Hitachi Safety Instructions And Instruction Manual
Specifications and Main Features
Frequently Asked Questions
User Manual
Model
Modèle
Modelo
SV 13YST
Random Orbit Sander
Ponceuse orbitale rotative
Lijadora orbital
SAFETY INSTRUCTIONS AND INSTRUCTION MANUAL
WARNING
IMPROPER OR UNSAFE use of this power tool can result in death or serious bodily injury!
This manual contains import ant information about product safet y. Please read and under stand
this manual BEFORE operating the power tool. Please keep this manual available for other
users and owners before they use the power tool. This manual should be stored in safe place.
INSTRUCTIONS DE SECURITE ET MODE D’EMPLOI
AVERTISSEMENT
Une utilisation INCORRECTE OU DANGEREUSE de cet outil motorisé peut entraîner la mort
ou de sérieuses blessures corporelles!
Ce mode d’emploi contient d’importantes informations à propos de la sécurité de ce produit.
Prière de lire et de comprendre ce mode d’emploi AVANT d’utiliser l’outil motorisé. Garder ce
mode d’emploi à la disponibilité des autres utilisateurs et propriétaires avant qu’ils utilisent
l’outil motorisé. Ce mode d’emploi doit être conservé dans un endroit sûr.
INSTRUCCIONES DE SEGURIDAD Y MANUAL DE INSTRUCCIONES
ADVERTENCIA
¡La utilización INAPROPIADA O PELIGROSA de esta herramienta eléctrica puede resultar
en lesiones de gravedad o la muerte!
Este manual contiene información importante sobre la seguridad del producto. Lea y
comprenda este manual ANTES de utilizar la herramienta eléctrica. Guarde este manual
para que puedan leerlo otras personas antes de utilizar la herramienta eléctrica. Este manual
debe ser guardado en un lugar seguro.
Read and understand all of the safety precautions, warnings and operating instructions in the Instruction Manual before
operating or maintaining this power tool.
Most accidents that result from power tool operation and maintenance are caused by the failure to observe basic safety
rules or precautions. An accident can often be avoided by recognizing a potentially hazardous situation before it occurs,
and by observing appropriate safety procedures.
Basic safety precautions are outlined in the “SAFETY” section of this Instruction Manual and in the sections which
contain the operation and maintenance instructions.
Hazards that must be avoided to prevent bodily injury or machine damage are identifi ed by WARNINGS on the power
tool and in this Instruction Manual.
Never use this power tool in a manner that has not been specifi cally recommended by HITACHI.
MEANINGS OF SIGNAL WORDS
WARNING indicates a potentially hazardous situations which, if ignored, could result in death or serious injury.
CAUTION indicates a potentially hazardous situations which, if not avoided, may result in minor or moderate injury, or
may cause machine damage.
NOTE emphasizes essential information.
SAFETY
GENERAL POWER TOOL SAFETY WARNINGS
WARNING:
Read all safety warnings, instructions, illustrations and specifi cations provided with this power tool.
Failure to follow all instructions listed below may result in electric shock, fi re and/or serious injury.
Save all warnings and instructions for future reference.
The term “power tool” in the warnings refers to your mains-operated (corded) power tool or battery-operated
(cordless) power tool.
1) Work a rea safety
a) Keep work area clean and well lit.
Cluttered or dark areas invite accidents.
b) Do not operate power tools in explosive
atmospheres, such as in the presence of
fl ammable liquids, gases or dust.
Power tools create sparks which may ignite the
dust or fumes.
c) Keep children and bystanders away while
operating a power tool.
Distractions can cause you to lose control.
2) Electrical safety
a) 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.
Unmodifi ed plugs and matching outlets will
reduce risk of electric shock.
b) 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.
c) Do not expose power tools to rain or wet
conditions.
Water entering a power tool will increase the risk
of electric shock.
d) 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.
e) 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.
f) If operating a power tool in a damp location
is unavoidable, use a residual current device
(RCD) protected supply.
