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Reference

wolfcraft

owners

manual

MODEL

NO.

2920

CAUTION:

READ

ALL

INSTRUCTIONS

CAREFULLY

wolfcraft®

BISCUIT

JOINER

assembly

operating

WARNING:

FAILURE

TO

HEED

ALL

SAFETY

AND

OPERATING

INSTRUCTIONS

AND

WARNINGS

REGARDING

USE

OF

THIS

PRODUCT

CAN

RESULT

IN

SERIOUS

BODILY

INJURY.

__

GENERAL

SAFETY

INSTRUCTIONS

FOR

POWER

TOOLS

1.

KNOW

YOUR

POWER

TOOL

Read

the

owner’s

manual

carefully.

Learn

its

application

and

limitations

as

well

as

the

specific

potential

hazards

peculiar

to

this

tool.

2.

GROUND

ALL

TOOLS

(UNLESS

DOUBLE

INSULATED)

If

tool

is

equipped

with

an

approved

3-conductor

cord

and

a

3-prong

grounding

type

plug

to

fit

the

proper

grounding

type

receptacle.

The

green

conductor

in

the

cord

is

the

grounding

wire.

Never

connect

the

green

wire

to

a

live

terminal.

3.

KEEP

GUARDS

IN

PLACE

In

working

order,

and

in

proper

adjustment

and

alignment.

4.

REMOVE

ADJUSTING

KEYS

AND

WRENCHES

Form

habit

of

checking

to

see

that

keys

and

adjusting

wrenches

are

removed

from

tool

before

turning

it

on.

5.

KEEP

WORK

AREA

CLEAN

Cluttered

areas

and

benches

invite

accidents.

Floor

must

not

be

slippery

due

to

wax

or

sawdust.

6.

AVOID

DANGEROUS

ENVIRONMENT

Don’t

use

power

tools

in

damp

or

wet

locations

or

expose

them

to

rain.

Keep

work

area

well

lighted.

Provide

adequate

surrounding

work

space.

7.

KEEP

CHILDREN

AWAY

All

visitors

should

be

kept

a

safe

distance

from

the

work

area.

8.

MAKE

WORKSHOP

KID-PROOF

—with

padlocks,

master

switches,

or

by

removing

the

starter

keys.

9.

DON’T

FORCE

TOOL

It

will

do

the

job

better

and

safer

at

the

rate

for

which

it

was

designed.

10.

USE

THE

RIGHT

TOOL

Don’t

force

tool

or

attachment

to

do

a

job

it

was

not

designed

for.

11.

WEAR

RIGHT

APPAREL

Do

not

wear

loose

clothing,

gloves,

neckties

or

jewelry

(rings,

wristwatches)

to

get

caught

in

moving

parts.

Nonslip

footwear

is

recommended.

Wear

protective

hair

covering

to

contain

long

hair.

Roll

long

sleeves

above

the

elbow.

12.

USE

SAFETY

GOGGLES

(Head

Protection)

Wear

Safety

goggles

(must

comply

with

ANSI

Z87.1)

at

all

times.

Also,

use

face

or

dust

mask

if

cutting

opera¬

tion

is

dusty,

and

ear

protectors

(plugs

or

muffs)

during

extended

periods

of

operation.

13.

SECURE

WORK

Use

clamps

or

a

vise

to

hold

work

when

practical.

It’s

safer

than

using

your

hand,

frees

both

hands

to

operate

tool.

14.

DON’T

OVERREACH

Keep

proper

footing

and

balance

at

all

times.

15.

MAINTAIN

TOOLS

WITH

CARE

Keep

tools

sharp

and

clean

for

best

and

safest

per¬

formance.

Follow

instructions

for

lubricating

and

changing

accessories.

16.

DISCONNECT

TOOLS

before

servicing;

when

changing

accessories

such

as

blades,

bits,

cutters,

etc.

17.

AVOID

ACCIDENTAL

STARTING

Make

sure

switch

is

in

“OFF”

position

before

plug¬

ging

in.

18.

USE

RECOMMENDED

ACCESSORIES

Consult

the

owner’s

manual

for

recommended

acces¬

sories.

Follow

the

instructions

that

accompany

the

accessories.

The

use

of

improper

accessories

may

cause

hazards.

19.

NEVER

STAND

ON

TOOL

Serious

injury

could

occur

if

the

tool

is

tipped

or

if

the

cutting

tool

is

accidentally

contacted.

Do

not

store

materials

above

or

near

the

tool

such

that

it

is

necessary

to

stand

on

the

tool

to

reach

them.

20.

