Service difficulty report · Support · Boeing 747212B

Difficulty date
August 8, 2007
Submitted
August 31, 2007
Operation
Air carrier
Aircraft
N521UP
Make and model
Boeing 747212B
Aircraft serial
21944
Aircraft time
79,715 hours, 18,925 cycles
Part
Support
Condition
Corroded
Location
A/C Bay
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

INSPECTION TYPE:C FX AIR CONDITIONING BAY PANEL SUPPORT FRAME FOUND CORROSION AT STA 1018 TO STA 1045 LBL 58, CORROSION BLEND OUT 0.045" BY 1" BY 1" EXCEED SRM 53-10-01 FIG 1 LIMITS, FX BS 987 TO BS 1060 LBL 58" FAIRING SUPPORT REPAIRED AS PER SRM 51-40-04 FIG 1.

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