O-ring chains have sealed, life-lubed link studs and bushes. However, these chains need lubricating at regular intervals to protect metal parts of the chain and the o-rings.
Lubrication also serves to keep the o-rings soft and pliable to ensure the maximum sealing efficiency.
Using a brush, apply a thin protective layer of high-density gearbox oil along the entire length of the chain both inside and outside (sec. 3 - 2, Fuel, lubricants and other fluids).
Refitting the rear sprocket
Footrest bracketsCamshafts
Head
Stud bolt
Special screw
Sealing washer
Horizontal cylinder head cover
Vertical cylinder head cover
Special screw
O-ring
Head gasket
Screw
Pin
Union
Clamp
Horizontal cylinder exhaust camshaft
Horizontal cylinder intake camshaft
Plug
Sealing ring
Vertical ...
Removal of the timing gears
Slide out driving gear (a) of timing gear pair (13) and remove the woodruff
key (14).
Relieve the staking on the lock washer (12) of the nut (11).
Restrain the driven timing gear by inserting a pin in one of the holes, and
unscrew the nut (11).
Remove the nut (11), washer (12) ...
Checking the battery charging system
To check the current flow of the recharging circuit, use the "dds" diagnosis
instrument, which is equipped with an
inductive clamp-type amperemeter: refer to chapter "testing the battery charging
system", sect. 6 - 11
With the dds diagnosis instrument you can determine the engine rpm required ...