Crankshaft Oil Seals - VESPA LX 50 Workshop Manual

Vespa LX 50
- Keeping the half crankcase on the transmission
side, insert the flywheel side half crankcase with a
clean precise movement
- Insert at least three clamping screws and tighten
up rapidly
- Insert the other 5 screws and tighten them to the
specified torque.
Locking torques (N*m)
crankcase coupling screws
- Move the crankcase separation plate in a position
back from the one indicated in the figure
- Install the special magnetic support with dial
gauge at the end of the crankshaft
- Check the axial clearance of the crankcase
If this is not within the maximum limit allowed, re-
peat the crankcase coupling procedure
Specific tooling
020335Y Magnetic support for dial gauge
Characteristic
Axial clearance with warm crankcase
0.10 ÷ 0.12 mm
Axial clearance with cold crankcase
0.06 to 0.08 mm
Limit value with cold crankcase
0.02 ÷ 0.03 mm
Lubrication

Crankshaft oil seals

11 - 13
Engine
ENG - 87