Makita 8406C Instruction Manual - Assembly
6
Speed change lever
Speed adjusting dial
Workpiece
Steel
Aliminum
Wood
Type of bit
Concrete or
brick
Diamond core
bit
Tungsten-carbide
tipped bit
Drill bit
for steel
Drill bit
for wood
1
2
Bit diameter
32 mm
65 mm
120 mm
8 mm
14 mm
20 mm
13 mm
6.5 mm
13 mm
6.5 mm
18 mm
30 mm
1 2 3 4 5 6 1 2 3 4 5 6
007626
when using a Nimbus diamond core bit, refer to the
following table.
Speed change lever
Speed adjusting dial
Workpiece
Type of bit
Brick
Nimbus
diamond
core bit
1
2
Bit diameter
20 mm
30 mm
65 mm
90 mm
152 mm
1 2 3 4 5 6 1 2 3 4 5 6
007627
NOTE:
When drilling into concrete or bricks, also refer to the
table below.
Mateial
min
-1
Hard
Soft
Low
High
007628
CAUTION:
•
If the tool is operated continuously at low speeds
for a long time, the motor will get overloaded and
heated up.
•
The speed adjusting dial can be turned only as far
as 6 and back to 1. Do not force it past 6 or 1, or the
speed adjusting function may no longer work.
Selecting the action mode
1
007615
This tool has an action mode changing lever.
For rotation with hammering, turn the lever to the position
of
symbol.
For rotation only, turn the lever to the position of
symbol.
CAUTION:
•
Always set the lever correctly to your desired mode
mark. If you operate the tool with the lever
positioned halfway between the mode marks, the
tool may be damaged.
Torque limiter
CAUTION:
•
Do not continue to operate the tool for more than
two seconds while the torque limiter is actuating.
•
Do not let the torque limiter actuate too frequently.
This tool is equipped with torque limiters. They will
actuate when a certain torque level is reached. When this
happens, the chuck will stop turning.
ASSEMBLY
CAUTION:
•
Always be sure that the tool is switched off and
unplugged before carrying out any work on the tool.
Installing side grip (auxiliary handle)
1
2
007602
Always use the side grip to ensure operating safety.
Install the side grip so that the teeth on the grip fit in
between the protrusions on the tool barrel.
Then tighten the grip by turning clockwise at the desired
position. It may be swung 360° so as to be secured at
any position.
1. Grip base
2. Side grip
1. Action mode
change lever