3280 Manual
Page 23
...door travel limits will interfere with the door's upward travel (including binding or unbalanced doors), it will stop when moving up travel. Turn the down travel. Cover Protection Bolt 2-4" (5-10 cm) Left Side Panel Limit Adjustment Screws ADJUSTMENT LABEL • If the door reverses when... DOWN Travel Limits Limit adjustment settings regulate the points at which the door will stop . Turn the UP limit adjustment screw clockwise. NOTE: To prevent the trolley from hitting the cover protection bolt, keep a minimum distance of travel. Manually open completely but opens at least ...
...door travel limits will interfere with the door's upward travel (including binding or unbalanced doors), it will stop when moving up travel. Turn the down travel. Cover Protection Bolt 2-4" (5-10 cm) Left Side Panel Limit Adjustment Screws ADJUSTMENT LABEL • If the door reverses when... DOWN Travel Limits Limit adjustment settings regulate the points at which the door will stop . Turn the UP limit adjustment screw clockwise. NOTE: To prevent the trolley from hitting the cover protection bolt, keep a minimum distance of travel. Manually open completely but opens at least ...