Hitachi C 10RA3 - Manual (Page 23)

– 23 –
English
TROUBLESHOOTING GUIDE
WARNING
To avoid injury from an accidental start, turn the switch OFF and always remove the plug from the power
source before making any adjustments.
•
Consult Hitachi Authorized Service Center if for any reason the motor will not run.
SYMPTOM POSSIBLE CAUSES CORRECTIVE ACTION
Saw will not start. 1. Saw not plugged in.
2. Fuse blown or circuit breaker tripped.
3. Cord damaged.
1. Plug in saw.
2. Replace fuse or reset circuit breaker.
3. Have cord replaced by Hitachi
Authorized Service Center.
Does not make accurate 45
° and 90° rip cuts. 1. Positive stop not adjusted correctly.
2. Tilt angle pointer not set accurately.
1. Check blade with square and adjust
positive stop.
2. Check blade with square and adjust to
zero.
Material pinched blade
when ripping. 1. Rip fence not aligned with blade.
2. Warped wood, edge against fence is not
straight.
1. Check and adjust rip fence.
2. Select another piece of wood.
Material binds on splitter. 1. Splitter not aligned correctly with blade. 1. Check and align splitter with blade.
Saw makes unsatisfactory
cuts.
1. Dull blade.
2. Blade mounted backwards.
3. Gum or pitch on blade.
4. Incorrect blade for work being done.
5. Gum or pitch on blade causing erratic
feed.
1. Replace blade.
2. Turn the blade around.
3. Remove blade and clean with
turpentine and coarse steel wool.
4. Change the blade.
5. Clean table with turpentine and steel
wool.
Material kicked back from
blade.
1. Rip fence out of adjustment.
2. Splitter not aligned with blade.
3. Feeding stock without rip fence.
4. Splitter not in place.
5. Dull blade.
6. The operator letting go of material before
it is past saw blade.
7. Miter angle lock knob is not tight.
1. Align rip fence with miter gauge slot.
2. Align splitter with blade.
3. Install and use rip fence.
4. Install and use splitter. (with guard)
5. Replace blade.
6. Push material all the way past saw
blade before releasing work.
7. Tighten knob.
Blade does not raise or tilt
freely.
1. Sawdust and dirt in raising/tilting
mechanisms.
1. Brush or blow out loose dust and dirt.
Blade does not
come up to speed. 1. Extension cord too light or too long.
2. Low house voltage.
1. Replace with adequate size cord.
2. Contact your electric company.
Machine vibrates
excessively. 1. Saw not mounted securely to workbench.
2. Bench on uneven fl oor.
3. Damaged saw blade.
1. Tighten all mounting hardware.
2. Reposition on fl at level surface. Fasten
to fl oor if necessary.
3. Replace blade.
Does not make accurate 45°
and 90° crosscuts.
1. Miter gauge out of adjustment. 1. Adjust miter gauge.