Page 1
Cordless Percussion-Driver Drill
Equipped with electric brake
MODEL 8412D
MODEL 8412DW
With Fast Charger
INSTRUCTION MANUAL
-
1"
Battery
COllCrele
,,1n1
(3,8"I
High
0 12,700
Cartridge 1201
vo1tagc
12
No
Capacltlcs
stce1
1.3
mm
(i/z")
Low
0 4.100
I
-
Model DC1201
v
A C only
WOOd
24
mrn (15/16") :l;4m:
313
112~318" x 3 118"
Fast
Charger
Input Output
50
Hr
60
Hr
mm
1L
x
Wood
screw
:~,",?,gT
x W x
HI
79
mm
x
225
x
8
DC
96V. 12V 1
718"l
mm
load speed
High
0 1.150
2
2
kg
Charging
14
1RPMI
0
9 Ibsl
Hr.
LOW
370
lime
Page 2
IMPORTANT
SAFETY
WARNING:
WHEN USING ELECTRIC TOOLS, WSlC SAFETY
IN
(For
STRU
All
Tools)
CTI
0
N
S
PRECAUTIONS SHOULD ALWAYS BE FOLLOWED TO REDUCE
THE RISK OF FIRE, ELECTRIC SHOCK, AND PERSONAL
INJURY, INCLUDING THE FOLLOWING:
READ
1.
2.
3.
4.
5.
6.
7.
8.
9.
IO.
11.
12.
13.
ALL
KEEP WORK AREA CLEAN. Cluttered areas and benches invite injuries.
CONSIDER WORK AREA ENVIRONMENT. Don't use power tools in damp
or wet locations. Keep work area well
Don't use tool
KEEP CHILDREN AWAY. All visitors should be kept away from work area.
Don't let visitors contact tool or extension cord.
STORE IDLE TOOLS. When not in use, tools should be stored
or locked-up place
DON'T FORCE TOOL.
it
was intended.
USE RIGHT TOOL. Don't force small tool or attachment to do the job of a
heavy-duty tool. Don't use tool for purpose not intended; for example, don't
use circular saw for cutting tree limbs or logs.
DRESS PROPERLY. Don't wear loose clothing or jewelry. They can be caught
in moving parts. Rubber gloves and non-skid footwear are recommended
when working outdoors. Wear protective hair covering to contain long hair.
USE SAFETY GLASSES. Also use face or dust mask if cutting operation is
dusty.
DON'T ABUSE CORD. Never carry tool by cord or yank
receptacle. Keep cord from heat, oil, and sharp edges.
SECURE WORK. Use clamps or a vise to hold work. It's safer than using
your hand and
DON'T OVERREACH. Keep proper footing and balance at all times.
MAINTAIN TOOLS WITH CARE. Keep tools sharp and clean for better and
safer performance. Follow instructions for lubricating and changing accessories. Inspect tool cords periodically and
rized service facility. Inspect extension cords periodically and replace
damaged. Keep handles dry, clean, and free from oil and grease.
DISCONNECT TOOLS. When not
ing accessories, such as blades, bits, cutters.
INSTRUCTIONS.
lit.
Don't expose power tools to rain.
in
presence of flammable liquids or gases.
-
out of reach of children.
It
will do the job better and safer at the rate for which
it
frees both hands to operate tool.
if
damaged, have repaired by autho-
in
use, before servicing, and when chang-
in
dry, and high
it
to disconnect from
if
Page 3
14.
REMOVE ADJUSTING KEYS AND WRENCHES. Form habit of checking to
see that keys and adjusting wrenches are removed from tool before turning
it
on.
15.
AVOID UNINTENTIONAL STARTING. Don't carry tool with finger on switch.
Be sure switch is OFF when plugging in.
16.
OUTDOOR USE EXTENSION CORDS. When tool is used outdoors, use only
so
extension cords intended for use outdoors and
17.
STAY ALERT. Watch what
tool when you are tired.
18.
CHECK DAMAGED PARTS. Before further use of the tool, a guard or other
part that is damaged should be carefully checked to determine that
operate properly and perform its intended function. Check for alignment of
moving parts, binding of moving parts, breakage of parts, mounting, and any
other conditions that may affect its operation. A guard or other part that
is
damaged should be properly repaired or replaced by an authorized service center unless otherwise indicated elsewhere
Have defective switches replaced by authorized service center. Don't use
tool if switch does not turn
19.
