Before carrying out dimensional checks on the frame, you must remove all the superstructures fitted, referring to the removal procedures outlined in the sections of this manual.
The rear subframes (2) and (3) are structural components of the frame (1).
Both serve to support motorcycle superstructures and must therefore be in perfect condition.
The following flow chart illustrates the logical sequence in which the parts are to be removed from the motorcycle and a reference to the section where the removal procedure is described.


Refitting is the reverse of removal.
Frame inspection
Removal of the tool trayChecking engine oil level
Check the engine oil level through the sight glass (1) on the
clutch cover. When checking oil level, the motorcycle should
be perfectly upright and the engine cold. The oil level should
be between the two marks next to the sight glass. If level is
low, top up with shell advance ultra 4 engine oi ...
Removing the silencer
Loosen the clamp (38) that retains the silencer (4) to the complete exhaust
system.
While holding the nut (8), loosen the screw (1) and remove the silencer (4)
from the motorcycle.
Loosen the screws (40) and remove the silencer guard (41).
...
Inspection of the gear selector forks
Visually inspect the gear selector forks. Bent forks must be renewed as they
may lead to difficulties in gear changing or
may suddenly disengage when under load.
Use a feeler gauge to check the clearance of each fork in its gear groove.
If the service limit has been exceeded, check whether ...