3) Personal safety
a) 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 infl uence of drugs, alcohol or
medication.
A moment of inattention while operating power
tools may result in serious personal injury.
b) Use personal protective equipment. Always
wear eye protection.
Protective equipment such as dust mask, non-
skid safety shoes, hard hat, or hearing protection
used for appropriate conditions will reduce
personal injuries.
c) 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 fi nger on the
switch or energising power tools that have the
switch on invites accidents.
d) 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.
e) Do not overreach. Keep proper footing and
balance at all times.
This enables better control of the power tool in
unexpected situations.
f) Dress properly. Do not wear loose clothing or
jewellery. Keep your hair, clothing and gloves
away from moving parts.
Loose clothes, jewellery or long hair can be
caught in moving parts.
g) 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.
h) 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.
4) Power tool use and care
a) 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.
b) 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.
c) 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.
4
Such preventive safety measures reduce the risk
of starting the power tool accidentally.
d) 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.
e) Maintain power tools and accessories. Check
for misalignment or binding of moving parts,
breakage of parts and any other condition
that may aff ect the power toolʼs operation.
If damaged, have the power tool repaired
before use.
Many accidents are caused by poorly maintained
power tools.
f) Keep cutting tools sharp and clean.
Properly maintained cutting tools with sharp
cutting edges are less likely to bind and are
easier to control.
g) 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 diff erent
from those intended could result in a hazardous
situation.
h) 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.
5) Service
a) Have your power tool serviced by a
qualifi ed repair person using only identical
replacement parts.
This will ensure that the safety of the power tool is
maintained.
SPECIFIC SAFETY RULES AND SYMBOLS
1. Hold tools by insulated gripping surfaces when
performing an operation where the cutting tool
may contact hidden wiring or its own cord.
Contact with a “live” wire will make exposed metal
parts of the tool “live” and shock the operator.
2. ALWAYS wear ear protectors when using the tool
for extended periods.
Prolonged exposure to high intensity
noise can cause hearing loss.
3. NEVER touch moving parts.
NEVER place your hands, fi ngers or other body parts
NEVER operate this tool without all guards or safety
features in place and in proper working order. If
maintenance or servicing requires the removal of a
guard or safety feature, be sure to replace the guard
or safety feature before resuming operation of the
tool.
5. Use right tool.
Don’t force small tool or attachment to do the job of a
heavy-duty tool.
Don’t use tool for purpose not intended —for
example— don’t use circular saw for cutting tree
limbs or logs.
6. NEVER use a power tool for applications other
than those specifi ed.
NEVER use a power tool for applications other than
those specifi ed in the Instruction Manual.
7. H a nd l e too l cor r ec tl y.
Operate the tool according to the instructions
provided herein. Do not drop or throw the tool. Never
allow the tool to be operated by children, individuals
unfamiliar with its operation or unauthorized
personnel.
8. Keep all screws, bolts and covers tightly in
place.
Keep all screws, bolts, and plates tightly mounted.
Check their condition periodically.
9. Do not use power tools if the plastic housing or
handle is cracked.
Cracks in the tool’s housing or handle can lead to
electric shock. Such tools should not be used until
repaired.
10. Blades and accessories must be securely
mounted to the tool.
Prevent potential injuries to yourself or others.
Blades, cutting implements and accessories which
have been mounted to the tool should be secure and
tight.
11. Keep motor air vent clean.
The tool’s motor air vent must be kept clean so that
air can freely fl ow at all times. Check for dust build-up
frequently.
12. Operate power tools at the rated voltage.
Operate the power tool at voltages specifi ed on its
nameplate.
If using the power tool at a higher voltage than the
rated voltage, it will result in abnormally fast motor
revolution and may damage the unit and the motor
may burn out.
13. NEVER use a tool which is defective or operating
abnormally.
