Place a rag under the brake hose fitting. Remove the fitting and disconnect the brake hose, drain the brake fluid into a suitable container.
Attention! Immediately wipe off any brake fluid that gets on your motorcycle, as brake fluid is chemically aggressive to paintwork, plastic, rubber, etc.
Loosen the GTZ rod (1) and remove the nut (2)
Remove the GTZ (3).
Place a rag and disconnect the brake hose.
Remove the expansion tank with hose.
Remove the retaining ring (4), union (5), ring (6).
Attention! Replace the removed ring with a new one.
Pull the boot towards you (7), remove the retaining ring (8).
Remove the pusher (1), piston (2) and a spring (3).