Service difficulty report · Filter · Boeing 737924ER

Difficulty date
July 1, 2026
Submitted
July 6, 2026
Operation
Air carrier
Aircraft
N75425
Make and model
Boeing 737924ER
Aircraft serial
33460
Aircraft time
55,343 hours, 19,813 cycles
Part
Filter
Part number
21FA407G
Condition
Clogged
Location
Zone 100
Stage of operation
NR
How discovered
O
Nature of condition
C, B
Precautionary procedure
O

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

What was found

STRONG SMELL OF GAS/ KEROSENE IN BACK OF PLANE AND ALSO ENTIRE CABINREPT BY FLT ATTS. PHOTO OF SMOKE/ODOR IN CABIN QUESTIONAIR BELOW. M&E: 00-0703-3-1794, FORM #: 46-6020. PERFORMED AMM TASK 05-51-26-800-801-C1 FOR ODOR CONDITIONAL INSPECTION. ENGINE AND APU RUN AND PACK CHECKS COMPLETE. NO ODOR DETECTED. REF L/P 9463300; CHANGED BOTH RECIRC FILTERS.