Hilti AG 4S-22­100 Cordless Angle Grinder ユーザーマニュアル

タイプ
ユーザーマニュアル
AG 4S-22100
English 1
日本語 18
한국어 36
繁體中文 52
中文 67
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AG 4S-22100
en Originaloperatinginstructions....................................... 1
ja 書 ............................................ 18
ko ............................................. 36
zh .................................................. 52
cn 文 ............................................... 67
*2252235* 2252235 English 1
Original operating instructions
1 Information about the operating instructions
1.1 About these operating instructions
Read these operating instructions before the product is used or operated for the first time. This is a
prerequisite for safe, trouble-free handling and use of the product.
Observe the safety instructions and warnings in these operating instructions and on the product.
Always keep the operating instructions with the product and make sure that the product is accompanied
by these operating instructions only, when the product is given to other persons.
1.2 Explanation of symbols
1.2.1 Warnings
Warnings alert persons to hazards that occur when handling or using the product. The following signal words
are used:
DANGER
DANGER !
Draws attention to imminent danger that will lead to serious personal injury or fatality.
WARNING
WARNING !
Draws attention to a potential threat of danger that can lead to serious injury or fatality.
CAUTION
CAUTION !
Draws attention to a potentially dangerous situation that could lead to personal injury or damage to the
equipment or other property.
1.2.2 Symbols in the operating instructions
The following symbols are used in these operating instructions:
Comply with the operating instructions
Instructions for use and other useful information
Dealing with recyclable materials
Do not dispose of electric equipment and batteries as household waste
Hilti Liion battery
Hilti charger
1.2.3 Symbols in illustrations
The following symbols are used in illustrations:
These numbers refer to the illustrations at the beginning of these operating instructions.
The numbering reflects the sequence of operations shown in the illustrations and may deviate
from the steps described in the text.
Item reference numbers are used in the overview illustration and refer to the numbers used in
the key in the product overview section.
These characters are intended to specifically draw your attention to certain points when handling
the product.
2 English 2252235 *2252235*
1.3 Product-dependent symbols
1.3.1 Symbols on the product
The following symbols can be used on the product:
Wear eye protection
Rated speed
Revolutions per minute
Revolutions per minute
Diameter
Direct current (DC)
Do not work with the standard guard when carrying out cutting work.
Always work with both hands.
The product supports near-field communication (NFC) technology compatible with iOS and
Android platforms.
Li-ion battery
Never use the battery as a striking tool.
Do not drop the battery. Never use a battery that has suffered an impact or is damaged in any
other way.
1.4 Product information
products are designed for professional users and only trained, authorized personnel are
permitted to operate, service and maintain the products. This personnel must be specifically informed about
the possible hazards. The product and its ancillary equipment can present hazards if used incorrectly by
untrained personnel or if used not in accordance with the intended use.
The type designation and serial number are printed on the rating plate.
Write down the serial number in the table below. You will be required to state the product details when
contacting Hilti Service or your local Hilti organization to inquire about the product.
Product information
Cordless angle grinder AG 4S-22-100
Generation 02
Serial no.
1.5 Declaration of conformity
The manufacturer declares, on his sole responsibility, that the product described here complies with the
applicable legislation and standards. A copy of the declaration of conformity can be found at the end of this
documentation.
The technical documentation is filed here:
Hilti Entwicklungsgesellschaft mbH | Tool Certification | Hiltistrasse 6 | D-86916 Kaufering, Germany
2 Safety
2.1 General power tool safety warnings
WARNING Read all safety warnings, instructions, illustrations and specifications provided with this
power tool. Failure to follow all instructions listed below may result in electric shock, fire and/or serious injury.
Save all warnings and instructions for future reference.
*2252235* 2252235 English 3
The term "power tool" in the warnings refers to your mains-operated (corded) power tool or battery-operated
(cordless) power tool.
Work area safety
Keep work area clean and well lit. Cluttered or dark areas invite accidents.
Do not operate power tools in explosive atmospheres, such as in the presence of flammable
liquids, gases or dust. Power tools create sparks which may ignite the dust or fumes.
Keep children and bystanders away while operating a power tool. Distractions can cause you to lose
control.
Electrical safety
Power tool plugs must match the outlet. Never modify the plug in any way. Do not use any adapter
plugs with earthed (grounded) power tools. Unmodified plugs and matching outlets will reduce risk of
electric shock.
Avoid body contact with earthed or grounded surfaces, such as pipes, radiators, ranges and
refrigerators. There is an increased risk of electric shock if your body is earthed or grounded.
Do not expose power tools to rain or wet conditions. Water entering a power tool will increase the
risk of electric shock.
