For chipping, scaling or demolition operations, depress
the lock button and rotate the change lever so that the
pointer points to the
chisel, scaling chisel, etc.
CAUTION:
When using the tool in the
•
switch trigger does not work and only the slide
switch works.
FOR MODEL HR4011C
3
006312
For chipping, scaling or demolition operations, depress
the lock button and rotate the change lever so that the
pointer points to the
chisel, scaling chisel, etc.
CAUTION:
Do not rotate the change lever when the tool is
•
running under load. The tool will be damaged.
To avoid rapid wear on the mode change
•
mechanism, be sure that the change lever is
always positively located in one of the two or three
action mode positions.
Torque limiter
The torque limiter will actuate when a certain torque
level is reached. The motor will disengage from the
output shaft. When this happens, the bit will stop turning.
CAUTION:
As soon as the torque limiter actuates, switch off
•
the tool immediately. This will help prevent
premature wear of the tool.
Indicator lamp
1
2
006314
symbol. Use a bull point, cold
symbol mode, the
1. Change lever
HR4011C
2. Pointer
3. Lock button
2
1
symbol. Use a bull point, cold
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 defective. 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
defective.
The red service indicator lamp lights 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.
Side handle
003139
CAUTION:
Use the side handle only when chipping, scaling or
•
demolishing. Do not use it when drilling in concrete,
masonry, etc. The tool cannot be held properly with
this side handle when drilling.
The side handle can be swung 360° on the vertical and
secured at any desired position. It also secures at eight
different positions back and forth on the horizontal. Just
loosen the clamp nut to swing the side handle to a
desired position. Then tighten the clamp nut securely.
1
2
006315
6
1. Side handle
2. Clamp nut