Service difficulty report · Skin · Airbus A320232

Difficulty date
December 16, 2020
Submitted
December 16, 2020
Operation
Air carrier
Aircraft
N420UA
Make and model
Airbus A320232
Aircraft serial
489
Aircraft time
83,034 hours, 32,336 cycles
Part
Skin
Condition
Damaged
Location
Frame 72
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

SKIN PROTRUSION ON THE LEFT HAND AIRCRAFT EXTERIOR SKIN, 1.2L X 0.8W, LOCATED APPROX 4.6" AFT OF FRAME 72 AND 1.2" ABOVE STR 28L. EVALUATED SKIN PROTRUSION ON AIRCRAFT EXTERIOR SKIN. FOUND PROTRUSION TO MEASURE .2"(L) X .8"(W) X .030"(D). FOUND TO OUT OF SRM LIMITS, REF UA AIRBUS SRM 53-00-11-991-001 REV 134. EVAL DONE AT AERSALE ROW ON NR 507692. THIS ITEM LOCKED FOR MAINTENANCE FERRY FROM ROW FOR REPAIR BY LCQ. DAMAGE IS IN THE NON-PRESSURIZED AREA LOCATED 4.6 IN AFT OF FR 72 AND 1.2 IN ABOVE STR 28L. PROTRUSION MEASURE AS FOLLOWS: 1.2IN (L) X 0.8IN (W) X .030IN (D). HFEC WAS COMPLETED WITH NO CRACK INDICATIONS NOTED, REF AIRBUS SRM 53-00-11-991-001. ARMENTA TOMC 17NOV20. AIRCRAFT ARRIVED AT LCQ-ITEM UNLOCKED FOR MAINTENANCE. ACCOMPLISHED SMALL CUTOUT REPAIR, IAW SRM 53-51-11-300-008. THIS REPAIR IS CATEGORY B AND REQUIRES INSPECTION AT DEFINED INTERVAL S, PER SRI 53-51-11-205-012. INSPECTION FROM TIME OF ADL/REPAIR EMBODIMENT AT 60000 FC AND 120000 FH, WHICHEVER VALUE IS ACHIEVED FIRST. CURRENT FC=32336, FH=83033:55. SUBSEQUENT INSPECTION INTERVALS AND METHODS TBD. SMALL CUTOUT REPAIR ACCOMPLISHED AT HAECO -LCQ ON HAECO N/R 929 8003. ACCOMPLISHED SMALL CUTOUT REPAIR, IAW SRM 53-51-11-300-008. THIS REPAIR IS CATEGORY B AND REQUIRES INSPECTION AT DEFINED INTERVALS, PER SRI 53-51-11-205-012. INSPECTION FROM TIME OF ADL/REPAIR INSTRUCTIONS 12/14/2020 12:27 LCQ U098775 E, HILSABECK EMBODIMENT AT 60000 FC AND 120000 FH, WHICHEVER VALUE IS ACHIEVED FIRST. TOMC-APPROVAL FROM SC.

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