SDR GTIA2023120137667

Service difficulty report · Unknown · Airbus A321231

Difficulty date: November 30, 2023
Submitted: December 2, 2023
Operation: Air carrier
Aircraft: N671NK
Make and model: Airbus A321231
Aircraft serial: 7246
Aircraft time: 23,573 hours, 10,346 cycles
System (JASC): 2120 · Air Distribution System
Part: Unknown
Part number: UNKNOWN
Condition: Unknown
Location: Unknown
Stage of operation: DE
How discovered: V
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

DIRTY SOCK SMELL THROUGHTOUT AIRPLANE IN DESCENT BELOW 15,000 FT TO LANDING-REF T/C TI 2100-2004-CEO CRONIC QUALITY T/C AND CLEANING. FOUND RESIDUAL OIL IN APU INLET. CLEANED INLET IAW AMM 12-21-00. RAN APU AND PERFORMED LEAK CHECK IAW AMM 49-00-00, LEAK CHECK GOOD. PERFORMED ECS CLEANING PACK 1 & 2 IAW AMM 21-00-00. R&R RECIRCULATING FILTERS AS PRECAUTIONARY MEASURE IAW AMM 21-21-41. RAN ENG 1 & 2 IAW AMM 71-00-00. CONTINUED ON LP 3292171 ITEM 2.

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