SDR AALA201807199015

Service difficulty report · Filter · Boeing 737823

Difficulty date: July 18, 2018
Submitted: July 20, 2018
Operation: Air carrier
Aircraft: N924AN
Make and model: Boeing 737823
Aircraft serial: 29525
Aircraft time: 55,450 hours, 22,643 cycles
System (JASC): 2120 · Air Distribution System
Part: Filter
Condition: Dirty
Location: Zone 100
Stage of operation: CL
How discovered: O
Nature of condition: B
Precautionary procedure: K

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

What was found

AIRCRAFT WAS NOT GROUNDED. TRANSIENT ODOR DURING AND AFTER TAKEOFF REPORTED BY CABIN CREW. MOLD, MILDEW, WET DOG SMELL, MOSTLY FORWARD TO MID CABIN. PERFORMED ENGINE RUN PER CARD MCM 05-96-70. SLIGHT ODOR NOTICED ON TAXI BUT DISSIPATED QUICKLY. REPLACED RECIRCULATION FILTERS, CLEANED AND DEODORIZED FWD CARGO. ACCOMPLISHED 2ND ENGINE RUN PER MCM 05-96-70. NO ODORS PRESENT AT ANYTIME OF RUN. A/C DETERMINED OK FOR SERVICE.