Vittorazi Motors COSMOS 300 Maintenance Manual page 91

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Fasten the pull starter toothed cup (18) to the flywheel (17) with 3 screws M6x20 (16) if
disassembled.
Tighten the 3 screws M6x20 (16) with the torque shown in figure.
Replace the nut M12x1,25 and washer 12x22x1 each time they are disassembled.
Position the flywheel (8) on the crankshaft by aligning the key (9) with the flywheel groove.
The position of the key and therefore of the flywheel determines the timing of the engine.
Insert the nut M12x1,25 (6) with the washer 12x22x1 (7) and tighten it by hand. Position the washer
(7) according to the image in the following page.
Position the 2 pins of the flywheel locking tool [ACC110] in the 2 holes of the flywheel (8).
Hold the end of the flywheel locking tool and tighten the nut (6) with the torque shown in the
figure.
90 Nm
Cosmos 300 – Maintenance manual – V2
91

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