BRAKE PAD REPLACEMENT
| CAUTION | Take care not to contact the parts or tools to the caliper because the paint of caliper will be scratched. And if there is brake fluid on the caliper, wipe it off quickly. Whenever a pad must be replaced, replace both LH and RH wheel pads as a set to prevent the vehicle from pulling to one side when braking. |
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- While pressing the cross spring by hand, remove the pin from the brake caliper assembly.
- Remove the cross spring from the brake caliper assembly.
- Remove the following parts from the brake caliper assembly. Shim Brake pad assembly CAUTION: Keep grease or other soiling off the pad and brake disk friction surfaces.
- Clean the piston, then press the piston into the cylinder using the piston expander (Special tool: MB990520).
- Apply grease to the pad as shown in the figure. Grease: Between pad and shim: Repair kit grease, Molykote AS880N or equivalent Shoulder section: Repair kit grease, Molykote 7439 or equivalent
- Install the shim to the brake pad assembly. Then, install the brake pad assembly to the brake caliper assembly so that the direction of shim arrow points to the same direction as the brake disk rotation direction of when the vehicle travels forward. NOTE: Install the brake pad assembly (with wear indicator) to outside the vehicle.
- Install the cross spring to the brake caliper assembly.
- While pressing the cross spring by hand, install the pin to the brake caliper assembly.
REMOVAL AND INSTALLATION
| CAUTION | Do not apply grease or lubricant to the switch and the switch installation section to avoid malfunction of the switch. In addition, do not use gloves which have grease on them. |
Scheme 19
>> A << VACUUM HOSE INSTALLATION
Align the mark as shown in the figure to assemble the vacuum hose.
Scheme 20
Scheme 20: >> A << VACUUM HOSE INSTALLATION
| CAUTION | Take care not to contact the parts or tools to the caliper because the paint of caliper will be scratched. And if there is brake fluid on the caliper, wipe it off quickly. |
Scheme 21
<< A >> FRONT BRAKE DISK REMOVAL
If the front brake disk removal is difficult, install bolts (M8 x 1.25 mm) shown in the figure, and tighten them evenly and gradually to remove the front brake disk.
Scheme 22
Scheme 22: << A >> FRONT BRAKE DISK REMOVAL
Scheme 23
Scheme 23: >> A << BRAKE HOSE INSTALLATION
- Pass the brake hose through the hole in the body-side bracket.
- Install the brake hose to the brake caliper.
- Install the brake hose at the two fixing points.
- Twist the brake hose toward the lesser torsion between the brake hose and body-side bracket as shown in the figure, and fix it to the body-side bracket with a clip.
<< A >> PISTON BOOT/PISTON REMOVAL
| CAUTION | Do not remove one piston completely before trying to remove the other piston, because it will become impossible to remove other pistons. |
Remove the pistons by pumping in air slowly from the brake hose connection. Be sure to use a wood block and adjust the height of the four pistons so that the pistons protrude evenly.
<< B >> PISTON SEAL REMOVAL
| CAUTION | To prevent damage to inner cylinder, do not use a flat-tipped screwdriver or other tool. |
Scheme 24
- Remove the piston seal with finger tip.
- Clean the piston surface and cylinder inner face with alcohol or specified brake fluid. Brake fluid: DOT3 or DOT4
| CAUTION | Take care not to contact the parts or tools to the caliper because the paint of caliper will be scratched. And if there is brake fluid on the caliper, wipe it off quickly. |
Scheme 25
If the rear brake disk removal is difficult, install bolts (M8 x 1.25 mm) shown in the figure, and tighten them evenly and gradually to remove the rear brake disk.
| CAUTION | Do not remove one piston separately before trying to remove the other piston, because it will become impossible to remove other pistons. |
Remove the pistons by pumping in air slowly from the brake hose connection. Be sure to use a wood block and adjust the height of the two pistons while so that the pistons protrude evenly.
| CAUTION | To prevent damage to inner cylinder, do not use a flat-tipped screwdriver or other tool. |
Scheme 26
- Remove the piston seal with finger tip.
- Clean the piston surface and cylinder inner face with alcohol or specified brake fluid. Brake fluid: DOT3 or DOT4