Parkside PNTS 250 A1 Original Instructions Manual
WET / DRY GRINDER PNTS 250 A1
WET / DRY GRINDER
Translation of the original instructions
IAN 115727
NASS- / TROCKENSCHLEIFER
Originalbetriebsanleitung
Before reading, unfold the page containing the illustrations and familiarise yourself with all
functions of the device.
Klappen Sie vor dem Lesen die Seite mit den Abbildungen aus und machen Sie sich anschließend
mit allen Funktionen des Gerätes vertraut.
GB / IE Translation of the original instructions Page
DE / AT / CH Originalbetriebsanleitung Seite
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Introduction
Congratulations on the purchase of your
new device. With it, you have chosen a
high quality product.
During production, this equipment has
been checked for quality and subjected to
a nal inspection. The functionality of your
equipment is therefore guaranteed.
The operating instructions constitute
part of this product. They contain
important information on safety, use
and disposal. Before using the product, familiarise yourself with all of
the operating and safety instructions.
Use the product only as described
and for the applications specied.
Keep this manual safely and in the
event that the product is passed on,
hand over all documents to the third
party.
Intended use
The wet/dry grinder is suitable for sharpening tools (e.g. knives, scissors, chisels),
and deburring and grinding smaller metal
workpieces.
The device is not intended for all other
types of applications (e.g. grinding with
unsuitable grinding tools, grinding with a
coolant solution, grinding hazardous materials such as asbestos).
The equipment is intended for use in the
eld of DIY. It is not designed for commer-
cial use.
The equipment is designed for use by
adults. Young people under the age of 16
are permitted to use the equipment only
under supervision. The manufacturer shall
not be liable for damages caused by use
other than for the intended purpose or by
incorrect operation.
Content
Introduction .................................5
Intended use ................................ 5
General description ......................6
Scope of delivery ............................. 6
Function description..........................6
Summary ........................................ 6
Technical specications .................7
Safety Instructions........................7
Symbols and icons ........................... 8
General safety instructions ................ 8
Further Safety Instructions ................ 10
Residual risks ................................. 11
Assembly ................................... 11
Assemble/set workpiece supports .... 12
Assemble/adjust spark protection .... 12
Screw device on to workbench ........ 12
Insert the rubber closure .................. 12
Operation .................................. 12
Switching on and off ...................... 13
Grinding with the dry grinding disc .. 13
Grinding with the wet grinding disc . 14
Change grinding disc ..................... 14
Change dry grinding disc ............... 14
Change wet grinding disc ............... 15
Cleaning and maintenance ......... 15
Cleaning ....................................... 15
General maintenance ..................... 16
Storage ......................................16
Waste disposal and environ-
mental protection ....................... 16
Replacement parts/accessories ...16
Trouble Shooting ........................ 17
Guarantee .................................18
Repair Service ............................ 19
Service-Center ............................ 19
Importer .................................... 19
Translation of the original
EC declaration of conformity ......39
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General description
The illustrations can be found
on the front and rear fold-out
pages.
Scope of delivery
Unpack the equipment and check that it is
complete. Dispose of the packaging material correctly.
• Appliance
• Pre-assembled spark protection
• Assembly material for mounting the
spark protection on the machine
Adjusting screw incl. washer and snap
ring, nut
• Workpiece support
• Assembly material for mounting the
workpiece support on the machine
- star grip nut, washer, lock washer
and screw
• Instruction Manual
Function description
The wet/dry grinder is a combination machine, equipped with two grinding discs
with different grain sizes for rough grind-
ing and nishing. One dry grinding disc
and one wet grinding disc.
The device is provided with a spark protection and protective hoods for the protection
of the user.
For the function of the operating parts,
please refer to the descriptions below.
