# SDR SIMA20260519001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 19, 2026
- Submitted: May 20, 2026
- Operation: Air carrier
- Aircraft: [N794JH](https://openairdocs.org/aircraft/N794JH), 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: 17000066
- Aircraft time: 54,072 hours, 35,477 cycles
- System (JASC): [7230 · Turbine Engine Compressor Section](https://openairdocs.org/jasc/7230)
- Part: Compressor
- Condition: Contaminated
- Location: Cabin
- Stage of operation: CL
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20260519001

## Discrepancy

UNIDENTIFIED ODOR IN FLIGHT DECK AND CABIN.  ODOR STARTED DURING DEPARTURE SHORTLY AFTER TAKEOFF, STOPPED AFTER 3 MINS. ODOR RETURNED AT TOP OF DESCENT. USING QRH FUMES, ODOR ISOLATION CHART, SWEET,  WET DOG, RUBBER TYPE ODOR, CAT A.   PERFORMED BORESCOPE INSPECTION ON LT ENG STAGES 1,2, & 3 OF HPC LOOKING FOR OIL RESIDUE, OIL WETNESS DUE TO OIL ODOR, FUMES, SMOKE IN THE CABIN OR COCKPIT. REFER TO SUBTASK 72-00-00-810-021. FOUND OIL RESIDUE ON IGV & STAGE 1. ACCOMPLISHED E1 COMPRESSER WASH IAW LMM 72-00-00 CLEANING 002. NO ODOR OR FUMES NOTED. ENG: GE: CF348E, SER: 902528.

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