Nylon Cutting Head - Makita UR012G Instruction Manual

Installing the protector
WARNING:
Never use the tool without the
guard or with the guard improperly installed.
Failure to do so can cause serious personal injury.
NOTE: The type of the protector supplied as the stan-
dard accessory varies depending on the countries.
For cutter blade
Attach the protector to the clamp using bolts.
► Fig.16: 1. Clamp 2. Protector
For nylon cutting head / plastic blade
CAUTION:
Take care not to injure yourself on
the cutter for cutting the nylon cord.
Attach the protector to the clamp using bolts. After
that, install the protector extension. Insert the protector
extension to the protector and then snap the clips on.
Make sure that the tabs on the protector extension fit
into the slots on the protector.
► Fig.17: 1. Protector 2. Clip 3. Protector extension
4. Cutter 5. Slot 6. Tab
To remove the protector extension from the protec-
tor, unclasp the clips by inserting the hex wrench as
illustrated.
► Fig.18: 1. Hex wrench 2. Clip
For chisel blade
Optional accessory
Align the protrusion on the gear case with the groove on
the protector, and then attach the protector to the clamp
using bolts.
► Fig.19: 1. Clamp 2. Protector 3. Protrusion
4. Groove
For shredder blade
Optional accessory
Attach the protector to the clamp using bolts.
► Fig.20: 1. Clamp 2. Protector
Installing the cutting tool
CAUTION:
Always use the supplied wrenches
to remove or to install the cutting tool.
CAUTION:
Be sure to remove the hex wrench
inserted into the gear case after 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 / chisel blade / shredder
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:
The outside diameter of the cutter
blade must be as follows. Never use any cutter
blade with larger outside diameter.
— 2-tooth blade : 305 mm
— 3-tooth blade : 305 mm
— 4-tooth blade : 255 mm
— 8-tooth blade : 255 mm
— Chisel blade : 225 mm
— Shredder blade : 270 mm
► Fig.21: 1. Nut 2. Clamp washer 3. Cutter blade
4. Spindle 5. Receive washer 6. Hex wrench
1. Insert the hex wrench through the hole in the gear
case to lock the spindle. Rotate the spindle until the hex
wrench is fully inserted.
2.
Mount the cutter blade onto the receive washer
so that the arrows on the cutter blade and protector are
pointing in the same direction.
► Fig.22: 1. Arrow
For the chisel and shredder blade, mount them as
illustrated.
Chisel blade
► Fig.23
Shredder blade
► Fig.24
3. Put the clamp washer onto the cutter blade and
then tighten the nut securely by the box wrench.
► Fig.25: 1. Box wrench 2. Hex wrench 3. Loosen
4. Tighten
NOTE: Tightening torque : 20 - 30 N•m
4. Remove the hex wrench from the gear case.
To remove the cutter blade, follow the installation proce-
dures in reverse.

Nylon cutting head

NOTICE:
Be sure to use genuine Makita nylon
cutting head.
► Fig.26: 1. Nylon cutting head 2. Spindle 3. Hex
wrench 4. Loosen 5. Tighten
1. Insert the hex wrench through the hole in the gear
case to lock the spindle. Rotate the spindle until the hex
wrench is fully inserted.
2.
Place the nylon cutting head onto the spindle and
tighten it securely by hand.
22 ENGLISH