Service difficulty report · Crankshaft · Amtr SISU1A

Difficulty date
May 20, 2006
Submitted
August 10, 2006
Operation
General aviation
Aircraft
N818SH
Make and model
Amtr SISU1A
Aircraft serial
1017S1S
Engine
Lyc IO360A1A
Part
Crankshaft
Part number
MIOP
Condition
Separated
Location
Engine
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

CRANKSHAFT FLANGE SEPARATED FROM CRANK AT THE LIGHTENING HOLES. AVOID GYROSCOPIC AEROBATICS USING A CRANKSHAFT FLANGE WITH LIGHTENING HOLES. (K)