Gude GTK 721 User manual

GTK 721
#55046
© Güde GmbH & Co. KG - Birkichstrasse 6 - D-74549 Wolpertshausen - Deutschland
English GB
Translation of original operating instructions
TABLE CIRCULAR SAW

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Introduction
To enjoy your new table circular saw as long as possible,
please read carefully the Operating Instructions and the
attached safety instructions before using it. Further, we
recommend keeping the Operating Instructions to recall the
product features in the future.
Within the continuous product development, we reserve
the right to make technical changes to improve it.
This document represents translation of the original
Operating Instructions.
Machine description (pic. 1)
1 Circular-saw blade
2 Miter cutting stop
3 Saw table
4 Star screw to adjust the parallel guide
5 Circular-saw blade angle adjustment
6 On/Off
7 Adjusting lever
8 Stand
9 Engine
10 Parallel stop
11 Circular-saw blade cover
12 Sawdust box cover
16 Sliding bar
22 Side cover
23 Foot
Use as designated
The table circular saw is used for longitudinal and cross
cutting (with angle stop only) of wood of all types, depending
on the machine size.
This machine must not be used for any works other than for
which the machine has been designed and that are specified
in the Operating Instructions.
Any other use will be considered a use in conflict with the
designation. The manufacturer will not be liable for any
consequential damage or injuries. Please be sure to know
that the machine has not been designed for industrial
purposes.
Use in conflict with designation
Any use of the machine not specified in the "Use as
designated" section are considered a use in conflict with the
designation.
The table circular saw cannot be used for the following
purposes:
•It cannot be used for cutting logs of all types.
•Circular-saw blades suitable for this machine to be used
only. Using dividing wheels of all types prohibited.
There is a risk of injury.
The machine user will be liable for any material and personal
damage that has been caused as a result of inappropriate use
of the machine.
Original spare parts or components approved by the
manufacturer to be used only.
Supply includes
Take the machine out of the transport package and check it
whether there are the following parts:
1 piece GTK 721 table circular saw
1 piece Sliding bar
1 piece Angle stop
3 pcsParallel stop
1 piece Sintered carbide circular-saw blade
1 piece User Guide
Please contact your dealer if any parts are missing or are
damaged.
Technical specifications:
Voltage: 230 V~50 Hz
Output: 720 W
Min. protection: 16 A inertial
Idle speed: 2,950 per min-1
Sintered carbide
Circular-saw blade: 205 mm
Teeth: 20
Table size: 500 x 400 mm
Table height: 240 mm
Max. cutting height: 90° 43 mm / 45° 25 mm
Insulation class: B
Protection type: IP 44
Level of sound
Pressure dB (A): 95 db (A) K = 3 dB (A)
Guaranteed level of acoustic
performance dB (A): 108 dB (A)
Weight: 12.5 kg
The measured values have been found according to IEC
60335-2-100 and EN 60335-2-100.
General safety instructions
The Operating Instructions must be read thoroughly before
using the machine for the first time. If there are any doubts
regarding the machine connection and operation, please
contact the manufacturer (service department).
PLEASE FOLLOW CAREFULLY THESE INSTRUCTIONS
TO ENSURE A HIGH SAFETY LEVEL:
Caution: To be used with RCD 30 mA (safety
switch against stray current) only!
CAUTION!
•Keep the place of your work clean and tidy. Mess in
the place of your work and on the work table increases
the risk of accidents and injuries.
•Pay attention to conditions of the environment where
you are working. Do not use electric tools and machine
tools in a moist and wet environment. Provide adequate
lighting. Do not expose electric tools to rain or high air
humidity. Do not switch electric tools on near highly
flammable liquids and gases.
•Do not let other persons to the machine. Keep visitors
and bystanders, especially children and ill or weak
persons, in safe distance from the place of your work.
•Make sure your machine is stored safely. Keep
machines that are not being used in a dry place,
elevated if possible and lock them to make them
inaccessible to other persons.
