Service difficulty report · Doubler · Boeing 7377H4

Difficulty date
August 2, 2022
Submitted
August 4, 2022
Operation
Air carrier
Aircraft
N755SA
Make and model
Boeing 7377H4
Aircraft serial
27871
Aircraft time
77,298 hours, 45,723 cycles
Part
Doubler
Condition
Cracked
Location
Fwd Fuselage
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

EXTERNAL GROUND POWER DOOR CUTOUT INTERNAL SKIN DOUBLER IS CRACKED ON LOWER SIDE OF DOOR. REMOVED DAMAGE SECTION IAW SRM 53-10-15-2R-4.FIG 204. HFEC IAW NDT PART 6; 51-00-00 P23. NO DEFECTS NOTED. PERFORMED VISUAL INSPECTION WITH 10X GLASS OF TRIM OUT AREA IAW SRM 53-10-15-2R-4. DAMAGE DOES NOT EXTEND UNDER SKIN. NO DISBOND OF EGPR SURROUND DOUBLER AND SKIN. FABRICATED, LOCATED AND DRILLED REPAIR PARTS -2 DOUBLER & -3 FILLER IAW SRM 53-10-15-2R-4 STEP 4.E; 4.F; 4.G; 4.H; 4.I & 4.J. TREATED AND PRIMED REPAIR PARTS AND TRIM OUT IAW SRM 53-10-15-2R-4. INSTALLED REPAIR PARTS IAW SRM 53-10-15-2R-4 & DWG 141A8701 REV -. APPLIED CIC AS REQUIRED IAW AMM 51-21-91-620-802.

More about the Boeing 737-7H4