The brake caliper will require removing and the pistons pushed out to back bleed the
master cylinder as part of the brake bleeding procedure, see Bleeding the Rear
Brake.
1. Release the caliper mounting bolts and slide the caliper off the brake disc.
1. Caliper mounting bolts
Make sure no damage is made to the brake pad material when moving the brake
pads.
Allowing the brake pads to come into contact with each other or sharp objects may
cause the material to crack or break.
Damage to the brake pads may result in reduced braking efficiency leading to loss of
motorcycle control and an accident.
2. Using a suitable a flat metal plate approximately 2 mm thick and 30 to 50 mm wide
(for example a gasket scraper) between the brake pads, pump the rear brake pedal
until the plate is held by the brake pads.