49Bend-Tech Dragon A150
Troubleshooting Guide
Chuck
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Chuck
Chuck Overview
The Chuck assembly on the Dragon A150 is a precision piece that requires periodic
maintenance to remain in operating order. The jaws on the Chuck are machined pieces that
are matched to their positions in the assembly. When servicing the Chuck, always ensure the
Chuck jaws are replaced in the same position from which they were removed. Failure to do so
Removing and Cleaning Chuck Jaws
The Chuck jaws can be removed without removing the Chuck from the shaft.
1. Use the Chuck key to open the Chuck jaws as far as possible. When the Chuck jaws
stop moving the Operator should be able to lift them out of the Chuck. If the Chuck is still
become damaged.
2. Clean the Chuck jaws with brake cleaner and a rag. Use a soft brush to loosen dirt if
needed.
3. Chuck jaws should be re-installed in the same position from which they were removed.
Apply oil to the Chuck jaws upon re-installation.
4. Install the Chuck jaws on the same rotation of the Chuck key. This will ensure they are all
the same distance from the center of the Chuck.
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