Jet JDP-17 Operating Instructions And Parts Manual

Also see for JDP-17: Operating instructions

153. Rotate lock ring (F) counterclockwise as far asit will turn. You should be able to feel and hearwhen the lock ring reaches the end of itsrotation.4. Tighten lock handle (G).5. The bit will now stop at the marked depthwhen the downfeed handle is rotated.6. To release the depth stop, loosen lock handle(G).Figure 22Figure 23NOTE: Method #2 allows rapid, fine adjustment tothe setting, as follows:If the depth setting is found to be too shallow:1. Hold downfeed handle (D) stationary whileslightly loosening lock handle (G).2. Slightly rotate downfeed handle to lower bit tothe more accurate position.3. Retighten lock handle (G). Depth is now set tomore accurate position.If the depth setting is found to be too deep:1. Loosen lock handle (G) while holdingdownfeed handle stationary.2. Slightly back off the lock ring (F), that is, rotateit clockwise.3. Slightly rotate downfeed handle to bring bit upto more accurate depth.4. Rotate lock ring (F) all the way counter-clockwise.5. Tighten lock handle (G). Depth is now set tomore accurate position.8.9 Quill retraction lockThe quill can be held in the down position andprevented from retracting, such as for operating asanding drum or to facilitate removal of chuck andarbor.To lock the quill in down position, proceed asfollows (Figure 24):1. Loosen lock handle (G, Figure 24).2. Rotate downfeed handle (D) to lower spindleto the point at which it is to be locked, and holddownfeed handle stationary in this position.3. Rotate lock ring (F) clockwise all the way untilit stops. You should be able to feel and hearwhen the lock ring reaches the end of itsrotation.4. Tighten lock handle (G). You can now releasedownfeed handle. The quill will remain in thislowered position until released.5. To release the quill, loosen lock handle (G).Figure 248.10 Laser adjustmentRefer to Figures 25, 26 and 27.Do not look directly into thelaser beam or view it directly with opticalinstruments. See Figure 25.Figure 25The Laser Assembly has been installed and pre-set at the factory. It should, however, be checkedfor alignment and any adjustments made beforeoperating the drill press. It should be re-checkedperiodically, as long-term machine vibration maycause it to become misaligned.