Service difficulty report · Bolt · Emb EMB145LR

Difficulty date
June 4, 2008
Submitted
July 30, 2008
Operation
Air carrier
Aircraft
N687JS
Make and model
Emb EMB145LR
Aircraft serial
14500846
System (JASC)
5751 · Ailerons
Part
Bolt
Part number
14573900417
Part serial
1034
Condition
Damaged
Location
Nr 1 Alieron
Part time
9,701 hours, 8,854 cycles
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

WHILE INVESTIGATING SCRATCHES ON THE NUMBER ONE AILERON MAINTENANCE DISCOVERED THAT THE NUMBER ONE AILERON DAMPENER TO AILERON ATTACHMENT FITTING BOLT WAS NOT ATTACHED TO THE AILERON. IT WAS LATER DISCOVERED THAT THE NUMBER ONE AILERON DAMPENER BOLT WAS SHEARED AND THE REMAINING BOLT SHANK WAS FOUND STILL STUCK IN THE DAMPENER BOLT HOLE. IT WAS ALSO FOUND THAT THE AILERON DAMPENER ATTACH FITTING WAS GOUGED AND DAMAGED ALONG WITH THE AILERON SHROUD. AIRCRAFT REMOVED FROM SERVICE. REMOVED AND REPLACED THE NUMBER ONE DAMPENER BOLT AND AILERON SHROUD. THE AILERON DAMPENER ATTACH FITTING WAS PASSED. THE REPAIR WAS DIFFERED UNTIL THE NEXT "C" CHECK. AIRCRAFT RETURNED TO SERVICE. (A)

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