If the tool appears to be operating unusually, making
strange noises, or otherwise appears defective, stop
using it immediately and arrange for repairs by a
Hitachi authorized service center.
14. NEVER leave tool running unattended. Turn
power off .
Don’t leave tool until it comes to a complete stop.
15. Carefully handle power tools.
Should a power tool be dropped or struck against
hard materials inadvertently, it may be deformed,
cracked, or damaged.
16. Do not wipe plastic parts with solvent.
Solvents such as gasoline, thinner benzine, carbon
tetrachloride, and alcohol may damage and crack
plastic parts. Do not wipe them with such solvents.
Wipe plastic parts with a soft cloth lightly dampened
with soapy water and dry thoroughly.
17.ALWAYS wear eye protection that meets the
requirement of the latest revision of
ANSI Standard Z87.1.
18.NEVER leave the random orbit sander on fl oor and
so on while spinning.
19.NEVER apply water or lubricating oil, otherwise
hazards from electrical shocks may result.
20.NEVER push the random orbit sander too strongly
onto a surface.
Pushing the random orbit sander too strongly may
cause the sanding paper to tear or shorten the life of
the sander itself.
21.ALWAYS operate the random orbit sander safely for
correct use.
This random orbit sander is a portable dry plane
surface sander that was designed for fi nishing wood
and metal surfaces and ground coats.
22. ALWAYS securely installing the sanding paper.
23. ALWAYS wear a protective mask when operating the
random orbit sander.
Ventilate your work area adequately when you
perform sanding operations.
24. Defi nitions for symbols used on this tool
V ..................volts
Hz ................hertz
A ..................amperes
no ................ no load speed
W .................watt
.................Class II Construction
---/min ..........revolutions per minute
................Alternating current
In the following cases, clean the dust bag and fully remove
any dust.
Dust remaining in the dust bag may cause ignition.
●
Sanding steel sheets after sanding materials such as
wood
●
After completing sanding work
Do not throw sanding dust on an open fi re because
materials in fi ne particle form may be explosive:
To ensure safer operation of this power tool, HITACHI has
adopted a double insulation design. “Double insulation “
means that two physically separated insulation systems
have been used to insulate the electrically conductive
materials connected to the power supply from the outer
frame handled by the operator. Therefore, either the
symbol “” or the words “Double insulation” appear on
the power tool or on the nameplate.
Although this system has no external grounding, you must
still follow the normal electrical safety precautions given in
this Instruction Manual, including not using the power tool
in wet environments.
To keep the double insulation system eff ective, follow
these precautions:
SAVE THESE INSTRUCTIONS
AND
MAKE THEM AVAILABLE TO
○
Only HITACHI AUTHORIZED SERVICE CENTER
should disassemble or assemble this power tool, and
only genuine HITACHI replacement parts should be
installed.
○
Clean the exterior of the power tool only with a soft
cloth moistened with soapy water, and dry thoroughly.
Never use solvents, gasoline or thinners on plastic
The information contained in this Instruction Manual is designed to assist you in the safe
operation and maintenance of the power tool.
NEVER operate, or attempt any maintenance on the tool unless you have fi rst read and
understood all safety instructions contained in this manual.
Some illustrations in this Instruction Manual may show details or attachments that diff er from
those on your own power tool.
NAME OF PARTS
Dial
Switch
Housing
Nameplate
Dust bag
Dust bag adapter
Pad
Fig. 1
SPECIFICATIONS
ModelSV13YST
MotorSingle Phase, Series Commutator Motor
Power sourceSingle Phase 120V AC 60 Hz
Current2.8 A
No-load speed9,000 – 13,000/min
Sanding pad size
○ Roughing or fi nishing of woodwork and metal surfaces.
○ Preliminary sanding of woodwork and metal surfaces before painting.
○ Paint removal.
○ Rust removal.
