Maintenance
Repair
418 MagneMotion
Rockwell Automation Publication MMI-UM002F-EN-P - October 2022
Replace Bumpers
A. Remove the M2 screws that secure the two bumpers onto the puck using a 1.3
mm hex wrench.
B. Secure the new bumpers with the new M2 x 5 mm screws with Dri-Loc and
tighten to 0.3 N•m [3 in•lb].
The Loctite must cure for 2 hours at 22° C [72° F] before using the puck.
Replace Suspension Wheels
A. Remove the #10-32 shoulder screws that secure the two suspension wheels
onto the puck body with a 1/8 in hex wrench and dispose of properly.
B. Remove the wheels and dispose of properly.
C. Verify that the wheel axle areas for the two suspension wheels are clean. Clean
if necessary.
D. Insert the new #10-32 shoulder screws into the hub of the new wheels.
E. Locate the new wheels and secure using the new #10-32 screws with Dri-Loc
and tighten to 2.8 N•m [25 in•lb].
The Loctite must cure for 2 hours at 22° C [72° F] before using the puck.
Replace Lateral Guide Wheels
A. Remove the two M4 shoulder screws that secure the puck body to the magnet
array with a 2.5 mm hex wrench and dispose of properly.
B. Flip the puck body over and remove the four M4 wide head screws that secure
the four lateral guide wheels onto the puck body with a T7 Torx wrench and
dispose of properly.
C. Remove the wheels and dispose of properly.
D. Verify that the wheel wells and axle areas for the four lateral guide wheels are
clean. Clean if necessary.
E. Insert the hub of the new wheels onto the new M4 x 7.5 mm shoulder screws.
F. Locate the new wheels and secure using the new M4 screws with Dri-Loc and
tighten to 0.9 N•m [8 in•lb].
The Loctite must cure for 2 hours at 22° C [72° F] before using the puck.
G. Flip the puck body over and locate it on the magnet array.
H. Secure the puck body to the magnet array with the new M4 x 23.55 mm shoul-
der screws with Dri-Loc and tighten to 1.4 N•m [12 in•lb].
3. Replace the puck on the tandem puck (see Reassemble Tandem Puck Assembly on
page 422).
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