Service difficulty report · Skin · Boeing 75721B

Difficulty date
September 2, 2009
Submitted
September 2, 2009
Operation
Air carrier
Aircraft
N933FD
Make and model
Boeing 75721B
Aircraft serial
24330
Aircraft time
52,447 hours, 30,243 cycles
Part
Skin
Condition
Corroded
Location
Zone 100
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

BS 750 TO BS 785, S-17L TO S-17R SKIN AROUND NUT PLATES CORRODED. BS 750 TO BS 785, S-17L TO S-17R SKIN AT NUTPLATES CORROSION REMOVED AND TREATED IAW SRM 51-10-02 AND 51-20-01, REV 97 AND FOUND EXCEEDED LIMIT AT BS 780, S-28L TO S-28R IAW SRM 53-00-01 FIG 101 REV 97 REPAIRED DOUBLER FABRICATED AND INSTALLED IAW SRM 53-00-01 REPAIR 3, FIG 201 REV 97. THIS REPAIR IS CLASSIFIED AS MAJOR IAW-GMM 6-2-100 CRITERIA. NOTE: REPETITIVE INSP REQUIRED IAW SRM 53-00-01 REPAIR 3 FIG 201, TABLE V REV 97 NEXT INSP IS 33,243 FC.

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