•At all times, use the right machine for each work. Do
not use e.g. small machines or accessory equipment for
works that actually need to be performed by big
machines. Use your machines solely for purposes for
which they have been designed. Keep your machine
clean and sharp at all times.
•Provide adequate clothing. Do not wear any loose
clothing and jewels. They could get caught by the
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moving parts of the machine. We recommend using
working gloves and anti-slip working shoes for outdoor
works. Long hair must be adequately protected.
•Use personal protective equipment. Protective
glasses and earmuffs must be used at all times. A
respirator is also necessary. Closefitting gloves must
always be used when handling sharp edges and circular-
saw blades.
•Use a dust exhauster. If dust exhaust and collection
equipment is available, it must be fitted and used
properly. Make sure dust and sawdust are always
diverted from you and other persons who are near the
machine.
•Watch out for the feeder cable. Do not pull the cable.
Do not use it to pull the plug out. Keep the cable out of
reach of thermal sources, oil and sharp edges.
•Secure the workpiece. Appropriate clamps, pliers, etc.
to be used. It is always safer than holding the workpiece
by hand. In addition, you have both hands free for work.
•Make always sure your posture is balanced and safe.
Do not incline e.g. too far or away when reaching for
something.
•Remove any tool keys, etc. All keys used for tool
change, etc. must be removed before switching the
machine on.
•Prevent any unintentional switch-on. Before plugging
the machine, make always sure the machine is switched
off on the machine switch.
•When working outdoors, special extension cables to
be used only. For outdoor works, you need special
extension cables suitable for that purpose and bearing
the respective marking.
•Be careful at all times. Pay attention to what you are
doing. Use common sense when working. Do not use
electric tools when you are tired.
•Watch out for any damaged parts. Check the machine
before using it. Are any parts damaged? In case of slight
damage, please consider seriously whether the machine
would still work safely and perfectly. Provide appropriate
adjustment and setting of the moving parts. Do any
elements not fit into each other properly? Are any of
them damaged? Is everything installed properly? Are all
other conditions for perfect machine working satisfied?
Any damaged protective equipment, etc. must be
repaired or replaced by authorised repairmen, unless
otherwise explicitly provided in the Operating
Instructions. Have any defective switches repaired in an
authorised workshop. Do not use the machine when the
switch cannot be turned on/off properly. Replace the
table insert when worn out. If any machine (including
protective equipment and circular-saw blade), defects
are unexpectedly detected, please contact your local
service centre.
•Avoid being hit by electric shock. Avoid body contact
with grounded objects such as water pipes, radiators,
cookers and refrigerators.
•Approved parts to be used only. Only identical spare
parts to be used for any servicing and repair. For that
purpose, contact an authorised service centre.
•Warning! Use of accessory equipment and extensions
not explicitly recommended in these Operating
Instructions may lead to putting persons and objects at
risk.
•Caution: The sliding bar to be necessarily used for all
works.
•Take care of your machine. Keep the cutting tools
sharp and clean – you will work better and safer. Follow
the tool change and lubrication instructions. At regular
intervals, check the machine electric cable and have it
replaced by an authorised professional if damaged. At
regular intervals, check the extension cables and replace
them if damaged. Keep the handles dry, with no oil and
grease.
•Unplug the machine. If the electric tool is not being
used, before any servicing and when changing any tool,
e.g. circular-saw blade, drill, cutter.
•Have your electric tools repaired by an electrician.
This electric tool corresponds to applicable safety
provisions. Any repairs may only be repaired by an
electrician who may only use original spare parts;
otherwise, the user may get injured.
Machine-specific safety instructions
•Prevent any body contact with grounded items.
•Do not use machines where the switch cannot be turned
on/off.
•Unplug the machine for any adjusting and servicing.
•Do not use the saw to cut firewood.
•Avoid any cross cutting of logs.
•Caution! The rotating circular-saw blade represents a
risk of injury for your hands and fingers.