Do not abuse the cord. Never use the cord for carrying, pulling or unplugging the power tool. Keep
cord away from heat, oil, sharp edges or moving parts. Damaged or entangled cords increase the
risk of electric shock.
When operating a power tool outdoors, use an extension cord suitable for outdoor use. Use of a
cord suitable for outdoor use reduces the risk of electric shock.
If operating a power tool in a damp location is unavoidable, use a residual current device (RCD)
protected supply. Use of an RCD reduces the risk of electric shock.
Personal safety
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 influence of drugs, alcohol or medication. A
moment of inattention while operating power tools may result in serious personal injury.
Use personal protective equipment. Always wear eye protection. Protective equipment such as a
dust mask, non-skid safety shoes, hard hat or hearing protection used for appropriate conditions will
reduce personal injuries.
Prevent unintentional starting. Ensure the switch is in the off-position before connecting to power
source and/or battery pack, picking up or carrying the tool. Carrying power tools with your finger on
the switch or energising power tools that have the switch on invites accidents.
Remove any adjusting key or wrench before turning the power tool on. A wrench or a key left
attached to a rotating part of the power tool may result in personal injury.
Do not overreach. Keep proper footing and balance at all times. This enables better control of the
power tool in unexpected situations.
Dress properly. Do not wear loose clothing or jewellery. Keep your hair and clothing away from
moving parts. Loose clothes, jewellery or long hair can be caught in moving parts.
If devices are provided for the connection of dust extraction and collection facilities, ensure these
are connected and properly used. Use of dust collection can reduce dust-related hazards.
Do not let familiarity gained from frequent use of tools allow you to become complacent and ignore
tool safety principles. A careless action can cause severe injury within a fraction of a second.
Power tool use and care
Do not force the power tool. Use the correct power tool for your application. The correct power tool
will do the job better and safer at the rate for which it was designed.
Do not use the power tool if the switch does not turn it on and off. Any power tool that cannot be
controlled with the switch is dangerous and must be repaired.
Disconnect the plug from the power source and/or remove the battery pack, if detachable, from
the power tool before making any adjustments, changing accessories, or storing power tools.
Such preventive safety measures reduce the risk of starting the power tool accidentally.
Store idle power tools out of the reach of children and do not allow persons unfamiliar with the
power tool or these instructions to operate the power tool. Power tools are dangerous in the hands
of untrained users.
Maintain power tools and accessories. Check for misalignment or binding of moving parts,
breakage of parts and any other condition that may affect the power tool’s operation. If damaged,
have the power tool repaired before use. Many accidents are caused by poorly maintained power
tools.
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Keep cutting tools sharp and clean. Properly maintained cutting tools with sharp cutting edges are
less likely to bind and are easier to control.
Use the power tool, accessories and tool bits etc. in accordance with these instructions, taking
into account the working conditions and the work to be performed. Use of the power tool for
operations different from those intended could result in a hazardous situation.
Keep handles and grasping surfaces dry, clean and free from oil and grease. Slippery handles and
grasping surfaces do not allow for safe handling and control of the tool in unexpected situations.
Battery tool use and care
Recharge only with the charger specified by the manufacturer. A charger that is suitable for one type
of battery pack may create a risk of fire when used with another battery pack.
Use power tools only with specifically designated battery packs. Use of any other battery packs may
create a risk of injury and fire.
When battery pack is not in use, keep it away from other metal objects, like paper clips, coins,
keys, nails, screws or other small metal objects, that can make a connection from one terminal to
another. Shorting the battery terminals together may cause burns or a fire.
Under abusive conditions, liquid may be ejected from the battery; avoid contact. If contact
accidentally occurs, flush with water. If liquid contacts eyes, additionally seek medical help. Liquid
ejected from the battery may cause irritation or burns.
Do not use a battery pack or tool that is damaged or modified. Damaged or modified batteries may
exhibit unpredictable behaviour resulting in fire, explosion or risk of injury.
Do not expose a battery pack or tool to fire or excessive temperature. Exposure to fire or temperature
above 130° C (265 °F) may cause explosion.
Follow all charging instructions and do not charge the battery pack or tool outside the temperature
range specified in the instructions. Charging improperly or at temperatures outside the specified range
may damage the battery and increase the risk of fire.
Service
Have your power tool serviced by a qualified repair person using only identical replacement parts.
This will ensure that the safety of the power tool is maintained.
Never service damaged battery packs. Service of battery packs should only be performed by the
manufacturer or authorized service providers.
2.2 Safety instructions for all operations
Safety warnings common for grinding, sanding, wire brushing, polishing or cutting-off operations:
This power tool is intended to function as a grinder, sander, wire brush, polisher, hole cutter or
cut-off tool. Read all safety warnings, instructions, illustrations and specifications provided with
this power tool. Failure to follow all instructions listed below may result in electric shock, fire and/or
serious injury.
