Mark the rotation direction before removing the V-ribbed belt. Reversing the rotation direction of an already used belt may destroy it. Pay attention to the correct position of the V-ribbed belt in the belt pulley when installing it.
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Swivel tensioning device in -direction of arrow- to slacken the V-ribbed belt and lock with locking pin - T10060-.
Note
The tensioning device can also be locked using a 3 mm hexagon wrench.