GUARD AGAINST ELECTRIC SHOCK. Prevent body contact with grounded
surfaces. For example; pipes, radiators, ranges, refrigerator enclosures.
20.
REPLACEMENT PARTS. When servicing, use only identical replacement parts.
21.
POLARIZED PLUGS. To reduce the risk of electric shock, this equipment has
a polarized plug (one blade is wider than the other). This plug will fit in a
polarized outlet only one way. If the plug does not fit fully
reverse the plug. If
the proper outlet. Do not change the plug
it
you
are doing, use common sense. Don't operate
it
on and off.
still does not fit, contact a qualified electrician to install
in
marked.
in
this instruction manual.
in
the outlet,
any way.
it
will
VOLTAGE WARNING: Before connecting the tool to a power source (receptacle,
outlet, etc.) be sure the voltage supplied is
nameplate of the tool. A power source with voltage greater than that specified
for the tool can result in SERIOUS INJURY to the user
the tool. If in doubt, DO NOT PLUG IN THE TOOL. Using a power source with
voltage less than the nameplate rating is harmful to the motor.
the
same as that specified on
-
as well as damage to
the
Page 4
IMPORTANT SAFETY INSTRUCTIONS
FOR CHARGER
&
BATTERY CARTRIDGE
I.
SAVE THESE INSTRUCTIONS
-
This manual
50
Length of Cord (Feet)
AWG Size of Cord
4
25
18
100 150
18 18 16
Page 5
ADDITIONAL SAFETY RULES
FOR CHARGER
1.
Do not charge Battery Cartridge when temperature is BELOW 10°C
or ABOVE 4OoC (104OF).
2.
Do not attempt to use a step-up transformer, an engine generator or DC power
receptacle.
3.
Do
not allow anything to cover or clog the charger vents.
4.
Always cover the battery terminals
cartridge is not used.
5.
A battery short can cause a large current flow, overheating, possible burns
and even a breakdown.
(1
)
Do not touch the terminals with any conductive material.
(2)
Avoid storing battery cartridge
such as nails, coins, etc.
(3)
Do
not expose battery cartridge to water or rain.
6.
Do
not store the tool and Battery Cartridge
ture may reach or exceed 5OoC (122OF).
7.
Do not incinerate the Battery Cartridge even if
completely worn out. The battery cartridge can explode
&
BATTERY CARTRIDGE
with
the battery cover when the battery
in
a container
in
with
other metal objects
locations where the tempera-
it
is severely damaged or is
in
a fire.
ADDITIONAL SAFETY RULES
(5OOF)
1. Be aware that this tool is always
not have to be plugged into an electrical outlet.
2.
Wear a hard hat (safety helmet), safety glasses andlor face shield.
highly recommended that you wear a dust mask, ear protectors and thickly
padded gloves.
3.
Under normal operation, the tool is designed to produce vibration. The screws
can come loose easily, causing a breakdown or accident. Check tightness of
screws carefully before operation.
4.
Always be sure
Be sure no one is below when using the tool in high locations.
5.
Hold the tool firmly.
6.
Keep hands away from rotating parts.
7.
Do
not leave the tool running. Operate the tool only when hand-held.
8.
When drilling into walls, floors or wherever "live" electrical wires may be
encountered, DO NOT TOUCH ANY METAL PARTS OF THE
Hold the tool by the insulated grasping surfaces to prevent electric shock if
you drill into a "live" wire.
9.
Do not touch the bit or the workpiece immediately after operation; they may
be extremely hot and could burn your skin.
you
have a firm footing.
in
an operating condition, because
TOOL!
It
SAVE THESE INSTRUCTIONS.
it
does
is also
5
Page 6
.To remove the battery cartridge, pull out
set
the
sides of the cartridge while withdrawing
plate on the tool and grasp both
it
from the tool.
*To
insert the battery cartridge, align the
tongue on the battery cartridge with the
it
groove in the housing and slip
place. Snap the
Be
sure to close the
set
plate back into place.
set
plate fully before
into
Set
plate
using the tool to prevent the battery cartridge from accidentally falling out of the
tool.
Do
not use force when inserting the battery cartridge. If the cartridge does not slide in
easily,
it
is
not being inserted correctly.
Battery
cartridge
Charging
Your new battery cartridge
You will need to charge
Use the fast charger Model
is
not charged.
it
before use.
