Pic. 6.18. Front disc brake: 1 - connecting tube (brake hose and tube assembly); 2 - front brake caliper assembly; 3 - brake disc
Withdrawal
Pic. 6.19. Caliper mounting bolt
Loosen the lower caliper bolt, lift it up and secure it with wire (pic. 6.19).
Take out the brake pads.
Attention! With the brake pads removed, do not press the brake pedal.
Examination
Measure the thickness of the friction layer of the pad. Make sure the pad is not oiled.
Attention! Always replace brake pads on the same axle at the same time. Do not install blocks of different types and manufacturers.
All four pads are replaced as a set.
When replacing the pads, check that they are not deformed. When replacing the spring, carefully remove all dirt.
Pic. 6.20. brake pads
Check old pads for warping and breaking (pic. 6.20).
Pad Thickness:
- Rated: 11mm
- Limit: 2 mm
Installation
Install shoes in the spring guides.
Pic. 6.21. Brake pad retainers
Install brake pad retainers (pic. 6.21).
Note. The pad wear indicator should point up towards the piston.
Pic. 6.22. Installing the piston in the caliper
With a special tool (09581-11000) put the pistons in the caliper (pic. 6.22).
Pic. 6.23. Brake pad components
Install gaskets on the pads, as shown in Figure 6.23.
Attention! Do not allow grease to get on the pads and brake disc.
Pic. 6.24. Installing the lower (guiding) caliper bolt
Install the bottom (guide) caliper bolt and tighten it to the specified torque (pic. 6.24).
Tightening torque 22–32 Nm.