Makita DUR190U Instruction Manual page 22

Installing the cutting tool
NOTE: The type of the cutting tool(s) supplied as
the standard accessory varies depending on the
countries. The cutting tool is not included in some
countries.
NOTE: Turn the tool upside down so that you can
replace the cutting tool easily.
Cutter blade
CAUTION:
When handling a cutter blade,
always wear gloves and put the blade cover on
the blade.
CAUTION:
The cutter blade must be well pol-
ished, and free of cracks or breakage. If the cutter
blade hits a stone during operation, stop the tool and
check the cutter blade immediately.
CAUTION:
Always use the cutter blade
with the diameter described in the section for
specifications.
► Fig.20: 1. Nut 2. Cup 3. Clamp washer 4. Cutter
blade 5. Spindle 6. Guard 7. Spindle lock
button
1. Mount the cutter blade onto the guard so that the
arrows on the cutter blade and protector are pointing in
the same direction.
► Fig.21: 1. Arrow
2. Put the clamp washer and cup onto the cutter
blade.
3. While holding down the spindle lock button,
tighten the nut securely by the box wrench.
► Fig.22: 1. Spindle lock button 2. Box wrench
3. Loosen 4. Tighten
To remove the cutting blade, loosen the nut while hold-
ing down the spindle lock button.
Nylon cutting head
NOTICE:
Be sure to use genuine Makita nylon
cutting head.
While holding down the spindle lock button, place
the nylon cutting head onto the spindle and tighten it
securely by hand.
► Fig.23: 1. Nylon cutting head 2. Spindle 3. Spindle
lock button 4. Loosen 5. Tighten
To remove the nylon cutting head, loosen the nylon
cutting head while holding down the spindle lock button.
Plastic blade
NOTICE:
Be sure to use genuine Makita plastic
blade.
While holding down the spindle lock button, place the
plastic blade onto the spindle and tighten it securely by
hand.
► Fig.24: 1. Plastic blade 2. Spindle 3. Spindle lock
button 4. Loosen 5. Tighten
To remove the plastic blade, loosen the plastic blade
while holding down the spindle lock button.
NOTE: You can use the supplied hex wrench to
install/remove the cutting tool. Insert the hex wrench
to the hole as shown in the figure to lock the spindle.
► Fig.25: 1. Hex wrench 2. Hole
CAUTION:
Always use the supplied wrenches
to install/remove the cutting tool.
CAUTION:
Be sure to remove the hex wrench
inserted into the tool head after installing the
cutting tool.
Adjusting the handle/hanger
position
Adjust the handle and hanger position to obtain com-
fortable handling of the tool.
For DUR190U and DUR191U
Adjust the handle/hanger position so that the tool
comes within the range as shown below.
► Fig.26
1 The hanger position from the ground
2 The cutting tool position from the ground
3 The horizontal distance between the hanger and the
unguarded part of the cutting tool
Loosen the hex socket head bolts on the bottom of the
handle holder. Move the handle to a comfortable work-
ing position and then tighten the bolts.
► Fig.27: 1. Handle holder 2. Hex socket head bolt
3. Handle
Loosen the Hex socket head bolts on the hanger. Move
the hanger to a comfortable working position and then
tighten the bolts.
► Fig.28: 1. Hex socket head bolt 2. Hanger
For DUR190L and DUR191L
Loosen the hex socket head bolts on the handle. Move
the handle to a comfortable working position and then
tighten the bolts.
► Fig.29: 1. Hex socket head bolt 2. Handle
Loosen the hex socket head bolt on the hanger. Move
the hanger to a comfortable working position and then
tighten the bolt.
► Fig.30: 1. Hex socket head bolt 2. Hanger
Hex wrench storage
When not in use, store the hex wrench as shown in the
figure to keep it from being lost.
► Fig.31: 1. Hex wrench
For DUR190L and DUR191L only
► Fig.32: 1. Handle 2. Hex wrench
22 ENGLISH