4 ENGLISH
FUNCTIONAL
DESCRIPTION
CAUTION:
• Always be sure that the tool is switched off and
unplugged before adjusting or checking function
on the tool.
Switch action
ON
OFF
1
► 1. Switch lever
CAUTION:
• Before plugging in the tool, always check to see
that the tool is switched off.
• Switch can be locked in "ON" position for ease
of operator comfort during extended use. Apply
caution when locking tool in "ON" position and
maintain rm grasp on tool.
To start the tool, push the switch lever "ON (I)" on the
left side of the tool. To stop the tool, push the switch
lever "OFF (O)" on the right side of the tool.
Speed change
1
► 1. Adjusting dial
The blows per minute can be adjusted just by turning the
adjusting dial. This can be done even while the tool is run-
ning. The dial is marked 1 (lowest speed) to 5 (full speed).
Refer to the table below for the relationship between
the number settings on the adjusting dial and the blows
per minute.
Number on adjusting dial Blows per minute
5
4
3
2
1
1,900
1,700
1,450
1,200
CAUTION:
• 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.
Indicator lamp
1
2
► 1. Power-ON indicator lamp (green) 2. Service
indicator lamp (red)
The green power-ON indicator lamp lights up when the
tool is plugged. If the indicator lamp does not light up,
the mains cord or the controller may be malfunction.
The indicator lamp is lit but the tool does not start even
if the tool is switched on, the carbon brushes may be
worn out, or the controller, the motor or the ON/OFF
switch may be malfunction.
The red service indicator lamp ickers up when the
carbon brushes are nearly worn out to indicate that the
tool needs servicing. After approx. 8 hours of use, the
motor will automatically be shut off.
ASSEMBLY
CAUTION:
• Always be sure that the tool is switched off and
unplugged before carrying out any work on the
tool.
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