Service difficulty report · Skin · Grob G120A

Difficulty date
October 21, 2009
Submitted
December 1, 2009
Operation
General aviation
Make and model
Grob G120A
Aircraft time
11,118 hours
Engine
Lyc AEIO540D4D5
Part
Skin
Condition
Dented
Location
Rt Wing
Part time
1,579 hours
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

(CAN) THE STUDENT PILOT WAS CARRYING OUT THE PREFLIGHT INSPECTION OF THE ACFT & NOTED SEVERAL INDENTATIONS ON UPPER SKIN ON THE RT WING. FURTHER INSPECTION BY MX BY "TAP TESTING" REVEALED THE EXTENT OF THE DELAMINATION. OUTBOARD EDGE OF OUTBOARD DELAMINATION IS 61 CM FROM THE INBOARD EDGE OF THE WING, THE INBOARD EDGE OF THE MOST INBOARD DAMAGE IS AT 40 CM. FORE AND AFT - THE FORWARD MOST POINT IS 30 CM FROM THE LEADING EDGE, THE AFT MOST DELAMINATION POINT IS 73 CM FROM THE LEADING EDGE. THE MANUFACTURER WAS SENT IMAGES & DESCRIPTION OF THE DAMAGE IN ACCORDANCE WITH THEIR MM PROCEDURES SO THAT A REPAIR PLAN COULD BE CREATED. A REPAIR RECOMMENDATION WAS MADE BY THE MANUFACTURER. (TC 20091022006)

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