CHECK

DAMAGED

PARTS

Before

further

use

of

the

tool,

a

guard

or

other

part

that

is

damaged

should

be

carefully

checked

to

ensure

that

it

will

operate

properly

and

perform

its

intended

func¬

tion.

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.

21.

DIRECTION

OF

FEED

Feed

work

into

a

blade

or

cutter

against

the

direction

of

rotation

of

the

blade

or

cutter

only.

22.

NEVER

LEAVE

TOOL

RUNNING

UNATTENDED

Turn

power

off.

Don’t

leave

tool

until

it

comes

to

a

complete

stop.

ADDITIONAL

SAFETY

INSTRUCTIONS

FOR

YOUR

WOLFCRAFT

BISCUIT

JOINER

1.

ALWAYS

USE

EYE

PROTECTION

The

operation

of

any

power

tool

can

result

in

foreign

objects

being

thrown

into

the

eyes,

which

can

result

in

severe

eye

damage.

Always

wear

safety

goggles

complying

with

ANSI

Z87.1

before

commencing

power

tool

operation.

2.

KEEP

TOOL

CLEAN

After

every

use,

clean

sawdust

off

the

Biscuit

Joiner

and

angle

grinder.

3.

WARNING:

Always

turn

“OFF”

the

angle

grinder

and

disconnect

the

power

cord

when

installing

the

cutter

and/or

adjusting

the

depth

of

cut.

INTRODUCTION

The

Wolfcraft

Biscuit

Joiner

is

designed

for

creating

joints

in

pressed

woods

and

other

soft

woods

that

do

not

accept

dowels,

dovetails

or

other

types

of

joints.

It

can

be

used

for

a

variety

of

purposes,

including

corners,

mitres

and

“T”

joints.

With

a

special

attach¬

ment

(included),

it

can

also

be

used

to

create

grooves

in

plywood

or

other

material.

The

Wolfcraft

Biscuit

Joiner

attaches

to

most

popular

angle

grinders.

It

can

be

used

to

cut

#0,

#10

and

#20

slots

at

45°

90°

and

180°

angles.

UNPACKING

AND

CHECKING

CONTENTS

Before

beginning

work,

separate

all

the

parts

from

the

packaging

materials

and

check

each

one

against

the

parts

list

on

page

8

to

be

sure

all

parts

are

there.

ASSEMBLY—

WOLFCRAFT

BISCUIT

JOINER

WARNING:

You

must

read

and

understand

all

the

instructions

of

your

Biscuit

Joiner

as

well

as

your

angle

grinder

owner’s

manual

before

attempting

to

assemble

and

operate

this

product.

ASSEMBLY

INSTRUCTIONS

ATTACHING

DEPTH

ADJUSTMENT

DIAL

1.

Slide

long

spring

over

threaded

end

of

long

screw.

2.

Slide

depth

adjusting

dial

over

threaded

end

of

long

screw

as

shown.

The

numbers

on

the

dial

should

be

facing

orange

knob.

3.

Place

square

nut

into

small

hole

on

moving

section

of

joiner.

4.

Insert

entire

long

screw

assembly

into

hole

in

back

of

joiner

and

turn

clockwise

until

it

is

held

by

the

nut.

DO

NOT

TIGHTEN

ALL

THE

WAY

TO

THE

DIAL.

ATTACHING

ANGLE

GRINDER

TO

JOINER

1.

Place

L-shaped

guides

over

holes

on

top

side

of

joiner

as

shown,

with

the

slotted

side

resting

on

the

joiner.

2.

Insert

medium-size

(M6)

washer

on

medium

(M6)

bolt

and

tighten

until

the

bolt

just

hits

the

guide.

The

guide

should

still

be

able

to

slide

back

and

forth

to

allow

for

the

width

of

your

angle

grinder.

Repeat

for

other

side.

3.

Place

angle

grinder

guide

on

the

outside

of

L-shaped

guide,

angled

side

toward

the

back.

Align

holes

on

both

guides

and

insert

medium

(M6)

bolt

and

washer

through

holes.

Place

nut

on

thread

ends

and

tighten

completely.

Repeat

for

other

side.

4.

Insert

angle

grinder

into

chuck

and

tighten

with

wrench.

(NOTE:

Supplied

size

is

5/8"

x

11.

If

your

angle

grinder

does

not

fit,

two

reducing

bushings

have

been

supplied

to

adapt

the

joiner

to

your

grinder—an

M10

x

1.5andM10

x

1.25.)

5.

Slide

angle

grinder

guides

into

sides

of

angle

grinder,

aligning

the

slots

with

the

mounting

holes

in

sides

of

angle

grinder.

