Service difficulty report · Skin · Boeing 73776Q

Difficulty date
January 5, 2023
Submitted
February 16, 2023
Operation
Air carrier
Aircraft
N565WN
Make and model
Boeing 73776Q
Aircraft serial
30282
Aircraft time
56,383 hours, 37,305 cycles
Part
Skin
Condition
Cracked
Location
Zn 300 Stabilize
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

CRACK IN LH HORIZ STAB LWR SKIN; STAB STA 193.9. INBD FASTENER ROW; 17' FROM L/E. .6' IN LENGTH. FOUND USING HFEC INSPECTION METHOD. MARKED.<[01] CUT AND REMOVED THE DAMAGED AREA OF THE LH HORIZ STAB LWR SKIN; STA 193.9. IAW SRM 55-10-01-2R-11 REPAIR 11;[02] VERIFIED CORRECTIVE ACTION 1;[03] REQUEST NDI TO HFEC INSPECT CUT EDGES FOR CRACK FREE CONDITION;[04] ACCOMPLISHED HFEC SURFACE SCAN OF CUT EDGES IAW 737 NDTM PART 6 CHAPTER 51-00-00 PROCEDURE 23.<BR>NO CRACKS NOTED.<BR><BR>EQUIPMENT USED: NORTEC 600 ID: ATS1465 CAL DUE: 09/2023;[05] CRACK IN LH HORIZ STAB LWR SKIN; STAB STA 193.9. INBD FASTENER ROW; 17' FROM L/E. .6' IN LENGTH WILL BE REPAIRED ON FAULT [TTG8Q00H2644];[06] ALL RII REQUIREMENTS HAVE BEEN MET.;[07] VERIFIED CORRECTIVE ACTION ITEMS AND MEASUREMENT FIELDS; CARD COMPLETE.

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