Makita 4100NH Instruction Manual page 7

j) Use extra caution when making a "pocket
cut" into existing walls or other blind areas.
The protruding wheel may cut gas or water
pipes, electrical wiring or objects that can cause
kickback.
17. Before using a segmented diamond wheel,
make sure that the diamond wheel has the
peripheral gap between segments of 10 mm or
less, only with a negative rake angle.
Additional safety warnings:
18. Never attempt to cut with the tool held upside
down in a vise. This can lead to serious acci-
dents, because it is extremely dangerous.
19. Some material contains chemicals which may
be toxic. Take caution to prevent dust inhala-
tion and skin contact. Follow material supplier
safety data.
SAVE THESE INSTRUCTIONS.
WARNING: DO NOT let comfort or famil-
iarity 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.
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: 1. Wing bolt 2. Base
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.
CAUTION:
• After adjusting the depth of cut, always tighten
the wing bolt securely.
Sighting
► Fig.2
Align the edge of the front of the base with your cutting
line on the workpiece.
Switch action
CAUTION:
• Before plugging in the tool, always check to see
that the switch trigger actuates properly and
returns to the "OFF" position when released.
► Fig.3: 1. Switch trigger 2. Lock button / Lock-off
button
For tool with lock button
To start the tool, simply pull the switch trigger. Release
the switch trigger to stop. For continuous operation,
pull the switch trigger, push in the lock button and then
release the switch trigger. To stop the tool from the
locked position, pull the trigger fully, then release it.
For tool with lock-off button
To prevent the switch trigger from being accidentally
pulled, a lock-off button is provided.
To start the tool, depress the lock-off button and pull the
switch trigger. Release the switch trigger to stop.
ASSEMBLY
CAUTION:
• Always be sure that the tool is switched off and
unplugged before carrying out any work on the
tool.
Installing or removing diamond
wheel
► Fig.4: 1. Wrench 2. Socket wrench 3. Diamond
wheel 4. Outer flange
Hold the outer flange with the wrench and loosen
the hex bolt clockwise with the socket wrench. Then
remove the hex bolt, outer flange and diamond wheel.
► Fig.5: 1. Inner flange 2. Diamond wheel 3. Outer
flange 4. Hex bolt
To install the wheel, follow the removal procedure in
reverse. Always install the wheel so that the arrow on
the wheel points in the same direction as the arrow on
the blade case.
BE SURE TO TIGHTEN THE HEX BOLT SECURELY.
CAUTION:
• Use only the Makita wrench to install or remove
the wheel.
Water flow
Optional accessory
► Fig.6: 1. Wing bolt 2. Water cock 3. Pipe holder
4. Wing bolt 5. Water pipe 6. Vinyl tube
Loosen the wing bolt on the depth guide and move the
base down.
Attach the vinyl tube onto the water pipe.
7 ENGLISH