Select

proper

size

bolt

and

washer,

insert

and

tighten

all

L-bracket

bolts.

6.

Place

small,

elastic

end

of

dust

bag

over

hole

on

right

back

side

of

joiner

until

snug.

You

are

now

ready

to

use

your

Wolfcraft

Biscuit

Joiner.

HOW

TO

SET

DEPTH

FOR

BISCUITS

1.

Determine

the

size

biscuit

you

wish

to

use—#0,

#10

or

#20.

2.

Make

sure

the

depth

adjusting

dial

is

properly

adjusted:

There

are

two

arrows

on

the

back

of

the

joiner.

Set

the

dial

so

those

arrows

point

to

0.

Then,

WITH

THE

POWER

DIS¬

CONNECTED,

hold

the

base

of

the

joiner

with

one

hand

and

push

the

blade

assembly

forward

with

the

other.

3.

Check

that

the

pointer

on

the

right

hand

side

of

the

joiner

points

to

0.

If

not,

turn

the

orange

knob

on

the

long

screw

until

it

does.

4.

You

can

now

set

your

joiner

for

the

size

biscuit

you

wish

to

use

by

simply

turning

the

dial

to

the

proper

reading.

5.

When

cutting,

push

joiner

forward

until

it

completely

butts

against

surface

of

wood

being

cut.

You

now

have

a

perfectly

cut

slot.

MARKING

SLOT

LOCATIONS

FOR

STANDARD

CUTS

1.

Always

begin

with

the

joiner

cutting

into

the

end

of

the

wood,

rather

than

the

face.

2.

Mark

center

of

slot

at

a

point

at

least

2Vz

"

from

the

outer

edge

of

the

board.

Allow

at

least

1

"

between

slots

in

multiple

biscuit

applica¬

tions

for

best

results.

Mark

all

slots

on

both

boards

at

the

same

time

to

assure

proper

alignment.

3.

Align

center

point

(thin

line)

of

joiner

with

your

pencil

mark.

4.

Turn

on

power

and

push

joiner

smoothly

in

line

with

your

mark.

When

joiner

has

butted

completely

against

surface

being

cut,

pull

back

and

then

release

power.

--1

1

r

O

1

1

II

M

IT

IO

|

HOW

TO

MAKE

CORNER

JOINTS

1.

Fit

the

two

pieces

of

wood

together

as

they

will

appear

in

the

final

joint.

Then

lay

the

vertical

piece

on

top

of

the

horizontal

piece

and

clamp

both

boards

to

work

bench.

2.

Mark

center

of

slots

on

top

board

as

detailed

on

Page

Three.

3.

Place

a

board

equal

to

the

thickness

of

the

boards

being

cut

under

the

joiner

for

support.

Align

the

center

mark

on

the

face

of

the

joiner

with

your

pencil

mark

and

make

your

cut

in

the

top

board.

Repeat

for

all

slots.

4.

Turn

joiner

so

cutting

wheel

is

facing

down

and

bottom

of

joiner

is

butted

against

top

board.

Align

thin

center

line

on

bottom

of

joiner

with

your

pencil

marks

and

cut

slot.

Repeat

for

all

slots.

5.

Insert

biscuits

dry

to

check

alignment

and

fit.

If

satisfac¬

tory,

apply

good

quality

carpenter’s

glue

to

both

sides,

insert

biscuit(s)

into

one

side

and

press

together.

HOW

TO

MAKE

T-BUTT

JOINTS

1.

Fit

the

two

pieces

of

wood

together

as

they

will

appear

in

the

final

joint.

Then

lay

the

vertical

piece

on

top

of

the

horizontal

piece

and

clamp

both

boards

to

work

bench.

2.

Mark

center

of

slots

on

top

board

as

detailed

on

Page

Three.

Then

set

biscuit

depth

as

detailed

on

Page

Three.

3.

Align

the

center

mark

on

the

face

of

the

joiner

with

your

pencil

mark

and

make

your

cut

in

the

top

board.

Repeat

for

all

slots.

4.

Turn

joiner

so

cutting

wheel

is

facing

down

and

bottom

of

joiner

is

butted

against

top

board.

Align

thin

center

line

on

bottom

of

joiner

with

your

pencil

marks

and

cut

slot.

Repeat

for

all

slots.

5.

Insert

biscuits

dry

to

check

alignment

and

fit.

If

satisfactory,

apply

good

quality

carpenter’s

glue

to

both

slots,

insert

biscuit(s)

into

one

side

and

press

together.

HOW

TO

MAKE

MITRE

JOINTS

1.

