Protections against other causes
Protection system is also designed for other causes
that could damage the tool and allows the tool to stop
automatically. Take all the following steps to clear the
causes, when the tool has been brought to a temporary
halt or stop in operation.
1.
Turn the tool off, and then turn it on again to
restart.
2.
Charge the battery(ies) or replace it/them with
recharged battery(ies).
3.
Let the tool and battery(ies) cool down.
If no improvement can be found by restoring protection
system, then contact your local Makita Service Center.
Switch action
WARNING:
Before installing the battery car-
tridge into the tool, always check to see that the
switch trigger actuates properly and returns to
the "OFF" position when released.
CAUTION:
When not operating the tool,
depress the trigger-lock button from
lock the switch trigger in the OFF position.
To prevent the switch trigger from accidentally pulled,
the trigger-lock button is provided. To start the tool,
depress the trigger-lock button from A (
the switch trigger. Tool speed is increased by increas-
ing pressure on the switch trigger. Release the switch
trigger to stop. After use, depress the trigger-lock button
from B ( ) side.
► Fig.3: 1. Trigger-lock button 2. Switch trigger
Using the trigger-lock button for
continuous operation
For continuous operation, depress the trigger-lock but-
ton from B ( ) side while pulling the switch trigger, and
then release the switch trigger. To stop the tool, depress
the trigger-lock button from A (
Speed change
► Fig.4: 1. Speed adjusting dial
The blows per minute can be adjusted by turning the
adjusting dial.
The dial is marked 1 (lowest speed) to 5 (full speed).
Refer to the table for the relationship between the num-
ber settings on the dial and the blows per minute.
Number
5
4
3
2
1
CAUTION:
Do not turn the adjusting dial when
the tool is running. Failure to do so may result in
the loss of control of the tool and cause an injury.
side to
) side and pull
) side.
Blows per minute
-1
1,900 min
-1
1,800 min
-1
1,450 min
-1
1,000 min
-1
950 min
NOTICE:
The speed adjusting dial can be turned
only as far as 5 and back to 1. Do not force it past
5 or 1, or the speed adjusting function may no
longer work.
NOTE: Soft no-load rotation function
Blows at no load per minute becomes smaller than
those on load in order to reduce vibration under no
load, but this does not show trouble.
Once operation starts with a bit against concrete,
blows per minute increase and reach the numbers as
shown in the table.
When temperature is low, the tool may not have this
function even with the motor rotating.
Lighting up the front lamp
► Fig.5: 1. Lamp
CAUTION:
Do not look in the light or see the
source of light directly.
Pull the switch trigger to light up the lamp. The lamp
keeps on lighting while the switch trigger is being pulled.
The lamp goes out approximately 10 seconds after
releasing the switch trigger.
NOTE: Use a dry cloth to wipe the dirt off the lens of
the lamp. Be careful not to scratch the lens of lamp, or
it may lower the illumination.
Electronic function
The tool is equipped with the electronic functions for
easy operation.
•
Constant speed control
The speed control function provides the constant
rotation speed regardless of load conditions.
•
Soft start
The soft-start function minimizes start-up shock,
and makes the machine start smoothly.
ASSEMBLY
CAUTION:
Always be sure that the tool is
switched off and the battery cartridge is removed
before carrying out any work on the tool.
Side handle (auxiliary handle)
CAUTION:
Always use the side handle to
ensure safe operation.
CAUTION:
After installing or adjusting the
side handle, make sure that the side handle is
firmly secured.
The side handle can be swung in a vertical direction and
secured at any desired position. It can also be adjusted
at eight steps back and forth in a horizontal direction.
Loosen the clamp nut to swing the side handle to a
desired position, and then tighten the clamp nut securely.
► Fig.6: 1. Side handle 2. Clamp nut
11 ENGLISH