Summary
1 Wet grinding disc
2 Spark protection
3 Adjusting screw nut for spark
protection
4 Grinding disc cover
5 Dry grinding disc
6 Workpiece support
7 Star grip nut to mount/adjust the
workpiece support
8 On/off switch
9 Rubber foot
10 Drillholes for table mounting
11 Rubber cap (not visible)
12 Power cable
13 Water tank
14 Lock washer
15 Washer
16 Mounting screw for workpiece
support
11 Rubber cap
17 Nut
18 Spark protection holder
19 Washer
20 Spring ring
21 Adjusting screw for spark protec-
tion fastener
22 Grinding disc nut
23 Clamping ange
24 Intermediate layers made of
cardboard
25 Grinding disc cover
26 Washer
27 Clamping ange made of plastic
28 Clamping ange made of plastic
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Technical specications
Nominal input voltage ......230 V~, 50 Hz
Power consumption ..................... 250 W
(S2 30 min)*
Safety class .......................................... I
Mechanical rating .......................... IP 20
Measurement idling speed n0... 2950 min
-1
Weight (incl. accessories) .........ca. 8,6 kg
Sound pressure level
(LpA) ..................... 63 dB (A); KpA= 3 dB
Sound power level (LwA)
measured ............. 76 dB(A); KWA= 3 dB
guaranteed ...........................79 dB(A)
Vibration total value (ah) .......... 2,5 m/s
2
Wet grinding disc
Outer diameter ................... Ø 200 mm
Bore hole .............................Ø 20 mm
Thickness .................................40 mm
Grain size ...................................... 80
Speed n0 .................... max. 3820 min
-1
Working speed ................ max. 40 m/s
Dry grinding disc
Outer diameter ................... Ø 150 mm
Bore hole ..........................Ø 12,7 mm
Thickness .................................20 mm
Grain size ...................................... 36
Speed n0 .................... max. 4500 min
-1
Working speed ................ max. 35 m/s
* A break is introduced after 30 minutes of
uninterrupted operating duration until the device temperature differs 2 K (2°C) less than
room temperature.
Noise and vibration values have been
determined according to the standards and
regulations mentioned in the declaration of
conformity.
Technical and optical changes may be
undertaken in the course of further development without notice. All dimensions, references and information in this instruction
manual are therefore not guaranteed. Legal
claims made on the basis of the instruction
manual can therefore not be considered as
valid.
The stated vibration emission value was
measured in accordance with a standard
testing procedure and may be used to compare one power tool to another.
The stated vibration emission value may
also be used for a preliminary exposure
assessment.
Warning!
The vibration emission value may
differ during actual use of the
power tool from the stated value
depending on the manner in which
the power tool is used.
Safety precautions aimed at protecting the user should be based on
estimated exposure under actual
usage conditions (all parts of the
operating cycle are to be considered, including, for example, times
during which the power tool is
turned off and times when the tool
is turned on but is running idle).
Safety Instructions
WARNING!
When using power tools, observe
the following basic safety measures
for the prevention of electric shocks
and the risk of injury and re.
Please read all these instructions
before using the electric tools and
please keep the safety instructions.
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Symbols and icons
Symbols on the device:
Warning!
Risk of injury from the rotating tool!
Keep hands away.
Risk of electric shock! Disconnect
from the mains before carrying out
maintenance and repair work.
Read the instruction manual.
Wear ear protection.
Wear eye protection.
Wear breathing protection.
Wear cut-resistant gloves.
Use grinding disc only for dry
grinding.
Use grinding disc only for grinding
with water.
Do not dispose of electrical equip-
ment in household waste.
Other symbols on the discs:
Never use faulty grinding discs.
Symbols in the manual:
Warning symbols with in-
formation on damage and
injury prevention.
Instruction symbols (the instruction is
explained at the place of the exclamation mark) with information on
preventing damage.
Help symbols with information on
improving tool handling.
General safety instructions
The term “power tool” used in the safety instructions refers to mains-operated electric
tools (with a mains cable) and to batteryoperated electric tools (without a mains
cable).
Safe operation:
• Keep work area clear. Cluttered
areas and benches invite injuries.
• Consider work area environ-
ment.
- Do not expose tools to rain. Do not
use tools in damp or wet locations.
Water entering a power tool will increase the risk of electric shock.
- Keep work area well lit.
- Do not use tools in the presence of
ammable liquids or gases.
Power tools create sparks which may
ignite the dust or fumes.
• Guard against electric shock.
Avoid body contact with earthed or
grounded surfaces (e.g. pipes, radiators, ranges, refrigerators).
