Sym MB10A7-A series Service Manual page 106

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Remove the cam chain tensioner lifter (2
bolts).
Remove the cam chain tensioner lock bolt.
Remove the cam chain sprocket (2 bolts).
Caution
After removing the cam chain sprocket,
drag out the cam chain to prevent it from
falling into the crankcase.
Remove the cylinder head left side lock bolt
(6mm).
To this chapter contents
Cam chain tensioner lock bolt
7. Cylinder Head / Valve
2 bolts
2 bolts
2 bolts
7-5