Service difficulty report · Computer · Airbus A320232

Difficulty date
December 1, 2024
Submitted
December 4, 2024
Operation
Air carrier
Aircraft
N473UA
Make and model
Airbus A320232
Aircraft serial
1469
Aircraft time
72,049 hours, 30,480 cycles
Part
Computer
Part number
3945129100U1
Part serial
ELACVB031481
Condition
Faulted
Location
Zone 100
Part time
20,546 hours, 9,681 cycles
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

F/CTL ELAC PITCH FAULT UPPER ECAM MESSAGE F/CTL ELAC 2 PITCH FAULT,POST FLIGHT REPORT FIN (9CE),FOLLOW TSM 27-93-00-810-836-A PERFORM (B) OPERATIONAL TEST OF THS-ACTUATOR ELECTRICAL CONTROL PER AMM 27-96-00-710-022,WITH THE ENGINE #2 RUNNING ALL TEST PASS.NO ECAM FAULTS AT THIS TIME DETAILED INSPECTION OF THS ACTUATOR REQUIRED PER AMM 27-44-51-220-002. PER CONVERSATION WITH TOMC, IF SATISFACTORY, WILL REPLACE ELAC 2 AS PRECAUTIONARY. PLEASE PERFORM TSM IN ITS ENTIRETY TO INCLUDE WIRING CHECKS UNLOCKING FOR UPDATE REMOVED AND REPLACE ELAC 2 IRW AMM TASK 27-93-34-400-001-A. OPS CHECK GOOD. ALSO PERFORMED DETAILED INSPECTION OF THS ACTUATOR AND OPERATIONAL TEST OF THS ACTUACTOR CONTROL IRW TSM 27-93-00-810-836-A, PARAGRAPH 3(B). AVIONICS REQUIRED FOR THE COMPUTER, ELEV/ OFF 31-2793-9-0031 1481 ON 31-2793-9-0031 5309 COMPUTER, ELEV/ OFF 31-2793-9-0031 1481 ON 31-2793-9-0031 5309 WIRING CHECKS IN TSM 27-93-00-810-836-A. WIRING CHECKS STILL REQUIRED UNLOCKING FOR UPDATE PERFORMED WIRING CHECKS AS PER TOMC REQUEST REF TSM 27-93-00-810-836 PARAGRAPH 4A.(7) AND ASM 27-93-13. ALL WIRING CKS NORMAL. PERFORMED AFS LAND CAT III CAPABILITY TEST REF AMM 22-97-00, ALL TEST PASSED

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