# SDR R61A201707190545

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 19, 2017
- Submitted: July 31, 2017
- Operation: Air carrier
- Aircraft: [N855RW](https://openairdocs.org/aircraft/N855RW), registered now
- Make and model: Emb ERJ 170-100 SE
- Registry model: [EMB ERJ 170-100 SE](https://openairdocs.org/model/embraer-erj-170-100-se) (OpenAirDocs)
- Aircraft serial: 17000077
- Aircraft time: 34,732 hours, 20,561 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Duct
- Part number: 17118777401
- Condition: Cracked
- Location: Precooler
- Part time: 34,732 hours, 20,561 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/R61A201707190545

## Discrepancy

MAINTENANCE REPORTED A CRACK ON THE NR 2 ENGINE PRECOOLER TEE DUCT. MAINTENANCE REMOVED AND REPLACED THE TEE DUCT FROM THE PRECOOLER IAW  AMM 36-11-08, & 36-11-04

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