Service difficulty report · Unknown · Airbus A321271N

Difficulty date
May 19, 2019
Submitted
May 20, 2019
Operation
Air carrier
Aircraft
N212HA
Make and model
Airbus A321271N
Aircraft serial
08129
Aircraft time
3,249 hours, 629 cycles
Part
Unknown
Condition
Malfunctioned
Location
Nr 2 Engine
Part time
682 hours, 132 cycles
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
D

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

What was found

ETOPS SIGNIFICANT SYSTEM - ENG 2 AIR SYSTEM FAULT THRUST LEVER 2 NOT ABOVE IDLE. PERFORMED TSM 75-32-00-801-845-A. GROUND SCAN "ENG 2D-0698-ACTIVE HPC BLEED VLV FAIL CLSD" HARD FAULT. REMOVED AND REPLACED CTL SOLENOID BLEED VALVE ACTIVE PER AMM 75-32-03-400-801. REMOVED AND REPLACED HPC BLEED VALVE PRESSURE SENSOR PER AMM 75-32-22. REMOVED AND REPLACED HPC ACTIVE BLEED VLVE PER AMM 75-32-04. CONDITION SAME. REMOVED ENG 2 EEC TO FOM. PERFORMED WIRING CHECKS FROM EEC4000KS TO SOLENOID VALVE 4183KSA AND PRESSURE SENSOR 4184KSA. CONTINUITY CHECKS GOOD AND NO SHORTS TO GROUND. PER ENGINEERING PERFORMED PRECAUTIONARY CHECK OF ALL SENSE LINES. NO BLOCKAGES FOUND. DUE TO FAULTS OF PREVIOUS TROUBLESHOOTING PRECAUTIONARY REPLACEMENT OF EEC ON #2 ENG PER AMM 73-21-01-400-801-A. PERFORMED ENGINE RUN. GROUND SCANNING CHECKED. NO FAULTS NOTED. OK FOR SVC.

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