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NOTE: Operator should be completely installed,
mechanically and electrically, before attempting to
set limit switch cams (See Fig. 11).
NOTE: For master slave installation, travel time for
the master operator must be set longer than the
slave operator.
OPEN LIMIT SWITCH ADJUSTMENT:
Adjustment
Set Screw
Limit Cam
Open
Limit Cam
Close
Limit Cam
Drive Shaft
Open Limit
Switch
Close Limit
Switch
Actuating
Screw
Limit Switch
Figure 11
1. Turn on power. Press open button on control station,
gate should stop before full open position is reached. If
gate does not stop when open position is reached,
PRESS STOP BUTTON!
2. To adjust gate for more open travel, loosen open limit
cam set screw and rotate limit cam, in the opposite
direction drive shaft rotates to open gate. Re-tighten set
screw after adjustment (See Fig. 11).
3. If it was necessary to stop gate, adjust open limit
switch cam for less open travel, by rotating the cam in
the same direction that the drive shaft rotates to open the
gate.
4. Press close button and stop gate in mid travel with
stop button.
5. Repeat procedure until desired open setting is
obtained.
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CLOSE LIMIT SWITCH ADJUSTMENT:
1. Press close button on control station, gate should stop
before full close position is reached. If gate does not stop
when close position is reached, PRESS STOP BUTTON!
2. To adjust gate for more close travel, loosen close limit
cam set screw and rotate limit cam, in the opposite
direction drive shaft rotates to close gate (See Fig 11).
3. If it is necessary to stop gate, adjust close limit switch
cam for less close travel by rotating the cam in the same
direction that the drive shaft rotates to close the gate.
4. Press open button and stop gate in mid travel with
stop button. Repeat procedure until desired close setting
is obtained.
Note: After both “Open” and “Close” limit
adjustments are complete, check that both limit cam
set screws are tight.
