13. BRAKE SYSTEM ATV 300/250
Screw Fluid Inlet Duct
Remove the screw and remove the fluid
inlet duct.
Check the O-ring for wear or damage and
replace if necessary.
O-ring
Seal Boot
Remove the two nuts and remove the seal
boot.
Nuts
Remove the circlip and then pull out the
push rod, washer, piston and spring.
Circlip Push Rod Washer
Spring
INSPECTION
Check the cylinder inside wall, and spring
for scratch, corrosion or other abnormal
condition.
If any abnormal condition is found, replace
the inner parts or master cylinder.
Before assembly, inspect the lst and 2nd
rubber cups for wear.
Piston
13-14