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Inspect continuity between conducting terminal and brush.
Replace it with a new one if abnormality exits.
Inspect carbon brush holder for continuity. If there is continuity, replace it.
Measure carbon brush length
Service limit: replace it when it is shorter than 8.5mm
Check rotation smoothness of the needle bearing in the front cover and whether it is loosened when it is pressed in.
If there is abnormality, replace it with a new one.
Check the oil seal for wear and injury.
3.3.4 Assembly
Apply lubricating grease on the oil seal in the front cover.
Install brush onto the carbon brush holder.
Apply lubricating grease on movable parts at both ends of
brush shaft.
Press brush into its holder and install front cover of electrodes.
* Attention
• There should be no hurt on the contact surface of brush and
armature. Take care.
• Installation shaft of armature cannot hurt lip of oil seal. Take care.
Install a new O ring onto the front cover.
Align and install the boss of motor housing to the recess of front cover.
Tighten housing screws.
* Attention
When assembling housing and front cover, armature can work as a magnet to easily pull the front cover up; and then
gently press it down to complete the assembly.
3.3.5 Installation
Install lead wire of starting motor and be sure to install the dust seal.
Check if the O ring is damaged and replace it if necessary.
Apply some engine oil onto the O ring and then install the starting motor
Install rear brake wire clip.
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