Functional Description - Makita GA4040 Bedienungsanleitung

19. Be careful not to damage the spindle, the
flange (especially the installing surface) or the
lock nut. Damage to these parts could result
in wheel breakage.
20. Make sure the wheel is not contacting the
workpiece before the switch is turned on.
21. Before using the tool on an actual workpiece,
let it run for a while. Watch for vibration or
wobbling that could indicate poor installation
or a poorly balanced wheel.
22. Use the specified surface of the wheel to
perform the grinding.
23. Do not leave the tool running. Operate the tool
only when hand-held.
24. Do not touch the workpiece immediately after
operation; it may be extremely hot and could
burn your skin.
25. Observe the instructions of the manufacturer
for correct mounting and use of wheels.
Handle and store wheels with care.
26. Do not use separate reducing bushings or
adaptors to adapt large hole abrasive wheels.
27. Use only flanges specified for this tool.
28. For tools intended to be fitted with threaded
hole wheel, ensure that the thread in the wheel
is long enough to accept the spindle length.
29. Check that
supported.
30. Pay attention that the wheel continues to
rotate after the tool is switched off.
31. If working place is extremely hot and humid,
or badly polluted by conductive dust, use a
short-circuit breaker (30 mA) to assure
operator safety.
32. Do not use the tool on any materials
containing asbestos.
33. When use cut-off wheel, always work with the
dust collecting wheel guard required by
domestic regulation.
34. Cutting discs must not be subjected to any
lateral pressure.
SAVE THESE INSTRUCTIONS.
WARNING:
DO NOT let comfort or familiarity with product
(gained from repeated use) replace strict adherence
to safety rules for the subject product. MISUSE or
failure to follow the safety rules stated in this
instruction manual may cause serious personal injury.
the workpiece is

FUNCTIONAL DESCRIPTION

CAUTION:
Always be sure that the tool is switched off and
•
unplugged before adjusting or checking function
on the tool.
Shaft lock
Fig.1
CAUTION:
Never actuate the shaft lock when the spindle is
•
moving. The tool may be damaged.
Press the shaft lock to prevent spindle rotation when
installing or removing accessories.
Switch action
Fig.2
CAUTION:
Before plugging in the tool, always check to see
•
that the slide switch actuates properly and returns
to the "OFF" position when the rear of the slide
switch is depressed.
Switch can be locked in "ON" position for ease of
•
operator comfort during extended use. Apply
caution when locking tool in "ON" position and
properly
maintain firm grasp on tool.
To start the tool, slide the slide switch toward the "I
(ON)" position by pushing the rear of the slide switch.
For continuous operation, press the front of the slide
switch to lock it.
To stop the tool, press the rear of the slide switch, then
slide it toward the "O (OFF)" position.
Mechanical brake
For model GA4541, GA5041
Mechanical brake is activated after the tool is switched
off.
The brake does not work when the power supply is shut
down with the switch still on.
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)
Fig.3
CAUTION:
Always be sure that the side grip is installed
•
securely before operation.
Screw the side grip securely on the position of the tool
as shown in the figure.
8