Service difficulty report · Scuff Plate · Boeing 7377H4

Difficulty date
August 7, 2021
Submitted
September 10, 2021
Operation
Air carrier
Aircraft
N754SW
Make and model
Boeing 7377H4
Aircraft serial
29849
Aircraft time
74,935 hours, 44,224 cycles
Part
Scuff Plate
Condition
Cracked
Location
Fwd Service Door
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

CUSTOMER REQUEST CRACK SCUFF PLATE FWD SERVICE DOOR AT FWD GALLEY AREA ; 2021-368684 / [01] EVALUATED SCUFF PLATE FWD SERVICE DOOR AT FWD GALLEY AREA FOUND CRACKS (4EA) MEASURES ARE #1=1.4390 INCH;#2=2.2750 INCH;#3=2.5025 INCH;#4=1.8400 INCH;THESES CRACKS MUST BE REPAIR IAW BOEING 737-700 SRM 53-10-15-2R-2 REPAIR 2.TOOL USED DIGITAL CALIPER P/N:500-197-30;S/N:B20189526;DUE DATE:22-NOV-21.; [02] VERIFIED STEP 1; [03] WELDED CRACKS (4EA) LOCATED ON SCUFF PLATE FWD SERVICE DOOR AT FWD GALLEY AREA IAW BOEING 737-700 SRM 53-10-15-2R-2 REPAIR 2 PARAGRAPH 4.B STEPS (3)(4) FIGURE 203 AND BAC 5975 USING AMS 4954 FILLER ROD.; [04] VERIFIED STEP 3; [05] PERFORMED LIQUID PENETRANT INSPECTION ON SCUFF PLATE; FWD SERVICE DOOR AT FWD GALLEY AREA ON WELDED AREAS AS PER BSOPM 20-20-02 NO CRACKS WERE FOUND.; [07] APPLIED ONE LAYER OF BMS 10-11 TYPE 1 PRIMER OF THE INNER SURFACE OF THE SCUFF PLATE FWD SERVICE DOOR AT FWD GALLEY AREA IAW BOEING 737-700 SRM 53-10-15-2R-2 REPAIR 2 PARAGRAPH 4.B STEPS (6)(8).; [08] VERIFIED STEP 7; [09] REPAIRED SCUFF PLATE FWD SERVICE DOOR AT FWD GALLEY AREA IAW BOEING 737-700 SRM 53-10-15-2R-2 REPAIR 2 PARAGRAPH 4.B AND BAC 5975.; [10] REPAIRED SCUFF PLATE FWD SERVICE DOOR AT FWD GALLEY AREA IAW BOEING 737-700 SRM 53-10-15-2R-2 REPAIR 2 PARAGRAPH 4.B AND BAC 5975.

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