Service difficulty report · Blade · Bolkms BK117C2

Difficulty date
May 6, 2011
Submitted
May 9, 2011
Operation
Air carrier
Aircraft
N779LF
Make and model
Bolkms BK117C2
Aircraft serial
9103
Aircraft time
1,741 hours, 5,709 cycles
Engine
Tmeca ARRIEL1E2
Engine time
1,741 hours, 4,901 cycles
Part
Blade
Part number
B621M4001051
Part serial
688
Condition
Damaged
Location
Main Rotor
Part time
1,741 hours, 5,709 cycles
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

DURING THE PILOTS PRE FLIGHT, FOUND THAT THE TRIMMING SURFACE ON THE YELLOW BLADE WAS MISSING. UPON INSPECTION FOUND THE TWO RIVET HOLES, WHERE THE RIVETS HELP HOLD THE TRIMMING SURFACE TO THE BLADE, WAS IN ALMOST PERFECT CONDITION. SENT MAIN ROTOR BLADE TO AMERICAN EUROCOPTER FOR REPIAR.