Gilera SATURNO BIALBERO 350, Workshop Manual

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MAINTENANCE 3 - 3
ADJUSTMENTS
Fuel level
Turn over carburettor and let float rest on the needle valve’s damper
spring without pressing.
Check distance between bowl gasket seat and uppermost edge of the float
with proper gauge. Float level = 24 ± 2 mm
Adjustment is made by bending slightly the float tongue.
Engine speed at idle
Check and adjust idle after having made the necessary engine
adjustments.
The engine must be warm in order to set it correctly.
Turn idle adjuster screw until reaching the recommended engine speed.
RPMs at idle 1300 ÷ 1400 rev/min.
AIR FILTER
Remove the 4 air filter box lid screws after removing the seat.
Remove the filter element from the filter box (fig. 6).
Wash the filter element in a non-flammable solvent, then wring it or let dry.
NEVER use petrol or low flash point solvents to wash the element.
Immerse element in lubricating oil, then squeeze it to remove excess oil.
If filter element is worn, replace with new element.
Remount element in its filter box.
Replace filter box lid.
VALVE CLEARANCE
Check valve clearance with engine cold.
Remove fuel tank.
It is recommended to remove the 2 control units and ignition coil to have
more working space.
Remove the spark plug and ignition cover (fig. 7).
Turn crankshaft to get piston at TDC.
Check residual clearance between camshaft and rocker arm with feeler
gauge. (intake valve 0.05 mm, exhaust valve 0.10 mm)
To set clearance, loosen the lock nut and turn the adjusting screw to get a
slight drag on the feeler gauge (fig. 8); hold screw steady and tighten the
lock nut . (torque wrench setting: 10 ÷ 12 Nm)
Check clearance after tightening the lock nut.
Assemble components in reverse order of disassembly.
3 - 3,1