Service difficulty report · Web · Boeing 7377H4

Difficulty date
January 4, 2023
Submitted
February 10, 2023
Operation
Air carrier
Aircraft
N214WN
Make and model
Boeing 7377H4
Aircraft serial
32486
Aircraft time
59,300 hours, 35,194 cycles
Part
Web
Condition
Cracked
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

CRACK ON HORIZONTAL PRESSURE DECK WEB AT STA 663; RBL 42; LENGTH 0.500'. CRACK ON HORIONTAL PRESSURE DECK WEB AT STA 663 RBL 42 LENGTH 0.500&#34;<[01] FOR ACCESS TO PRESSURE DECK WEB REPAIR; INSTALLED EWIS PROTECTION TO ADJACENT AREA AT STA 663.75 AND STA 675 FROM RBL 38 TO RBL 60 REF. 737-AMM 20-60-07-913-801;[02] FOR ACCESS TO PRESSURE DECK WEB REPAIR; REMOVE FASTENERS FROM STA 663.75 AND STA 675 FROM RBL 30 TO RBL 60; REMOVE RETAINER; PLATE; ANGLES AND SUPPORT FLOOR REF.737-SRM 53-40-51-2R-2;12] LATE ENTRY; WERE FABRICATED THE REPAIR PARTS AT RBL 38 TO RBL 60 BETWEEN STA 663.75 STA 675 REF. SRM 51-30-01;[13] LATE ENTRY; FABRICATED THE REPAIR PARTS AT RBL 38 TO RBL 60 BETWEEN STA 663.75 STA 675 REF. SRM 53-40-51-2R-2 REPAIR 2 PAR.4 LETTER E;[14] VERIFIED STEPS:10;11;12 AND 13. FABRICATED AND INSTALLED REPAIR PARTS AT HORIZONTAL PRESSURE DECK WEB LOCATED ON STA 663 RBL 42 PER SRM 53-40-51-2R-2.;[36] VERIFIED STEP 35

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