Rear

REAR DISC BRAKE

COMPONENTS:

DISASSEMBLY
1. REMOVE REAR DISC BRAKE CYLINDER MOUNTING COLLAR
(a) Remove the 2 cylinder mounting collars from the disc brake cylinder.
2. REMOVE REAR DISC BRAKE BUSH DUST BOOT
(a) Remove the 3 bush dust boots.





3. REMOVE CYLINDER BOOT
(a) Using a screwdriver, remove the set ring and cylinder boot.
4. REMOVE REAR DISC BRAKE PISTON
(a) Place a piece of cloth or similar, between the piston and the disc brake cylinder.





(b) Use compressed air to remove the piston from the disc brake cylinder.

CAUTION: Do not place your fingers in front of the piston when using compressed air.

NOTICE: Do not spatter the brake fluid.





5. REMOVE PISTON SEAL
(a) Using a screwdriver, remove the piston seal from the brake cylinder.

NOTICE: Do not damage the inner cylinder and the cylinder groove.

6. REMOVE REAR DISC BRAKE BLEEDER PLUG
(a) Remove the disc brake bleeder plug cap and bleeder plug from the rear disc brake cylinder.
7. REMOVE REAR DISC
(a) Make matchmarks on the rear disc and the axle hub.
(b) Remove the rear disc.

REASSEMBLY





1. INSTALL REAR DISC
(a) Aligning the matchmarks, install the rear disc.

HINT: Select the installation position where the disc has the minimum runout.

2. INSPECT DISC RUNOUT
(a) Temporarily fasten the disc with hub nuts.
Torque: 103 N*m (1,050 kgf*cm, 76 ft.*lbf)





(b) Using a dial indicator, measure the disc runout 10 mm (0.39 in.) away from the outer edge of the disc.
Maximum disc runout: 0.15 mm (0.0059 in.)
(c) If the disc runout is the maximum value or greater, check the bearing play in the axial direction and check the axle hub runout.
If the bearing play and axle hub runout are normal, adjust the disc runout or grind it on a "On-car" brake lathe.
3. TEMPORARILY TIGHTEN REAR DISC BRAKE BLEEDER PLUG
(a) Temporarily tighten the bleeder plug, and install the bleeder plug cap to the disc brake cylinder.
4. INSTALL PISTON SEAL
(a) Apply the lithium soap base glycol grease on a new piston seal.
(b) Install the piston seal to the disc brake cylinder.
5. INSTALL REAR DISC BRAKE PISTON
(a) Apply the lithium soap base glycol grease on the piston.
(b) Install the piston to the disc brake cylinder.

NOTICE: Do not screw the piston forcedly in the disc brake cylinder.

6. INSTALL CYLINDER BOOT
(a) Apply the lithium soap base glycol grease on a new cylinder boot.
(b) Install the cylinder boot to the disc brake cylinder.

HINT: Install the boot securely to the grooves of the cylinder and piston.





(c) Using a screwdriver, install the set ring.

NOTICE: Do not damage the cylinder boot.

7. INSTALL REAR DISC BRAKE BUSH DUST BOOT
(a) Apply the lithium soap base glycol grease to seal surface of 3 new bush dust boots.





(b) Install the 3 bush dust boots to the disc brake cylinder.
8. INSTALL REAR DISC BRAKE CYLINDER MOUNTING COLLAR
(a) Install the 2 cylinder mounting collars.