Makita 3702B User Manual

Tkimmer

1/4”

MODEL

INSTRUCTION MANUAL

3702B

SPECIFICATIONS

Collet

chuck

_~____~__

capacity

14

No

load

(RPMI

28

000

speed

Overall

296

mm

lenqth

11

1

DOUBLE

INSULATION

Net

weight

-

5

8

1

1

6

kg

13

5

lbsl

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 ALL INSTRUCTIONS.

1.

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

2.

CONSIDER WORK AREA ENVIRONMENT. Don’t use power tools in damp
or wet locations. Keep work area well

in

Don’t use tool
KEEP CHILDREN AWAY.

3.

Don’t let visitors contact tool or extension cord.

4.

STORE IDLE TOOLS. When not
or locked-up place - out of reach of children.

DON’T FORCE TOOL.

5.

it

was intended.

USE RIGHT TOOL. Don‘t force small tool or attachment to do the job of a

6.

heavy-duty tool. Don’t use tool for purpose not intended.
DRESS PROPERLY. Don’t wear loose clothing or jewelry. They can be caught

7.

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

8.

dusty.
DON’T ABUSE CORD. Never carry tool by cord or yank

9.

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

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

11.

MAINTAIN TOOLS WITH CARE. Keep tools sharp and clean for better and

12.

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

13.

ing accessories, such as blades, bits, cutters.

presence of flammable liquids or gases.

All

visitors should be kept away from work area.

in

It

will

do the job better and safer at the rate for which

it

frees both hands to operate tool.

lit.

Don’t expose power tools to rain.

use, tools should be stored

in

use, before servicing, and when chang-

in

dry, and high

it

to disconnect from

2

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

16.

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

17.

STAY

ALERT.

tool when you are tired.

18.

CHECK DAMAGED PARTS. Before further use
part that is damaged should be carefully checked to determine that
operate properly and perform its intended function. Check for alignment of
moving parts,
other conditions that may affect its operation. A guard or other part that
is damaged should be properly repaired or replaced
ice 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
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. A power source
for the tool can result in SERIOUS INJURY to the user
the tool. If
voltage less than the nameplate rating is harmful to the motor.

in

Watch

binding

doubt,

what

of moving parts, breakage of parts, mounting, and any

DO

NOT PLUG IN THE TOOL. Using a power source with

OFF

when plugging

you

are doing, use common sense. Don't operate

it

on and off.

with

voltage greater than that specified

in.

so

marked.

of

the tool, a guard or other

by

an authorized serv-

in

this instruction manual.

-

as well as damage to

with

with

finger

it

grounded

will

3

ADDITIONAL SAFETY RULES

1.

Wear hearing protection during extended periods of operation.

2.

Handle the bits very carefully.

3.

Check the bit carefully for cracks or damage before operation.
Replace cracked or damaged bit immediately.

4.

Avoid cutting nails. Inspect for and remove all nails from the workpiece
before operation.

5.

Hold the tool firmly.

6.

Keep hands away from rotating parts.

7.

Make sure the
on.

8.

Before using the tool on an actual workpiece, let
Watch for vibration or wobbling that could indicate improperly installed bit.

9.

Be careful of the bit rotating direction and the feed direction.

IO.

Do not leave the tool running. Operate the tool only when hand-held.

11.

Always switch off and wait for the bit to come to a complete stop before
removing the tool from workpiece.

12.

Do not touch the
and could burn your skin.

13.

Don't smear the tool base carelessly with thinner, gasoline, oil or the like.
They may cause cracks

bit

is not contacting the workpiece before the switch is turned

it

run for a while.

bit

immediately after operation;

in

the tool base.

it

may be extremely hot

SAVE

4

THESE INSTRUCTIONS.

Installing or removing trimmer bit

CAUTION

Always be sure that the tool

:

is

switched off and unplugged before installing or removing

the bit.

all

Insert the bit

the way into the collet

cone and tighten the collet nut securely
with the two wrenches.

To

remove the bit, follow the installation

procedure in reverse.

CAUTION

0

Do

0

Use only the wrenches provided with the tool.

:

not tighten the collet nut without inserting a bit, or the collet cone will break.

Adjusting bit protrusion

To

adjust the bit protrusion, loosen the

clamp screw and move the tool base up or

as

down

desired. After adjusting, tighten

the clamp screw firmly to secure the tool

base. On the tool base, there are two sight

windows through which you can read

a

graduation on the scale label. Select a sight
window convenient for your work and
align the scale label with the selected sight
window.

installing trimmer shoe (after it has been removed from the tool)

NOTE

:

The trimmer shoe

Use the bolts, wing nuts, spring washers

and flat washers to install the trimmer shoe

as

shown

at

right.

is

factory installed on the tool.

Wing

nut

______~~

Trimmer

~~

shoe

5

Adjusting angle of tool base

Loosen the wing bolts and adjust the angle

of

the tool base

(5'

per graduation) to

obtain the desired cutting angle.

-

Gradual

__

Wing nut

Wing bolt

~___

Base

It

of

ring

Adjusting amount of chamfering

To adjust the amount of chamfering, loosen the wing nuts and adjust the trimmer shoe.

CAUTION

With the tool unplugged and switch in the

:

"OFF"

position, rotate the collet nut on the
tool several times to be sure that the bit turns freely and does not contact the tool base
or trimmer shoe in any way.

Switch action

To start the tool, move the switch
to the
switch lever to the

"ON"

position.

"OFF"

To

stop, move the

position.

lever

Operation

Turn the tool on without the bit making
any contact with the workpiece and wait
until the bit attains full speed. Then move
the tool over the workpiece surface, keep­ing the tool base and trimmer shoe flush

of

with the sides

the workpiece.

6

When doing edge cutting, the workpiece surface should be on the left side
the feed direction.

(See

the figure below)

Feed direction

Feed direction

Bit revolving
direction

of

the bit in

NOTE

(View from the top of the tool)

Correct bit feed

:

2w

direction

Moving the tool forward too fast may cause a poor quality of cut, or damage to the bit
or motor. Moving the tool forward too slowly may burn and mar the cut. The proper

rate

feed
beginning the cut on the actual workpiece, it
piece of scrap lumber. This will show exactly how the cut will look

will depend on the bit size, the kind of workpiece and depth of cut. Before

is

advisable to make a sample cut on

as

well

as

enable

you to check dimensions.
When using the trimmer shoe, the straight guide or the trimmer guide, be sure to keep

on the right side in the feed direction. This will help to keep it flush with the side of the
workpiece.

Bit revolving direction

Workpiece

Feed direction

Trimmer shoe,
straight guide or
trimmer guide

a

it

I

CAUTION

:

Since excessive cutting may cause overload of the motor or difficulty in controlling the

3

mm

(1/8")

at

a

tool, the depth of cut should not be more than
grooves. When you wish to cut grooves more than 3 mm

(1/8")

pass when cutting

deep, make several passes

with progressively deeper bit settings.