SDR F3LA2022113000156

Service difficulty report · Check Valve · Airbus A320251N

Difficulty date: November 26, 2022
Submitted: November 30, 2022
Operation: Air carrier
Aircraft: N337FR
Make and model: Airbus A320251N
Aircraft serial: 08380
Aircraft time: 13,179 hours, 5,830 cycles
Engine: Cfmint LEAP1A26
System (JASC): 7230 · Turbine Engine Compressor Section
Part: Check Valve
Part number: ER18000G01
Condition: Damaged
Location: Nr 1 Engine
Stage of operation: LD
How discovered: O
Nature of condition: O
Precautionary procedure: O

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

What was found

ON LANDING ROLLOUT, AN ECAM FOR A NR 1 ENGINE STALL WITH LARGE SURGE FELT. TOWER HEARD AN AUDIBLE BANG FELT THE CONCUSSION. FOUND IP CHECK VALVE TO BE DAMAGED, REPLACED IAW AMM 36-11-41-000-040. PERFORMED ACCEL/DECCEL TEST IAW AMM 71-00-00-710-814 ALL PARAMETERS WERE NORMAL AND NO FAULTS.

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