SDR YENA2025062000639

Service difficulty report · A/C Pack · Airbus A321231

Difficulty date: June 18, 2025
Submitted: June 20, 2025
Operation: Air carrier
Aircraft: N944JT
Make and model: Airbus A321231
Aircraft serial: 06359
Aircraft time: 43,653 hours, 8,533 cycles
System (JASC): 2150 · Cabin Cooling System
Part: A/C Pack
Condition: Odor
Location: Nr 2
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#423, JFK-LAX. AIR PACK 2 OVHT AFTER STARTING APU. SMOKE REPORTED IN CABIN; COMPLIED WITH INFO NOTICE 2017-T015, SECTION B2. IDENTIFIED ODOR AS TYPE 6 LEVEL B, ACM GRINDING AND MAKING ODOR. LOCKED OUT #2 PACK REF LG PG 4273641 ITEM 2. DECONTAMINATION LEVEL B WAS C/W PER TSM 05-50-00-810-831-A.AS PRECAUTIONARY R+R BOTH RECIRC FILTERS PER AMM 21-21-41. A/C OK FOR SERVICE.

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