SDR AALA202012179009

Service difficulty report · O-Ring · Airbus A320214

Difficulty date: December 15, 2020
Submitted: December 18, 2020
Operation: Air carrier
Aircraft: N102UW
Make and model: Airbus A320214
Aircraft serial: 844
Aircraft time: 59,316 hours, 31,337 cycles
System (JASC): 2910 · Hydraulic System, Main
Part: O-Ring
Condition: Worn
Location: Hyd System
Stage of operation: DE
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

AIRCRAFT WAS GROUNDED. DURING DESCENT, ECAM FOR "HYD Y RSVR LO LEVEL" EMERGENCY DECLARED. ACCOMPLISHED ECAM PROCEDURES, LANDED NORMALLY, AND TAXIED TO GATE. FOUND BAD O-RING ON YELLOW SYSTEM HYDRAULIC POWER TRANSFER UNIT RETURN LINE QUICK DISCONNECT. REPLACED O-RING WITH NEW, IAW AMM 29-13-15. LEAK AND OPERATIONS CHECK GOOD.

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