Operation Manual

Removal
- Remove the transmission cover and the com-
plete driving pulley beforehand
- Install the base of the appropriate tool on the oil
guard using the screws provided.
Specific tooling
020622Y Transmission-side oil guard punch
- Screw the threaded bar onto the base of the tool
and extract the oil guard.
Specific tooling
020622Y Transmission-side oil guard punch
Refitting
- Use a new oil guard for the refitting
- Prepare the new oil guard, lubricating the sealing
lip.
- Preassemble the oil seal with the specific tool,
positioning the screws.
- Insert the sheath over the crankshaft.
- Insert the tool with the oil seal on the crankshaft
until it comes into contact with the crankcase.
- Insert the adaptor bushing of the tool in the hole
on the crankcase.
MP3 250 i.e. Engine
ENG - 61