Grizzly G0568 Owner's Manual page 56

Symptom Possible Cause
Machine has 1. V-belt tension incorrect.
excessive vibration
2. Bent, dull, or damaged blade.
or noise.
3. Loose or damaged blade.
4. Blade weld contacting support bearing or
blade guides.
5. Loose machine component.
6. Machine incorrectly mounted on floor.
7. Phase converter (if used) wild wire connected
to wrong terminal(G0569).
8. Motor fan rubbing on fan cover.
9. V-belt worn or damaged.
10. Wheels not coplanar.
11. V-belt has a high spot.
12. Centrifugal switch out of adjustment; at
fault.
13. Pulley loose or not in alignment; shaft bent.
14. Worn wheel bearing.
15. Wheel tires worn or incorrectly installed.
16. Wheels out of balance.
17. Motor bearings worn or damaged.
Machine stalls 1. Too
or slows when
workpiece.
operating.
2. Workpiece too moist or material not suitable
for machine.
3. Workpiece is warped.
4. Fence incorrectly adjusted.
5. Belt(s) slipping.
6. Run capacitor at fault.
7. Motor connection wired incorrectly.
8. Motor is wired out of phase (G0569).
9. Motor overheated.
10. Contactor has poor contacts or is at fault.
11. Centrifugal switch at fault.
12. Motor at fault.
Miter bar binds in 1. Miter slot dirty or gummed up.
miter slot.
Table does not tilt 1. Pointer or scale calibrated incorrectly.
to 90 degrees.
2. Positive stop bolt not set correctly.
Table does not tilt 1. Pointer or scale calibrated incorrectly.
to 45 degrees.
2. Machine component blocking path.
-54-
much pressure when
Possible Solution
1. Tighten V-belt. See Page 57.
2. Replace blade (Page 47).
3. Tighten or replace blade.
4. Use file or stone to smooth and round the back of the
blade.
5. Tighten loose component.
6. Level/shim base; tighten/adjust mounting hardware
or feet.
7. Connect wild wire to the machine power supply
terminal that is not part of the switch coil circuit
(G0569)
8. Fix/replace fan cover; replace loose or damaged
fan.
9. Replace V-belt. (Use link belts if possible.) See
Page 58.
10. Adjust wheels coplanar (Page 62).
11. Replace/adjust the V-belt (Page 58).
12. Adjust/replace centrifugal switch.
13. Replace worn pulley, key, and shaft, and realign.
14. Check/replace wheel bearing.
15. Replace or re-install tires.
16. Replace wheels.
17. Replace motor bearings or replace motor.
feeding 1. Reduce pressure when feeding workpiece.
2. Only cut wood and ensure moisture is below 20%.
3. Straighten workpiece or use a different one.
4. Adjust/calibrate fence.
5. Tension/replace belt(s); ensure pulleys are aligned.
6. Test/repair/replace.
7. Review wiring diagram on motor cover; correct wire
connections.
8. Swap any two incoming power leads.
9. Let cool, clean motor, and reduce workload.
10. Test all legs for power, test field coil, and fix contacts
or replace if at fault.
11. Adjust/replace centrifugal switch if available.
12. Test for shorted windings, bad bearings and repair
or replace.
1. Carefully clean miter slot.
1. Calibrate pointer/scale at true 90 degrees (Page 30).
2. Adjust positive stop bolt.
1. Calibrate pointer/scale at true 45 degrees.
2. Remove component blocking table.
Model G0568/G0569 (Mfd. Since 10/11)