Do not convert this power tool to operate in a way which is not specifically designed and specified
by the tool manufacturer. Such a conversion may result in a loss of control and cause serious personal
injury.
Do not use accessories which are not specifically designed and specified by the tool manufacturer.
Just because the accessory can be attached to your power tool, it does not assure safe operation.
The rated speed of the accessory must be at least equal to the maximum speed marked on the
power tool. Accessories running faster than their rated speed can break and fly apart.
The outside diameter and the thickness of your accessory must be within the capacity rating of
your power tool. Incorrectly sized accessories cannot be adequately guarded or controlled.
The dimensions of the accessory mounting must fit the dimensions of the mounting hardware of
the power tool. Accessories that do not match the mounting hardware of the power tool will run out of
balance, vibrate excessively and may cause loss of control.
Do not use a damaged accessory. Before each use inspect the accessory such as abrasive
wheels for chips and cracks, backing pad for cracks, tear or excess wear, wire brush for loose or
cracked wires. If power tool or accessory is dropped, inspect for damage or install an undamaged
accessory. After inspecting and installing an accessory, position yourself and bystanders away
from the plane of the rotating accessory and run the power tool at maximum no-load speed for
one minute. Damaged accessories will normally break apart during this test time.
Wear personal protective equipment. Depending on application, use face shield, safety goggles or
safety glasses. As appropriate, wear dust mask, hearing protectors, gloves and workshop apron
capable of stopping small abrasive or workpiece fragments. The eye protection must be capable of
stopping flying debris generated by various applications. The dust mask or respirator must be capable
*2252235* 2252235 English 5
of filtrating particles generated by the particular application. Prolonged exposure to high intensity noise
may cause hearing loss.
Keep bystanders a safe distance away from work area. Anyone entering the work area must wear
personal protective equipment. Fragments of workpiece or of a broken accessory may fly away and
cause injury beyond immediate area of operation.
Hold the power tool by insulated gripping surfaces only, when performing an operation where the
cutting tool may contact hidden wiring. Contact with a "live" wire will also make exposed metal parts
of the power tool "live" and could give the operator an electric shock.
Position the cord clear of the spinning accessory. If you lose control, the cord may be cut or snagged
and your hand or arm may be pulled into the spinning accessory.
Never lay the power tool down until the accessory has come to a complete stop. The spinning
accessory may grab the surface and pull the power tool out of your control.
Do not run the power tool while carrying it at your side. Accidental contact with the spinning
accessory could snag your clothing, pulling the accessory into your body.
Regularly clean the power tool’s air vents. The motor’s fan will draw the dust inside the housing and
excessive accumulation of powdered metal may cause electrical hazards.
Do not operate the power tool near flammable materials. Sparks could ignite these materials.
Do not use accessories that require liquid coolants. Using water or other liquid coolants may result
in electrocution or shock.
Kickback and related warnings
Kickback is a sudden reaction to a pinched or snagged rotating wheel, backing pad, brush or any other
accessory. Pinching or snagging causes rapid stalling of the rotating accessory which in turn causes the
uncontrolled power tool to be forced in the direction opposite of the accessory’s rotation at the point of the
binding.
For example, if an abrasive wheel is snagged or pinched by the workpiece, the edge of the wheel that is
entering into the pinch point can dig into the surface of the material causing the wheel to climb out or kick
out. The wheel may either jump toward or away from the operator, depending on direction of the wheel’s
movement at the point of pinching. Abrasive wheels may also break under these conditions.
Kickback is the result of power tool misuse and / or incorrect operating procedures or conditions and can
be avoided by taking proper precautions as given below.
Maintain a firm grip with both hands on the power tool and position your body and arms to allow
you to resist kickback forces. Always use auxiliary handle, if provided, for maximum control over
kickback or torque reaction during start-up. The operator can control torque reactions or kickback
forces, if proper precautions are taken.
Never place your hand near the rotating accessory. Accessory may kickback over your hand.
Do not position your body in the area where power tool will move if kickback occurs. Kickback will
propel the tool in direction opposite to the wheel’s movement at the point of snagging.
Use special care when working corners, sharp edges etc. Avoid bouncing and snagging the
accessory. Corners, sharp edges or bouncing have a tendency to snag the rotating accessory and
cause loss of control or kickback.
Do not attach a saw chain woodcarving blade, segmented diamond wheel with a peripheral gap
greater than 10 mm or toothed saw blade. Such blades create frequent kickback and loss of control.
