Service difficulty report · Plate · Boeing 7378H4

Difficulty date
April 22, 2023
Submitted
May 25, 2023
Operation
Air carrier
Aircraft
N8539V
Make and model
Boeing 7378H4
Aircraft serial
42534
Aircraft time
19,572 hours, 9,642 cycles
Part
Plate
Condition
Corroded
Location
Zn 100 Fus Lower
Stage of operation
IN
How discovered
9
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

AFT CARGO L/H SIDEPLATE HAS CORROSION AT FASTENER HOLES LBL 21; STA. 727I-727J<[01] REMOVED CORROSION AFT CARGO L/H SIDEPLATE AT FASTENER HOLES LBL 21; STA. 727I-727J FOUND OUT OF LIMIT CUT OUT SECTION OF L/H TRANSITION ANGLE BS 727G +10 -747 +12 PER SRM 53-00-53-2R;[02] C/W INSPECTION.;[03] FABBED ; LOCATED ; DRILLED ; TREATED AND PRIMED REPLACEMENT TRANSITION ANGLE AND SPLICE (REPAIR PARTS) PER SRM 53-00-53-2R-5;[04] INSTALLED CLICKBOND NUT PLATES ON 4 MAY 2023 AT 12:21PM;[05] C/W INSPECTION.;[06] OK TO INSTALL TRANSITION ANGLE.;[07] INSTALLED 2EA FABRICATED SPLICES AND REPLACEMENT TRANSITION ANGLE BETWEEN SPLICES LEFT TRANSITION ANGLE FROM STA 727G +10 TO 747 +12 PER SRM 53-00-53-2R-5.;[08] RII: INSPECTED WORK ACCOMPLISHED IN C/A #7. RICHARD PARRY (TECHNICIAN); 05-MAY-2023 06:35 UTC INSTALLED 2EA FABRICATED SPLICES AND REPLACEMENT TRANSITION ANGLE BETWEEN SPLICES LEFT TRANSITION ANGLE FROM STA 727G +10 TO 747 +12 PER SRM 53-00-53-2R-5.;[09] UPDATED FROM MINOR TO MAJOR REPAIR TYPE;[10] REPAIRED L/H SIDE PLATE LBL 21 FROM STA 727G+10 TO 747+12 PER SRM 53-00-53-2R-5.;[11] THOMAS BAUER (TECHNICIAN); 09-MAY-2023 15:20 UTC<BR>REPAIRED L/H SIDE PLATE LBL 21 FROM STA 727G+10 TO 747+12 PER SRM 53-00-53-2R-5. INSP. C/W

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