Assembly And Operation; Applications; Prior To Operation - Hitachi H 90SE Safety Instructions And Instruction Manual

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ASSEMBLY AND OPERATION

APPLICATIONS

The demolition hammer should be applied to demolishing concrete, chiseling concrete,
grooving, bar cutting, and driving piles in installation of piping and wiring, sanitary
facility installation, machinery installation, water supply and drainage work, interior
jobs, harbor facilities and other civil engineering work.

PRIOR TO OPERATION

1. Power source
Ensure that the power source to be utilized conforms to the power source requirements
specified on the nameplate of this demolition hammer.
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, this demolition hammer will start operating
immediately and can cause serious injury.
3. Extension cord
When the work area is remote 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:
4. Check the receptacle
If the receptacle loosely accepts the plug, the receptacle must be repaired. Contact the
nearest authorized service center for repair service.
If such a fautly receptacle is used, it may cause overheating, resulting in a serious
hazard.
5. Confirming condition of the environment:
Confirm that the work site is placed under neat, clean conditions conforming to
prescribed precautions.
6. Installing an accessory, such as a bull point, a cutter, etc.,
CAUTION: To prevent accidents, make sure to turn the switch off and disconnect the
plug from the receptacle.
NOTE: When using accessories such as bull points, cutters, etc., make sure to use the
genuine parts designated by our company.
8
Damaged cord must be replaced or repaired.