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Our MX line of machines have an encoder and read head on the spindle. This measures the real-time speed of the spindle which allows the machine to rigid tap and, with an automatic tool changer (ATC), orient using the M19 R0 Q10 command.

Tools

• Small flat-bladed screwdriver

• Metric hex wench set

Inspect the

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Connectors and

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Wires at the

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ECM Board

Reason: Loose or incorrectly wired encoder wires or connector.

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	J9.1 - Red J9.2 - Green J9.3 - Brown J9.4 - White J9.5 - Gray J9.6 - Yellow J9.7 - Orange J9.8 - Black J9.9 - No Connection

Match the

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Spindle Range to the

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Spindle Pulley

Reason: The spindle belt is on the wrong pully for the selected Spindle Range in the PathPilot interface.

1. Open the spindle door and locate the spindle belt.

2. From the PathPilot interface, confirm that the Spindle Range button matches the spindle belt position. If it does not, do one of the following:

   1. Select the Spindle Range button so it matches the belt position.

   2. Adjust the spindle belt position to match the Spindle Range.

Inspect the

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Spindle for

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Rubbing Surfaces

Reason: There is extra resistance in the system.

1. Power off the machine.

2. Open the spindle door and, while turning the spindle by hand, inspect the following for interference:

   1. Power drawbar base and flange.

   2. Power drawbar bolt and drawbar/spring stack.

3. Make adjustments to relieve the interference. If that is not possible, contact Technical Support for help.

Inspect the

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Encoder Head Alignment

Reason: Incorrectly aligned encoder read head.

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