SDR YENA2026011300031

Service difficulty report · A/C Pack · Airbus A321231

Difficulty date: January 10, 2026
Submitted: January 13, 2026
Operation: Air carrier
Aircraft: N907JB
Make and model: Airbus A321231
Aircraft serial: 05865
Aircraft time: 43,912 hours, 13,878 cycles
System (JASC): 2150 · Cabin Cooling System
Part: A/C Pack
Condition: Odor
Location: Nr 1
Stage of operation: NR
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

FLT 2730 FLL-BOS. AIR PACK 1 OVERHEAT SMELL OF BURNING SMOKE IN COCKPIT AND CABIN. AIR PACK REULATOR AT 75 DEGREES AND STEADY.;FOUND PACK 1 SOURCE OF ODOR PLACED PACK 1 ON MEL DEFECT 4456984-2 MDDR 605924 IDENTIFIED ODOR AS TYPE 5 EVENT C/W INFO NOTICE 2017-T015 NO HISTORY IN LAST 30 DAYS A/C OK FOR CONTINUED SERVICE. FOUND PACK NR 1 SOURCE OF ODOR PLACED #1 ON MEL( PACKS )." ( SUPPLEMENTAL INFORMATION TO FOLLOW)

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