SDR GTIA2019021523156

Service difficulty report · A/C Pack · Airbus A321231

Difficulty date: February 12, 2019
Submitted: February 15, 2019
Operation: Air carrier
Aircraft: N671NK
Make and model: Airbus A321231
Aircraft serial: 7246
Aircraft time: 8,300 hours, 3,590 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

PILOTS EXPERIENCED FUMES IN COCKPIT MID DESCENT. TAKING PACK ONE OFFLINE RESOLVED ISSUE-DETERMINED FUMES TO BE ODOR NOT VISIBLE FUMES/SMOKE. PERFORMED TSM 05-50-00. PER FLIGHT CREW ACTIONS AND PACK ONE ISOLATION ODOR DISAPATED, IDENTIFYING PACK 1 AS SOURCE OF ODOR. PACK ONE DEFERED LOG PAGE 2347826-2

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