Service difficulty report · Pressure Panel · Boeing 737824

Difficulty date
March 4, 2020
Submitted
March 7, 2020
Operation
Air carrier
Aircraft
N33289
Make and model
Boeing 737824
Aircraft serial
31607
Aircraft time
51,877 hours, 18,205 cycles
Part
Pressure Panel
Part number
111A11111
Condition
Cracked
Location
Lt Mlg Ww
Stage of operation
IN
How discovered
V
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 WHEEL WELL, FWD CENTER WING BOX. REAR SPAR VERTICAL PRESSURE WEB BETWEEN LBL 45.64 AND 40.00, ABOVE WL 192.0, HAS AN INDICATION OF A CRACK USING HFEC. MARKED. REF FLEETCYCLE N/R 9727325. REPAIRED DAMAGE IN REF TO SRM 57-10-10 REPAIR 3 ALTERNATIVE 3...GENERATED DIP PER TABLE 206 PG 218...INSPECTION THRESHOLD 56000CYCLES AFTER REPAIR INSTALLATION AND 36000 CYCLES THERE AFTER. SEE FLEETCYCLE N/R 9727325 FOR ALLWORK PERFORMED. PER SRM 57-10-10 REPAIR 3 ALT 3, PLACED ON 57-DIP. INSPECTION THRESHOLD 56,000 FLIGHT CYCLES AFTER REPAIR INSTALLATION AND 36,000 FLIGHT CYCLES THEREAFTER. REF SRM 57-10-10 REPAIR 3 PG 218, STEP 7, C TABLE 206. TOMC APPROVED. TOMC-APPROVAL FROM SC1ELBYC COMMENT TOMC APPROVED : QC REVIEWED. TOMC APPROVED : QC REVIEWED. RECORDS UPDATE...SP RECORDS UPDATE..SP INIT: 56000 FC (INIT WILL ITO TO RIR -2373) RIR: 36000 FC...SP/U366013