Attach

adjustable

fence

flat

side

up

using

the

M4

alien

head

screws,

washers

and

nuts

supplied

in

the

hard¬

ware

bag.

Use

top

holes

on

joiner.

Do

not

tighten

completely.

2.

Lay

joiner

flat

on

work

bench

and

slide

board

underneath

attachment

to

set

height.

Then

tighten

alien

screws

completely.

3.

Align

both

boards

with

angles

facing

away

from

you.

Top

board

should

be

back

far

enough

to

clear

the

joiner.

Clamp

boards

to

work

bench.

4.

Mark

center

of

slots

on

top

board

as

detailed

on

Page

Three.

Then

set

biscuit

depth

as

detailed

on

Page

Three.

5.

Align

the

center

mark

on

the

face

of

the

joiner

with

your

pencil

mark

and

make

your

cut

in

the

top

board.

Repeat

for

all

slots

on

both

boards.

6.

I

n

s

ert

biscuits

dry

to

check

alignment

and

fit.

If

satisfactory,

apply

good

quality

carpenter’s

glue

to

both

sides,

insert

biscuit(s)

into

one

side

and

press

together.

HOW

TO

MAKE

EDGE-TO-EDGE

JOINTS

1.

Align

all

boards

as

you

want

them

to

appear

when

fin¬

ished.

Mark

center

of

slots

on

all

boards

as

detailed

on

Page

Three.

Then

set

biscuit

depth

as

detailed

on

Page

Three.

2.

Clamp

boards

to

work

bench

one

at

a

time.

Align

center

mark

on

the

face

of

the

joiner

with

your

pencil

mark

and

cut

slot.

Repeat

for

all

slots

on

BOTH

SIDES

of

board.

3.

Insert

biscuits

dry

to

check

alignment

and

fit.

If

satisfactory,

apply

good

quality

carpenter’s

glue

to

both

slots,

insert

biscuit(s)

into

one

side

and

press

together.

HOW

TO

MAKE

LEG

AND

RAIL

JOINTS

3.

Clamp

or

hold

the

vertical

(butting)

board

still,

place

joiner

on

work

bench

and

align

center

mark

on

joiner

with

center

mark

on

board.

4.

Cut

slot

until

joiner

butts

against

board.

Turn

board

90°

and

repeat

until

all

four

slots

are

cut.

5.

Turn

joiner

so

cutting

edge

is

facing

down,

align

center

mark

on

joiner

with

mark

on

board,

and

make

cut.

Repeat

for

all

four

sides.

6.

Insert

biscuits

dry

to

check

alignment

and

fit.

If

satisfac¬

tory,

apply

good

quality

carpenter’s

glue

to

both

slots,

insert

biscuit(s)

into

one

side

and

press

together.

NOTE:

A

square

slot

pattern

is

preferred

for

best

results.

However,

a

side-by-side

pattern

can

also

be

used

in

low

stress

situations.

SQUARE

PATTERN:

1.

Fit

boards

together

as

you

would

like

them

to

appear

when

finished.

Make

a

small

mark

where

the

horizontal

and

vertical

boards

meet.

2.

Mark

the

center

of

the

slots

using

a

cross

pattern.

Be

sure

the

marks

on

both

boards

match.

(HINT:

Snap

a

chalk

line

on

one

set

of

marks,

press

the

other

board

on

top

of

it

to

get

an

impression,

then

remark

with

pencil.)

Set

biscuit

depth

as

detailed

on

Page

Three.

PARALLEL

PATTERN:

1.

Attach

adjustable

fence

to

joiner

with

angle

side

up

using

supplied

M4

alien

screws,

washers

and

nuts.

Do

not

tighten

completely.

2.

Fit

boards

together

as

you

would

like

them

to

appear

when

finished.

Make

a

small

mark

where

the

horizontal

and

vertical

boards

meet.

3.

Mark

center

of

slot

and

slot

locations

on

both

boards.

Be

sure

the

marks

on

both

boards

match.

(HINT:

Snap

a

chalk

line

on

one

set

of

marks,

press

the

other

board

on

top

of

it

to

get

an

impres¬

sion,

then

remark

with

pen¬

cil.)

Set

biscuit

depth

as

detailed

on

Page

Three.

4.

Align

center

mark

on

butt

edge

of

vertical

board

with

center

mark

on

joiner.

Set

angle

guide

so

cutting

edge

is

in

line

with

the

first

slot

mark

and

the

guide

rests

on

the

top

edge

of

the

board.

Tighten

alien

screws

and

make

first

cut.

5.

