Porter-Cable 7548 User manual

Instruction

manual

Bayonet

Saws

IMPORTANT

Please

make

certain

that

the

person

who

use

this

equipment

carefully

reads

and

understands

these

instructions

before

starting

operations.

The

Model

and

Serial

No.

plate

located

the

main

housing

the

tool.

Record

these

numbers

the

spaces

below

and

retain

for

future

reference.

Model

No_

Type

Serial

No.

—_

Part

No.

693946-092

IMPORTANT

SAFETY

INSTRUCTIONS

WARNING:

When

using

electric

tools,

basic

safety

precautions

should

always

followed

reduce

the

risk

fire,

electric

shock

and

personal

injury,

including

the

following:

READ

AND

ALL

INSTRUCTIONS.

There

are

certain

applications

for

which

this

tool

was

designed.

Porter-

Cable

strongly

recommends

that

this

tool

NOT

modified

and/or

used

for

any

application

other

than

for

which

was

designed.

you

have

any

questions

relative

its

application

NOT

use

the

tool

until

you

have

written

Porter-Cable

and

have

advised

you.

Manager

Product

Engineering

Porter-Cable

Corporation

4825

Highway

North

P.O.

Box

2468

Jackson,

38302-2468

KEEP

WORK

AREA

CLEAN.

Cluttered

areas

and

benches

invite

injuries.

AVOID

DANGEROUS

ENVIRONMENT.

Don’t

expose

power

tools

rain.

Don’t

use

power

tools

damp

wet

locations.

Keep

area

well

lit.

Avoid

chemical

corrosive

environment.

not

use

tool

presence

flammable

liquids

gases.

THIS

SYMBOL

DENOTES

NOT

EXPOSE

RAIN

USE

DAMP

LOCATIONS

SIGNE

EST

VINDICATION

PAS

EXPOSER

PLUIE

PAS

UTILISER

DANS

LES

EMPLACEMENTS

HUMIDES

GUARD

AGAINST

ELECTRIC

SHOCK.

Prevent

body

contact

with

grounded

surfaces.

For

example:

pipes,

radiators,

ranges,

refrigerator

enclosures.

KEEP

CHILDREN

AWAY.

not

let

visitors

contact

tool

extension

cord.

All

visitors

should

kept

away

from

work

area.

STORE

IDLE

TOOLS.

When

not

use,

tools

should

stored

dry,

and

high

locked-up

place

—

out

the

reach

children.

DON’T

FORCE

TOOL.

will

the

job

better

and

safer

the

rate

for

which

was

intended.

USE

RIGHT

TOOL.

Don’t

force

small

tool

attachment

the

job

heavy

duty

tool.

Don’t

use

tool

for

purpose

not

intended—

for

example—do

not

use

circular

saw

for

cutting

tree

limbs

logs.

DRESS

PROPERLY.

not

wear

loose

clothing

jewelry.

Loose

clothing,

draw

strings

and

jewelry

can

caught

moving

parts.

Rubber

gloves

and

non-skid

footwear

are

recommended

when

working.

Wear

protective

hair

covering

contain

long

hair.

USE

SAFETY

GLASSES.

Wear

safety

glasses

goggles

while

operating

power

tools.

Also

face

dust

mask

operation

creates

dust.

All

persons

the

area

where

power

tools

are

being

operated

should

also

wear

safety

glasses

and

face

dust

mask.

10.

DON’T

ABUSE

CORD.

Never

carry

tool

cord

yank

disconnect

from

receptacle.

Keep

cord

from

heat,

oil,

and

sharp

edges.

Have

damaged

worn

power

cord

and

strain

reliever

replaced

immediately.

11.

SECURE

WORK.

Use

clamps

vise

hold

work.

It’s

safer

than

using

your

hand

and

frees

both

hands

operate

tool.

12.

DON’T

OVERREACH.

Keep

proper

footing

and

balance

all

times.

13.

MAINTAIN

TOOLS

WITH

CARE.

Keep

tools

sharp

and

clean

for

better

and

safer

performance.

instructions

for

lubricating

and

changing

accessories.

Inspect

tool

cords

periodically

and

damaged,

have

repaired

authorized

service

facility.

Inspect

extension

cords

periodically

and

replace

damaged.

Have

all

worn,

broken

lost

parts

replaced

immediately.

Keep

handles

dry,

clean

and

free

from

oil

and

grease.

14.

DISCONNECT

TOOLS.

When

not

use,

before

servicing,

and

when

changing

accessories

such

blades,

bits,

cutters,

etc.