Safety warnings specific for grinding and cutting-off operations:
Use only wheel types that are specified for your power tool and the specific guard designed for
the selected wheel. Wheels for which the power tool was not designed cannot be adequately guarded
and are unsafe.
The grinding surface of centre depressed wheels must be mounted below the plane of the guard
lip. An improperly mounted wheel that projects through the plane of the guard lip cannot be adequately
protected.
The guard must be securely attached to the power tool and positioned for maximum safety, so the
least amount of wheel is exposed towards the operator. The guard helps to protect the operator from
broken wheel fragments, accidental contact with wheel and sparks that could ignite clothing.
Wheels must be used only for specified applications. For example: do not grind with the side of
cut-off wheel. Abrasive cut-off wheels are intended for peripheral grinding, side forces applied to these
wheels may cause them to shatter.
Always use undamaged wheel flanges that are of correct size and shape for your selected wheel.
Proper wheel flanges support the wheel thus reducing the possibility of wheel breakage. Flanges for
cut-off wheels may be different from grinding wheel flanges.
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Do not use worn down wheels from larger power tools. A wheel intended for larger power tool is not
suitable for the higher speed of a smaller tool and may burst.
When using dual purpose wheels always use the correct guard for the application being performed.
Failure to use the correct guard may not provide the desired level of guarding, which could lead to serious
injury.
Additional safety warnings specific for cutting-off operations:
Do not "jam" the cut-off wheel or apply excessive pressure. Do not attempt to make an excessive
depth of cut. Overstressing the wheel increases the loading and susceptibility to twisting or binding of
the wheel in the cut and the possibility of kickback or wheel breakage.
Do not position your body in line with and behind the rotating wheel. When the wheel, at the point of
operation, is moving away from your body, the possible kickback may propel the spinning wheel and the
power tool directly at you.
When the wheel is binding or when interrupting a cut for any reason, switch off the power tool and
hold it motionless until the wheel comes to a complete stop. Never attempt to remove the cut-off
wheel from the cut while the wheel is in motion otherwise kickback may occur. Investigate and take
corrective action to eliminate the cause of wheel binding.
Do not restart the cutting operation in the workpiece. Let the wheel reach full speed and carefully
re-enter the cut. The wheel may bind, walk up or kickback if the power tool is restarted in the workpiece.
Support panels or any oversized workpiece to minimize the risk of wheel pinching and kickback.
Large workpieces tend to sag under their own weight. Supports must be placed under the workpiece
near the line of cut and near the edge of the workpiece on both sides of the wheel.
Use extra caution when making a "pocket cut" into existing walls or other blind areas. The
protruding wheel may cut gas or water pipes, electrical wiring or objects that can cause kickback.
Do not attempt to do curved cutting. Overstressing the wheel increases the loading and susceptibility
to twisting or binding of the wheel in the cut and the possibility of kickback or wheel breakage, which
can lead to serious injury.
Safety warnings specific for sanding operations:
Use proper sized sanding disc paper. Follow manufacturers recommendations, when selecting
sanding paper. Larger sanding paper extending too far beyond the sanding pad presents a laceration
hazard and may cause snagging, tearing of the disc or kickback.
Safety warnings specific for polishing operations:
Do not allow any loose portion of the polishing bonnet or its attachment strings to spin freely. Tuck
away or trim any loose attachment strings. Loose and spinning attachment strings can entangle your
fingers or snag on the workpiece.
Safety warnings specific for wire brushing operations:
Be aware that wire bristles are thrown by the brush even during ordinary operation. Do not
overstress the wires by applying excessive load to the brush. The wire bristles can easily penetrate
light clothing and / or skin.
If the use of a guard is specified for wire brushing, do not allow any interference of the wire wheel
or brush with the guard. Wire wheel or brush may expand in diameter due to work load and centrifugal
forces.
2.3 Additional safety instructions
Personal safety
Use the product and accessories only when they are in perfect working order.
Never tamper with or modify the product or accessories in any way.
Always hold the product with both hands on the grips provided. Keep the grips dry, clean and free from
oil and grease.
Respiratory protection must be worn if the product is used without a dust removal system for work that
creates dust.
Take frequent breaks and do physical exercises to improve the blood circulation in your fingers. High
vibration during long periods of work can lead to disorders of the blood vessels and nervous system in
the fingers, hands and wrists.
Do not touch rotating parts. Switch the product on only after it is in position at the workpiece. Touching
rotating parts, especially rotating accessory tools, can result in injury.
Wait until the product stops completely before you lay it down.
The product is not intended for use by debilitated persons who have received no special training. Keep
the product out of reach of children.