DC1201
to
charge the battery cartridge.
.Plug the fast charger into the proper
A/C
voltage source. The charging light will
flash in green color.
.Insert the battery cartridge
so
that the
plus and minus terminals on the battery
as
cartridge
are on the same sides
their
respective markings on the fast charger.
so
that
it
Insert the cartridge fully into the port
When the battery cartridge
is
inserted, the charging light color will change from green
to red and charging will begin. The charging light will remain
When charging
a
tone will sound steadily for about 5 seconds.
is
completed, the charging light color will change from red to green and
rests on the charger port floor.
lit
steadily during charging.
After charging, unplug the charger from the power source. Refer to the table below for
the charging time.
DC1201
1200
I
6
1201
I
Approx.
ADDrox.
45
60
min.
min.
I
Page 7
CAUTION
*The fast charger Model DC1201
cartridges. Never use
0
When you charge a new battery cartridge or a battery cartridge which has not been used
for
does not indicate
ing
0
If you charge a battery cartridge from a just-operated tool or a battery cartridge which
has been left in
ing light may flash in red color. If this occurs, wait for
:
is
specifically designed to charge only Makita battery
it
for other purposes or for other manufacturer's batteries.
a
long period of time,
a
it
completely and recharging a couple of times.
a
location exposed to direct sunlight or heat for a long time, the charg-
it
may not accept a full charge. This
problem. You can recharge the battery cartridge fully after discharg-
is
a
normal condition and
a
while. Charging will begin after
the battery cartridge cools.
0
If the charging light flashes alternately in green and red color and a tone sounds "beep,
beep, beep,
. .
.'I
for about
20
seconds, a problem exists and charging
is
not possible.
The terminals on the charger or battery cartridge are clogged with dust or the battery
cartridge
0
If you wish
is
worn out or damaged.
to
charge two battery cartridges, allow
15
minutes between chargings
on
fast charger.
the
Installing
CAUTION
Always be sure that the tool
or
removing
:
the
drill bit
or
driver bit
is
switched off and the battery cartridge
installing or removing the bit.
sleeve
To install the bit, push the
ward the
"FREE"
side and turn the sleeve
up to-
counterclockwise while holding the ring
with your other hand
Place
the bit in the chuck
go. Hold the ring firmly and turn the
as
illustrated
as
far
at
as
right.
it
will
sleeve
clockwise to tighten the chuck. Then push
the sleeve down toward the "LOCK" side.
is
removed before
To remove the bit, push the
up toward the
"FREE"
sleeve
counterclockwise while holding the ring with your other hand.
side
and turn the
sleeve
7
Page 8
CAUTION
0
Do
The chuck may be damaged.
Always push the sleeve down toward the "LOCK" side before operation. If you operate
the tool with the
come out unexpectedly.
Switch action
To
Tool speed
sure on the trigger.
stop.
:
not attempt to turn the
sleeve
start the tool, simply pull the trigger.
is
increased by increasing pres-
Release
sleeve
in
the
"FREE"
the trigger to
forcibly when the
sleeve
is
in the "LOCK" position.
position, the chuck may loosen and the
bit
may
Switch trigger
CAUTION
Before inserting the battery cartridge into the tool, always check to
trigger actuates properly and returns to the
Reversing switch action
This tool has
the direction of rotation. Move the reversing switch to the left for clockwise rotation
or to the right for counterclockwise rota-
tion.
CAUTION
Always check the direction of rotation before operation.
0
Move the reversing switch only after the tool comes to a complete stop. Changing the
direction of rotation before the tool stops. may damage the tool.
Speed change
To change the speed,
change lever to the
or
speed change lever easily, pull the trigger
slightly while pushing
lever. Be sure that the speed change lever
set
to the correct position before operation.
Use the right speed for your job.
:
a
reversing switch to change
:
"1"
side for low speed.
slide
"2"
side for high speed
To
the
speed change
the
speed
slide the
"OFF"
is
position when released.
Reversing switch
2
see
that the switch
1
1'8
1;
\
1
I
I
CAUTION:
set
Always
with the speed change lever positioned halfway between the
tool may be damaged.
8
the speed change lever fully into the correct position. If you operate the tool
"2"
side and
"1"
side, the
Page 9
Adjusting the fastening torque
Turn the adjusting ring
a
points to
number on the adjusting ring.
