SDR YENA2026072700626

Service difficulty report · A/C Pack · Airbus A321271N

Difficulty date: July 21, 2026
Submitted: July 28, 2026
Operation: Air carrier
Aircraft: N2180J
Make and model: Airbus A321271N
Aircraft serial: 11838
Aircraft time: 9,801 hours, 1,806 cycles
System (JASC): 2150 · Cabin Cooling System
Part: A/C Pack
Condition: Odor
Location: Nr 1
Stage of operation: DE
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 1177, BOS-LAS. DESCENDING THROUGH 16K CABIN ODOR (DIRTY SOCK) THROUGHOUT CABIN. STARTED APU. ODOR SEEMED TO GO AWAY. AFTER LANDING ODOR RETURNED. USED APU BLEED. NO NOTICABLE IMPROVEMENT. MX SMELLED IT ON ACFT ON ARRIVAL. C/W INFO NOTICE 2017-T01FL, DETERMINTED SOURCE OF ODOR TO BE FROM PACK 1, PACK 2 OPEREATES NORMALLY. NO ODOR. TYPE 5 ODOR DETERMINED. A/C OK FOR SVC.

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