Electrical Connection; Maintenance - Scheppach Chisa 7.0 Translation From The Original Instruction Manual

Attention:
overheating and a possible breakage of chisel and bit.
When cutting deep mortises, make the cut in several stag-
es of approx. 25 mm depth each, to allow chips to clear. To
prevent breakout at the back of the work piece when cut-
ting through mortises, use a piece of scrap material under
the work piece as support.
m

Electrical Connection

The electric motor is connected in a ready-to-operate state.
regulations.
The mains connection at the customer's work place and
the extension cable used must correspond to these regula-
tions.
Important information
The motor automatically switches off if it is overloaded.
The motor can be switched on again after a cooling-down
period (varies timewise).
Faulty electrical connecting leads
Insulation damage often occurs at electrical connecting
leads.
Causes include:
through windows or the cracks of doors.
the connecting leads.
connecting lead from the wall socket.
Faulty electrical connecting leads such as these may not
be used and are highly dangerous due to the insulation
damage.
Check electrical connecting leads regularly for damage.
Ensure that the connecting lead is not attached to the
mains supply when you are checking it.
Electrical connecting leads must correspond to the relevant
on the connecting lead by regulation.
Single-phase motor
section of 1.5 mm 2 . Extension leads whose length is over
25 m must have a cross-section of at least 2.5 mm
fuse.
Connections or repairs on the electrical equipment may only
be carried out by an electrician.
Please give the following information if you have any en-
If your are sending back the motor, always send the com-
plete drive unit with the switch.
12 english
as cleaning and lubrication and routine adjustment and
sharpening of the chisel and bit.
Dust the machine down after each use and, as necessary,
use light applications of oil or grease to lubricate linkages,
moving parts, etc.
Sharpening chisel and bit
The chisel and bit should be kept sharp for best perform-
lead to overheating and breakage to chisel or bit. If chisel
and bit are badly worn and become difficult to sharpen,
they should be replaced.
the original shape of the bit. File the inside edge of the
spur, the sides of the brad point, and the cutting edge
File inner edge of spur
Do not file the outside edge of the spur as this will affect
the diameter of the bit.
correct size pilot. (Pilot size will differ depending on the
size of your chisel.) Depending on the degree of wear,
two or three turns of the cutter should be enough to
sharpen the chisel, as shown in Fig. 8.
Fig. 8
2 .
m Maintenance
File sides of brad point
File cutting edge
Cutter
Pilot
Chisel
Hold chisel in soft-
faced vise jaws