Model G0740 (Mfg. Since 11/12)
-75-
Symptom Possible Cause Possible Solution
Workpiece is
tapered.
1. Headstock and tailstock are not properly
aligned with each other.
1. Re-align the tailstock to the headstock spindle
centerline (see Page 40).
Chuck jaws will
not move or do not
move easily.
1. Chips lodged in the jaws or scroll plate. 1. Remove jaws, clean and lubricate scroll plate, then
replace jaws.
Carriage will not
feed or is hard to
move.
1. Gears are not all engaged.
2. Half nut lever engaged.
3. Loose screw on the feed handle.
4. Carriage lock is tightened down.
5. Chips have loaded up on bedways.
6. Bedways are dry and in need of lubrication.
7. Micrometer or feed stop is interfering.
8. Gibs are too tight.
9. Gears or shear pin broken.
1. Adjust gear levers.
2. Disengage half nut lever.
3. Tighten.
4. Check to make sure the carriage lock bolt is fully
released.
5. Frequently clean away chips that load up during
turning operations.
6. Lubricate bedways/ball oilers.
7. Check micrometer or feed stop position and adjust it
as necessary (see Page 49).
8. Loosen gibs screw(s) slightly (see Page 77).
9. Replace gears or shear pin (see Page 82).
Gear change levers
will not shift into
position.
1. Gears not aligned inside headstock/quick
change gearbox.
1. Rotate spindle by hand with light pressure on the
lever until gear falls into place.
