Operation And Control - Hand-Held Operation; Fitting Or Changing The Wet Diamond Core Drill Bit - Baier BDB 819 Traduction Du Mode D'emploi Original

EN
Checking the personal protection switch
4
DANGER
Risk of injury due to electric shock.
Î The personal protection switch PRCD must be
checked each time before the wet diamond dill
is started up (see below). If the PRCD does not
trip during the test or if it repeatedly switches
off when the wet diamond drill is switched on,
the wet diamond drill together with the PRCD
personal protection switch must be examined
by a qualified electrician.
•
With the mains plug pugged in and the wet
4
diamond drill switched off, press the −ON−
(RESET) button (2). The red indicator light (1)
must light up.
•
Press the −OFF− (TEST) button (3). The
4
PRCD must switch off, i.e. the red indicator light
(1) goes out.
• Press the −ON− (RESET) button (2) again.
4
The wet diamond drill must now be able to be
switched on.
•
If the PRCD does not trip during the test or if it
repeatedly switches off when the wet diamond
drill is switched on, the wet diamond drill
together with the PRCD personal protection
switch must be examined by a qualified
electrician.
•
Operation of the wet diamond drill with a
defective PRCD personal protection switch
is not permitted – risk of fatal injuries.
Setting the speed
5
•
5 Set the appropriate speed for the core drill
diameter (see "Technical specifications" on page
39) at the gear change knob (1).
NOTE
Changing gear while the machine is running can
cause damage to the drill.
Wait for the machine to completely stop.
Setting up drill stands (optional acces-
2
sories)
Note and follow the following points before each use
to ensure safe working with the drill stand:
•
Before each use, check the fastening of the drill
stand.
•
Check that the drill sits securely in the drill
stand.
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•
6 / 7 Mounting the feed crank handle:
f
Push the feed crank handle (3), as
6
required, to the left or right onto the pinion
shaft (4) so that the drillhole in the feed
crank handle (2) and in the pinion shaft (1)
coincide.
f
Push the pin of the tube lock (1) through
7
the matching holes (2) and push until the clip
is snapped into position.
•
8 Blocking the feed:
f By pulling the clamping lever (1) the spindle
head (2) can be clamped and therefore
protect the feeding device from unexpected
movements.
5 Operation and Control –
Hand-Held Operation
The additional handle must be tightly screwed
onto the drill for hand-held drilling.
5.1 Fitting or changing the wet dia-
mond core drill bit
DANGER
Risk of injury due to electric shock.
Î Disconnect the mains plug before carrying out
any work on the wet diamond drill.
CAUTION
Risk of injury due to hot drill bits.
Î The drill bits fitted can get hot if used for a
lengthy time. Wear safety gloves when chang-
ing the drill bits or allow the drill bits to cool
first.
NOTE
If the wet diamond drill is used on a drill stand, the
machine must be fixed in the motor collar before
the diamond core drill bit is fitted.
•
Screw the wet diamond core drill bit (2) onto
9
the 1¼" UNC external thread or the wet diamond
core drill bit (3) into the G½" internal thread of
the output shaft (1), up to the limit stop (right-
hand thread).