Troubleshooting
MagnaTran 7.1 User’s Manual
Z Motion Related Issues
MN-003-1600-00
Brooks Automation
10-14
Revision 2.2
Z Motion Related Issues
Armset has jerky
motion, or vibrates
during motion
Verify that the application
number of the robot is correct
Was Issue Resolved?
Armset oscillates
when halted
Armset
overshoots a
taught position
Armset sways from
side-to-side during
motion
Look for, and adjust or
remove, any physical
obstruction that may
interferewith the robot's
movement
Was Issue Resolved?
Verify if the motion is
repeatable
Was Issue Resolved?
Verify that the system
alignment was taught
properly
Verify that the application
number of the robot is correct
Verify that the end effectors
are level and not scraping
any objects
Was Issue Resolved?
Verify that the armset
mounting bolts are torqued to
75-88 in-lbs.
Was Issue Resolved?
Verify that armset was
installed properly
Was Issue Resolved?
Verify that the wrist band
tension is adjusted properly
Was Issue Resolved?
Was Issue Resolved?
DONE
CALL BROOKS
TECHNICAL
SUPPORT
DONE
Inspect the wrist bearings for
excessive wear or rough motion
Inspect the elbow bearings for
excessive wear or rough motion
Was Issue Resolved?
Was Issue Resolved?
The Z Driver PCB has failed
Was Issue Resolved?
Was Issue Resolved?
Verify that the Encoder and
Sync Phase values are
consistant with the robot QR
Robot Hits Z Hard
Stops During
Operation
Verify that the application
number of the robot is correct
Verify the operation of the
over travel limit switches by
manually tripping the
switches when the robot is
referneced (receive
error#10022)
Was Issue Resolved?
Verify that the Z hard stops,
home flag, and limit switches
are set correctly
Was Issue Resolved?
Was Issue Resolved?
Robot Hits Z Hard
Stops During
Homing
Reenter the robot
application number
Was Issue Resolved?
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
Figure 10-5: Z Motion Troubleshooting