•The machine has been fitted with a safety switch against
repeated switch-on after power failure.
•Before putting the machine into operation, check
whether the voltage on the type label corresponds to the
voltage in the system.
•A cable drum to be used only when unreeled.
•Do not move the saw with the feeder cable.
•Check the feeder cable. Do not use any defective or
damaged feeder cables.
•Do not use the cable to pull the plug out of socket.
Protect the cable against excess temperatures, oil and
sharp edges.
•Remove any wooden waste and items no longer needed
from the place of your work.
•Make sure the engine and circular-saw blade rotation
direction is appropriate.
•In any case, circular-saw blades must not be stopped
with side back pressure after switching the drive off.
•Do not use circular-saw blades not meeting the
specifications in these Operating Instructions.
•It is necessary to make sure that all the equipment
covering the circular-saw blade works perfectly.
•The moving protective cover must not be fixated in an
open state.
•The safety equipment on the machine must not be taken
apart or put out of operation.
•Any damaged or defective protective equipment must be
immediately replaced.
•The cover must be lowered to the workpiece for each
work step.
•It is necessary to use the sliding bar for longitudinal
cutting
of small workpieces.
•When cutting small pieces of wood, the parallel stop on
the right side of the circular-saw blade must be clamped
firmly.
•Caution: This saw must not be used for embedded
sections.
•Working position to be sideways from the circular-saw
blade at all times.
•Do not overload the machine to such an extent it stops.
•At all times, press the workpiece firmly against the
worktop.
•Do not remove any free cuttings, sawdust or stuck
pieces of wood when the circular-saw blade is
rotating.
•Before starting the machine, check whether wrenches
and adjusting tools have been removed.
•All protective and safety equipment must be immediately
refitted after finishing any repair or servicing work.
•Applicable safety regulations and other, generally
recognised safety-technical regulations must be adhered
to.
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Marking
Product safety:
Product corresponds to
applicable EU standards Approved by Intertek
Prohibitions:
No pulling the cable! Not to be used when raining!
Do not touch the rotating
parts
Warning:
Warning/Caution! Warning against dangerous
voltage!
Warning, risk of drawing-in! Warning against thrown-
away items
Warning against hand injury Warning, keep sufficient
safety distance
Unplug the machine before
any adjustment and servicing.
Commands:
Please read the Operating
Instructions before using the
machine Use protective glasses and
ear protectors
Use safety gloves
Environment protection:
Dispose waste professionally
so as not harm the
environment.
Packing cardboard material
may be delivered to
collecting centres for
recycling.
Any defective and/or disposed
electric or electronic devices
must be delivered to
respective collection centres. Interseroh-Recycling
Package:
Protect against moisture
Fragile
This side up
Technical specifications:
Voltage ~ frequency Engine output
Revolutions Circular-saw blade
dimensions
Cut depth 90° Cut depth 45°
Swing circular-saw blade Weight
Guarantee
The guarantee solely covers inadequacies caused by material
defect or manufacturing defect.
Original payment voucher with the sales date needs to be
submitted for any claim in the guarantee period.
The guarantee does not cover any unauthorised use such as
appliance overloading, use of violence, damage as a result of
any unauthorised interference or caused by foreign items.
Failing to follow the operating and assembly instructions and
common wear are also not included in the guarantee.
Behaviour in case of emergency
In case of accident, first aid kit must always be available in
the place of your work in accordance with DIN 13164. Material
taken out of the first aid kit needs to be supplemented right
away.
If help is needed, please provide the following details:
Place of accident
Accident nature
Number of injured persons
Injury type
Provide necessary first aid treatment corresponding to the
injury nature and seek qualified medical help as soon as
possible. Protect the injured person against other injuries and
calm him/her down.
Disposal
Disposal instructions are illustrated in the form of pictograms
on the device or packaging. Description of the pictograms is
given in "Identification" chapter.