*2252235* 2252235 English 7
Dust produced by grinding, sanding, cutting and drilling can contain dangerous chemicals. Some
examples are: lead or lead-based paints; brick, concrete and other masonry products, natural stone
and other products containing silicates; certain types of wood, such as oak, beech and chemically
treated wood; asbestos or materials that contain asbestos. Determine the exposure of the operator and
bystanders by means of the hazard classification of the materials to be worked. Implement the necessary
measures to restrict exposure to a safe level, for example by the use of a dust collection system or by
the wearing of suitable respiratory protection. The general measures for reducing exposure include:
working in an area that is well ventilated,
avoidance of prolonged contact with dust,
directing dust away from the face and body,
wearing protective clothing and washing exposed areas of the skin with water and soap.
The user and the other persons in the vicinity must wear eye protection, a hard hat and ear protection
while the product is in use.
Wear protective gloves when changing the accessory tool. Touching the accessory tool can result in
cuts and burns.
Risk of injury by falling tools and/or accessories. Before starting work, check that the battery and installed
accessories are secure.
Keep the air vents clear at all times. Risk of burn injuries due to blocked air vents!
Switch the product on only after you have brought it to the working position.
Wait until the product stops completely before you lay it down.
If the product detects operation beyond its limits or a discharged battery, there is a possibility that the
tool will no longer be braked by the motor.
Do not attach a belt hook to this product.
Power tool use and care
Grinding discs must be stored and handled carefully in accordance with the manufacturer’s instructions.
Never use the product without the guard.
Secure the workpiece. Use clamps or a bench vise to hold the workpiece in position. The workpiece is
thus held more securely than by hand and both hands remain free to operate the product.
Do not use cut-off wheels for grinding.
Tighten the accessory tool and flange securely. If the accessory tool and flange are not tightened
securely, the accessory tool may work loose from the arbor due to the braking effect of the motor after
switching off.
Electrical safety
Before beginning work, check the working area for concealed electric cables or gas and water pipes.
External metal parts of the product could give you an electric shock or cause an explosion if you
accidentally damage an electric cable or a gas or water pipe.
Dirty or dusty products that have been used frequently for work on conductive materials should be
checked at regular intervals by Hilti Service. Dust (especially dust from conductive materials) or
dampness adhering to the surface of the power tool may, under unfavorable conditions, lead to electric
shock.
Workplace
Apply appropriate safety measures at the opposite side of the workpiece in work that involves breaking
through. Pieces of debris could drop out and / or fall down and injure other persons.
Slits cut in load-bearing walls of buildings or other structures may influence the statics of the structure,
especially when steel reinforcing bars or load-bearing components are cut through. Consult the
responsible structural engineer, architect or person in charge of the building project before beginning the
work.
2.4 Careful handling and use of batteries
Comply with the following safety instructions for the safe handling and use of Li-ion batteries.
Failure to comply can lead to skin irritation, severe corrosive injury, chemical burns, fire and/or explosion.
Use only batteries that are in perfect working order.
Treat batteries with care in order to avoid damage and prevent leakage of fluids that are extremely
harmful to health!
Do not under any circumstances modify or tamper with batteries!
Do not disassemble, crush or incinerate batteries and do not subject them to temperatures over 80 °C
(176 °F).
8 English 2252235 *2252235*
Never use or charge a battery that has suffered an impact or been damaged in any other way. Check
your batteries regularly for signs of damage.
Never use recycled or repaired batteries.
Never use the battery or a battery-operated power tool as a striking tool.
Never expose batteries to the direct rays of the sun, elevated temperature, sparking, or open flame. This
can lead to explosions.
Do not touch the battery poles with your fingers, tools, jewelry, or other electrically conductive objects.
This can damage the battery and also cause material damage and personal injury.
Keep batteries away from rain, moisture and liquids. Penetrating moisture can cause short circuits,
electric shock, burns, fire and explosions.
Use only chargers and power tools approved for the specific battery type. Read and follow the relevant
operating instructions.
Do not use or store the battery in explosive environments.
If the battery is too hot to touch, it may be defective. Put the battery in a place where it is clearly visible
and where there is no risk of fire, at an adequate distance from flammable materials. Allow the battery to
cool down. If it is still too hot to touch after an hour, the battery is faulty. Consult Hilti Service or read the
document entitled "Instructions on safety and use for Hilti Li-ion batteries".
Observe the special guidelines applicable to the transport, storage and use of lithium-ion batteries.
→ page 16
Read the instructions on safety and use of Hilti Li-ion batteries that you can access by scanning
the QR code at the end of these operating instructions.
