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5. Initial operation of control unit C 14 / C 15
5.4 Setting the reference point
• Move the door by hand to CLOSE position.
• Open cover on door operator.
• Unlock the switching spindle by
moving the red no-load lever (32) to
the front and by pushing the inner
door link disk (33) in direction of
spindle (see fig. 6).
• Turn the knurled wheel (34)
clockwise until the carriage (35) is
approx. 5 mm before the chamfered
end of the switching spindle
(see fig. 6).
• Re-lock the door link disk and secure it by a hearable engaging of the no-load
lever.
• Now the door has to be opened fully by hand.
• Now turn with the small knurled
wheel (37) the adjusting spindle,
until the reference point switch (38)
is actuated by the carriage (36)
(see fig. 7). Then turn the small
knurled wheel (37) 1 - 2 rounds
counterclockwise.
• Close the cover again.
• Move the door, power-operated, to the set travel limit CLOSED.
ca. 5 mm