15.

REMOVE

ADJUSTING

KEYS

AND

WRENCHES.

Form

habit

checking

see

that

keys

and

adjusting

wrenches

are

removed

from

the

tool

before

turning

on.

16.

AVOID

UNINTENTIONAL

STARTING.

not

carry

plugged-

tool

with

finger

switch.

sure

switch

off

when

plugging

in.

Keep

hands,

body

and

clothing

clear

blades,

bits,

cutters,

etc.

when

plugging

the

tool.

17.

OUTDOOR

USE

EXTENSION

CORDS.

When

tool

used

outdoors,

use

only

extension

cords

marked

"Suitable

for

use

with

outdoor

appliances

store

indoors

when

not

use.”

18.

STAY

ALERT.

Watch

what

you

are

doing.

Use

common

sense.

not

operate

tool

when

you

are

tired

while

under

the

influence

medication,

alcohol

drugs.

19.

CHECK

DAMAGED

PARTS.

Before

further

use

the

tool,

guard

other

part

that

damaged

should

carefully

checked

determine

that

will

operate

properly

and

perform

its

intended

function.

Check

for

alignment

moving

parts,

binding

moving

parts,

breakage

parts,

mounting,

and

any

other

conditions

that

may

affect

its

operation.

guard

other

part

that

damaged

should

properly

repaired

replaced

authorized

service

center

unless

otherwise

indicated

elsewhere

this

instruction

manual.

Have

defective

switches

replaced

authorized

CSlflSf

not

USO

tool

switch

does

not

turn

and

oft.

20.

WEAR

EAR

PROTECTION

safeguard

against

possible

hearing

loss.

SAVE

THESE

INSTRUCTIONS

ADDITIONAL

SAFETY

RULES

FOR

PORTABLE

BAYONET

SAWS

KEEP

BLADES

SHARP.

KEEP

HANDS

AWAY

FROM

CUTTING

AREA.

When

sawing

never

reach

underneath

behind

the

material

being

cut

for

any

reasons.

WHEN

YOU

HAVE

FINISHED

CUT

careful

not

come

into

contact

with

the

blade.

Turn

off

the

motor

immediately.

WARNING:

EXERCISE

EXTREME

CAUTION

WHEN

BLIND

CUTTING

CERTAIN

THAT

THERE

ARE

NOT

FOREIGN

OBJECTS

SUCH

ELECTRICAL

WIRE,

CONDUIT,

PLUMBING

PIPES,

ETC.,

THAT

MAY

COME

INTO

CONTACT

WITH

THE

BLADE.

REPLACEMENT

PARTS

When

servicing

use

only

identical

replacement

parts.

MOTOR

Most

Porter-Cable

tools

will

operate

either

D.C.,

single

phase

cycle

A.C.

current

and

voltage

within

plus

minus

percent

that

shown

the

specification

plate

the

tool.

Several

models,

however,

are

designed

for

A.C.

current

only.

Refer

the

specifica¬

tion

plate

your

tool

for

proper

voltage

and

current

rating.

CAUTION:

not

operate

your

tool

current

which

the

voltage

not

within

correct

limits.

not

operate

tools

rated

A.C.

only

D.C.

current.

may

seriously

damage

the

tool.

EXTENSION

CORD

SELECTION

extension

cord

used,

make

sure

the

conductor

size

large

enough

prevent

excessive

voltage

drop

which

will

cause

loss

power

and

possible

motor

damage.

table

recommended

extension

cord

sizes

will

found

below.

This

table

based

limiting

line

voltage

drop

volts

(10

volts

for

230

volts)

150%

rated

amperes.

extension

cord

used

outdoors

must

marked

with

the

suffix

W-A

following

the

cord

type

designation.

For

example

—

SJTW-A

indicate

acceptable

for

outdoor

use.

RECOMMENDED

EXTENSION

CORD

SIZES

FOR

USE

WITH

PORTABLE

ELECTRIC

TOOLS

OPERATING

INSTRUCTIONS

FOREWORD

Model

7548

and

7648

Bayonet

Saws

are

designed

for

cutting

materials

the

following

MAXIMUM

thickness:

Wood

2-1/2";

Aluminum

3/4";

Steel

1/4".

SELECTING

THE

BLADE

obtain

best

results

with

your

Porter-Cable

bayonet

saw,

important

that

you

use

the

right

blade

for

the

job.

