Metabo ES 7700 Operating instructions

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7

ENGLISH

1. Overview (Standard Delivery)

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6

78

1 Vacuum hose 1.9 m

2 Vibration damping multi-

component housing

3 Throttle lever

4 Speed adjuster

5 Dust outlet for vacuum

connection

6 Connector for plug 1/4"

7 Dust bag

8 Open end wrench SW 21 for

changing the pad

9 Pad with Velcro fastening

10 Plug, 1/4" male

9

10

XK0038E2.fm Operating Instructions ENGLISH

8

ENGLISH

1. Overview (Standard Delivery) ....7

2. Please Read First! .......................8

3. Safety ...........................................8

3.1 Specified conditions of use ...........8

3.2 General safety instructions............8

4. Operation .....................................8

4.1 Before initial operation ..................8

4.2 Using the tool ................................9

4.3 Changing the sanding disc............9

4.4 Changing the sanding pad ............9

5. Care and Maintenance................9

6. Available Accessories ................9

7. Repairs .........................................9

8. Environmental Protection ..........9

9. Technical Specifications ............9

These instructions are written in a way to

let you work with the tool quickly and

safely. Here is how to use the instruc-

tions:

• Read these instructions fully before

operating the tool. Pay special

attention to the safety information.

• If you notice transport damage while

unpacking, notify your supplier

immediately. Do not operate the

tool!

• These instructions are intended for

individuals having a basic technical

knowledge in the handling of tools

like the one described herein. If you

have no experience whatsoever with

such tool, we strongly recommend

to seek the advise of experienced

individuals.

• Keep all documents supplied with

this tool for future reference. Also,

retain proof of purchase in case of a

warranty claim.

• Should you rent or sell the tool, pass

on all documents supplied with the

tool.

The manufacturer is not liable for any

damage arising from neglect of these

operating instructions.

Information in these instructions is

denoted as under:

Danger!

Risk of personal injury or

environmental damage.

Caution!

Risk of material damage.

− Numbers in illustrations (1, 2, 3, ...)

− denote component parts;

− are consecutively numbered;

− Instructions to be carried out in a

certain sequence are numbered.

− Instructions which can be carried

out in any sequence are indicated

by a bullet.

− Listings are indicated by an En Dash.

3.1 Specified conditions of

use

This random orbit finishing sander is an

air tool for use by craftsmen. It can be

used for sanding, polishing and for sur-

face preparation.

This tool shall only be powered by an air

compressor. The max. permissible work-

ing pressure stated in the Technical

Specifications must not be exceeded.

This tool must not be operated with

gases that are explosive, combustible or

detrimental to health.

Any other use is not as specified. Use

not as specified, modification of the tool

or use of parts not approved by the

equipment manufacturer can cause

unforeseeable damage!

3.2 General safety instruc-

tions

• When using this air tool follow the

safety instructions given below, to

exclude the risk of personal injury or

material damage.

• Please also observe the special

safety instructions in the respective

chapters.

• Observe the statuary accident insur-

ance institution regulations and reg-

ulations for the prevention of acci-

dents pertaining to the operation of

air compressors and air tools, where

applicable.

A

General hazards!

• Keep your work area tidy – a messy

work area invites accidents.

• Be alert. Do not operate this tool

while under the influence of drugs,

alcohol or medication.

• Keep children and bystanders away

from the work area.

• Store air tools out of the reach of

children.

• Always use a quick coupler to con-

nect this air tool to a compressor.

• Do not work materials detrimental to

health.

• Working with this tool may generate

sparks. Do not use the tool near

flammable materials, liquids or

gases.

• Sanding dust is flammable. Keep

the amount of flammable material to

a minimum by periodically emptying

the dust bag.

• Avoid whirling up dust when empty-

ing the dust bag. Do not inhale the

sanding dust.

• Do not touch any rotating parts.

• Disconnect from air supply before

− changing sanding dics or sanding

pad,

− servicing or

− when tool is left unattended.

• Use only sanding discs and pads

intended by the manufacturer for

this tool.

A

Hazard generated by insuffi-

cient personal protection gear!

• Wear hearing protection.

• Wear safety glasses.

• Wear dust mask.

• Wear safety gloves.

A

Hazard generated by tool

defects!