3 Description
3.1 Product overview 1
@Spark guard
;Dust filter
=Battery
%Battery status indicator
&Battery release button
(Speed regulation
)On/off switch
+Spindle lock button
§Side handle
/Threaded bushing for the grip
:Keyed locating lug
Spindle
$Clamping lever
£Adjusting screw
|Standard guard
¡Clamping flange
QAbrasive cut-off wheel / abrasive grinding
wheel
WClamping nut
EPin wrench
3.2 Intended use
The product described is a hand-held cordless angle grinder. It is designed for cutting and grinding metal
and mineral materials, brushing and sandpapering, all without the use of water. It can be used only for dry
grinding / cutting.
For this product, use only Hilti Nuron lithium-ion batteries of the B 22 series. For optimum performance,
Hilti recommends the batteries stated in the table at the end of these operating instructions for this
product.
*2252235* 2252235 English 9
For these batteries, use only Hilti chargers of the type series stated in the table at the end of these
operating instructions.
3.3 Items supplied
Angle grinder, side handle, standard guard, front cover, clamping flange, clamping nut, pin wrench, dust
filter, operating instructions.
Other system products approved for use with this product can be found at your local Hilti Store or at:
www.hilti.group
3.4 ATC
The product is equipped with the ATC (Active Torque Control) quick-acting electronic cut-out.
If the accessory tool sticks or stalls, the product will suddenly pivot about its own axis in the opposite direction.
ATC detects this sudden pivoting movement of the product and switches the product off immediately.
For ATC to function correctly, the product must be free to pivot.
After an ATC cut-out, switch the product off and then on again.
3.5 Motor protection function
The motor protection function monitors current consumption and motor temperature and prevents the
product from overheating.
If the motor is overloaded through application of excessive working pressure, the product’s performance
drops noticeably or it might stall completely.
If the power tool stalls or slows significantly due to overloading, release the pressure applied to the
product and then allow it to run under no load for approx. 30 seconds.
3.6 Integrated brake
The integrated brake reduces the time it takes until the accessory tool stops rotating after switching off.
This functions correctly only as long as the product is supplied with electric current.
Braking time varies, depending on the selected accessory tool.
3.7 Front cover 2
Use the standard guard with front cover for the applications listed below:
Grinding with straight grinding discs
Cutting with cut-off wheels
3.8 DG-EX 100/4" dust hood for grinding (accessory) 3
The grinding system is suitable only for occasional use with diamond cup wheels for grinding mineral
materials.
Use of this guard for working on metal is not permissible.
3.9 Status indicators of the Liion battery
Hilti Nuron Li-ion batteries can indicate state of charge, fault messages and the battery's state of health.
3.9.1 Indicators for state of charge and fault messages
WARNING
Risk of injury by a falling battery!
If the release button is pressed with a battery inserted in the product, subsequently check that the battery
is correctly re-engaged and secure.
Short-press the release button of the battery to get whichever of the following status indications is applicable
at the time.
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State of charge and, if applicable, faults are indicated constantly as long as the connected product is
switched on.
Status Meaning
Four (4) LEDs show constantly green State of charge: 100 % to 71 %
Three (3) LEDs show constantly green State of charge: 70 % to 51 %
Two (2) LEDs show constantly green State of charge: 50 % to 26 %
One (1) LED shows constantly green State of charge: 25 % to 10 %
One (1) LED slow-flashes green State of charge: < 10 %
One (1) LED quick-flashes green The Li-ion battery is completely discharged.
Recharge the battery.
If the LED again starts quick-flashing after the bat-
tery has been charged, consult Hilti Service.
One (1) LED quick-flashes yellow The Li-ion battery or the product in which it is in-
serted is overloaded, too hot or too cold, or experi-
encing some other fault.
Bring the product and the battery to the recom-
mended working temperature and do not overload
the product when it is in use.
If the message persists, consult Hilti Service.
One (1) LED shows yellow The Li-ion battery and the product in which it is
inserted are not compatible. Consult Hilti Service.
One (1) LED quick-flashes red The Li-ion battery is locked and cannot be used.
Consult Hilti Service.
3.9.2 Indicators showing the battery's state of health
To check the battery's state of health, press the release button and hold it down for longer than three
seconds. The system does not detect a potential malfunction of the battery due to misuse, for example
battery dropped or pierced, external heat damage, etc.
Status Meaning
All LEDs show in sequence, followed by one (1)
LED showing constantly green.
The battery can remain in use.
All LEDs show in sequence, followed by one (1)
LED quick-flashing yellow.
The check to ascertain the battery's state of health
did not complete. Repeat the procedure, or consult
Hilti Service.
All LEDs show in sequence, followed by one (1)
LED showing constantly red.
If a connected product can still be used, the re-
maining battery capacity is below 50 %.
