Service difficulty report · Chord · Boeing 747121

Difficulty date
April 24, 1997
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N681UP
Make and model
Boeing 747121
Aircraft serial
19661
Part
Chord
Condition
Corroded
Location
Bs 860
Stage of operation
IN
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, FOUND CORROSION ON UPPER CHORD ON BS 860 BETWEEN LBL 70/105. REMOVED CORROSION ON UPPER CHORD AT BS 860 BETWEEN LBL 70/105. CORROSION NOT IN LIMITS ACC SRM 53-10-01 FIG 1. REPLACED UPPER CHORD AT FABRIC SPLICE AT LBL 65 TO LBL 122 ACC SRM 51-30-02.