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Symptom
possible cause
Workpiece is
1. headstock and tailstock are not properly
tapered.
aligned with each other.
Chuck jaws will
1. Chips lodged in the jaws or scroll plate.
not move or do not
move easily.
Carriage will not
1. gears are not all engaged.
feed or is hard to
2. half nut lever engaged.
move.
3. Feed lever not engaged.
4. leadscrew feed rod selection lever is up.
5. Carriage lock is tightened down.
6. Chips have loaded up on bedways.
7. Bedways are dry and in need of lubrication.
8. gibs are too tight.
9. gears broken.
gear change levers
1. gears not aligned inside headstock/Quick-
will not shift into
Change gearbox.
position.
Model G0746/G0749 (Mfg. Since 3/13)
possible Solution
1. re-align the tailstock to the headstock spindle
centerline (see page 42).
1. remove jaws, clean and lubricate scroll plate, then
replace jaws.
1. adjust quick change gear levers and dial.
2. disengage half nut lever.
3. Engage feed lever.
4. place lever in down position.
5. Check to make sure the carriage lock bolt is fully
released.
6. Frequently clean away chips that load up during
turning operations.
7. lubricate bedways/ball oilers.
8. loosen gibs slightly (see page 79).
9. replace gears.
1. rotate spindle by hand with light pressure on the
lever until gear falls into place.
-77-
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