Jianshe JS125-6B Maintenance Manual page 95

5. Ham the valve lock with a hammer to fix it on the
valve stem.
Note
Don't ham it too hard to avoid damaging the valve.
Rocker arm and cam shaft
1. Lubrication
Supramoly sulfide base lubricant
(Smear the contact face of the rocker arm hole and the
cam shaft)
Four stroke engine oil
(Smear rocker arm shaft and O-ring seals)
2. Install
Rocker arm
Rocker arm shaft
Align the screw hole of cylinder head to install until
the rocker arm is invisible.
Note
The screw hole is toward outside while installing.
3. Install
Cam shaft
4. Install
Pressure plate
Bolt
85
ENGINE