Makita GA5020 Bedienungsanleitung Seite 10

the lock lever further in (B). To stop the tool from the
locked position, pull the switch trigger (A) fully, then
release it.
Electronic function
Constant speed control (For models
GA5020C,GA5021C,GA6020C,GA6021C)
Possible to get fine finish, because the rotating
•
speed is kept constantly even under the loaded
condition.
Additionally, when the load on the tool exceeds
•
admissible levels, power to the motor is reduced to
protect the motor from overheating. When the load
returns to admissible levels, the tool will operate as
normal.
Soft start feature
Soft start because of suppressed starting shock.
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Indication lamp
Fig.4
The indication lamp lights up green when the tool is
plugged. If the indication lamp does not light up, the
mains cord or the controller may be defective. The
indication 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.
Unintentional restart proof
Even locking lever keeping the switch trigger depressed
(Lock-on position) does not allow the tool to restart even
when the tool is plugged.
At this time, the indication lamp flickers red and shows
the unintentional restart proof device is on function.
To cancel the unintentional restart proof, pull the switch
trigger fully, then release it.
ASSEMBLY
CAUTION:
Always be sure that the tool is switched off and
•
unplugged before carrying out any work on the tool.
Installing side grip (handle)
CAUTION:
Always be sure that the side grip is installed
•
securely before operation.
Fig.5
Screw the side grip securely on the position of the tool as
shown in the figure.
Installing loop handle (Accessory)
CAUTION:
Always be sure that the loop handle is installed
•
securely before operation.
Fig.6
Always install the loop handle on the tool before
operation. Hold the tool's switch handle and the loop
handle firmly with both hands during operation.
Install the loop handle so that its protrusion will fit into the
matching hole in the gear housing.
Install the bolts and tighten them with the hex wrench.
The loop handle can be installed in two different
directions as shown in the figures whichever is
convenient for your work.
Fig.7
Fig.8
Installing or removing wheel guard (For
depressed center wheel , multi disc / abrasive
cut-off wheel , diamond wheel)
CAUTION:
When using
•
wheel/Multi-disc, wire wheel brush or cut-off wheel,
the wheel guard must be fitted on the tool so that
the closed side of the guard always points toward
the operator.
For tool with locking screw type wheel guard
Fig.9
Mount the wheel guard with the protrusion on the wheel
guard band aligned with the notch on the bearing box.
Then rotate the wheel guard around 180 degrees
counterclockwise. Be sure to tighten the screw securely.
To remove wheel guard, follow the installation procedure
in reverse.
For tool with clamp lever type wheel guard
Fig.10
Fig.11
Loosen the lever on the wheel guard after loosening the
screw. Mount the wheel guard with the protrusion on the
wheel guard band aligned with the notch on the bearing
box. Then rotate the wheel guard around to the position
shown in the figure. Tighten the lever to fasten the wheel
guard. If the lever is too tight or too loose to fasten the
wheel guard, loosen or tighten the screw to adjust the
tightening of the wheel guard band.
To remove wheel guard, follow the installation procedure
in reverse.
Installing or removing depressed center
grinding wheel/Multi-disc (accessory)
WARNING:
Always use supplied guard when depressed center
•
grinding wheel/Multi-disc is on tool. Wheel can
shatter during use and guard helps to reduce
chances of personal injury.
Fig.12
Mount the inner flange onto the spindle. Fit the
wheel/disc on the inner flange and screw the lock nut
onto the spindle.
To tighten the lock nut, press the shaft lock firmly so that
the spindle cannot revolve, then use the lock nut wrench
and securely tighten clockwise.
9
a depressed center grinding