4
･ hertz
･ alternating current
･ no load speed
･ Class II Construction
･ revolutions or reciprocation per minute
･ number of blow
FUNCTIONAL DESCRIPTION
CAUTION:
• Always be sure that the tool is switched off and
unplugged before adjusting or checking function on
the tool.

Switch action

1
007858
FOR MODEL HR5211C
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 MODELS HR5210C/ HR5201C
Trigger switch
CAUTION:
• Before plugging in the tool, always check to see
that the switch trigger actuates properly and
returns to the "OFF" position when released.
• This switch functions when setting the tool in
symbol and symbol modes.
To start the tool, simply pull the switch trigger. Release
the switch trigger to stop.
Slide switch
CAUTION:
• Before plugging in the tool, always check to see
that the tool is switched off.
• This switch functions only when setting the tool in
symbol action mode.
When using the tool in the hammering mode for a long
time, the slide switch is available. To start the tool, push
the "I (ON)" side of the switch lever. To stop the tool,
push the "O (OFF)" side of the switch lever.
11
007837

Speed change

1
007838
The revolutions and blows per minute can be adjusted
just by turning the adjusting dial. 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
revolutions/blows per minute.
5
4
3
2
1
Number on
adjusting dial
Revolutions per
minute Blows per minute
260
240
190
150
130
2,150
2,000
1,600
1,250
1,075
007903
CAUTION:
• If the tool is operated continuously at low speeds
for a long time, the motor will get overloaded,
resulting in tool malfunction.
• 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.

1. Adjusting dial
1. Switch lever
1. Switch trigger