• Keep other persons away.
Do not let persons, especially children,
not involved in the work touch the tool
or the extension cord and keep them
away from the work area.
• Store idle tools. When not in use,
tools should be stored in a dry lockedup place, out of reach of children.
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• Do not force the tool. It will do
the job better and safer at the rate for
which it was intended.
• Use the right tool.
- Do not force small tools to do the job
of a heavy duty tool.
- Do not use tools for purposes not
intended; for example do not use circular saws to cut tree limbs or logs.
Use of the power tool for operations dif-
ferent from those intended could result in
a hazardous situation.
• Dress properly.
- Do not wear loose clothing or jewellery, they can be caught in moving
parts.
- Anti-slip footwear is recommended
when working outdoors.
- Wear protective hair covering to contain long hair.
• Use protective equipment.
- Use safety glasses.
- Use face or dust mask if working operations create dust.
• Connect dust extraction equip-
ment. If the tool is provided for the
connection of dust extraction and collecting equipment, ensure these are
connected and properly used.
• Do not abuse the cord. Never
yank the cord do disconnect it from the
socket. Keep the cord away from heat,
oil and sham edges.
• Secure work. Where possible use
clamps or a vice to hold the work. It is
safer than using your hand.
• Do not overreach. Keep proper
footing and balance at all times.
This enables better control of the power
tool in unexpected situations.
• Maintain tools with care.
Many accidents are caused by poorly
maintained power tools.
- Keep cutting tools sharp and clean
for better and safer performance.
- Follow instruction for lubricating and
changing accessories.
- Inspect tool cords periodically and if
damaged have them repaired by an
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 in use,
before servicing and when changing
accessories disconnect tools from the
power supply.
Such preventive safety measures reduce
the risk of starting the power tool acci-
dentaIly.
• Remove adjusting keys and
wrenches. Form the habit of check-
ing to see that keys and adjusting
wrenches are removed from the tool
before turning it on. A wrench or a key
left attached to a rotating part of the
power tool may result in personal injury.
• Avoid unintentional starting.
Ensure switch is in “off” position when
plugging in.
• Use outdoor extension leads.
When the tool is used outdoors, use
only extension cords intended for outdoor use and so marked.
• Stay alert, watch what you are
doing and use common sense
when operating a power tool.
Do not use a power tool while you are
tired or under the inuence of drugs,
alcohol or medication. A moment of
inattention white operating power tools
may result in serious personal injury.
• Check damaged parts.
This will ensure that the safety of the
power tool is maintained.
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- Before further use of tool, it should be
carefully checked to determine that it
will 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 or other part that is damaged should be properly repaired or
replaced by an authorized service
centre unless otherwise indicated in
this instruction manual.
- Have defective switches replaced by
an authorized service centre.
- Do not use the tool if the switch does
not turn it on and off.
There is a risk of injury.
• Warning.
The use of any accessory or attach-
ment other than one recommended in
this instruction manual may present a
risk of personal injury.
• Have your tool repaired by a
qualied person. This electric tool
complies with the relevant safety rules.
Repairs should only be carried out by
qualied persons using original spare
parts, otherwise this may result in considerable danger to the user.
Further Safety Instructions
• Connect the device only to a power
point with a residual current protective
device (RCD) with a measured residual
current of not more than 30 mA.
• Keep the mains cable and extension
cable away from the grinding disc.
In the event that it is damaged or severed, immediately disconnect the plug
from the socket.
Do not touch the cable before it has
been disconnected from the mains.
Risk of electric shock.
• The replacement of the plug or the connection line must always be executed
by the manufacturer of the electric tool
or his/her customer service in order to
avoid any hazards.
• Only switch the device on once it is
safely xed to the worktop.
• For your own safety only use accessories and attachments which were
stated in the operating instructions or
recommended or specied by the tool
manufacturer.
• Only use grinding tools recommended
by the manufacturer. Do not use any
saw blades. Ensure that the dimensions
match those of the device.
• Only use grinding discs where the
printed rotational speed is at least as
high as what has been specied on the
name plate of the device.