You

will

not

only

get

better

performance,

but

your

blades

will

last

longer

and

smoother

cut

will

result.

wide

assortment

Porter-Cable

blades

listed

the

back

this

manual.

strongly

recommended

that

you

obtain

full

assortment

you

will

always

have

the

correct

blade

hand

for

any

job

you

might

choose

do.

Fig.

INSTALLING

THE

BLADE

CAUTION:

Disconnect

the

saw

from

the

power

source.

Using

the

wrench

furnished

with

your

saw,

loosen

the

blade

screw

(C)

Fig.

Insert

the

blade

(A)

Fig.

into

the

blade

clamp

(B)

Fig.

far

will

go.

While

holding

the

blade

the

front

the

blade

clamp,

lightly

tighten

blade

screw

(C)

Fig.

Loosen

blade

screw

(C)

Fig.

1,1/4

turn

and

pull

down

the

blade.

The

blade

should

not

pull

out.

Firmly

tighten

the

blade

screw.

START

AND

STOP

SAW

Make

sure

power

circuit

voltage

the

same

shown

the

specifi¬

cation

plate

the

saw.

Connect

saw

power

circuit.

Model

7546

Squeeze

trigger

switch

(A)

Fig.

start

motor.

Release

trigger

stop

motor.

Lock

Button—A

lock

button

(B)

Fig.

provided

keep

the

saw

running

without

holding

the

switch

trigger

“ON”.

lock

the

switch

trigger

“ON”,

squeeze

the

trigger

far

will

and

push

the

lock

button

and

release

trigger.

UNLOCK

the

lock,

squeeze

trigger

allowing

lock

button

free

spring

out,

and

release

trigger.

Fig.

Model

7648

Slide

switch

button

(A)

Fig.

forward

start

motor.

Slide

switch

button

rearward

stop

motor.

VARIABLE

SPEED

The

7548

and

7648

are

equipped

with

adjustable

variable

speed

controls.

The

speed

adjusted

turning

the

control

knob

(A)

Fig.

MODEL

7648

(Rear

Motor

Housing)

MODEL

7546

(Top

Handle)

Fig.

The

control

knob

(A)

Fig.

numbered

“1"

through

“6”

with

“1”

being

the

slowest

speed

(approximately

500

SPM)

and

“6”

being

the

fastest

speed

(approximately

3200

SPM).

The

speed

control

may

adjusted

with

without

the

motor

running.

Chart

recommended

speed

settings

for

cutting

various

materials

located

the

front

the

saw.

BLADE

ORBIT

The

blade

orbit

may

varied

turning

knob

(A)

Fig.

any

four

positions

indicated

the

numbers

“0”

through

“3”,

with

“0”

producing

orbit

and

“3”

producing

maximum

orbit.

The

orbit

may

adjusted

with

without

the

motor

running.

Turn

knob

(A)

Fig.

align

the

number

producing

the

desired

orbit

with

the

index

mark

(B)

Fig.

chart

recommended

orbit

settings

for

cutting

various

materials

the

front

the

saw.

Fig.

CHIP

BLOWER

These

saws

are

equipped

with

chip

blower

keep

the

cutting

area

free

chips.

This

blower

may

switched

“ON”

“OFF”

moving

lever

(A)

Fig.

the

“OPEN”

position

(blower

“ON”)

the

“CLOSED”

position

(blower

“OFF”).

Fig.

BASE

INSERT

base

insert

#48367

(A)

Fig.

furnished

with

your

bayonet

saw.

This

base

insert

will

reduce

splintering

top

fibers

plywood.

install

insert,

remove

saw

blade

from

Bayonet

Saw

and

locate

insert

the

throat

the

saw

base

with

the

slot

forward

and

the

beveled

side

the

slot

up.

Install

appropriate

blade

outlined

section

INSTALLING

THE

BLADE

with

the

blade

body

the

slot

the

insert.

PLUNGE

CUTTING

WARNING:

When

cutting

into

wall

avoid

contact

with

all

exposed

metal

the

tool

prevent

electrical

shock

hazard

resulting

from

accidentally

cutting

into

live

wire.

HOLD

SAW

ILLUSTRATED

FIG.

One

the

distinctive

and

important

features

the

Porter-Cable

bayonet

saw

the

ability

start

the

cut

(in

wood

only)

within

area

without

making

drilled

holes

first.

This

especially

important

when

making

cut-outs

for

electrical

outlets

finished

walls,

openings

cabinet

tops

for

sinks

and

openings

for

plumbing

fixtures.

NOTE:

When

plunge

cutting,

recommended

the

orbit

knob

set

position

“3”.

7548

Fig.

7648

First,

measure

the

area

cut

out

and

mark

clearly

with

pencil

chalk

scriber.

