APRILIA SCARABEO 500 2008 Service Station Manual page 205

SCARABEO 500
- Check that the shim washer is not scored.
NOTE
IF IT IS REUSED, KEEP ITS ORIGINAL FITTING POSITION.
Specific tooling
020074Y Supporting base for checking crankshaft alignment
- If the crankshaft-crankcase axial clearance exceeds the standard and the crankshaft does not show
any defect, the problem must be due to either excessive wear or wrong machining on the crankcase.
- Check the diameters of both crankshaft bearings
according to the axes and surfaces shown in the
figure. Half-shafts are classified in two categories,
Cat 1 and Cat 2, as shown in the chart below.
Specification
Cat. 1
Cat. 2
Inspecting the crankshaft alignment
- Install the crankshaft on the support and measure the misalignment at the 4 points indicated in figure.
Specific tooling
020074Y Supporting base for checking crankshaft alignment
Specification
STANDARD DIAMETER
MAXIMUM OFF-LINE ALLOWED
A
B
C
D
Desc./Quantity
40.010 ÷ 40.016
40.016 ÷ 40.022
Desc./Quantity
= 0.15 mm
= 0.01 mm
= 0.01 mm
= 0.10 mm
Engine
ENG - 205