Service difficulty report · Attach Angle · Boeing 73776Q

Difficulty date
April 14, 2023
Submitted
May 9, 2023
Operation
Air carrier
Aircraft
N551WN
Make and model
Boeing 73776Q
Aircraft serial
30280
Aircraft time
66,624 hours, 41,198 cycles
Part
Attach Angle
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

CORROSION ON ATTACH ANGLE AT ACB BS727E LBL7 WL152.<[01] FOUND TO BE WITH NO LIMITS IAW SRM 53-00-53-1A-2;[02] PART TO BE REPAIR BY REPLACEMENT PEER SRM 51-10-02 PARAGRAPH 9.C;[03] REMOVED ATTACH ANGLE AT ACB BS 727E LBL7 WL 152 IAW SRM 51-40-02;[04] RECEIVED NEW CLIP TA ACB BS 727E LBL7 WL 152 ITEM146A1320-82 PO#821987. LOCATED AND DRILLED IAW SRM 51-40-05;DWG 146A1320.<BR>OK TO INSTALL;[05] VERIFIED CORRECTIVE ACTION 4. OK TO INSTALL THE NEW ANGLE.;[06] INSTALLED CLIP AT ACB BS727E LBL7 WL152 IAW SRM 51-40-02 AND DWG146A7810;[07] REQUEST INSPECTIOIN;[08] VERIFIED CORRECTIVE ACTION 6.;[09] VERIFIED MEASUREMENT TABLE.

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