# SDR CALA2026040915225

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 8, 2026
- Submitted: April 9, 2026
- Operation: Air carrier
- Aircraft: [N62896](https://openairdocs.org/aircraft/N62896), registered now
- Make and model: Boeing 737924ER
- Aircraft serial: 62768
- Aircraft time: 28,801 hours, 10,734 cycles
- Engine: Rroyce RB211535E4
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Odor
- Stage of operation: TX
- 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/CALA2026040915225

## Discrepancy

RETURNED TO GATE FOR ODER AFTER STARTING NR 1 ENGINE.  SUSPECT ODOR CAUSED BY ENGINE WASH PERFORMED THE PREVIOUS NIGHT. PILOTS REPORTED SMELLING ODOR WITH BOTH ENGINES RUNNING AT 40% N1. PERFORMED CONDITIONAL INSPECTION FOR ODOR PER AMM 05-51-26-800-801-C1. RAN BOTH ENGINES AT IDLE. AFTER TURNING ON ALL BLEED SOURCES AN OILY SMELL WAS PRESENT FOR APPROX 30 SECONDS THEN DISAPPEARED. PERFORMED OIL CONTAMINATION REMOVAL FROM PNEUMATIC SYSTEMS PER AMM 21-00-01-100-801. ACCOMPANIED PILOTS FOR MX TAXI AND DURING HIGH POWER RUN FOUND ALL ODORS TO DISSIPATE. RECIRCULAT.

---
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.