# SDR C2XA10CL169

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 13, 2010
- Submitted: November 15, 2010
- Operation: Air carrier
- Aircraft: [N17984](https://openairdocs.org/aircraft/N17984), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145246
- Aircraft time: 25,623 hours, 19,140 cycles
- System (JASC): [3425 · Integrated Flight System](https://openairdocs.org/jasc/3425)
- Part: Computer
- Part number: 7510100631
- Part serial: 99103953
- Condition: Faulty
- Location: Cockpit
- Part time: 22,969 hours, 17,200 cycles
- Stage of operation: DE
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C2XA10CL169

## Discrepancy

EWR FLT 2940 THE CREW REPORTED GLIDESLOPE ISSUES GOING INTO DTW.  REPORTED A 1/2 DOT DIFFERENCE BETWEEN GLIDESLOPE INDICATIONS DURING CAT II GS COMPARATIVE. THE AIRCRAFT DIVERTED INTO CLE AND LANDED WITHOUT INCIDENT.  MAINTENANCE INSPECTED AND REPLACED THE NR 1 NAV UNIT AND OPERATIONAL CHECKS WERE 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.