Service difficulty report · Vapor Barrier · Boeing 737752

Difficulty date
July 23, 2023
Submitted
August 24, 2023
Operation
Air carrier
Aircraft
N7843A
Make and model
Boeing 737752
Aircraft serial
35786
Aircraft time
53,219 hours, 28,365 cycles
Part
Vapor Barrier
Condition
Cracked
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

CUSTOMER REQUEST - CRACK ON VAPOR BARRIER LOCATED BS 663 LH SIDE AT MAIN WHEEL WELL COMPARTMENT 2023-461131<[01] TOOL USED CALIPER P/N: 500-464; S/N B17030933; DUE DATE: 17-OCT-23.;[02] TOOL USED HOT BONDER P/N HCS9200B-AV; S/N 18196127; DUE DATE: 22-JAN-24.;[03] TOOL USED: SCALE: P/N: CR5200; S/N: 8343110809; DUE DATE: 21-FEB-24;[04] TOOL USED: ULTRASONIC FLAW DETECTOR: P/N: EPOCH 650; S/N: 201036102; DUE DATE: 16-SEP-23.;[05] REPAIRED VAPOR BARRIER LOCATED BS 663 LH SIDE AT MAIN WHEEL WELL COMPARTMENT IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10. SEE INDIVIDUAL SIGNOFFS BELOW.;[06] JOB TASK COMPLETED. RII INSPECTION COMPLETED.