Maintenance and Repair
MagnaTran 7.1 User’s Manual
Z Hard Stop and Overtravel Limit Switch Adjustment
MN-003-1600-00
Brooks Automation
9-54
Revision 2.2
Lower microswitch:
Issue the following command: HOME ALL.
Adjust the Z Travel Lower Adjustment bolt to create a 0.024” (0.6mm) gap between
the Z Lower microswitch activation point (clicking sound) and the bolt as shown in
. See
Appendix B: Tooling on page 11-3
for gap setting fixture.
Lower hard stop:
Issue the following command: HOME ALL.
Adjust the lower hard stop to create a 0.040” (1.0mm) gap between the Z lower hard
stop (2 places) and the bottom of the T2 motor housing. Do not over-adjust.
Figure 9-6: Lower Overtravel Adjustment
.024 in/0.6mm
Lower Limit Switch
Z Travel Lower Adjustment
.040 in/1.0mm
Lower Hard Stop (2 places)
T2 Motor Housing