SDR ASAA2026092567105

Service difficulty report · O-Ring · Airbus A330243

Difficulty date: September 25, 2026
Submitted: September 29, 2026
Operation: Air carrier
Aircraft: N383HA
Make and model: Airbus A330243
Aircraft serial: 1217
Aircraft time: 65,234 hours, 10,346 cycles
System (JASC): 4990 · APU Oil System
Part: O-Ring
Condition: Loose
Location: Apu
Stage of operation: NR
How discovered: O
Nature of condition: K, B
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

PUNGENT ODOR IN CABIN AND COCKPIT WHEN USING APU AIR ( APU BLEED AIR SUPPLY SYSTEM, APU AIR NOT AVAILABLE; WILL NEED GRND AIR CON AND AIR START CART). GROUNDED - YES. FOUND APU OIL CAP O-RING LOOSE, REF LOG 100258621-1, PERFORMED TSM 05-50-00-810-829-A, FOUND APU OIL FILL O-RING LOOSE, REF DMI 550496 T/S. IDLE RAN ENG 1 & 2 W/ PACKS 1 & 2 ISOLATED. FAINT SMELL ON INITIAL START UP OF PACK 1 W/ ENG 1. REF TSM 71-00-81-810-805-A. PLACARD REMOVED.

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