Service difficulty report · Computer · Airbus A320232

Difficulty date
March 28, 2024
Submitted
April 9, 2024
Operation
Air carrier
Aircraft
N454UA
Make and model
Airbus A320232
Aircraft serial
1104
Aircraft time
76,749 hours, 31,140 cycles
Part
Computer
Part number
4917011
Part serial
49170BA08861
Condition
Intermittent
Location
Slats
Part time
44,270 hours, 23,635 cycles
Stage of operation
CR
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

SLAT SYS 2 FAULT DISPLAYED ON UPPER ECAM SCREEN. - F -CTL FOLLOW TSM 27-51-00-810-806-A C/W 27-51-00-810-06A NO FAULTS FOUND. LOOK IN LAST LEG REPORT FOR SLAT FOUND DE POWER INTERRUPT WITH NO T/S DATA REF TSM 27-81-00-810-811A. CLEARS DEFECT. DUE TO HISTORY WITH SFCC 2 ACCOMPLISH TSM 27-51-00-810-814A AND 27-81-00-810-811-A.SFCC-2. IT IS A CHRONIC UNIT. AMM 27-51-34-400-001.FAULT WAS F/CTL FLAP SYS 2 & F/CTL SLAT SYS 2 22CV. SOURCE SFCC-1. NO DATA FROM SFCC-2 IN CRUISE. PERFORMED TSM: 27-51-00-810-814-A. NO FAULTS FOUND, COULD NOT DUPLICATE ANY FAULTS. REPLACED SFCC-2. REPLACED COMPUTER BACK TO ORIGINAL INSTALLED IN ACFT. OP CHECKED GOOD. NO FAULTS, NO MESSAGE PRESENT. OPS TEST PERFORMED IAW AMM: 27-51-34. REPLACED SFCC2 REF AMM 27-51-34-400-001-A. OPS CHECKED GOOD NO FAULTS NO MESSAGES.

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