• Carry out a visual inspection of the
grinding disc before use. Do not use
any damaged or deformed grinding
discs. Replace any damaged or worn
grinding discs.
• Never operate the device without spark
protection or protective hoods.
Periodically readjust the spark protec-
tion in order to offset the wear and tear
of the grinding disc (distance max. 2
mm).
• Replace the grinding disc if the spark
protection and the workpiece support
can no longer be readjusted to a distance of max. 2 mm at the latest.
• Make sure that the sparks produced by
grinding do not present a danger, e.g.
reach people or ignite ammable substances.
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c) Damages to health due to
- touching the area of the grinding tool
which was not covered;
- the ejection of pieces from workpiece
or damaged grinding discs.
d) Damage to your health caused by
swinging your hands and arms when
operating the appliance for longer periods of time or if the unit is not held or
maintained properly.
Warning! During operation, this
electric tool generates an electro-
magnetic eld which, under certain
circumstances, may impair the functionality of active or passive medical
implants. To reduce the risk of serious or lethal injuries, we recommend
that persons with medical implants
consult their doctor and the manufacturer of their medical implant before
operating the machine.
Assembly
Caution! Risk of injury!
- Ensure that you have sufcient
space in which to work, and that
you do not endanger other people.
- Always fasten the device on to the
work surface with screws featuring
the sufcient length and thickness
in order to maintain control of the
device.
- All covers and protective devices
must be assembled properly before commissioning.
- Disconnect the mains plug before
changing the setting on the device.
• Always wear safety glasses, safety
gloves, respiratory protection and ear
protection when grinding, brushing
and separating.
• Never keep the ngers between the
grinding disc and spark protection
or in close proximity to the protective
hoods. There is a risk of crushing.
• The rotating parts of the device cannot
be covered due to functional reasons.
Therefore, proceed cautiously and hold
the workpiece rmly in order to avoid
slipping which could cause your hands
to come into contact with the grinding
disc.
• The workpiece gets hot during grinding. Do not touch the machined area,
allow it to cool down. There is a risk
of burning. Do not use coolants or the
like.
• If you are tired or have consumed alcohol or tablets, do not work with the
device. Always have a break on time.
• Switch the device off and remove the
mains plug
- to loosen a blocked insertion tool,
- if the connection line is damaged or
entangled,
- in case of unusual sounds.
Residual risks
Even if properly operating and handling
this electric tool, some residual risks will
remain. Due to its construction and build,
this electric tool may present the following
hazards:
a) Lung damage, if suitable respiratory
protection is not worn.
b) Hearing damage, if suitable ear pro-
tection is not worn.
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Assemble/set workpiece
supports
1. Screw the workpiece supports
(6) on to the device.
To do this, use the screw (16),
washer (15), toothed washer (14)
and star nut (7) supplied.
2. Set the workpiece support (6) of
the grinding disc with the star
grip nut (7) so that the distance
between the grinding disc
( 5) and the workpiece sup-
port is max. 2 mm.
Periodically readjust the workpiece
support in order to offset the wear
and tear of the grinding disc (distance max. 2 mm).
Assemble/adjust spark
protection
1. Screw the spark protection holder
(18) onto the protective hood. For
this, use the adjusting screw including the snap ring and washers
(21/19) and the nut (17).
2. Adjust the spark protection holder
(18) with the aid of the adjusting
screw (21) - the distance between
the grinding disc ( 5) and the
spark protection holder (18) must
be max. 2 mm (see small image).
Periodically readjust the spark pro-
tection in order to offset the wear
and tear of the grinding disc (dis-
tance max. 2mm).
Despite the spark protection, you
should always wear protective glasses when working in order to avoid
eye injuries.
Screw device on to workbench
Screw the device onto the work-
bench with 4 screws and nuts.
Insert the screws through the 4 bore
holes (13) on the base of the device.
The screws and nuts required for as-
sembly are not part of the scope of
delivery.
Insert the rubber closure
1. Insert the rubber closure (11)
into the drain opening of the water tank ( 13).
2. You can now ll water into the
water tank ( 13). For this,
notice the marking on the water
tank.
The wet grinding disc is to be 1/3
submerged in water..
Operation
Caution! Risk of injury!
