5.Unthread the lock nut on the spindle lock mechanism, then remove the unit (see
Figure 60).
End |
Plate |
Spindle Lock |
Figure 60. Removing spindle lock mechanism.
6.Remove the end plate, then open the belt cover.
7.Remove the Phillips head screws that secure the speed sensor (Figure 61), then reach inside the headstock and rest the sensor cord over the internal crossbar, or bring it outside the headstock so it is out of the way during the following steps.
8.Loosen the motor tension lock (see Figure 62), raise the motor up as far as possible using the height lever, tighten the tension lock, then remove the belt from the motor pul- ley.
Motor Tension |
Lock |
Height Lever |
Figure 62. Motor tension controls.
9.While an assistant holds the inboard end of the spindle and pulls it toward the tailstock, use a hammer and 2x4 to drive the outboard end of the spindle toward the tailstock, as shown in Figure 63. This will expose the inboard spindle bearing.
Figure 61. Removing speed sensor screws.
Model G0694 (Mfg. Since 1/09)
Figure 63. Loosening spindle.
10.Remove the belt from the spindle pulley.
11.Remove the outboard spindle bearing.
12.Inspect the inboard and outboard roller bear- ings for pitting, cracks or heavy wear. Replace them if either shows signs of serious wear.
13.Clean the spindle bearings using mineral spirits and compressed air.