Disposal of transport packaging
Packaging protects the device against damage during
transport. Packaging materials are usually selected according
to their effect on environment and disposal methods and can
therefore be recycled.
Slin
utý
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Returning of the packaging back to circulation saves
resources and costs for packaging disposal.
Parts of the packaging (e.g. foil, styropor) may be dangerous
for children. Risk of suffocation!
Keep these parts of the packaging out of reach of children
and dispose as soon as possible.
Operator requirements
The operator must carefully read the Operating Instructions
before using the appliance.
Qualification
No special qualification is necessary to use the appliance
apart from detailed instructions by an expert.
Minimum age
The appliance may only be operated by persons over 18
years of age who have been instructed in handling and
operating the appliance. Young people between 16 and 18
years of age may only work with the appliance when
supervised by an adult.
An exception includes youngsters operating the appliance
within their professional education to achieve necessary skills
under trainer's supervision.
Training
Using the appliance only requires appropriate instructions by
an expert or reading the Operating Instructions. No special
training necessary.
Residual risks and protective measures
Mechanical residual risks:
•Cutting, amputation
Risk of injury from rotating parts
Beware of small workpieces – use essentially the sliding
bar included in the supply.
Never touch the circular-saw blade when still rotating.
A contact with a rotating circular-saw blade may result in
serious injuries.
•Getting caught, wound
Loose clothing, jewels, hair may get caught by the
moving parts.
Close-fitting clothing to be worn at all times. Do not wear
jewels. Protect your hair with a hairnet.
Electrical residual risks:
•Direct electric contact
A defective cable or plug may lead to electric shock.
Have any defective cable or plug always replaced by a
professional. Use the machine only on a connection with a
safety switch against stray current (RCD).
Otherwise, it could lead to serious injuries.
•Indirect electric contact
Injuries by conductive parts of exposed electrical or
defective components.
Unplug the machine whenever servicing it. To be used with
an FI switch only.
Exposure to noise:
•Hearing damage
Long work with the machine may damage hearing.
Ear protectors to be used at all times.
Exposure to materials and other substances:
•Contact, inhalation
Lungs may be damaged by large dust. Emissions of
harmful wooden dust when the machine is used
without the exhauster.
A respirator must always be used when working with the
machine. Fit in and start the exhauster.
Neglecting the ergonomic principles:
•Negligent use of personal protective equipment
Operating the machine without appropriate protective
equipment may lead to serious external and internal
injuries.
Wear specified protective clothing and work cautiously at all
times.
•Inadequate local lighting
Inadequate lighting represents a high safety risk.
Provide adequate lighting for any work with the machine.
Other risks:
•Thrown-away items and spraying liquids
The circular-saw blade or mechanical particles may
injure your eyes when cutting.
Wear protective glasses when working with the machine.
Transport and storage
•The machine must be cleaned thoroughly before any
long storing.
•Protect the saw with a plastic sheet, cardboard, etc.
against weather conditions.
•The machine should always be transported by a
transport mean.
•The upper circular-saw blade of the machine must be
covered in a safe way by e.g. protective cover of the
circular-saw blade before any long storing and
transporting.
Assembly (pic. 1+2+3)
Caution! Unplug the machine before any servicing and
tool change.
Circular-saw blade installation:
1. Unscrew the sawdust box cover (pic. 1/12).
2. Loose the nut (pic. 2/1) using a special nut wrench.
3. Remove the outer flange (pic. 2/2) and take out the old
circular-saw blade (pic. 2/3).
4. Now fit in a new circular-saw blade. Caution! Make sure
the rotation direction is appropriate (see the arrow on the
circular-saw blade).
5. Refit the outer flange (pic. 2/2) and tighten the nut (pic.
2/1). The clearance of the circular-saw blade must be less
than 0.3 mm.
6. Re-screw the sawdust box cover (pic. 1/12).
Circular-saw blade cover installation:
1. Fit the circular-saw blade cover (pic. 3/11) on the splitting
wedge (pic. 3/17) and align it.
