Hitachi G 12SA2 Grinder User Manual


 
English
11
ASSEMBLY AND OPERATION
APPLICATIONS
Removal of casting fin and finishing of various type of steel, bronze and aluminum
materials and castings.
Grinding of welded sections or sections cut by means of an acetylene torch.
Grinding of synthetic resins, slate, brick, marble.
WARNING: To avoid the risk of serious injury, NEVER use this grinder with cup
wheels and/or saw blades.
PRIOR TO OPERATION
1. Power source
Ensure that the power source to be utilized conforms to the power source requirements
specified on the product nameplate.
2. Power switch
Ensure that the switch is in the OFF position. If the plug is connected to a receptacle
while the switch is in the ON position, the power tool will start operating immediately
and can cause serious injury.
3. Extension cord
When the work area is far away from the power source, use an extension cord of
sufficient thickness and rated capacity. The extension cord should be kept as short as
practicable.
WARNING:
Damaged cord must be replaced or repaired.
4. Check the receptacle
If the receptacle only loosely accepts the plug, the receptacle must be repaired. Contact
a licensed electrician to make appropriate repairs.
If such a fautly receptacle is used, it may cause overheating, resulting in a serious
hazard.
5. Check your work environment
Ensure the following before operation:
No flammable gas, liquid, or object at worksite.
When grinding thin steel sheet it may cause a high booming noise.
To avoid such noise, place a rubber mat under the workpiece.
Clear the area of children or unauthorized personnel.