Tightening The X- And Y-Axis Pulleys - MakerBot Replicator 2X Troubleshooting And Maintenance

REALIGNING THE GANTRY
6. Use the 1.5 mm hex wrench to tighten the
set screw in each of the two back pulleys.
Make sure these set screws are very tight.
NOTE: If you cannot see one of the set screws, hold
both sides of the gantry and gently push it away from
the front of the MakerBot Replicator 2X. Make sure
to exert an equal amount of pressure on both sides
of the gantry. Push only until you can see the hidden
set screw.
7. Manually move the extruders toward the
back of the MakerBot Replicator 2X. Make
sure the gantry is as far back as it can go.
8. Use the 1.5 mm hex wrench to tighten the
set screw in each of the two front pulleys.
TIGHTENING THE X-AXIS PULLEY AND THE Y-AXIS PULLEY
Loose X and Y-axis pulleys in your MakerBot Replicator 2X can result in belts slipping during printing.
If you notice shifts on the X or Y-axis during a print, it might be time to tighten your pulleys. To do this:
X-axis
pulley
CONTINUED
Make sure these set screws are very tight.
NOTE: If you cannot see one of the set screws, hold
both sides of the gantry and very gently push it
away from the back of the MakerBot Replicator 2X.
Make sure to exert an equal amount of pressure on
both sides of the gantry. Push only until you can see
the hidden set screw.
When you have completed these steps, your
gantry will be correctly aligned again.
NOTE: To view a video of this process, go to http://
www.youtube.com/watch?v=NP47vjSZQtA
1. Locate the X-axis pulley. It is attached to
the motor mounted on the right side of the
gantry. Slide the extruders to the left until
you have access to the set screw holding
the pulley to the motor shaft. Use the
1.5mm hex wrench from the Accessory Box
to tighten the set screw. [Fig 2.11]
2. Locate the Y-axis pulley. It is attached to the
motor mounted in the back right corner of the
Replicator 2X. Slide the extruders to the front
of the Replicator 2X until you have access to
the set screw holding the pulley to the motor
shaft. Use the 1.5mm hex wrench from the
Fig. 2.11
Accessory Box to tighten the set screw.
NOTE: To view a video of this process, go to http://
www.youtube.com/watch?v=76XaGlyG0Z0
MAINTENANCE 35