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i n s t a l l a t i o n o f g a r a g e a n d i n d u s t r i a l s e c t i o n a l d o o r s
Chain tension device installation
install the device
on the top shaft
close to the
end support bracket before installation of the
sprocket and the chain .
chain tension device is used to tension the
chain during its stretching and damping of the
vibrations, arising during its operation .
Position the tension device rollers on the
outside of the chain .
Position the sprocket together with the
chain close to the chain tension device .
if the end support bracket is far from the
sprocket the closing ring can be installed .
install the tension device on the top shaft .
fix the chain tension device position with
the closing ring .
9
suPPLEmEnt