Choose

convenient

starting

point

and

hold

the

bayonet

saw

over

the

point

and

inside

the

line

waste.

Tip

the

machine

forward

until

the

front

edge

the

base

rests

firmly

the

surface

the

material

with

the

tip

the

blade

clear

the

work

surface,

shown

Fig.

Turn

motor

“on”

and

slowly

lower

the

back

the

machine

allowing

blade

bite

into

surface

work.

not

move

the

machine

forward

until

the

base

fully

seated

the

surface

the

work.

Now,

guide

the

cutting

along

the

inside

the

marked

area.

sharp

corners

are

desired

cut

right

the

corner

the

marked

edge.

Stop

and

back

just

bit,

start

the

turn

and

cut

along

the

side.

the

same

each

corner

until

you

end

where

you

started.

Then,

back

and

cut

into

each

corner

from

the

oppo¬

site

direction.

The

base

the

machine

wide

enough

you

will

have

solid

guiding

surface

either

side

the

cut.

Fig.

USING

THE

SAW

First,

secure

the

material

bench

vise

with

clamps

the

work

table.

This

especially

important

when

sawing

small

pieces

thin

material.

the

work

progresses

scroll

curved

cut-out

pieces,

the

material

can

readjusted

accommodate

the

movement

the

saw.

the

work

large

enough

can

held

hand

across

saw

horses.

The

saw

cuts

freely

with

only

light

forward

feed

pressure

the

tool.

Forcing

the

saw

will

not

make

cut

faster.

start

the

cut,

secure

the

work,

mark

the

line

cut

clearly,

place

the

forward

edge

the

saw

base

firmly

the

edge

the

material,

start

the

motor

and

move

the

blade

into

the

work.

Notice

how

rapidly

and

easily

cuts.

NOT

FORCE,

LET

THE

SAW

THE

WORK.

Move

the

machine

forward

only

rapidly

enough

keep

the

blade

cutting.

You

will

find

that

the

open

throat

and

clear

forward

edge

the

saw

base

make

easy

the

line

and

cut

closely

the

pattern.

You

need

not

cut

oversize

for

hand

finishing

sanding

most

materials.

The

smoothness

cut

will

often

make

further

sanding

unnecessary.

MAINTENANCE

KEEP

TOOL

CLEAN

Periodically

blow

out

all

air

passages

with

compressed

air.

Remove

build

grime

resulting

from

working

green

sappy

wood.

All

plastic

parts

should

cleaned

with

soft

cloths.

NEVER

use

solvents

when

cleaning

plastic

parts.

CAUTION:

Wear

safety

glasses

when

using

compressed

air.

FAILURE

START

Should

your

tool

fail

start,

check

make

sure

the

prongs

the

cord

plug

are

making

good

contact

the

outlet.

Also,

check

for

blown

fuses

open

circuit

breakers

the

line.

LUBRICATION

Your

machine

lubricated

the

factory

with

sufficient

lubricant

last

for

approximately

one

year’s

operation

time.

add

lubricant

necessary

dismantle

the

tool.

This

operation

should

always

handled

the

nearest

Porter-Cable

Authorized

Service

Center.

All

repairs

and

servicing

made

these

centers

are

fully

guaranteed

against

defective

materials

and

workmanship.

BRUSH

INSPECTION

approximately

100

hours

use,

take

send

your

tool

your

nearest

Authorized

Porter-Cable

Service

Station

thoroughly

cleaned

and

inspected;

worn

parts

replaced,

when

necessary;

relubricated

with

fresh

lubricant,

required;

reassembled

with

new

brushes;

and

performance

tested.

Any

loss

power

before

the

above

maintenance

check

may

indicate

the

need

for

immediate

servicing

your

tool.

NOT

CONTINUE

OPERATE

TOOL

UNDER

THIS

CONDITION.

proper

operating

voltage

present,

return

your

tool

the

Service

Station

for

immedi¬

ate

service.

SERVICE

AND

REPAIRS

All

quality

tools

will

eventually

require

servicing

replacement

parts

due

wear

from

normal

use.

These

operations,

including

brush

inspection

and

replacement,

should

ONLY

performed

either

AUTHORIZED

PORTER-CABLE

SERVICE

STATION

PORTER-CABLE

SERVICE

CENTER.

All

repairs

made

these

agencies

are

fully

guaranteed

against

defective

material

and

work¬

manship.

can

not

guarantee

repairs

made

attempted

anyone

other

than

these

agencies.

This manual suits for next models

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