Service difficulty report · Angle · Pilats PC1245

Difficulty date
December 12, 2000
Submitted
January 19, 2001
Operation
Air carrier
Make and model
Pilats PC1245
Part
Angle
Part number
5575012159
Condition
Loose
Location
Flap Fairing
Part time
1,147 hours, 681 cycles
Component
R/H Flap · Pilats · 5575012004
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

(CAN) ANGLE WAS FOUND LOOSE ON THE FLAP. IN REMOVING THE 2 RIVETS ATTACHING THE ANGLE THE HEADS WERE GROUND SUFFICIENTLY TO REMOVE THE LOCKS IN THE RIVET STEM. THEN ON LIGHTLY TAPPING THE RIVET STEMS TO REMOVE THEM THE RIVET HEADS JUST POPPED OFF, (NOT NORMAL) ON CLOSE INSPECTION IT APPEARED THAT THE RIVETS HAD BEEN CLOSE TO HAVING THE HEADS SHEAR OFF. THE HOLES IN THE FLAP WERE WITHIN LIMITS (THE RIVETS WERE NOT LOOSE IN THE MAIN STRUCTURE) AND THE HOLES IN THE ANGLE WERE ALSO WITHIN LIMITS EVEN THOUGH THE ANGLE WAS LOOSE ON THE RIVETS. THE ANGLE IN QUESTION IS THE INBOARD REAR ANGLE OF THE INBOARD FAIRING ON THE R/H FLAP.