Service difficulty report · Flange · Boeing 7377H4

Difficulty date
September 20, 2022
Submitted
October 10, 2022
Operation
Air carrier
Aircraft
N265WN
Make and model
Boeing 7377H4
Aircraft serial
32522
Aircraft time
52,234 hours, 31,391 cycles
Part
Flange
Condition
Debonded
Location
Fuselage
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

DELAMINATED DISTRIBUTION BAY MIX MANIFOLD 2022-466992 / [01] TOOL USED: CALIPER P/N:500-197-30 S/N:15120589 DUE DATE: 28-NOV-22;[02] TOOL USED: SCALE P/N:91847 S/N:AE-409318 DUE DATE: 06-JUN-23;[03] PERFORMED VISUAL AND TAP TEST INSPECTION ON REPORTED AREA AND ONLY FOUND DEBONDED FLANGE ON DISTRIBUTION BAY MIX MANIFOLD IAW B737 NDT 51-05-01. BONDED FLANGE ON DISTRIBUTION BAY MIX MANIFOLD IAW DWG 65C28007;[04] CORRECTIVE ACTION 3 ENTRY BY ERROR <BR><BR>THE CORRECTED IS:PERFORMED VISUAL AND TAP TEST INSPECTION ON REPORTED AREA AND ONLY FOUND DEBONDED FLANGE ON DISTRIBUTION BAY MIX MANIFOLD IAW B737 NDT 51-05-01. BONDED FLANGE ON DISTRIBUTION BAY MIX MANIFOLD IAW DWG 65C28007. SEE INDIVIDUAL SIGNOFFS BELOW;[05] CORRECTIVE ACTION 3 AND 4 ENTRY BY ERROR <BR><BR>THE CORRECTED IS:PERFORMED VISUAL AND TAP TEST INSPECTION ON REPORTED AREA AND ONLY FOUND DEBONDED FLANGE ON DISTRIBUTION BAY MIX MANIFOLD IAW B737 NDT 51-05-01. BONDED FLANGE ON DISTRIBUTION BAY MIX MANIFOLD IAW DWG 65C28007. AND BAC5010. SEE INDIVIDUAL SIGNOFFS BELOW;[06] TASK COMPLETED.

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