Loosen fixing nuts and spark plug, remove the cylinder cover.
12.4 Cylinder cover check
Check whether cylinder cover is broken.
Check flarness of cylinder cover bottom surface.
Limit for use: 0.04mm。
12.5 Installation of cylinder cover
Install it in reverse order.
Cylinder block and piston
Fixing nut
Ruler
126
Cylinder
cover
Sprocket
cover
Gauge
Cylinder cover