PRIOR TO OPERATION
1. Power source
Ensure that the power source to be utilized conforms to the power source requirements
specifi ed on the product nameplate.
2. Power switch
Ensure that the switch is in the OFF position. If the plug is connected to a receptacle while
the switch is in the ON position, the power tool will start operating immediately and can
cause serious injury.
3. Extension cord
When the work area is far away from the power source, use an extension cord of suffi cient
thickness and rated capacity. The extension cord should be kept as short as practicable.
WARNING:
Damaged cord must be replaced or repaired.
4. Check the receptacle
If the receptacle only loosely accepts the plug, the receptacle must be repaired. Contact a
licensed electrician to make appropriate repairs.
If such a faulty receptacle is used, it may cause overheating, resulting in a serious hazard.
5. Check your working environment
Ensure the following before operation;
○ No fl ammable gas, liquid, or object at worksite.
○ Sanding thin steel sheet may cause a high booming sound.
In this case, place a rubber mat under the workpiece.
○ Take appropriate noise preventive measures to prevent adverse aff ects on the
environment by electrical noise.
○ Clear the area of children or unauthorized personnel.
6. Installing the sanding paper
Since the attachment is a hook-and-loop
type, the sanding paper can be installed
easily by just pressing it onto the pad.
When installing the sanding paper, in order
to match it to the holes in the pad, gently
fold it along the axis of two holes as shown
in Fig. 2.
Next, use the holes along the fold as a
guide to match the sanding paper and the
pad. Finally, press the entire sanding paper
uniformly onto the pad.
WARNING:
Be sure to switch power OFF and
disconnect the plug to avoid accidents.
CAUTION:
○ Use only sanding paper size specifi ed
on the product nameplate.
○ Do not use accessories with poor
adhesion.
7. Attaching and removing the dust bag
Attaching the dust bag to dust bag adapter.
As shown in Fig. 3, hold the dust bag
adapter and push it in the direction of arrow
A to attach it to the dust bag.
English
Sanding paper
Pad
Fig. 2
Dust bag
Dust bag adapter
Fig. 3
To attach the dust bag (Flg. 4):
(1) Unplug the sander.
(2) Align the raised rib on the dust bag with the
grooves of the sander, and then attach the
dust bag to the sander.
NOTE:
Dust bag
Dust bag adapter
Make sure that the dust bag is secured to
the tool before beginning operation.
To detach the dust bag:
Fig. 4
(1) Unplug the sander.
(2) Pull up on the dust bag and remove it from-
be sure that the raised rib on the dust bag
aligns with the groove on the sander and
that the dust bag snaps into place properly.
Improper attachment of the dust bag can
cause damage to internal components.
8. Adjustment of speed
The sander is equipped with the electric
control circuit which enables non-step
speed control. To adjust the speed, turn
the dial shown in Fig. 5. When the dial
is set to “1”, the sander operates at the
minimum speed (9,000/min). When the
dial set to “6”, the sander operates at the
maximum speed (13,000/min). Adjust the
speed according to the material to be cut
and working effi ciency.
By adjusting the dial, match the speed to the material and type of work.
WARNING: Never apply water or grinding fl uid when sanding. This could result
in electrical shock.
1. How to hold the random orbit sander
While gripping the housing, lightly press
the sander against the surface to be
sanded so that the sanding paper uniformly
contacts the surface, as shown in Fig. 6.
DO NOT apply excessive pressure to the
sander while sanding. Excessive pressure
may cause overload of the motor, reduced
service life of the sanding paper, and
lowered sanding or polishing effi ciency.
2. How to move the random orbit sander
Move the sander by either moving it up
and down or by moving it in circles while
gradually progressing in a sideways
direction. (Figs. 7 and 8)
3. Switching the sander ON and OFF
The power can be turned on by setting the
switch to ON (I) and turned off by setting
the switch to OFF (O).
