Service difficulty report · Seal · Boeing 7377H4

Difficulty date
October 12, 2022
Submitted
November 7, 2022
Operation
Air carrier
Aircraft
N201LV
Make and model
Boeing 7377H4
Aircraft serial
29854
Aircraft time
59,586 hours, 35,374 cycles
Part
Seal
Condition
Chafed
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

LT HORIZONTAL STAB FWD SLIDE SEAL FWD TRACK IS CHAFFED / [01] REMOVED L/H HORIZONTAL STAB FWD LOWER SLIDE SEAL FOR ACCESS PER AMM 53-31-31-000-803 STEPS 4. E. (1)-(4).;[02] REMOVED SKIN PANEL FWD OF L/H HORIZONTAL STAB FWD SLIDE SEAL TRACK FOR ACCESS PER AMM 20-00-00.;[03] REMOVED ALL FASTENERS EXCEPT 2 REMAINING AT LOWER END OF L/H HORIZONTAL STAB FWD SLIDE SEAL TRACK PER AMM 20-00-00.;[04] REMOVED L/H HORIZONTAL STAB FWD SLIDE SEAL FWD LOWER TRACK PER SOPM 20-50-01;[05] CUT AND REMOVED THE DAMAGED PENDING ENGINEERING DUE TO ADDITION TRIMMED OUT EXTRA ONE FASTENER AT THE O/B END;[06] VERIFIED CORRECTIVE ACTION 5; ADDITIONAL CUTOUT REQUIRED TO REMOVE DAMAGE.;[07] REQUESTED HFEC THE EDGES OF THE TRIMMED OUT AND ALL EXISTING OPEN HOLES PER ESR# 22-02394 STEPS 1 C AND 2.;[08] NDT INSPECTIONS COMPLETED IN EA 22-153-03175-WIP1 AND WIP2 AS REQUIRED.;[09] REINSTALLED L/H HORIZONTAL STAB FWD SLIDE SEAL FWD LOWER TRACK PER AMM 20-50-11-910-801;[10] REINSTALLED L/H HORIZONTAL STAB FWD SLIDE SEAL FWD LOWER TRACK PER AMM 20-50-11-910-801.<BR>SCREW GUN: ID: ATS1766; S/N: 1505378; DUE 06/2023.[17] REFER TO EA 22-153-03175 SUMMARY REQUIREMENT; BARCODE: TTG8Q00FXE40;[18] AS PER EA 22-153-03175; THE DAMAGE WAS REPAIRED WITH A TIME-LIMITED REPAIR. CONTINUED INSPECTION REQUIREMENTS ARE TRACKED BY EA 22-153-03175-INSP. PART REPLACEMENT IS TRACKED BY EA 22-153-03175-TLD.;[19] COMPLETE;[20] VERIFIED MEASUREMENT TABLE AND TASK CARD COMPLETE.

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