# SDR SWAA2026051897846

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 12, 2026
- Submitted: May 18, 2026
- Operation: Air carrier
- Aircraft: [N8789Q](https://openairdocs.org/aircraft/N8789Q), registered now
- Make and model: Boeing 737-8
- Registry model: [Boeing 737-8](https://openairdocs.org/model/boeing-737-8) (OpenAirDocs)
- Aircraft serial: 67776
- Aircraft time: 11,330 hours, 5,674 cycles
- Engine: Cfmint LEAP1B28
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Idg
- Condition: Leaking
- Location: Nr 1 Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2026051897846

## Discrepancy

FWD GALLEY EYEBALL VENTS AND 1ST 3 ROWS OF CABIN HAD A ACRID SMELL ON TAKEOFF AND LANDING. SMELL GOES AWAY ON CLIMB CRUISE AND DESCENT.  PERFORMED SMOKE OR FUMES IN CABIN CONDITIONAL PER AMM 05-51-56; T/S PER IFIM 71-00-00-810-893. FOUND SOURCE OF SMELL TO BE #1 ENGINE IDG OIL LEAK. REMOVED AND REPLACED IDG PUSH-TO-VENT VALVE PER AMM 24-11-00. LEAK CHECK GOOD. RAN #1 ENGINE AT 70% PART POWER PER AMM 71-00-00. NO SMOKE IN CABIN REPORTED BY MX. OPS CHECKS GOOD. REFERENCE LOGPAGE 1004549E FOR OIL LEAK.

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