SDR DALA2026081504667

Service difficulty report · O-Ring · Airbus A321213

Difficulty date: August 12, 2026
Submitted: August 15, 2026
Operation: Air carrier
Aircraft: N357DN
Make and model: Airbus A321213
Aircraft serial: 8339
Aircraft time: 23,678 hours, 10,592 cycles
System (JASC): 2910 · Hydraulic System, Main
Part: O-Ring
Condition: Leaking
Location: Hyd Sys
Stage of operation: CR
How discovered: O
Nature of condition: K, J
Precautionary procedure: O

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

What was found

HYD SYS, IN CRUISE AT FL 330 GREEN HYD LO PRESS CAUTION MESSAGE. COMPLETED ECAM ACTIONS. PERFORMED MANUAL GEAR EXTENSION PER PROCEDURE. FOUND O-RING ON LT ENG PRESS SWITCH DAMAGED. REPLACED IAW AMM 29-11. PERFORMED ENG RUN, NO LEAKS. (LP 9583784, 1751126 - AIRCRAFT WAS GROUNDED)

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