Reset

guide

height

until

it

matches

the

next

slot

mark

and

follow

Step

Four.

Repeat

for

all

marks.

6.

Turn

joiner

so

cutting

edge

is

facing

down,

align

center

mark

on

joiner

with

mark

on

board,

and

make

cut.

Repeat

for

all

four

slots.

7.

Insert

biscuits

dry

to

check

alignment

and

fit.

If

satisfactory,

apply

good

quality

carpenter’s

glue

to

both

slots,

insert

biscuit(s)

into

one

side

and

press

together.

HOW

TO

CUT

SLOTS

For

slots

less

than

2

3

/

16

"

from

edge:

1.

Attach

adjustable

fence

with

angle

side

up

as

de¬

tailed

in

#1

under

How

to

Make

Edge-To-Edge

Joints,

Parallel

pattern.

2.

Mark

pencil

line

where

you

would

like

slot

to

be.

With

blade

retracted,

align

center

line

on

side

of

joiner

with

pencil

line.

Butt

guide

against

side

of

board

and

tighten

alien

screws.

3.

Set

slot

depth

(in

milli¬

meters)

by

pushing

blade

assembly

forward

and

turn¬

ing

long

screw.

Use

scale

on

left

side

of

joiner

to

measure.

4.

Cut

slot

by

sliding

joiner

evenly

along

entire

length

of

board.

For

slots

more

than

2

3

/

16

"

from

edge:

1.

Mark

pencilline

where

you

would

like

slot

to

be.

Set

joiner

on

line,

aligning

center

line

on

side

of

joiner

with

pencil

line.

2.

Gently

slide

a

second

board

up

to

the

bottom

of

the

joi

ner

to

use

as

a

gu

ide.

Make

sure

board

is

parallel

to

your

pencil

line.

Clamp

both

ends

to

the

board

to

be

cut

and

work

bench.

3.

Set

slot

depth

(in

milli¬

meters)

by

pushing

blade

assembly

forward

and

turn¬

ing

long

screw.

Use

scale

on

left

side

of

joiner

to

measure.

4.

Cut

slot

by

sliding

joiner

evenly

along

entire

length

of

board.

CHANGING

BLADES

1.

IMPORTANT!

MAKE

SURE

POWER

IS

DISCON¬

NECTED

BEFORE

STARTING.

Remove

angle

grinder

from

joiner.

2.

Remove

alien

screws

on

face

of

joiner

using

wrench

provided.

3.

Turn

joiner

upside

down

so

large

bolt

is

showing.

Be

sure

to

note

which

way

blades

face.

4.

Hold

chuck

with

wrench

or

pliers.

Remove

bolt

with

wrench.

5.

Carefully

remove

old

blade

and

put

new

blade

in

its

place.

Reassemble

by

reinserting

and

tightening

bolt,

then

reinstalling

face

plate.

6.

Double

check

to

be

sure

blade

is

set

to

run

in

direc¬

tion

of

arrow

on

face

plate.

ALWAYS

MENTION

STOCK

NUMBER

WHEN

COMMUNICATING

WITH

US

REGARDING

YOUR

WOLFCRAFT

MODEL

NO.

2920

wolfcraft

owners

manual

MODEL

NO.

2920

PARTS

LIST

FOR

WOLFCRAFT

BISCUIT

JOINER

MODEL

NO.

2920

Key

No.

Part

No.

Description

Quan

1

2920498

Joiner

1

2

116620062

Adjustable

Fence

1

3

119800332

Dust

Bag

1

4

116620058

Long

Screw

1

5

117620011

Spring

1

6

116620002

Depth

Adjusting

Dial

i

7

116750135

Square

Nut

1

8

117020018

L-shaped

Guide

2

9

116720031

M6

Bolt

6

10

116700026

M6

Washer

2

11

117020019

Mounting

Brackets

2

12

116720037

M8

Mounting

Bolt

2

13

116720042

M8

Washer

2

14

116720038

M10

Mounting

Bolt

2

15

116710050

M10

Washer

2

16

116730108

M4

Washer

4

17

117220004

M10

x

1.5

Chuck

Adaptor

1

18

117220002

M10

x

1.25

Chuck

Adaptor

1

19

116700014

M4

Allen

Screw

2

20

116210051

M4

Washer

2

21

116700022

M4

Nut

4

22

116620063

Spacer

2

23

2924040

Cutting

Blade

1

24

117220053

Blade

Bolt

1

25

116620043

Bag

Clamp

1

26

116700023

M6

Nut

2

Sold

by

Wolfcraft.

Inc.,

Itasca,

IL.

60143

U.S.A.