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 or not it is necessary to replace the gear or the fork by referring to the limits specified for each part (sect. 3 - 1.1, Gearbox).



Overhaul of the gearbox
Inspection of the gear selector drumRefitting the primary drive gears and checking backlash
Fully degrease the crankshaft splined end and the corresponding spline on the
primary drive gear.
Position the spacer (c) onto the crankshaft.
Fit the driving gear (b) onto the crankshaft with the oil pump drive sprocket
facing the crankcase.
Temporarily secure the gear with the was ...
Specific tools for the engine
88713.2011.Tool to lock crankshaft at top dead centre
88713.2676 .Wrench for tightening cylinder head nuts
88713.2103 Stand for cylinder head assembly
88765.1657 Timing check tool
88713.1821 Wrench for tightening timing belt tensioner pulley shafts
88713.2861 Camshaft oi ...
Units of measurement modification function
This function allows you to change the units of measurement
of the displayed values.
To access the function it is necessary to view the "setting" menu page 48, using
button (1, fig. 14) ?"" or (2, fig.
14) ?" " select the "set units" function
and pre ...