• Do not attempt to repair the tool

yourself! Only trained specialists are

permitted to service or repair com-

pressors, pressure vessels and air

tools.

A

Danger by vibration!

• Vibrations are tansmitted to the

entire body, particularly to arms and

hands. Very heavy vitrations may

cause nerve and vascular disorder.

A

Caution!

• Protect the tool, air inlet and operat-

ing elements in particular, from dust

and dirt.

• Make sure that the max. permissible

working pressure stated in the Tech-

nical Specifications is not exceeded.

The working pressure must be

adjusted by a pressure regulator.

• Do not overload tool – use it only

within the performance range it was

designed for (see Technical Specifi-

cations).

• Let tool run idle for a short time only.

4.1 Before initial operation

• Install plug.

• Press sanding disc on the pad,

observing position of vac holes.

Table of Contents

2. Please Read First!

3. Safety

4. Operation

9

ENGLISH

4.2 Using the tool

A

Caution!

To ensure a long service life of

this tool, it needs to be supplied with

sufficient quantities of pneumatic oil.

This can be achieved by:

− a service unit with oiler at the

compressor.

− a lubricator, installed in the air

line or directly on the air tool.

− adding approx. 3-5 drops of pneu-

matic oil by hand every 15 min-

utes of use (constant operation)

to the air inlet.

1. Connect dust bag.

2. Adjust working pressure at the com-

pressor (see Technical Specifica-

tions for max. permissible working

pressure).

3. Connect tool with quick coupler to

air supply.

4. To start:

− Press throttle fully down.

− Adjust speed with the speed

adjuster.

5. Hold sanding disc with light and

even pressure on the surface to be

worked.

4.3 Changing the sanding disc

A

Danger!

• Use only sanding discs approved

by the manufacturer for this tool.

• Always disconnect from air sup-

ply before servicing.

1. Peel used disc from the pad.

2. Press new sanding disc on the pad,

observing position of vac holes.

4.4 Changing the sanding pad

A

Danger!

Always disconnect from air

supply before servicing.

1. Slide open end wrench between rub-

ber collar and pad on retaining nut.

2. Remove old pad by turning counter-

clockwise, counter with open end

wrench.

3. Install new pad by turning clockwise,

counter with open end wrench.

A

Danger!

Always disconnect from air sup-

ply before servicing.

Repair and maintenance work other

than described in this section must be

carried out by qualified specialists only.

• Check all screwed connections for

tightness, tighten if necessary.

• If the tool is not lubricated by a serv-

ice unit or line lubricator, add 3-5

drops of pneumatic oil to air inlet

every 15 minutes of use (constant

operation).

• Do not store tool unprotected out-

doors or in damp environment.

• Pneumatic oil 0.5 litre

Special lubricant for air tools, serv-

ice units and line oilers.

Stock-no. 090 100 8540

• Line oiler R3/8" female

For fitting directly to air tools. Oil

level can always be checked

through sight glass.

Stock-no. 090 105 4592

• Swivel-type air inlet

DKG 1/4"

For fitting directly to air tools.

Improves tool manoeuverability.

Stock-no. 090 106 0991

• Complete selection of sanding

discs, Ø 150 mm, corundum, grit P

40 to P 400 available.

A

Danger!

Repairs to air tools must be

carried out by qualified specialists

ONLY!

Air tools in need of repair can be send to

the service centre in your country. See

Spare Parts List for address.

Please attach a description of the fault to

the power tool.

The tool's packaging can be 100 % recy-

cled.

Worn out machines and accessories

contain considerable amounts of valua-

ble raw and plastic materials, which can

be recycled.

These instructions are printed on paper

produced with elemental chlorine free

bleaching process.

5. Care and Maintenance

6. Available Accessories

7. Repairs

8. Environmental Protection

9. Technical Specifications

Model ES 7700

Air consumption l/min 550

Max. permissible working pressure bar 6.3

Speed min

-1

12000

Orbital stroke mm 5

Sanding pad diameter mm 150

Vibration (effective value of weighted acceleration)

Uncertainty K

m/s

2

m/s

2

3.57

1.79

EN ISO 15744

Sound power level L

WA

Sound pressure level L

PA

Uncertainty K

dB (A)

97.7

86.7

4.0

Dimensions:

length x width x height mm 230 x 108 x 148

Weight kg 0.96

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