2. Put the hex screw (pic. 3/20) through the opening in the
circular-saw blade cover (pic. 3/11) and secure it with a
nut (pic. 3/21) in the splitting wedge (pic. 3/17) 3/21).
3. Disassembly takes place in a reversed order.
Caution: It must be possible to move the circular-saw
blade cover freely. Therefore, do not tighten the nut too
much.
Table insert change
1. Caution: Unplug the machine!
2. Unscrew six screws (pic. 3/19).
3. Remove the circular-saw blade cover (pic. 3/11) (see
Circular-saw blade cover installation)
4. Remove any worn-out table insert (pic. 3/18) in the
upward direction.
5. Fitting a new table insert takes place in a reversed order.
Before putting the machine into operation
Take the machine out of the transport package and check it
whether there are the following parts. Please contact your
dealer if any parts are missing or are damaged.
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Put the machine on a level and horizontal surface. The
machine must be installed steadily, i.e. screwed firmly to the
desk or a solid base.
All covers and safety equipment must be properly installed
before putting the machine into operation.
The circular-saw blade must rotate freely.
Pay attention to undesirable items such as nails, screws, etc.
that may be present in the processed wood.
Before pressing the On/Off button, make sure the circular-saw
blade is fitted properly and the moving parts rotate easily.
Before plugging the machine, make sure the details on the
type label correspond to the system details.
Operation (pic. 1+4+5)
On/Off (pic. 1/6)
•The saw may be started by pressing the green button (I).
Before cutting, wait until the circular-saw blade reaches
its maximum speed.
•To switch the saw off, you must press the red button (0).
Parallel stop (pic. 1)
•The parallel stop (pic. 1/10) must be used for longitudinal
cutting of wood pieces. 1/10).
•Shift the parallel stop (pic. 1/10) either to the right or left
side of the saw table (pic. 1/3),
•Using the scale on the saw table (pic. 1/3), the parallel
stop (10) may be adjusted to the required dimension.
•Tighten both star screws (pic. 1/4), which will fixate the
parallel stop.
Angle adjustment (pic. 1+4+5)
Adjust the swing circular-saw blade depending on the cut
piece size.
Caution! Tighten the screws at all times to prevent any
unintentional saw table turnover.
•Loosen the clamping lever screw (pic. 1/7) (one for front
and one for back). The indicator must be in the 0 position
on the angle adjustment scale (pic. 1/5) (the circular-saw
blade is now perpendicular to the table). Retighten the
clamping lever screw (pic. 1/7) and you can perform the
required cut (pic. 4/a).
•Loosen the clamping lever screw (pic. 1/7) (one for front
and one for back). The indicator must be in the 45°
position on the angle adjustment scale (pic. 1/5). Retighten
the clamping lever screw (pic. 1/7) and you can perform
the required cut (pic. 4/b).
To cut at 45° angle, adjust the parallel stop or turn the
circular-saw blade and then use the miter cutting stop to
perform cuts at 45°.
•Turn the indicator back to 0. Retighten the clamping lever
screw (pic. 1/7), use the miter cutting stop (pic. 1/2) for
better holding. You can perform the required cut (pic. 5/a).
•Turn the indicator to 45°. Retighten the clamping lever
screw (pic. 1/7), use the miter cutting stop (pic. 1/2) for
better holding. You can perform the required cut (pic. 5/b).
Brake
This table circular saw has been fitted with an automatic
engine brake. If the maximum braking time of 10 seconds
(time from machine switch-off to circular-saw blade stopping)
is exceeded, you must have the machine checked by a
professional.
Operation (pic. 1+6+7+8)
After each new setting, we recommend a test cut to check the
set dimensions.
Cutting small workpieces (width < 120 mm)
(pic. 1+6)
•Set the parallel stop (pic. 6/10) depending on the
specified workpiece width.
