Functional Description - Makita 4112HS Instruction Manual

22. 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.
23. Watch out for flying sparks. Hold the tool so
that sparks fly away from you and other
persons or flammable materials.
24. Do not leave the tool running. Operate the tool
only when hand-held.
25. Do not touch the workpiece immediately after
operation; it may be extremely hot and could
burn your skin.
26. Always be sure that the tool is switched off
and unplugged or that the battery cartridge is
removed before carrying out any work on the
tool.
27. Observe the instructions of the manufacturer
for correct mounting and use of wheels.
Handle and store wheels with care.
28. Do not use separate reducing bushings or
adaptors to adapt large hole abrasive wheels.
29. Use only flanges specified for this tool.
30. Check that
supported.
31. Pay attention that the wheel continues to
rotate after the tool is switched off.
32. 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.
33. Do not use the tool on any materials
containing asbestos.
34. Do not use water or grinding lubricant.
35. Ensure that ventilation openings are kept
clear when working in dusty conditions. If it
should become necessary to clear dust, first
disconnect the tool from the mains supply
( use non metallic objects ) and avoid
damaging internal parts.
36. 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.
Adjusting the depth of cut
Fig.1
Loosen the wing bolt on the depth guide and move the
base up or down. At the desired depth of cut, secure the
base by tightening the wing bolt.
Securing wheel guard
Fig.2
CAUTION:
The wheel guard must be adjusted on the tool so
•
that the closed side of the guard always points
toward the operator.
The wheel guard can be adjusted about 80 degrees,
after you loosen the clamping nut. Adjust to the desired
angle, then secure the clamping nut.
properly
Switch action
Fig.3
CAUTION:
Before plugging in the tool, always check to see
•
that the switch trigger actuates properly and
returns to the "OFF" position when released.
For tool with the lock-on switch
To start the tool, simply pull the switch trigger (A
direction). Release the switch trigger to stop.
For continuous operation, pull the switch trigger (A
direction) and then push in the lock lever (B direction).
To stop the tool from the locked position, pull the switch
trigger (A direction) fully, then release it.
For tool with the lock-off switch
To prevent the switch trigger from accidentally pulled, a
lock lever is provided.
To start the tool, push in the lock lever (B direction) and
then pull the switch trigger (A direction). Release the
switch trigger to stop.
For tool with the lock on and lock-off switch
To prevent the switch trigger from accidentally pulled, a
lock lever is provided.
To start the tool, push in the lock lever (B direction) and
then pull the switch trigger. (A direction) Release the
switch trigger to stop.
For continuous operation, push in the lock lever, (B
direction) pull the switch trigger (A direction) and then
push the lock lever (B direction) further in.
To stop the tool from the locked position, pull the switch
trigger (A direction) fully, then release it.
6