SDR AALA202404296275

Service difficulty report · Air Filter · Boeing 737823

Difficulty date: April 26, 2024
Submitted: April 29, 2024
Operation: Air carrier
Aircraft: N921AN
Make and model: Boeing 737823
Aircraft serial: 29522
Aircraft time: 66,010 hours, 27,236 cycles
System (JASC): 2120 · Air Distribution System
Part: Air Filter
Part number: AALA202404294749
Condition: Dirty
Location: Zone 200
Stage of operation: NR
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 GROUNDED: FISH SMELLING ODOR THROUGHOUT THE CABIN. REMOVED AND REPLACED LAVATORY-A TOILET (AALA202404299498), PER AMM 38-32-15. REMOVE AND REPLACED BOTH LEFT HAND (AALA202404293290) AND RIGHT HAND (AALA202404296275) FAN AIR RECIRC AIR FILTERS, PER AMM 21-25-01. REMOVED AND REPLACED CONTAMINATED INSULATION BLANKETS (AALA202404291082), PER AARD 25-80-00-3. INSTALLED NEW O-RING (AALA202404297526) AND CLAMP (AALA202404294749), PER AMM 38-32-00. ALL LEAK CHECK GOOD.