To Replace The Brake Hydraulic Oil - Eton VECTOR ST 250 Service Manual

Please push the plate back to take a shoe out as shown
in picture
Plate
Eventually, you can take all brake shoe out the hub.
Piston
There are two kind of brake linings as shown in picture

TO REPLACE THE BRAKE HYDRAULIC OIL

Loosen the bolts and open the cover
Loosen the bolt and drain the used oil out.
Tighten the bolt after the used oil being drained out
completely
Bolt
131