The fastening torque
the pointer points to the number
maximum when
The clutch will
slip
when the pointer points to the numbers
1
to
10.
The clutch
at
the
6”
mark.
Before actual operation, drive
into your mateiral or
NOTE
:
so
that the pointer
is
minimum when
1
it
points to the mark.
at
varying torque
is
designed not to slip
a
trial screw
a
piece of duplicate
and
levels
Adjusting ling
Lp
__
-_
~~
L
The adjusting ring cannot be locked with the pointer positioned halfway between the
numbers.
Action mode
This tool employs action mode changing
buttons. For rotation only, press the
O-LV
button on the
mark side fully.
For rotation with hammering action, press
@I
the button on the
mark side fully.
Action
mode
changing button
k-
CAUTION
Be sure to press the action mode changing button
cause malfunction of the
:
as
far
as
it
will go. Failure to do
tool.
Operation
1)
Hammer drilling operation
When drilling in concrete, granite,
the mark side fully. Position the adjusting ring
mark. Be sure to use
start the tool
slowly
a
and then increase the drilling speed gradually.
pressure when the hole becomes clogged with chips
at
an idle, then remove the bit partially from the hole.
tile,
etc., press the action mode changing button on
so
tungsten-carbide tipped bit.
or
that the pointer points to the
To
position
a
hole
accurately,
Do
not apply more
particles. Instead, run the tool
By
repeating this several times,
the hole will be cleaned out.
CAUTION
:
Pressing excessively on the tool will not speed up the drilling. In fact, this excessive
pressure will only serve to damage the tip of your bit, decrease the tool performance
and shorten the service life of the tool.
so
may
9
Page 10
After drilling the hole, use the blow-out
of
bulb to clean the dust out
2)
Drilling operation
When drilling
button on the
points to the
0
Drilling in wood
in wood, metal or plastic materials, press the action mode changing
a==
6-q
mark.
mark side fully. Position the adjusting ring
the hole.
so
that the pointer
When drilling in wood, best results are obtained with wood drills equipped with
guide screw. The guide screw makes drilling easier by pulling the bit into the workpiece.
0
Drilling in metal
To prevent the bit from slipping when starting
centerpunch and hammer
indentation and start drilling. Use
at
the point to be drilled. Place the point of the bit in the
a
cutting lubricant when drilling metals. The ex-
a
hole, make an indentation with
ceptions are iron and brass which should be drilled dry.
a
a
CAUTION
0
Pressing excessively on the tool will not speed up the drilling. In fact, this excessive
:
pressure will only serve to damage the tip of your bit, decrease the tool performance
and shorten the service life of the tool.
0
There
is a tremendous twisting force exerted on the tool/bit
at
the time
of
hole break-
through. Hold the tool firmly and exert care when the bit begins to breakthrough the
workpiece.
0
A stuck bit can be removed simply by setting the reversing switch to reverse rotation
in order to back out. However, the tool may back out abruptly if you do not hold
firmly.
0
Always secure small wokpieces in
3)
Screwdriving operation
a
vise
or similar hold-down device.
When driving wood screws or machine
screws, press the action mode changing
button on the
a==
mark side fully.
Adjust the desired torque by turning the
adjusting ring. Place the point of the
driver bit into the screw head and apply
pressure to the bit. Start the tool slowly
and then increase the driving speed
gradually.
Release
the trigger
as
soon
as
the clutch slips.
10
it
Page 11
When driving wood screws, predrill pilot
holes to make driving easier and to
prevent splitting
of
the workpiece. See
the chart at right.
Nomlnal
diameter
screw
I")
3
1 1118")
3.5 19164")
3.8 15/32"]
4.5 (1 1/64")
4.8
(3116")
5 1
I1
3/64',)
5
5
17/32")
5
8
115164"l
~~ ~~
6
1
(15164")
fi
4 I1
14")
of
Recommended size
of
pilot
2
0
2 2 15/64" ~ 3/32',)
2.2
~
2.5
(3132'' ~ 3/32")
-
2.8
2.5
2.9
3
3 3 ~ 3.6
3
I
4 0 4 2 15/37" ~ 11164"l
4
I
I
A
13/32" ~ 7/64")
~
3
2
(7164'' ~ 118")
1
~~
3.4
(118''
11/8" ~ 9/64")
6 ~ 3 9 19/64" 5/32")
2
~
4.4 11 1164" 11/64")
4 4
fi
I1 lifiA"
hole
~
Imml
9/64"!
