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 trayRefitting the gear interlock plunger and pawl assembly
On the special screw (3), fit the gear pawl lever (4), orienting it as shown
in the figure, the washer (2) with the square
edge side (d) facing the clutch-side crankcase half, and the spring (1),
positioning it so that the hook end (a) is facing
the gear pawl lever. Locate the hook end (a) of ...
Reassembly of the crankcase halves
The crankcase halves must be in good condition and perfectly clean. The
mating surfaces must be perfectly flat and free
from burrs.
Overhauling the alternator-side crankcase half
The following parts must be present on the internal side of the crankcase
half:
Gearbox secondary shaft bearin ...
Oxygen sensors
Introduction
An on-off type oxygen sensor (in normal operating conditions, the voltage
generated by the sensors switches between a
value close to 1v and a value close to 0v) is mounted on each of the exhaust
manifold of the diavel.
Each oxygen sensor has its own internal heater, which recei ...