Service difficulty report · Spar · Boeing 747212B

Difficulty date
June 27, 2001
Submitted
July 11, 2001
Operation
Air carrier
Aircraft
N522UP
Make and model
Boeing 747212B
Aircraft serial
21936
Aircraft time
61,383 hours, 14,839 cycles
Part
Spar
Condition
Corroded
Location
Elevator
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

INSPECTION TYPE:C EMP - RT OUT/B ELEVATOR INTERIOR FRONT SPAR UPPER CHORD FOUND SURFACE CORROSION AT ELEV STA 310 TO STA 390 AS MARK. THE RT O/B ELEVATOR FRONT SPAR UPPER CHORD BETWEEN ELEV STA 310 AND 390 AREA CORROSION CLEANED UP. BLEND OUT AREA OUT OF ALLOWABLE LIMIT AS PER SRM 55-20-01 FIG 1.4. REPAIR WAS CARRIED OUT IAW SRM 51- 40-04. ELEVATOR BALANCE ALSO C/OUT AS PER SRM 51-80-02 AFTER REPAIR.

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