Inspect the cam chain guide in the following procedures:

Cam chain guide / cam chain tensioner
removal and installation
Cam chain tensioner inspectionSpecial tools and equipment
Recommended service material
Note
required service material is also described in the following.
“Front wheel components” “front wheel assembly construction” “rear
wheel components” “rear wheel assembly construction”
Special tool
...
Piston and piston ring inspection
Refer to “piston ring removal and installation” .
Piston diameter
Measure the piston diameter using the micrometer at 15
mm (0.6 In) “a” from the skirt end. If the piston diameter
is less than the service limit, replace the piston.
Special tool
(a): 09900–20203 (micrometer (50 –
75 mm))
Pis ...
Front brake master cylinder assembly removal and installation
Removal
Drain brake fluid. Refer to “brake fluid replacement” .
Disconnect the front brake light switch coupler (1).
Place a rag underneath the brake hose union bolt (2)
on the master cylinder to catch any spilt brake fluid.
Remove the brake hose union bolt (2).
...