Grizzly Extreme Series Owner's Manual page 47

Operating Machine (Cont.)
Symptom Possible Cause
Blade tracks 1. Tracking not adjusted properly.
incorrectly or 2. Wheels are not coplanar.
comes off wheels. 3. Blade tension too loose.
4. Blade guides/support bearings are too tight.
5. Feeding workpiece too fast.
6. Incorrect blade for operation.
7. Blade is bell-mouthed, worn, or dull.
8. Rubber tire or wheel is damaged or worn.
Cut is crooked or 1. Excessive feed rate/pressure.
blade wanders 2. Blade tension too loose.
(blade lead). 3. Blade is too narrow or tooth type/TPI is incor-
rect for the cut.
4. Inadequate blade support.
5. Blade dull or has damaged tooth set from
improper guides/support bearing adjustment.
6. Blade tracking is incorrect.
7. Table is loose.
8. Fence or miter slot out of alignment with blade.
9. Tooth set is uneven or teeth are sharper on
one side than the other.
Blade prematurely 1. Excessive feed rate/pressure.
gets dull. 2. Wrong blade tooth type or TPI for cutting opera-
tion/material.
3. Blade is twisted.
4. Blade is slipping on wheel.
5. Blade guides hitting teeth and ruining tooth set.
Gullets loaded 1. Wrong cutting speed.
with chips. 2. Blade TPI is too fine.
Backside of blade 1. Excessive feed rate/pressure.
deformation/ 2. Blade tension too high.
3. Blade support bearing improperly adjusted.
cracking.
Sawdust buildup 1. Blade brush under table is worn or
inside cabinet. mis-adjusted.
2. Clogged dust port.
3. Low CFM (airflow) from dust collection system.
G0555X (Mfd. Since 9/17)
Possible Solution
1. Adjust tracking (Page 20).
2. Adjust wheels to be coplanar (Page 50).
3. Increase blade tension (Page 23).
4. Properly adjust blade guides/support bearings
–
(Pages 24 25).
5. Feed workpiece slower.
6. Install correct blade (Page 32).
7. Install new blade and remove tension from blade
when not in use.
8. Replace rubber tires or wheel and remove ten-
sion from blade when no in use.
1. Reduce feed rate/pressure.
2. Increase blade tension (Page 23).
3. Use wider blade. Ensure tooth type & TPI is cor-
rect (Page 32).
4. Position upper blade guides to just clear
workpiece. Properly adjust blade guides/support
–
bearings (Pages 24 25).
5. Replace blade (Page 36).
6. Adjust blade tracking (Page 20).
7. Tighten table trunnion mounting bolts or tilt lock
lever.
8. Align table miter slot and fence with blade (Page
28).
9. Properly adjust blade guides/support bearings
–
(Pages 24 25) and replace blade (Page 36).
1. Reduce feed rate/pressure.
2. Use blade with correct tooth type and TPI.
(Page 32).
3. Replace blade (Page 36).
4. Adjust blade tension (Page 23).
5. Properly adjust guide bearings (Page 25).
1. Adjust cutting speed.
2. Install correct blade (Page 32).
1. Reduce feed rate/pressure.
2. Adjust blade tension (Page 23).
3. Properly adjust blade support bearing (Page 24).
1. Properly adjust brush; replace if necessary.
2. Clean dust port.
3. Inspect ducting for leaks/clogs and repair as nec-
essary; move dust collector closer to machine;
install a stronger dust collector.
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