Makita 6404 User Manual

10

mm

(3/8”)

MODEL

Variable speedlReversIng

INSTRUCTION MANUAL

Drill

6404

SPECIFICATIONS

Steel

10

mm

(3/8”)

* Manufacturer reserves the right to change specifications without notice.

Note: Specifications may differ from country to country.

Wood

I

15

mm

(5/8”) 1 0 - 2,100

(RPM)

1

242

mm

19-9/16’,)

DOUBLE

INSULATION

I

1.4

kg

(3.1

Ibs)

IMPORTANT

SAFETY INSTRUCTIONS

(For

All Tools)

WARNING:

WHEN USING ELECTRIC TOOLS, BASIC SAFE-

TY PRECAUTIONS SHOULD ALWAYS BE FOLLOWED TO

REDUCE THE RISK OF FIRE, ELECTRIC SHOCK, AND PER­SONAL INJURY, INCLUDING THE FOLLOWING:

READ ALL INSTRUCTIONS.

1.

KEEP WORK AREA CLEAN. Cluttered areas and benches invite injuries.

2.

CONSIDER WORK AREA ENVIRONMENT. Don't use power tools
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.

3.

Don't let visitors contact tool or extension cord.
STORE IDLE TOOLS. When not

4.

or locked-up place

5.

DON'T FORCE TOOL.

it

was intended.

6.

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.

7.

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.

8.

USE SAFETY GLASSES. Also use face or dust mask
dusty.

9.

DON'T ABUSE CORD. Never carry
receptacle. Keep cord from heat, oil, and sharp edges.

IO.

SECURE WORK. Use clamps or a vise to hold work. It's safer than using
your hand and

11.

DON'T OVERREACH. Keep proper footing and balance at all times.

12.

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.

13.

DISCONNECT TOOLS. When not in use, before servicing, and when chang­ing accessories, such as blades, bits, cutters.

-

out of reach of children.

It

will

it

frees both hands to operate tool.

in

do the job better and safer at the rate for which

lit.

Don't expose power tools to rain.

use, tools should be stored in dry, and high

if

cutting operation is

tool

by cord or yank

if

damaged, have repaired by autho-

it

to disconnect from

in

damp

if

L

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 plugged-in tool
on switch. Be sure switch is OFF when plugging in.

16.

OUTDOOR USE EXTENSION CORDS. When tool is used outdoors, use only
extension cords intended for use outdoors and

17.

STAY ALERT. Watch what you are doing, use common sense. Don‘t operate
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
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

if

tool

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.

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.
for the tool can result in SERIOUS INJURY to the user
the tool.
voltage less than the nameplate rating is harmful to the motor.

switch does not turn

A

power source with voltage greater than that specified

If

in doubt, DO NOT PLUG IN THE TOOL. Using a power source with

it

on and off.

so

marked.

or

in

this instruction manual.

-

as well as damage to

with

finger

it

will

other part that

3

ADDITIONAL SAFETY RULES

1.

Always be sure you have a firm footing.

in

Be sure no one is below when using the tool

2.

Hold the tool firmly.

3.

Keep hands away from rotating parts.

4.

When drilling into walls, floors or wherever "live" electrical wires may be

DO

encountered,
Hold the tool by the insulated grasping surfaces to prevent electric shock if
you drill into a "live" wire.

5.

Do

not leave

6.

Do

not touch the drill bit or the workpiece immediately after operation; they

may be extremely hot and could burn your skin.

NOT TOUCH ANY METAL PARTS

the

tool running. Operate the tool only when hand-held.

high locations.

OF

THE TOOL!

SAVE THESE INSTRUCTIONS.

4

Installing or removing drill
CAUTION

:

Always be sure that the tool

bit

is

switched off and unplugged before installing or removing

the bit.

To

install the bit, place

far

as

it

will go. Tighten the chuck by hand.

it

in the chuck

as

Place the chuck key in each of the three
holes and tighten clockwise. Be sure to

tighten

all

three chuck holes evenly.

To remove the bit, turn the chuck key

counterclockwise in just one hole, then

loosen the chuck by hand.

Switch action
Move the reversing switch lever to the

"FWD" position for clockwise rotation or
the

"REV"

position for counterclockwise.
The trigger switch does not actuate if the
reversing switch lever

is

in the neutral posi-

tion.

Tool

speed

is

increased by increasing pres-

To

sure on the trigger.
simply pull the trigger.

start the tool,

Release

the trigger
to stop. For continuous operation, pull the
trigger and then push in the lock button.
To stop the tool from the locked position,
pull the trigger fully, then release it. A
speed control screw

provided

so

that

is

maximum tool speed can be limited (vari-

able). Turn the speed control screw clock­wise for higher speed, and counterclock­wise for lower speed.

5

CAUTION

0

Before plugging in the tool, always check to
and returns to the

:

see

that the trigger switch actuates properly

"OFF"

position when released.

