Arfa 1018S, Instruction Manual

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22 TROUBLE SHOOTING
Symptom Possible Cause(s) Corrective Action
Machine can not be
started
1. Power is not plugged; the
power light on control panel is
not on.
2. Motor can not be started;
power was cut by limit switch.
3. Operation button can not be
normally operated.
1. Check the motor
specification; connect the
power with correct power
supply. Make sure the
power light in on.
2. Make sure the cover is
in correct position.
3. Push the emergency
button; return it to original
position. Then release the
emergency button.
Excessive Blade
Breakage
1. Materials loosen in vise.
2. Incorrect speed or feed
3.Blade teeth spacing too large
7. Material too coarse
5. Incorrect blade tension
6.Teeth in contact with material
before saw is started
7. Blade rubs on wheel flange
8. Miss-aligned guide bearings
9. Blade too thick
10 Cracking at weld
1. Clamp work securely
2. Adjust speed or feed
3. Replace with a small
teeth spacing blade
4. Use a blade of slow
speed and small teeth
spacing
5. Adjust to where blade just
does not slip on wheel
6. Place blade in contact
with work after motor is
starred
7. Adjust wheel alignment
8. Adjust guide bearings
9. Use thinner blade
10. Weld again, note the
weld skill.
Premature Blade
Dulling
1. Teeth too coarse
2. Too much speed
3. Inadequate feed pressure
4.Hard spots or scale on material
5. Work hardening of material.
1. Use finer teeth
2. Decrease speed
3. Decrease spring tension
on side of saw
4. Reduce speed, increase
feed pressure
5. Increase feed pressure by
reducing spring tension
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