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TROUBLESHOOTING GUIDE
WARNING
• To avoid injury from an accidental start, turn the switch OFF and remove the plug from the power source before making any adjustments.
• All electrical or mechanical repairs should be done only by qualified service technicians. Contact Hitachi Authorized Service Center.
GENERAL
PROBLEM PROBABLE CAUSE REMEDY
Saw will no t start.
Saw makes unsatisfactory cuts.
Blade does not come up to speed.
Saw vibrates excessively.
Does not make accurate miter cuts.
Material pinches blade.
1. Saw not plugged in.
2. Faulty swicth.
3. Fuse blown or circuit breaker tripped.
4. Cord damaged.
5. Worn, broken brushes.
1. Dull blade.
2. Blade mounted backwards.
3. Gum or pitch on blade.
4. Incorrect blade for work being done.
1. Extension cord too light or too long.
2. Low supply voltage.
1. Blade bolt not tight.
2. Saw not mounted securely to
workbench.
3. Workbench on uneven floor.
4. Blade or blade flanges not clean.
1. Damaged saw blade.
2. Positive stop not adjusted correctly.
3. Workpiece moving.
1. Cutting bowed material in wrong
position.
1. Plug in saw.
2. Have switch replaced by an
Authorized Service Center.
3. Replace fuse or reset circuit breaker.
4. Have cord replaced by an
Authorized Service Center.
5. Replace brushes.
1. Replace blade.
2. Turn blade around.
3. Remove blade and clean with
turpentine and coarse steel wool.
4. Change the blade.
1. Replace with the adaquate size
extension cord.
2. Contact the electric company.
1. Tighten blade bolt.
2. Tighten all mounting hardware.
3. Reposition workbench on flat
level surface.
4. Clean blade and blade flanges.
1. Replace blade.
2. Check and adjust positive stop.
3. Clamp workpiece securely to fence.
1. Position bowed material correctly
(convex side to the back fence).
01Eng_C10FCH2_US 6/15/07, 19:1016