Service difficulty report · Slat · Boeing 7377H4

Difficulty date
June 11, 2022
Submitted
July 14, 2022
Operation
Air carrier
Aircraft
N488WN
Make and model
Boeing 7377H4
Aircraft serial
33853
Aircraft time
59,468 hours, 35,169 cycles
Part
Slat
Condition
Cracked
Location
R/H Wing
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

SLAT #5 HAS CRACKED/DAMAGED FASTENERS ON EXISTING REPAIR AT ACTUATOR FITTING. (MARKED) / [01] NDI HFEC VERIFY CRACK ON #5 SLAT AT EXSISTING REPAIR AT ACTUATOR FITTING IAW SRM 51-10-02-0G-2; STEP 5.C.;[02] HFEC INSPECTED AROUND DISCREPANT FASTENERS ON #5 SLAT EXISTING REPAIR PER NDTM PART 6; 51-00-00 PROCEDURE 23. <BR>NO CRACKS NOTED.<BR>CAL ID: ATS2353 S/N: 6000519684 DUE: 01/2023;[03] HFEC INSPECTED #5 SLAT DISCREPANT FASTENERS ON EXISTING REPAIR AT ACTUATOR FITTING IAW SRM 51-10-02-0G-0; STEP 5.C. AND NDTM PART 6;51-00-00 PROCEDURE 23. NO CRACKS NOTED. NO FURTHER ACTION REQUIRED.;[04] REMOVED PANELS 622DB; AND 622EB AT SLAT #5 IAW SRM 51-40-02;[05] REMOVED AND REPLACED FASTENERS AT DISCREPANCY AREA IAW SRM 51-40-02 AND EA 1-757-13813 REV IR.;[06] OK TO CLOSE PANELS 622DB; AND 622EB AT SLAT #5;[07] VERIFIED CORRECTIVE ACTION 5 AND 6. OK TO REINSTALL REMOVED PANELS;[08] REINSTALLED PANELS 622EB; 622DB AT SLAT #5 IAW SRM 51-40-02<BR>SCREW GUN ID 7641C S/N G97640 CALL DUE 11/2022;[09] RII REQUIREMENTS ARE MET.;[10] VERIFIED CORRECTIVE ACTION 8.

More about the Boeing 737-7H4