Service difficulty report · Pressure Blkhd · Boeing 767223

Difficulty date
February 9, 2012
Submitted
March 15, 2012
Operation
Air carrier
Aircraft
N312AA
Make and model
Boeing 767223
Aircraft serial
22315
Aircraft time
77,627 hours, 17,677 cycles
Part
Pressure Blkhd
Condition
Dented
Location
Zone 200
Part time
77,627 hours, 17,677 cycles
Stage of operation
IN
How discovered
V
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

DURING C18 CHECK INSPECTION, DAMAGE WAS OBSERVED AT THE AFT PRESSURE BULKHEAD, BS 1582 ON THE DOME WEB BETWEEN RS 19 AND RS 20. CREASE SIGNS ARE SEEN AT THE CENTER OF THE AFFECTED AREA. CUT OUT THE DAMAGED WEB PORTION AT BS 1582 BETWEEN RS 19 AND RS 20. PERFORMED HFEC INSP OF THE WEB AT THE CUTOUT AND 3 INCHES AROUND TO INSURE A CRACK FREE CONDITION IAW NDT PART 6. TOUCHED UP THE EXPOSED EDGE OF WEB CUTOUT AND ANY BARE AREA OF THE SURROUNDING STRUCTURE WITH CHEMICAL CONVERSION COATING IAW SRM 51-20-01 AND 1 COAT OF EPOXY PRIMER IAW SOPM 20-41-02. INSTALLED THE REPAIR PARTS IAW FIG 3 OF IAI REPAIR EA MF00852R0007, SRM 53-80-08, FIG 201 REPAIR NR 2 AND MESSAGE IAI-TIN-12-0001-05C/-06B.