If a connected product can no longer be used, the
battery has reached the end of its useful life and
has to be replaced. Consult Hilti Service.
4 Consumables
Use only synthetic-resin-bonded, fiber-reinforced wheels approved for a rotational speed of at least 11,500
rpm and a peripheral speed of 80 m/s.
For cut-off wheels the maximum permissible wheel diameter is 104.9 mm and the maximum permissible
wheel thickness is 2.5 mm.
For grinding wheels the maximum permissible wheel diameter is 100 mm and the maximum permissible
wheel thickness is 6.4 mm.
ATTENTION! When cutting or slitting with abrasive cut-off wheels always use the standard guard with
the additional front cover, or a fully enclosing dust hood.
Wheels
Type Application Designation Material
Abrasive cut-off wheel Cutting, slitting ACD Metal
Diamond cut-off wheel Cutting, slitting DC-TP, DCD (SPX,
SP, P)
Mineral
*2252235* 2252235 English 11
Type Application Designation Material
Abrasive grinding wheel Rough grinding AGD, AFD, AND Metal
Diamond grinding wheel Rough grinding DGCW (SPX, SP,
P)
Mineral
Wire brush Wire brushes 3CS, 4CS, 3SS,
4SS
Metal
Abrasive resin-fiber wheel Rough grinding AP-D Metal
Suitability of wheels for the equipment used
Item Equipment ACD AP-D AGD,
AFD,
AND
DG-CW
(SPX, SP,
P)
DC-TP,
DC-D
(SPX, SP,
P)
3CS, 4CS,
3SS, 4SS,
DD-M14
A Guard (standard) ✓ ✓ ✓ ✓ ✓ ✓
B Front cover (in
combination with
A)
— — —
C Dust hood (grinding)
DGEX 100⁄4"
— — — — —
D Side handle (stan-
dard)
✓✓✓✓✓✓
E Clamping nut (stan-
dard)
✓ ✓ ✓
F Clamping flange
(standard)
✓ ✓ ✓
G Clamping nut (abra-
sive resin-fiber
wheel)
— — — —
H Support plate (abra-
sive resin-fiber
wheel)
— — — —
5 Technical data
AG 4S-22-100
Rated voltage 21.6 V
Rated speed 8,500 /min
Maximum wheel diameter 104.9 mm
Weight in accordance with EPTA procedure 01,
without battery
1.9 kg
Drive spindle thread 10
Spindle length 16 mm
Ambient temperature for operation −17 ℃ … 60 ℃
(1 ℉ … 140 ℉)
Storage temperature −20 ℃ … 70 ℃
(−4 ℉ … 158 ℉)
5.1 Battery
Battery operating voltage 21.6 V
Weight, battery See the end of these operating
instructions
Ambient temperature for operation −17 ℃ … 60 ℃
(1 ℉ … 140 ℉)
12 English 2252235 *2252235*
Storage temperature −20 ℃ … 40 ℃
(−4 ℉ … 104 ℉)
Battery charging starting temperature −10 ℃ … 45 ℃
(14 ℉ … 113 ℉)
5.2 Noise information and vibration values in accordance with EN 60745
The sound pressure and vibration values given in these instructions have been measured in accordance with
a standardized test and may be used to compare one power tool with another. They may be used for a
preliminary assessment of exposure.
The data given represents the main applications of the power tool. However, if the power tool is used for
different applications, with different accessory tools or is poorly maintained, the data may vary. This may
significantly increase exposure over the total working period.
An accurate estimation of exposure should also take into account the times when the power tool is switched
off, or when it is running but not actually being used for a job. This may significantly reduce exposure over
the total working period.
Identify additional safety measures to protect the operator from the effects of noise and/or vibration, for
example: Maintaining the power tool and accessory tools, keeping the hands warm, organization of work
patterns.
AG 4S22 (100)
Noise information
Emission sound pressure level (LpA)81 dB(A)
Uncertainty for the sound pressure level (KpA)3 dB(A)
Sound power level (LWA)92 dB(A)
Uncertainty for the sound power level (KWA)3 dB(A)
Vibration information
Other applications, such as cutting, may produce vibration values that deviate from the given values.
AG 4S-22-100
Surface grinding (ah,AG) B 2255 4.4 m/s²
B 22255 3.7 m/s²
Uncertainty (K) 1.5 m/s²
6 Preparations at the workplace
WARNING
Risk of injury by inadvertent starting!
Before inserting the battery, make sure that the product is switched off.
Remove the battery before making any adjustments to the power tool or before changing accessories.
Observe the safety instructions and warnings in this documentation and on the product.
