Chamberlain SW 2000-X3 I.SETTING LIMIT CAMS, 1. SETTING RIGHT GATE LIMIT CAMS, Figure 8. Setting Right Gate Limit Cam

I.SETTING LIMIT CAMS

•Adjust the limit cams by loosening the clamp and rotating the cams. The cams rotate with the swing arm shaft, so small adjustments are magnified by the length of the gate.

•Use manual controls to move the gate during limit cam adjustment.

•To avoid damage to the gate and gate operator due to the gate overrunning its limits, perform the following steps carefully:

1. SETTING RIGHT GATE LIMIT CAMS

Top Limit Cam Open Gate Bottom Limit Cam Closed Gate

Top Limit Switch	Bottom Limit Switch
		01-20099F1

Figure 8. Setting Right Gate Limit Cam

1.Make sure that switch S2 is set to the "Right" position.

2.Turn on gate operator power switch.

3.Using manual CLOSE and STOP, move the gate to its proper closed limit position.

4.Loosen the clamp on the bottom limit cam and turn the cam clockwise until it just barely closes the limit switch.

5.Retighten the clamp. Do not overtighten.

6.Using manual OPEN and STOP, move the gate to its proper open limit position.

7.Loosen the clamp on the top limit cam and turn the cam counterclockwise until it just barely closes the limit switch.

8.Retighten the clamp. Do not overtighten.

9.Open and close the gate to check the limit cam settings. If required, readjust the limit cams until they are set properly.

Rev F Doc 01-20099 11 of 42