Jet GHD-20 - Maintenance and Lubrication; Lubrication Guide

14
Changing the Gear Box Lubricant
1. Disconnect the machine from the power source.
2. Loosen nuts (A, Figure 17).
3. Tilt the head to access the drain plug. The drain plug
is found in the head cavity behind the spindle.
4. Loosen the drain plug but do not remove.
5. Return the head to upright position.
6. Place a container on the table to catch the draining
lubricant.
7. Remove the filler plug (A, Figure 18).
8. Remove the drain plug.
9. Replace the drain plug after the lubricant has
finished draining.
10. Pour one (1) gallon of new lubricant (SHC-634 Oil
Heavy Medium) through the filler hole. Caution:
Use of any other type of lubricant other than that
specified may cause damage to the drill press.
11. Replace the filler plug.
Figure 17
Figure 18