Remove the piston from the brake caliper

Fig 1: Placing Block Of Wood In Front Of Piston & Pressing Out Piston Using Compressed Air

Courtesy of VOLVO CARS OF NORTH AMERICA.

NOTE:

Do not trap your fingers when the piston is pressed out.

Remove the dust cap before the piston is pressed out.

Place a block of wood in front of the piston. Carefully press out the piston using compressed air.