Sym HD 125 Service Manual page 138

Check any wear and damage of the mechanical
seal and inside seal.
Caution
The mechanical seal and inside seal must be
replaced as a unit.
Replacement of Mechanical Seal
Remove the inside bearing by inner bearing puller.
Drive the mechanical seal and inner seal out of the
right crankcase.
Special tools:
Inner bearing puller
Water pump bearing driver
Caution
Replace a new mechanical seal after removing
it.
Apply a coat of sealant to the mating surfaces of
the right crankcase before installing the new
mechanical seal.
Install the mechanical seal onto the right
crankcase.
Special tools:
Water pump mechanical seal driver
To this chapter contents
Mechanical seal
12. COOLING SYSTEM
Water pump mechanical
seal driver
Water pump bearing
driver
Mechanical seal
12-9