Service difficulty report · Support Angle · Boeing 7377H4

Difficulty date
February 9, 2023
Submitted
February 16, 2023
Operation
Air carrier
Aircraft
N276WN
Make and model
Boeing 7377H4
Aircraft serial
32530
Aircraft time
52,194 hours, 31,383 cycles
Part
Support Angle
Condition
Elongated
Location
Zn 100 Fus Lower
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

ELONGATED HOLE VAPOR VARRIER SUPPORT ANGLE 4(E/A) AT MAIN WHEEL WELL COMPARTME 2023-83835<[01] DRILLED OVERSIZE HOLES VAPOR VARRIER SUPPORT ANGLE 4(E/A) AT MAIN WHEEL WELL COMPARTME INITIAL DIAMETER HOLE 0.175' AND FINAL DIAMETER HOLES 0.187' IAW B737-700 SRM 51-40-05 TOOL USED P/N: 8647A42; S/N: B22058354; DUE DATE: 27-AUG-23;[02] CORRECTED STEP 1<BR>DRILLED OVERSIZE HOLES VAPOR VARRIER SUPPORT ANGLE 4(E/A) AT MAIN WHEEL WELL COMPARTME INITIAL DIAMETER HOLE 0.175' AND FINAL DIAMETER HOLES 0.187' IAW B737-700 SRM 51-40-05 TOOL USED CALIPER P/N: 8647A42; S/N: B22058354; DUE DATE: 27-AUG-23;[03] TASK CARD COMPLETED <BR>DRILLED OVERSIZE HOLES VAPOR VARRIER SUPPORT ANGLE 4(E/A) AT MAIN WHEEL WELL COMPARTME INITIAL DIAMETER HOLE 0.175' AND FINAL DIAMETER HOLES 0.187' IAW B737-700 SRM 51-40-05 TOOL USED CALIPER P/N: 8647A42; S/N: B22058354; DUE DATE: 27-AUG-23

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