6.1 Charging the battery
1. Before charging the battery, read the operating instructions for the charger.
2. Make sure that the contacts on the battery and the contacts on the charger are clean and dry.
3. Use an approved charger to charge the battery. → page 8
6.2 Inserting the battery
WARNING
Risk of injury by short circuit or falling battery!
Before inserting the battery, make sure that the contacts on the battery and the contacts on the product
are free of foreign matter.
Make sure that the battery always engages correctly.
1. Charge the battery fully before using it for the first time.
*2252235* 2252235 English 13
2. Push the battery into the product until it engages with an audible click.
3. Check that the battery is seated securely.
6.3 Removing the battery
1. Press the battery release button.
2. Remove the battery from the product.
6.4 Installing the Hilti retaining strap (optional) 4
When working with the product, you must comply with national regulations for working at heights.
Comply with the operating instructions of the retaining strap.
1. Position the two tabs of the retaining strap accurately on the spark guard.
2. Secure the retaining strap with the corresponding screws through the holes provided in the spark guard.
3. Insert the battery. → page 12
6.5 Fall arrest
WARNING
Risk of injury by falling tool and/or accessory!
Use only the Hilti tool tether recommended for your product.
Prior to each use, always check the attachment point of the tool tether for possible damage.
Comply with the national regulations for working at heights.
As drop arrester for this product, use only a combination of the Hilti retaining strap and the Hilti tool tether
#2261970.
Secure the retaining strap to the installation openings for accessories. Check that it holds securely.
Secure one carabiner of the tool tether to the retaining strap and secure the second carabiner to a
load-bearing structure. Check that both carabiners hold securely.
Comply with the operating instructions of the Hilti retaining strap and those of the Hilti tool tether.
6.6 Fitting the side handle
Screw the side handle into one of the threaded bushings provided.
6.7 Fitting or removing the guard
CAUTION
Risk of injury. The accessory tool may be hot or have sharp edges.
Wear protective gloves when fitting, removing or adjusting the accessory tool or other parts and when
troubleshooting.
Observe the instructions for fitting the applicable guard.
6.7.1 Installing standard guard 5
The guard is keyed to ensure that only guards of a type suitable for use with the product can be
installed. The keyed locating lug also prevents the guard from coming into contact with the tool.
1. Open the clamping lever.
2. Fit the guard on to the arbor collar so that the keyed locating lug engages in the recess provided.
3. Turn the guard to the required position.
14 English 2252235 *2252235*
4. Secure the guard by closing the clamping lever.
The guard is preset to the correct clamping diameter by the adjusting screw. If tension is too low
when the guard is fitted, the adjusting screw can be tightened slightly to increase the clamping force.
6.7.2 Adjusting standard guard 6
1. Open the clamping lever.
2. Turn the guard to the required position.
3. Secure the guard by closing the clamping lever.
6.7.3 Removing standard guard
1. Open the clamping lever.
2. Rotate the guard until the keyed locating lug is aligned with the keyed locating groove and then remove
the guard.
6.8 Fitting or removing the front cover 7
The front cover must be in position on the standard guard.
1. Position the front cover, with the closed side facing up, on the standard guard.
The lock must engage with an audible click.
2. To remove, open the lock of the front cover.
3. Remove the front cover from the standard guard.
6.9 Fitting and removing accessory tools
CAUTION
Risk of injury. The accessory tool may be hot.
Wear protective gloves when changing the accessory tool.
Diamond wheels must be replaced when their cutting or grinding performance drops significantly. This
generally is the case when the segments reach a height of less than 2 mm.
Other wheels must be replaced when their cutting performance drops significantly or other parts of
the angle grinder (not the wheel) come into contact with the material you are working on.
Abrasive wheels must be replaced when their expiry date has been reached.
6.9.1 Installing accessory tool 8
WARNING
Risk of injury. The accessory tool may work loose due to the braking effect of the motor.
Wait until the accessory tool has come to a standstill before touching or gripping the accessory tool or
the clamping nut.
Secure the accessory tool by tightening the clamping flange and clamping nut firmly so that no parts
work loose from the spindle due to the braking effect of the motor.
1. Fit the clamping flange on to the drive spindle.
2. Fit the accessory tool.
3. Screw on the clamping nut corresponding to the type of accessory tool fitted.
4. Press the spindle lock button and hold it in this position.
5. Use the pin wrench to tighten the clamping nut securely, then release the spindle lock button and remove
the wrench.
6.9.2 Removing the accessory tool
WARNING
Risk of breakage and irreparable damage. If the spindle lockbutton is pressed while the spindle is
rotating, the accessory tool can detach from the power tool.
Press the spindle lockbutton only when the spindle has stopped rotating.
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Hilti AG 4S-22­100 Cordless Angle Grinder ユーザーマニュアル

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