Service difficulty report · Vapor Barrier · Boeing 73779P

Difficulty date
April 21, 2023
Submitted
May 30, 2023
Operation
Air carrier
Aircraft
N7860A
Make and model
Boeing 73779P
Aircraft serial
29362
Aircraft time
49,658 hours, 34,219 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 HOLE ON VAPOR BARRIER RT LOCATED BETWEEN RBL 31.83 AND RBL 43.80 MAIN WHEEL WELL 2023-282479<[01] TOOL USED: CALIPER PN: 500-197-30 SN: B20189527 DUE DATE: 26/DEC/23;[02] TOOL USED: HOT BONDER P/N: HCS9200B-AV S/N: 18196127 DUE DATE: 22/JAN/24.;[03] TOOL USED: SCALE P/N: SPX621 S/N: 8340225441 DUE DATE: 20/JUL/23.;[04] REPAIRED VAPOR BARRIER RT LOCATED BETWEEN RBL 31.83 AND RBL 43.80 MAIN WHEEL WELL IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10 AND B737-700 SRM 51-70-04-2R-0 REPAIR GENERAL. SEE INDIVIDUAL SIGNOFFS BELOW.;[05] REPAIRED VAPOR BARRIER RT LOCATED BETWEEN RBL 31.83 AND RBL 43.80 MAIN WHEEL WELL IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10 AND B737-700 SRM 51-70-04-2R-0 REPAIR GENERAL.

More about the Boeing 737-79P