Functional Description; Operation; Maintenance - Makita HK1820L Bedienungsanleitung

used for a long time, let the tool warm up for a
while by operating it under no load. This will
loosen up the lubrication. Without proper
warm-up, hammering operation is difficult.
8. Always be sure you have a firm footing.
Be sure no one is below when using the tool in
high locations.
9. Hold the tool firmly with both hands.
10. Keep hands away from moving parts.
11. Do not leave the tool running. Operate the tool
only when hand-held.
12. Do not point the tool at any one in the area
when operating. The bit could fly out and
injure someone seriously.
13. Do not touch the bit or parts close to the bit
immediately after operation; they may be
extremely hot and could burn your skin.
14. Do not operate
unnecessarily.
15. Some material contains chemicals which may
be toxic. Take caution to prevent dust
inhalation and skin contact. Follow material
supplier safety data.
SAVE THESE INSTRUCTIONS.
WARNING:
MISUSE or failure to follow the safety rules stated in
this instruction manual may cause serious personal
injury.

FUNCTIONAL DESCRIPTION

CAUTION:
Always be sure that the tool is switched off and
•
unplugged before adjusting or checking function on
the tool.
Switch action
Fig.1
CAUTION:
Before plugging in the tool, always check to see
•
that the switch trigger actuates properly and
returns to the "OFF" position when released.
To start the tool, simply pull the switch trigger. Release
the switch trigger to stop.
For continuous operation, pull the switch trigger and
then push in the lock button.
To stop the tool from the locked position, pull the switch
trigger fully, then release it.
ASSEMBLY
CAUTION:
Always be sure that the tool is switched off and
•
unplugged before carrying out any work on the
tool.
the tool at no-load
Installing casters
Fig.2
Install the casters securely with the bolts using the hex
wrench.
Installing or removing the bit
Fig.3
Clean the bit shank before installing the bit.
Insert the bit into the tool. Turn the bit and push it in until
it engages.
Fig.4
If the bit cannot be pushed in, remove the bit. Pull the
chuck cover down a couple of times. Then insert the bit
again. Turn the bit and push it in until it engages.
After installing, always make sure that the bit is securely
held in place by trying to pull it out.
To remove the bit, pull the chuck cover down all the way
and pull the bit out.
Fig.5
Bit angle
Fig.6
Fig.7
The bit can be secured at 12 different angles. To change
the bit angle, slide the change ring forward, then turn the
change ring to change the bit angle. At the desired angle,
slide the change ring back to the original position. The
bit will be secured in place.

OPERATION

CAUTION:
Always use the grip and firmly hold the tool by both grip
and switch handle during operations.
Fig.8
Position the bit at the location to be chipped, then pull
the switch trigger. Apply slight pressure on the tool so
that the tool will not bounce around, uncontrolled.
Pressing very hard on the tool will not increase the
efficiency.
Fig.9
NOTE:
When removing tiles with a scaling chisel, apply
•
the chisel to the bottom of tiles as shown in the
figure. If you operate the tool with the chisel
applied to the top surface of tiles, the service life of
the chisel will be shortened.

MAINTENANCE

CAUTION:
Always be sure that the tool is switched off and
•
unplugged before attempting to perform inspection
or maintenance.
4