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6.
Adjusting the LM
Before starting to adjust the limit switches, ensure that all electrical connections have been carried out
correctly.
1.
Open the housing.
2.
Ensure that the cam discs (1 and 4) are loose on the, so that the discs can be turned.
3.
Place the manual switch in position (). Completely close the inlet valve for the adjustment of the "CLOSED"
position.
4.
Turn the cam disc (1) until the cam on the base touches the roller of the switch arm (8) of the limit switch (9).
5.
Securely tighten the screw (2) on the cam disc.
6.
Fine adjustment is done by turning the worm wheel (3).
7.
Place the manual switch in position (). Completely open the inlet valve for the adjustment of the "OPEN"
position.
8.
Turn the cam disc (4) until the cam on the upper side touches the roller of the switch arm (11) of the limit switch
(10).
9.
Securely tighten the screw (5) on the cam disc.
10. Fine adjustment is done by turning the worm wheel (6).
Gnd
g
11
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