*Always check the direction of rotation before drilling.

0

Use the reversing switch lever only when the tool comes to a complete stop. Changing
the direction

of

rotation before the tool stops may ruin the tool.

When not operating the tool, keep the reversing switch lever in the neutral position.

*Pulling the trigger hard when the reversing switch lever

is

in the neutral position can

cause switch breakage.

Drilling operation

0

Drilling in wood.
When drilling holes in the wood, use

it

makes

bore naturally by itself,

a

wood drill with a guide screw. The guide screw

so

you do not need to apply any pressure to the tool.

Drilling in metal

a

To prevent the bit from slipping when starting

at

punch and hammer

the point to be drilled. Place the point

hole, make an indentation with a center-

of

the bit in the indenta-

tion and start drilling.

a

cutting lubricant when drilling metals. The exceptions are iron and brass which

Use
should be drilled dry.

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

of

and shorten the service life

*There

is

a

tremendous force exerted on the tool/bit

the tool.

at

the time of hole break through.

Hold the tool firmly and exert care when the bit begins to break through the workpiece.

0

Always grip the small workpiece firmly with

*A

stuck bit can be removed simply by setting the reversing switch to reverse rotation

in order to back out. However, the tool will pull away easily unless you hold

a

vise

or a holding means.

it

firmly

before starting the tool.

6

MA1 NTENANCE

CAUTION

Always be sure that the tool
inspection or maintenance.

The tool will stop when the carbon brushes wear to

When this occurs, both carbon brushes should be replaced.

:

is

switched off and unplugged before attempting to perform

a

certain length.

To maintain product SAFETY and

replacement, any

other maintenance or adjustment should be performed by Makita

RELl

AB1

LITY,

repairs,

carbon brush inspection and

Authorized or Factory Service Centers, a!ways using Makita replacement parts.

OPTIONAL ACCESSORIES

The accessories listed in this manual are available at an extra cost from your Makita distributor or Makita factory
Service center Service centers are listed on the warranty card packed with your tool

CAUTION
These accessories or attachments are recommended for use with your Makita tool specified in this manual
The use
or attachments should

Chuck

Part

No

of

any other accessories or attachments might present a risk of injury to persons The accessories

be

used only in the proper and intended manner

key

763423-0

9

2

1

3

4

5
6
7 1 FIELDASSEMBLY 15

8

Q

DrillChuckS

1

Gear

1

BallBaaring6272 12

1

Housing

1

TerminslBaseCwnplsle

1

Bell

1

ARMATUREASSEMBLY 17
(with item

10

Sol

(With Ibm 17) 13

Beadng626Z

8-1

I)

1

10

1 Ball Bearing627Z

11

1 SwilCh
2 CabnBNlh

1

14

1

7 Tapping

16

1
1

18

Fan52

cwd

DuslCover

Screw

Housing

Set

NanwPlale

(Wiih

BT

4r25

Item

5)

10

10

mm

DRILL

Model

(318")

6404

May-l0-'88

US

Note: The switch and other part configurations

may differ from country to country.

11

MAKITA LIMITED ONE YEAR WARRANTY

Warranty Policy

Every Makita tool is thoroughly inspected and tested before leaving the factory. It is warranted to
be free of defects from workmanship and materials for the period of ONE YEAR from the date
original purchase. Should any trouble develop during
tool, freight prepaid, to one of Makita’s Factory or Authorized Service Centers.
the trouble is caused by defective workmanship or material, Makita will repair (or at
replace) without charge.

This Warranty does not apply where:

repairs have been made or attempted by others:
repairs are required because of normal wear and tear:

The tool has been abused, misused or improperly maintained;
alterations have been made to the tool.

IN

NO EVENT SHALL MAKITA BE LIABLE FOR

SEOUENTIAL DAMAGES FROM THE SALE OR USE OF THE PRODUCT. THIS DISCLAIMER
APFLIES BOTH

MAKITA DISCLAIMS LIABILITY FOR ANY IMPLIED WARRANTIES, INCLUDING IMPLIED
WARRANTIES OF “MERCHANTABILITY” AND “FITNESS FOR A SPECIFIC PURPOSE,”
AFTER THE ONE-YEAR TERM OF THIS WARRANTY.

This

Warranty gives you specific legal rights, and you may also have other rights which vary from
state to state. Some states do not allow the exclusion or limitation of incidental or consequential
damages,
limitation on how long an implied warranty lasts,

DURING

AND

AFTER

THE

so

the above limitation or exclusion may not apply to you. Some states do not allow

this

one-year period, retum the COMPLETE

ANY

INDIRECT, INCIDENTAL OR CON-

TERM

OF THIS

WARRANTY.

so

the above limitation may not apply to you.

If

inspection shows

our

of

option,

MCA-4/94

Makita Corporation

Buford,

GA

8636658063

of

America

PRINTED IN

1994-7-40

USA