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
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suPPLEmEnt
Aspects of low lift mounting
low lift the drum from the front
low lift the drum from behind .
at vertical lift the bumper is installed on the
vertical tracks .
fasten the bumper to the c-profile on the vertical track according to the figure . install the bumper
so, that when the door is open the bumper's compressed position is not less than 50 % its stroke
length . install the bumper on the second track in a similar manner .
Installation of bumper at high lift