•Slide the workpiece forward by both hands. Use
essentially the sliding bar (pic. 6/16) near the circular-
saw blade (pic. 1/1). (sliding bar included in the supply!)
•Slide the workpiece to the end of the splitting wedge at
all times.
Caution! For short workpieces, the sliding bar needs
to be used at the start of cutting.
Cutting very small workpieces (width < 30 mm) (pic. 7)
•The parallel stop (pic. 7/10) must be set to the workpiece
cutting width.
•Slide the workpiece using the sliding stick (pic. 7/a) to
the end of the splitting wedge.
•Secure long workpieces against turnover at the end of
cutting (e.g. by stand against rotation, etc.).
•The sliding stick is not included in the supply!
45° cuts of small workpieces (pic. 1+8)
The 45° cuts may only be performed using the parallel stop
(pic. 8/10) and the angle stop (pic. 8/2).
•Fit the angle stop (pic. 8/2) on the parallel stop.
•Set the parallel stop (pic. 8/10) to the required workpiece
length and clamp it.
•Put the workpiece to the angle stop (pic. 8/2).
•Switch the saw on and slide the angle stop (pic. 8/ (2)
with the piece of wood along the parallel stop (pic. 8/10)
to the circular-saw blade. (pic. 1/1).
•Switch the saw off after performing the cut.
Step by step instructions
1. Set the stops depending on the required cut.
2. Start the machine.
3. Use the sliding bar and slide the workpiece slowly and
evenly to the circular-saw blade until the cut is complete.
4. Switch the saw off and wait until the blade fully stops.
5. Take the workpiece out now.
Inspections and servicing
Unplug the machine before any work on it.
•Use a moist cloth to clean plastic parts. Do not use
cleaning agents, solvents and pointed items.
•Remove any dirt off the saw table surface using an
appropriate maintenance and treatment spray.
•Remove any deposited dust off the ventilation slot and
moving parts using a soft wiper or brush.
•At regular intervals, lubricate all moving metal parts with
oil.
Safety instructions for inspections and servicing
Only a regularly serviced and treated machine may be a
satisfactory aid. Inappropriate servicing and maintenance may
lead to unforeseen accidents and injuries.
Inspections and servicing plan
After each use:
•Remove any dust off the ventilation slots and
moving parts.
•Remove any dust off the saw.
At regular intervals:
•Lubricate the moving metal parts with multi-purpose
oil.
•Check whether all screws are tightened firmly. They
may get loosened due to vibrations.
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Service
Any technical questions? Complaint? Do you need spare
parts or operation manual?
Go to our website www.guede.com and the section Service
will help you quickly and without bureaucracy. Please, help us
to help you. In order to identify your device in case of
complaint, please indicate serial number, order number and
year of manufacture. All information is available on the
product label. To have all information always at hand, put
them down.
Serial number:
Order number:
Year of manufacture:
Phone: [phone] / 700-360
Fax: [phone]
E-Mail: [email protected]
Failures – causes - remedies
Failure Cause Remedy
Engine not running
1. No power supply to machine.
2. Power supply interrupted by thermal sensor. 1. Check the power supply and the feeder cable; contact an electrician to help you.
2. Wait for 5-10 min before starting the machine
again.
Engine keeps switching
off when being operated
1. Thermal sensor of the engine is defective.
2. Engine protection keeps switching off due to
overloading.
1. Ask an electrician to do the replacement.
2. Wait until the engine has cooled down and start
the machine again after 5-10 min.
Overloading causes
1. Feeder cable is too long or has too small
cross section.
2. Circular-saw blade is not sufficiently sharp.
3. Circular-saw blade teeth point to wrong
distribution.
1. Use an extension cable with cross section of 1.5
mm²
2. Sharpen the circular-saw blade.
3. Ask a professional to provide appropriate
distribution.
Charred workpiece 1. Circular-saw blade is blunt. 1. Sharpen or replace the circular-saw blade.
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