Disassembly Of Engine; Cylinder Head And Block - Hisun HS500ATV Maintenance Manual

Examine if the rocker arm if worn out or cracked.
Measure the external diameter of rocker arm shaft with
micrometer.
Repairing limit value: φ12
The repairing limit value of clearance between rocker arm
shaft and hole : 0.09mm ,See figure 2-26

3.1 disassembly of engine

3.1
3.1 3.1

3.1.1 cylinder head and block

3.1.1 3.1.1 3.1.1
①Unplug the intake pipe and spark plug.( Figure 2-27-1,
2-27-2)
−
. 0 051
−
. 0 067
Figure 2-26
29