Service difficulty report · Attach Angle · Boeing 7378H4

Difficulty date
April 21, 2023
Submitted
May 16, 2023
Operation
Air carrier
Aircraft
N8534Z
Make and model
Boeing 7378H4
Aircraft serial
63578
Aircraft time
19,732 hours, 9,539 cycles
Part
Attach Angle
Condition
Cracked
Location
Zn 200 Fus Top
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

CRACKED INTERCOSTAL UPPER ATTACH ANGLE STA 380-STA 400; LBL 13; WL 208.<[01] REMOVED INTERCOSTAL UPPER ATTACH ANGLE STA 380-STA 400; LBL 13; WL 208. PER. SRM 51-40-02-0G-0.;[02] LOCATED AND DRILLED NEW INTERCOSTAL UPPER ATTACH ANGLE BS380-400 LBL3 WL 208 PER SRM 52-40-05-0G-0. OK TO INSTALL;[03] CORRECT REFERENCE SRM 51-40-05-0G-0 AND DWG#143A5400;[04] VERIFIED CORRECT REFERENCE AND DWG#;[05] VERIFIED CORRECTIVE ACTIONS 2 AND 3. OK TO INSTALL.;[06] INSTALLED INTERCOSTAL UPPER ATTACH ANGLE AT BS380-400; LBL13; WL208 PER SRM 51-40-02-0G-0;[07] AND DWG# 143A5400;[08] VERIFIED DWG # 143A5400;[09] VERIFIED MEASUREMENT TABLE;[10] VERIFIED CORRECTIVE ACTIIN STEPS 6-8

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