English
30
10. Surface Roughing (Hammering)
●
Shank
Overall length
Code No.
220 mm
313479
●
Bushing Tool
Code No. 313477
+
APPLICATIONS
Rotation and hammering function
○
Drilling anchor holes
○
Drilling holes in concrete
Hammering only function
○
Crushing concrete, chipping, digging, and squaring (by applying optional accessories)
PRIOR TO OPERATION
1. Power
source
Ensure that the power source to be utilized conforms to the power requirements speci
fi
ed
on the product nameplate.
2. Power
switch
Ensure that the power switch is in the OFF position. If the plug is connected to a receptacle
while the power switch is in the ON position, the power tool will start operating immediately,
which could cause a serious accident.
3. Extension
cord
When the work area is removed from the power source, use an extension cord of su
ffi
cient
thickness and rated capacity. The extension cord should be kept as short as practicable.
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 faulty receptacle is used, it may cause overheating, resulting in a serious hazard.
5. Con
fi
rming condition of the environment
Con
fi
rm that the work site is placed under appropriate conditions conforming to prescribed
precautions.
6. How to install tool
CAUTION
For tools such as a drill bit and a bull point, use only HiKOKI genuine parts.
(1) Clean, then smear the tool shank with the grease provided in the green tube.
000Book̲DH52ME̲ChS.indb 30
000Book̲DH52ME̲ChS.indb 30
2017/12/14 16:06:22
2017/12/14 16:06:22
