Service difficulty report · Actuator · Airbus A320231

Difficulty date
June 25, 2003
Submitted
June 26, 2003
Operation
Air carrier
Aircraft
N645AW
Make and model
Airbus A320231
Aircraft serial
238
Aircraft time
35,898 hours, 15,942 cycles
Engine
Iae V2500A1
Engine time
37,336 hours, 17,246 cycles
Part
Actuator
Part number
1685MK7
Part serial
1685157
Condition
Faulty
Location
Nr 2 Engine
Part time
33,369 hours, 15,268 cycles
Stage of operation
CR
How discovered
O
Nature of condition
M, Y, J
Precautionary procedure
O

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

What was found

AT CRUISE FL 360, NR 2 ENG COMPRESSOR VANE ECAM MSG, AT FL 290 NR 2 ENG STALLED. SHUTDOWN ENG, EMERGENCY EQUIP TO STANDBY. LANDED, TAXIED TO GATE. REPORT INDICATED NR 2 ENG OVERTEMP 663'C APPX 7 SEC. MX INSPECTED INTERMEDIATE PRESSURE CHECK VALVE, FAULT ISOLATION TEST OF FULL AUTHORITY DIGITAL ENG CONTL CHANNELS 1 & 2, NO DEFECTS. PERFORMED BORESCOPE INSP OF HOT SECTION & HPC, NO DEFECTS. PERFORMED WINDMILLING INSP, NO DEFECTS. COMPLIED WITH BURNER PRESSURE SENSE LINE LEAK CHECK. R&R 10TH STAGE HPT AIR CONTROL VALVE. PERFORMED HPC BLEED VALVE FUNCTIONAL TEST, FOUND VALVE FAULTY, R&R HPC BLEED VALVE SOLENOID. REPLACED VSV ACTUATOR. PERFORMED POWER ASSURANCE RUN & ACCEL/DECEL, ALL NORMAL.

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