Bend-Tech DRAGON A150, Maintenance & Troubleshooting

Page: 52 / 78

52 Bend-Tech Dragon A150 Troubleshooting Guide
X and Y Axis Maintenance
11
Set Screw and Chain Maintenance
An Operator experiencing cut rotation issues with the Dragon A150 machine may be required
to check set screws and chains to ensure backlash settings are accurate. As a result of daily
use, the machine may experience loose set screws and/or chains that come out of adjustment.
There is also a Backlash Correction procedure in Bend-Tech Dragon software that should be
performed. Ensuring all set screws and chains are tight and adjusted and Backlash Correction
is performed in Bend-Tech Dragon software will maintain optimum cut rotation accuracy.
X Gear and Chain Adjustment
1. Use a ⅛ in. Allen wrench to remove the X gear cover. Use a 5/16 in. Allen wrench to remove
the Trolley cover.
2. Using a 5/16 in. Allen wrench, remove the X Chain Cable Cover by removing the two screws.
3. Using a 5/32 in. Allen wrench on the large sprocket and 3/32 in. Allen wrench on the small
sprocket, ensure the X Drive Set Screws are tight.
4. Using a 3mm Allen wrench, ensure the X Chain Set Screws are tight.
5. Using a ½ in. wrench, loosen the Y motor mount bolts on the bottom of the Trolley just
enough to slide the motor in toward the Chuck shaft.
6. Using a 3/32 in. Allen wrench, remove the set screws securing the Y motor drive gear.
Remove the Y Motor drive gear.
Symptom Cause Corrective Action
Chuck Off center
Trolley has been bumped;
Trolley adjustment has
shifted alignment.
Perform Chuck alignment process.
Toolhead out of square
Uneven mounting
surface; machine has
manufacturing issue.
Adjust swivel levelers or shim the
Head of the machine into level
configuration.
Tools Required
• 3mm Allen wrench
•
3/32 in. Allen wrench
• 5/16 in. Allen wrench
• ½ in. wrench
• ¾ in. wrench (2)