERGENCY AND LANDED WITHOUT INCIDENT.-C/A-PERFORMED WIPER ARM PRESSURE ADJUSTMENT FO'S SIDE & OPERATIONAL CHECK OF WINDSHIELD WIPER FO SIDE .FOUND OPS CHECK GOOD.MEL ITEM RESTORED .PERFORMED OPERATIONAL CHECK OF FO'S WINDSHIELD WIPER SYS IAW EMB145 AMM 30-41-00.

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