Drilling in wood or metal
►
Fig.10:
1.
Chuck adapter
2.
Keyless drill chuck
Use the optional drill chuck assembly. When installing it,
refer to the section “Installing or removing the bit”.
CAUTION:
•
Never use “rotation with hammering” when the
drill chuck is installed on the tool. The drill chuck
may be damaged.
Also, the drill chuck will come off when reversing
the tool.
•
Pressing excessively on the tool will not speed
up the drilling. In fact, this excessive pressure
will only serve to damage the tip of your bit,
decrease the tool performance and shorten the
service life of the tool.
•
There is a tremendous twisting force exerted
on the tool/bit at the time of hole breakthrough.
Hold the tool firmly and exert care when the bit
begins to break through the workpiece.
•
A stuck bit can be removed simply by setting
the reversing switch to reverse rotation in order
to back out. However, the tool may back out
abruptly if you do not hold it firmly.
•
Always secure small workpieces in a vise or
similar hold-down device.
Diamond core drilling
When performing diamond core drilling operations,
always set the change lever to the
position to use
“rotation only” action.
CAUTION:
•
If performing diamond core drilling operations
using “rotation with hammering” action, the
diamond core bit may be damaged.
MAINTENANCE
CAUTION:
•
Always be sure that the tool is switched off and
unplugged before attempting to perform inspec-
tion or maintenance.
•
Never use gasoline, benzine, thinner, alcohol
or the like. Discoloration, deformation or cracks
may result.
To maintain product SAFETY and RELIABILITY,
repairs, carbon brush inspection and replacement, any
other maintenance or adjustment should be performed
by Makita Authorized Service Centers, always using
Makita replacement parts.
8 ENGLISH