Service difficulty report · Transition Panel · Boeing 737790

Difficulty date
February 28, 2017
Submitted
March 13, 2017
Operation
Air carrier
Aircraft
N644AS
Make and model
Boeing 737790
Aircraft serial
30795
Aircraft time
46,577 hours, 21,007 cycles
Part
Transition Panel
Part number
146A75021
Condition
Corroded
Location
Bs 727-847
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

AFT CARGO BAY LT TRANSITION PANEL HAS CORROSION BS 727 + 4 - 847. ACFT GROUNDED. REMOVED CORROSION IAW SRM 51-40-02. FOUND BEYOND LIMITS IAW SRM 53-00-53-1A-2, FIG. 103. LOCATED, DRILLED A NEW TRANSITION PANEL AND FABRICATED A REPAIR SPLICE IAW DWG 146A7502 REV A, AND SRM 53-00-53-22-5. ALODINED, PRIMER AND PAINTED IAW SRM 51-20-01, SOPM 20-41-02, AND AMM 51-21-00. INSTALLED IAW DWG 146A7502 REV A, SRM 53-00-53-2R-5, AND DWG 146A7500 REV-.