Fig. 6
Fig. 7
NOTE:
Never turn the power switch ON when
the sander is contacting the surface to
be sanded. This is necessary to preclude
damage to the material. The same applies
when switching the power OFF.
CAUTION:
● lmmediately after use, always turn the
Fig. 8
sander off and unplug it.
● Since the sander may suck in dust and
debris, be careful not to place it where
there is much dust and debris when it
is still spinning right after use.
● Looking from above, the sanding pad rotates clockwise during the loaded operation,
but it may rotate counterclockwise during the no-load operation.
● Never run the tool without the sanding paper. You may seriously damage the support
plate.
● Using the tool with the support plate edge contacting the workpiece may damage
the support plate.
WARNING: Be sure to switch power OFF and disconnect the plug to avoid
accidents.
○ Mounting the polyester buff
Since the attachment is a hook-and-
loop type as with the sanding paper, the
polyester buff can be mounted by just
pressing it onto the pad (Fig. 9).
Fig. 9
Polyester buff
ATTACHING THE DUST COLLECTOR
External extraction system:
Fit dust extraction nozzle (see chapter on Accessories). Connect a suitable extraction device.
Use a suction hose with vacuum adapter and adapter. See Accessories section.
WARNING: Be sure to switch power OFF and disconnect the plug from the
receptacle during maintenance and inspection.
1. Emptying and cleaning the dust bag
If the dust bag contains too much dust, dust collection
will be aff ected. Empty the dust bag when it gets full.
Remove the dust bag, detach the closure band and
dispose of the contents.
2. Inspecting the sanding paper
Since use of worn-out sanding paper will degrade
effi ciency and cause possible damage to the pad,
replace the sanding paper as soon as excessive
abrasion is noted.
3. Inspecting the screws
Regularly inspect all screws and ensure that they are fully tightened. Should any of the
screws be loosened, retighten them immediately.
WARNING: Using this random orbit sander with loosened screws is extremely
dangerous.
4. Inspecting the carbon brushes
For your continued safety and electrical shock protection, carbon brush inspection and
replacement on this tool should ONLY be performed by a HITACHI AUTHORIZED SERVICE
CENTER.
5. Service and repairs
All quality power tools will eventually require servicing or replacement of parts because of
wear from normal use. To assure that only authorized replacement parts will be used, all
service and repairs must be performed by a HITACHI AUTHORIZED SERVICE CENTER,
ONLY.
6. Service parts list
Dust bag
Closure band
Fig. 11
CAUTION: Repair, modifi cation and inspection of Hitachi Power Tools must be
carried out by a HITACHI AUTHORIZED SERVICE CENTER.
This Parts List will be helpful if presented with the tool to the HITACHI AUTHORIZED
SERVICE CENTER when requesting repair or other maintenance. In the operation and
maintenance of power tools, the safety regulations and standards prescribed in each
country must be observed.
WARNING: ALWAYS use Only authorized HITACHI replacement parts and
accessories. Never use replacement parts or accessories which are
not intended for use with this tool. Contact HITACHI if you are not sure
whether it is safe to use a particular replacement part or accessory
with your tool. The use of any other attachment or accessory can be
dangerous and could cause injury or mechanical damage.
NOTE:
Accessories are subject to change without any obligation on the part of the HITACHI.
STANDARD ACCESSORIES
(1) Sanding paper (2 pcs) (2) Dust bag (1 pc)
(Code No. 371871)
(3) Dust bag adapter (1 pc)
(Code No. 371873)
(4) Vacuum adapter (1 pc)
(Code No. 371875)
(5) Adapter (1 pc)
(Code No. 371874)
OPTIONAL ACCESSORIES …………… sold separately
○ Sanding paper
Size (Outer diameter)TypeGrit No.Code No.
AA40308516
AA60308517
AA80308518
5” (125 mm)Velcro type
○ Polyester buff (Code No. 308515)
NOTE:
Specifi cations are subject to change without any obligation on the part of the HITACHI.