Makita HR1821 User Manual
19
mm
(3/4")
MODEL
INSTRUCTION MANUAL
HR1821
Variable
Speed
Capacities
Wood Steel Concrete
15"
(518") (3/8") (314"
10" 19"
No load Blows Overall Net
0
speed
;/A,i:OO
per minute
0
-
3,500
length weight
321
mm
(12-518") (6.8
3.1 kg
Ibs)
IMPORTANT
SAFETY INSTRUCTIONS
(For
All
Tools)
WARNING:
WHEN USING ELECTRIC TOOLS, BASIC SAFETY 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 INSTRUCTIONS.
KEEP WORK AREA CLEAN. Cluttered areas and benches invite injuries.
CONSIDER WORK AREA ENVIRONMENT. Don’t use power tools in damp
lit.
or wet locations. Keep work area well
Don‘t use tool in presence of flammable liquids or gases.
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
high 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.
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 if damaged, have repaired by
authorized service facility. Inspect extension cords periodically and replace
if damaged. Keep handles dry, clean, and free from oil and grease.
DISCONNECT TOOLS. When not
ing accessories, such as blades, bits, cutters.
it
frees both hands to operate tool.
-
It
will
in
out of reach of children.
do the job better and safer at the rate for which
in
Don‘t expose power tools to rain.
use, tools should be stored in dry, and
it
to disconnect from
use, before servicing, and when chang-
REMOVE ADJUSTING
14.
see that keys and adjusting wrenches are removed from tool before turn-
ing
it
on.
AVOID UNINTENTIONAL STARTING. Don't carry plugged-in tool with finger
15.
on switch. Be sure switch is
16.
OUTDOOR USE EXTENSION CORDS. When tool
extension cords intended for use outdoors and
17.
STAY ALERT. Watch what you are doing, use common sense. Don't oper-
ate tool when you are tired.
CHECK DAMAGED PARTS. Before further use of the tool,
18.
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
al. Have defective switches replaced by authorized service center. Don't
use tool if switch does not turn
GUARD AGAINST ELECTRIC
19.
surfaces. For example; pipes, radiators, ranges, refrigerator enclosures.
PROPER GROUNDING. This tool should be grounded while in use to pro-
20.
tect the operator from electric shock.
EXTENSION CORDS: Use only three-wire extension cords which have three-
21.
prong grounding-type plugs and three-pole receptacles which accept the
tool's plug. Replace or repair damaged or worn cord immediately.
KEYS
AND WRENCHES. Form habit of checking to
OFF
when plugging
it
on and off.
SHOCK.
Prevent body contact with grounded
in.
is
used outdoors, use only
so
marked.
a
guard or other
in
this instruction manu-
it
will
VOLTAGE WARNING: Before connecting the tool to a power source (receptacle,
outlet, etc.) be sure the voltage supplied is the same as that specified on the
nameplate of the tool. A power source with voltage greater than that specified
for the tool can result
in
the tool. If
voltage less than the nameplate rating is harmful to the motor.
doubt, DO NOT PLUG
in
SERIOUS INJURY to the user - as well as damage to
IN
THE TOOL. Using a power source with
3
For all grounded tools with American type plug.
GROUNDING INSTRUCTIONS: This tool should begrounded while in use to protect
from electric shock. The
type plug to fit the proper grounding-type receptacle. The green (or green and yellow) conductor
in
the cord
terminal. Your unit
An adapter Fig. "B" and
tacles. The green-colored rigid ear, lug, etc., extending from the adapter must be connected to
permanent ground, such
is
the
FIG. A FIG.
Grounding Blade
tool
is
equipped with a three-conductor cord and three-prong grounding-
grounding wire. Never connect the green (or green and yellow) wire to a live
is
for use on
as
115
volts and has a plug that
"C"
is
available for connecting Fig. "A"
a properly grounded outlet box.
0
Cover of Grounded Outlet Box
looks
FIG. C
like,Fig. "A".
type
plugs to two-prong recap
Adapter
the
operator
a
4
ADDITIONAL SAFETY RULES
1.
Wear a hard hat (safety helmet) and an ear protector
2.
Be sure the drill bit is secured in place before operation.
Under normal operation, the
3.
screws can come loose easily, causing a breakdown or accident. Check
of
tightness
In cold weather or when the tool has not been used for a long time, let
4.
tool
warm
loosen
is difficult.
Always be sure you have a firm footing.
5.
Be sure no one is below when using the tool in high locations.
6.
Hold the tool firmly with both hands. Always use the side grip.
7.
Keep hands away from rotating parts.
Do
8.
9.
IO.
11.
not leave the tool running. Operate the tool only when hand-held.
Do
not point the tool at any one in the area when operating. The drill bit
could fly out and injure someone seriously.
When drilling into walls, floors
encountered,
Hold the tool only by the plastic handle or the side grip to prevent electric
shock
Do
not touch the drill
ation; they may be extremely hot and could burn your skin.
screws carefully before operation.
up
for several minutes by operating
up
the lubrication. Without proper warm-up hammering operation
DO
NOT
TOUCH ANY METAL PARTS
if
you drill into a “live” wire.
bit
tool
is designed to produce vibration. The
it
or
wherever ”live” electrical wires may be
or parts close to the drill bit immediately after oper-
if
necessary.
under no load. This will
OF
THE TOOL!
the
SAVE THESE
INSTRUCTIONS.
5
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