Front

DISASSEMBLY

16-INCH TYPE
1) Remove mud and foreign matter from the caliper body assembly and the support.

CAUTION: Be careful not to allow foreign matter to enter the brake hose connector.

2) Place a wooden block in the caliper body as shown in the figure to prevent the piston from jumping out and being damaged.
3) Gradually apply compressed air via the brake hose installation hole to push the piston out.





4) Remove the piston boot.





5) Remove the piston seal from caliper body cylinder.

CAUTION: Do not damage the cylinder and piston seal groove.




6) Remove the guide pin and boot from caliper body.

17-INCH TYPE
Refer to 16-inch type.

ASSEMBLY

16-INCH TYPE
1) Clean the inside of the caliper body using brake fluid.
2) Apply a coat of brake fluid to piston seal and install piston seal in the groove on caliper body.
3) Apply a coat of brake fluid to the inner surface of cylinder and the entire outer surface of the piston.
4) Apply a coat of specified grease to the boot, and fit to the groove on the ends of the cylinder.
Grease: NIGLUBE RX-2 (Part No. 00004 1000)
5) Insert the piston into cylinder.

CAUTION: Do not force the piston into cylinder.





6) Position the boot in the grooves on cylinder and piston.





7) Apply a coat of specified grease to the lock pin and guide pin outer surface, cylinder inner surface, and boot grooves.
Grease: NIGLUBE RX-2 (Part No. 000041000)
8) Insert the lock pin and guide pin boot into the support.





17-INCH TYPE
Refer to 16-inch type.

INSPECTION
1) Repair or replace the faulty parts.
2) Check the caliper body and piston for uneven wear, damage or rust.
3) Check the rubber parts for damage or deterioration.