84
7
Cylinder and piston
504 90 00-03
Press down the cylinder to the crankcase.
Fit the cylinder screws and use Loctite on
the threads.
Dismantling
Mod. 625/630/670
Mod. 2077/2083
Mod. 2095
Dismantle all parts round the cylinder.
Mod. 2077/2083
Dismantle the turbo nozzle and inlet pipe
from the cylinder.
Mod. 2095
Remove the screws for the adapter.
Press down the cylinder to the crankcase
and make sure that the rubber seal to the
carburettor chamber is positioned correct-
ly and seals as intended.
Fit the cylinder screws. Use Locktite on
the threads and tighten them crosswise.
Fit the other parts in the reverse order to
dismantling. Refer to respective chapters
if necessary.
Dismantling
Mod. 625/630/670
Mod. 2077/2083
Mod. 2095
Dismantle the cylinder cover, carburettor
cover, chain brake, plug, air filter, carbu-
rettor and muffler.
Use tool 504 90 00-03 to release the
muffler screws.
Lift off the muffler and heat shield plate.
Mod. 2077/2083
Dismantle the turbo nozzle and release
the clip which holds the inlet pipe to the
cylinder.
Use a screwdriver and carefully prise the
inlet pipe away from the cylinder.
Mod. 2095
Remove the screws which hold the adap-
ter attached to crankcase.