Install the Piston In the Brake Caliper

WARNING: This page is about a different car, the 2002 Volvo C70, 2001 Volvo C70, 2000 Volvo C70, 1999 Volvo C70, and 1998 Volvo C70. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Applying Thin Layer Of New Brake Fluid To Cylinders, Piston And New Sealing Ring

Courtesy of VOLVO CARS OF NORTH AMERICA.

Blow the ducts clean using compressed air.

Apply a thin layer of new brake fluid to the cylinders, the piston and the new sealing ring.

Install:

the piston in the caliper. Carefully press the piston to the bottom
the dust boot in the groove on the piston. Check that everything is positioned correctly
the rubber sleeves in the caliper for the locating pins.