If the red o-ring did not go into the spindle taper, refer to one of these procedures to make the necessary adjustment:
If the TRP switch is adjustable , refer to:
If the TRP switch is not adjustable , refer to the Add or Remove Shims section of the above procedure.
Note: If the TRP switch is not adjustable, the necessary number of shims can be higher than normal for this procedure.
Again hold the tool-release button while you put the go-no-go gauge into the spindle. Make sure the red o-ring goes into the spindle taper.