CMS-Japanese Motorcycle Supply Parts

A closer look at the starter motor (31200-449-008)


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This is the starter motor with the black body, found on many of the CX/GL variants. Looks like this:



The thick cable carrying power to the unit is connected under a rubber sheath:



Pull it back to reveal a nut:



A 10mm spanner or socket should undo this:



Other items of interest around the body are the end cap with manufacturer markings:



Mitsuba SM-228, 12V, 0.6KW (600W). On the side of the end cap appears to be a faint inscription:



No idea about the significance of that (34S?). There are four flush screws/bolts around the body:



There's an O-ring around the shaft which goes into the motor, part number 91309-300-000:



An 11mm circlip sits around the end, part number 94510-11000:



Therese two long bolts that run the length of the body:





Note the two dots - meaning they're JIS, I think - any correction welcome:



Undoing the two long bolts can sometimes be a little tough - we cheat and use a 12v impact wrench:



The bolts are part number 31205-413-780, the 5mm spring washer part number 94111-05000:



Once those bolts are out, the end cap simply pulls off:





Carbon residue:



Closer:









There's a washer in the end:





Inside the body looks like this:



The other end cap also simply pulls off now:



Inside the end cap:



Springs in front here, brushes behind:



This piece is held in by a single little bolt:



Removed:



Incidentally, the four screws around the body hold these in:



Removed:



We'll come back with some more photos of the brushes and some part numbers in an update.


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CMS-Japanese Motorcycle Supply Parts

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