SDR SWAA2026033184152

Service difficulty report · Filter · Boeing 7378

Difficulty date: March 28, 2026
Submitted: March 31, 2026
Operation: Air carrier
Aircraft: N8875B
Make and model: Boeing 7378
Aircraft serial: 67918
Aircraft time: 9,186 hours, 4,940 cycles
System (JASC): 2120 · Air Distribution System
Part: Filter
Condition: Odor
Location: Zone 200
Stage of operation: TX
How discovered: O
Nature of condition: B
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

ODOR NOTICED BY FLT ATTENDANTS AT AFT GALLEY AND BETWEEN ROW 18-21. TROUBLESHOT IAW IFIM 21-00-00-810-830, REPLICATED ODOR IN AFT CABIN WITH RT PACK. VERIFIED BY ALL FLIGHT ATTENDANTS. ODOR DIDN'T INDICATE ANY BURNING SMOKE DANGEROUS GASES ETC. REPLACED RT RECIRCULATION FILTER IAW AMM 21-25-01, OPS CHECKED GOOD, ODOR GREATLY IMPROVED. VERIFIED BY FLIGHT ATTENDANTS ALSO.

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