~
?/lfi")
*Occasionally the adjusting ring cannot be reset to the
If
operation.
this occurs, let the clutch slip or turn the chuck by your hand.
OW
mark after screwdriving
Drilling, hammer drilling and screwdriving performance
The following reference table indicates the approximate drilling, hammer drilling and
1
screwdriving capacities from a single
hour battery charge. It may differ under some
condition.
No.
Application Bit diameter
6.5
mm
(114'7
10
mm
Metal
Wood
Masonry
(Hammer
drilling)
Wood
scrcws
13/8") or plate Approx
10
mm
1318") Aluminum sheet 1.6
15
mm
1518")
18
mm
(1
111
24
mm
(15116") Approx. 35 Approx. 45
9.5
mm
1318") Brick 30
6.5
mm
1114") Approx.
9.5
mm
13/8"1 Approx. 12 Approx. 16
hnensions
4.5
mm
5
1
mm
5.5
mm
6
4
mm
1
Workpiece
-
Cold-rolled steel sheet
Lauan
6")
x 20
x 35
x
50
x
50
mm
mm
mm
mm
wood
-
510ck 30
of
wood screw Application
13/16" x 314")
(3116" x 1~318")
(7132" x
(1/4" x
2")
2")
I
Thickness
1,6
mm
11,16,,1
mm
11/16") Approx. 130 Approx. 180
25
mm
(1")
mm
(1~3116") Approx. 25 Approx. 35
mm
j
1-311
Workpiece
~
Lauan wood
1
Batterv 1200 I Batterv 1201
Approx
Approx. 11 5 Approx. 160
Approx. 70 Approx. 95
6")
Battery 1200 Battery 1201
Approx. 440 Approx.
Approx. 100 Approx. 140
Approx.
Approx. 40 Approx.
holes
60
25
25
Fastenings
70
Approx 80
Approx 35
Approx. 35
610
Approx.
90
50
11
Page 12
MAINTENANCE
CAUTION
Always be sure that the tool
attempting to perform inspection or maintenance.
To
should be performed by Makita Authorized or Factory Service Centers, always using
Makita replacement parts.
:
is
switched off and the battery cartridge
is
removed before
maintain product SAFETY and RELlABl LITY, repairs, maintenance or adjustment
Pari
No.
784201-5
784202~3
784203-1
784206-5
784207-3
784221 -9
784208-1
8
4
2 0 9 ~ 9
7
7842 10-4
Size
No.
1
No.
2
No.
3 65 12-518”)
L
65 (2-518“)
45
65 (2.518”)
1
10 (4~318“)
150 15-7/8”)
250
45 11~314”)
110
lmm)
I1
~314”)
I1
0”)
14-318“)
Drill
bit
(For
0.8
wood)
1.031”)
Part
784204~9
12
No,
Size
I
Size
I
L
(mm)
I
D
lmm)
I
d
No.
Imm)
2
82
13-114”) 6 1114”) 5 (3116”) 791059-5
Part
No
791 058~7
791057-9
I
I
9
12
15
lmml
(1
1/32’,)
(1
5/32,’)
(1
9132“l
Page 13
*Drill bit set (For
Part
No.
791005
8
791006
6
Each
1
oer
set
steel)
Id-
Sire
lmml
2 0 (5164"l
3
0
I1
/8"l
6
0
I1 /4"l
.
Tungsten-carbide tipped bit
1057
No
7
6
3
Bit
6 5 1114")
7 5 19132"l
8 0 15/16'']
Part
~~
791092
791028
71
791008~2 18.5 111132"l I75 13")
diameter
lmm)
Max.
drilling
lmml
Overall
Imm)
80 13~118")
14
100
14")
depth
50
12")
60
12~318") 90 13~112")
95
13~314") 120
length
3/4"l
Rubber pad assembly
Part No. 123001-2
Foam polishing pad
Part No.794159
Wool
bonnet
0
Part No. 7941 72-8
-
Plastic carrying case
Part
No.
182525-7
Fast charger
Model
DC1201
Battery cartridge
Part
No.
192293-4
Battery cover
Part
No.
414938-7
Dust cover
Part
No.
41 5165-9
1201
13
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