DO THE SMOKE OR FUMES IN THE CABIN, SOURCE UNKNOWN – FAULT ISOLATION PER FIM 21-00 TASK 806. TOMC PL CREW BRIEFED THAT SMELL WAS COMING FROM LAV E, SAID THEY BELIVE THE SMELL WAS COMING FROM UNDER THE SINK. FOUND CB 18-3 F15 LAVATORY E WATER HEATER POPPED. PUSH IN BREAKER & WATER HEATER DOES NOT INDICATE ANY POWER. BELIEVE ODOR OF ELECTRICAL BURNING WAS CAUSED BY LAV E WATER HEATER SYSTEM, FURTHER TROUBLESHOOTING REQUIRED, R & R WATER HEATER ON LAV E, REF. AMM 38-13-01 OPS CHECK GOOD AT THIS TIME. AFTER REPLACEMENT OF WATER HEATER, LEFT WATER HEATER & APU POWER ON FOR AN EXTENDED AMOUNT OF TIME AND COULD NOT DUPLICATE SMOKE OR FUMES SMELL IN THE ACFT.
| Incident date | April 30, 2026 |
|---|---|
| Airline | CALA |
| Flight | FIM21 |
| Aircraft | BOEING 737924ER |
| Registration | N61882 |
| Affected area | Engine |
| Event type | Fumes or Odor |
| Verification | Official |
Sources
- FAA SDR: CALA fumes or odor report on 2026-04-30 (external.apic4e.faa.gov)
- FAA SDR: SWAA fumes or odor report on 2026-05-01 (external.apic4e.faa.gov)
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