Stiga Primo 2008 Workshop Manual page 53

Edition Manual
2008-03-18 Workshop Manual, Stiga Primo 6 Mower Decks
5. Slacken the belt by loosen the four bearing
box screws a few turns.
6. Work off the timing belt from the pulleys and
fit the new one.
Observe the blades when fitting the new belt.
Correctly synchronised blades must be offset
90° from each other. See the figure.
7. Pretension the timing belt by forcing the loose
bearing box outwards and lock it in this posi-
tion by tightening the four screws.
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