Service difficulty report · Skin · Boeing 7378H4

Difficulty date
January 18, 2024
Submitted
January 22, 2024
Operation
Air carrier
Aircraft
N8578Q
Make and model
Boeing 7378H4
Aircraft serial
64349
Aircraft time
18,236 hours, 9,379 cycles
Part
Skin
Part number
UNKNOWN
Condition
Cracked
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

EXTERNAL POWER PANEL OPENING HAS CRACK ON LOWER EDGE OF CUTOUT. MEASURES 1.5' LONG THRU 1 RIVET; PARALLEL AND 0.25' FROM TOP EDGE. LOCATION IS STA 231 AT STRINGER 23R. TSR 202400406 WAS OPENED FOR ENGINEERING HELP.<[01] PERFORMED LIMITED TIME REPAIR AS REQ PER EA 24-153-00166 WITH NO OTHER DEFECTS NOTED. REF TSR 202400406.;[02] PERFORMED LIMITED TIME REPAIR AS REQ PER EA 24-153-00166 WITH NO OTHER DEFECTS NOTED. REF TSR 202400406.

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