- Always disconnect the plug from
the mains socket before working.
- Use only grinding discs and accessories recommended by the manu-
facturer. The use of other insertion
tools and other accessories may
cause risk of injury.
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- Only use grinding tools which
bear information about the manufacturer, type of binding, dimension and permitted number of
revolutions.
- Only use grinding discs where
the printed rotational speed is at
least as high as what has been
specied on the name plate of
the device.
- Do not use broken, cracked or otherwise damaged grinding discs.
- Never operate the device without
the visual protection disc.
- Always inspect the grinding disc
before starting the device:
Check the distance between
the spark protection holder and
grinding disc as well as workpiece support and grinding disc
(distance maximum 2 mm).
- The grinding disc must be replaced once the spark protection
holder and workpiece support
on the grinding disc do not have
distance of max. 2 mm.
- Switch on the equipment only
when it is safely installed on the
work surface.
Keep your hands away from
the grinding disc when the
device is in operation. Injury
hazard!
Switching on and off
Ensure that the mains voltage
matches the specications on the
rating plate.
Connect the equipment to the mains.
1. To switch on, press the “I” On switch
and the device starts up ( 8).
2. To switch off, press the “0” off switch
and the device switches off ( 8).
After switching on the device, wait until the
device has reached its max. speed. Only
then must you start with the grinding.
The disc will continue to
run after the equipment is
switched off. There is a risk of
injury.
Test run:
Before starting work and after each change
of grinding disc, carry out a test run of at
least 60 seconds with no load. Switch off
the equipment immediately if the disc runs
lumpy, substantial vibrations occur, or abnormal noises are generated.
Grinding with the dry
grinding disc
• Place the workpiece on the workpiece
support ( 6) and slowly bring it to its
desired angle on the grinding disc
( 5).
• Move the workpiece slightly from side
to side in order to achieve an optimal
grinding result. This way, the grinding
disc is worn uniformly. Occasionally,
allow the workpiece to cool down.
• The magnifying glass set into the spark
protection window ( 2) helps you to
work accurately.
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Grinding with the wet
grinding disc
• Stand in front of the wet grinding disc
( 1).
• Hold the workpiece with both hands
and lower it slowly onto the wet grinding disc.
• The workpiece can also be supported
on the teeth of the water tank ( 13).
Change grinding disc
Information on replace-
ment:
• Never operate the device without
protective equipment.
• Ensure that the rotation speed
stated on the grinding disc is the
same or higher than the nominal
rotation speed of the device.
• Ensure that the grinding disc
dimensions match those of the
device.
• Only use awless grinding discs
(sound test: an undamaged grinding disc hanging freely on a
string will result in a clear sound
if it is tapped with a plastic hammer).
• Never re-drill a locating hole
which is too small to make it
larger.
• Never use separate bushings or
adapters in order to make grinding discs whose hole is too large
t the device.
• Do not use any saw blades.
• To clamp the grinding tools only
use the clamping ange provided. The pads between the clamping ange and the grinding tools
must be made of elastic materials
e.g., rubber, soft cardboard etc.
• Always reassemble the device
completely after replacing the
grinding disc.
Switch the device off and remove
the mains plug.
Allow the device to cool down.
Wear protective gloves when
changing the grinding discs in order to avoid cutting damages.
Change dry grinding disc
1. Loosen the xing screws and remove the grinding disc cover (25).
2. Unscrew the grinding disc nut (22)
and hold against the grinding disc
with one hand wearing a glove.
Unscrew the nut (right-hand thread): turn counter-clockwise.
3. Remove the clamping ange (23)
and the grinding disc (5).
4. Fit on the new grinding disc
(5) with the intermediate card-
board layers (24) and the clam-
ping ange (23), and screw the
grinding disc nut (22) manually
onto the nut (right-hand thread):
turn clockwise.
5. Tighten the grinding disc nut with
a screw wrench (SW19) applying
modest manual force.
6. Screw the grinding disc cover
(25).
7. Adjust the spark protection holder
(D18) and the workpiece support ( 6) - the distance to the
grinding disc
(5) is max. 2 mm (see „Assem-
bly“)
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