Service difficulty report · Solenoid · Airbus A321231

Difficulty date
February 25, 2025
Submitted
March 10, 2025
Operation
Air carrier
Aircraft
N558UW
Make and model
Airbus A321231
Aircraft serial
5282
Aircraft time
37,973 hours, 15,774 cycles
Engine
Iae V2533A5
Engine time
20,945 hours, 8,507 cycles
Part
Solenoid
Part number
AA105100
Part serial
UCA361
Condition
Defective
Location
Nr 2 Engine
Part time
20,945 hours, 8,507 cycles
Component
Engine · Iae · V2533A5
Component part number
V2533A5
Stage of operation
CR
How discovered
O
Nature of condition
E, J, O
Precautionary procedure
A, O

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

What was found

AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO SLC DUE TO THE FLIGHT CREW REPORTING THAT WHILE LEVEL AT FL350 LOUD BANG FOLLOWED BY AIRCRAFT SHUTTER AND ENGINE 2 STALL ECAM. ENGINE RESTARTED AND OPERATED NORMALLY FOR REMAINDER OF FLIGHT TO DIVERSION AIRPORT. THE AIRCRAFT LANDED SAFELY AT SLC AND TAXIED TO THE GATE UNDER ITS OWN POWER. A REVIEW OF THE FDR DATA SHOWED THE ENGINE STALLED AND DID RECOVER WITHIN 11 SECONDS. MAINTENANCE ACCOMPLISHED A BORESCOPE INSPECTION OF THE #2 ENGINE WITH NO ISSUES NOTED. **ORIGINAL REPORT WAS AALA202502261840** MAINTENANCE REPLACED ALL THREE 7TH STAGE BLEED VALVES (POSITION A: AALA202502261840, B: AALA202503106976 AND C: AALA202503108990) AND SOLENOIDS (POSITION A: AALA202503109765, B: AALA202503103157 AND C: AALA202503103857) ON #2 ENGINE PER AMM 75-32-52 AND 75-32-21. MAINTENANCE ALSO REPLACED THE 10TH STAGE BLEED VALVE (AALA202503104852) AND SOLENOID (AALA202503102662) ON #2 ENGINE PER AMM 75-32-54 AND 75-32-53. IN ADDITION, THE VSV ACTUATOR WAS REPLACED ON THE #2 ENGINE PER TASK CARD 26T40075005. (AALA202503107470). A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED WITH NO ISSUES NOTED.

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