Service difficulty report · Drag Link · Boeing 7377H4

Difficulty date
July 27, 2023
Submitted
August 7, 2023
Operation
Air carrier
Aircraft
N415WN
Make and model
Boeing 7377H4
Aircraft serial
29836
Aircraft time
71,392 hours, 42,326 cycles
Part
Drag Link
Part number
UNKNOWN
Condition
Cracked
Location
Zn 800 Door
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

BS 540 DRAG LINK - RH 9MODULATION DOOR CRACKED<[01] CRACKED LBS 540 DRAG LINK - RH 9MODULATION DOOR WITH NEXT DIMENSION O/B L= 0.170' TOOL USED CALIPER<BR>ID:ATS2739<BR>S/N:A22004232<BR>DATE:11/2022<BR>DUE:11-2023 FOUND TO BE OUT<BR>DUE TO NO ALLOWABLE DAMAGE IN SRM; IT WILL BE REPAIRABLE BY REPLACEMENT I.A.W SRM 51-10-02-0G PAR 9C.<BR>REMOVED AND REPLACED BS 540 DRAG LINK - RH 9MODULATION DOOR I.A.W AMM 21-51-23-000-801 2 D (2(B)); AND AIPC 21-51-23-01-A; AMM 21-51-23-400-801 3E (1(D));[02] VERIFIED MEASUREMENT TABLE AND CORRECTIVE ACTION 1;[03] PERFORMED RT RAM AIR MODULATION DOOR INSTALLATION TEST; TEST GOOD PER AMM 21-51-23-400-801; STEPS 3.F.;[04] VERIFIED CORRECTIVE ACTION STEP 3. TASK CARD COMPLETE.

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