Shindaiwa BP302T Manuel utilisateur

Catégorie
Coupe-herbe
Taper
Manuel utilisateur
1????
OPERATOR'S MANUAL
MANUEL D'UTILISATION
BEDIENUNGSANLEITUNG
MANUALE PER L'OPERATORE
MANUAL DE INSTRUCCIONES
ENGLISH
FRANÇAIS
DEUTSCH
ITALIANO
ESPAÑOL
BP302T
WARNING
READ THE INSTRUCTIONS CAREFULLY AND FOLLOW THE RULES FOR
SAFE OPERATION. FAILURE TO DO SO COULD RESULT IN SERIOUS
INJURY.
AVERTISSEMENT
LIRE ATTENTIVEMENT LES INSTRUCTIONS ET SUIVRE LESRÈGLES DE
SECURITÉ.LE NON-RESPECT DES RÈGLES DE SÉCURITÉ ENTRAÎNE UN
ISQUE DE BLESSURE GRAVE.
WARNUNG
LESEN SIE DIE BEDIENUNGSANLEITUNG SORGFÄLTIG DURCH, UND BE
FOLGEN SIE DIE SICHERHEITSREGELN. ANDERNFALLS BESTEHT DAS
RISIKO SCHWERER VERLETZUNGEN.
AVVERTENZA
LEGGERE E SEGUIRE ATTENTAMENTE LE ISTRUZIONI PER LAVORARE
IN CONDIZIONI DI MASSIMA SICUREZZA. LA MANCATA OSSERVANZA
DELLE ISTRUZIONI POTREBBE PROVOCARE LESIONI GRAVI.
ADVERTENCIA
LEA ATENTAMENTE LAS INSTRUCCIONES Y SIGA LAS INDICACIONES
PARA UN FUNCIONAMIENTO SEGURO. DE NO HACERLO, PODRÍA
SUFRIR LESIONES GRAVES.
1Cover
ENGLISH
(Original instructions)
OPERATOR'S MANUAL
GRASS-TRIMMER/BRUSHCUTTER
BP302T
WARNING
READ THE INSTRUCTIONS CAREFULLY AND FOLLOW THE
RULES FOR SAFE OPERATION.
FAILURE TO DO SO COULD RESULT IN SERIOUS INJURY.
2
Contents
For safe use of your product............................................................................................... 3
Description.......................................................................................................................... 8
Before you start .................................................................................................................. 9
Packing list ....................................................................................................................9
Assembly ..................................................................................................................... 10
Preparing the fuel ........................................................................................................ 13
Engine operation............................................................................................................... 14
Starting the engine ...................................................................................................... 14
Stopping the engine..................................................................................................... 15
Trimming operation........................................................................................................... 16
Basic trimming operation with nylon line cutting head ................................................. 17
Basic trimming operation with metal blade .................................................................. 19
Maintenance and care ...................................................................................................... 21
Servicing guidelines..................................................................................................... 21
Maintenance and care ................................................................................................. 21
Storage ........................................................................................................................ 28
Specifications.................................................................................................................... 29
Declaration of conformity .................................................................................................. 30
UK Declaration of conformity ............................................................................................ 31
3
For safe use of your product
For safe use of yo ur product
Important information
WARNING
Please ensure that you read the operator's manual before using your product.
About your operator's manual
This manual contains necessary information about the assembly, operation, and maintenance of your product.
Please read it carefully and absorb its contents.
Always keep your manual in a place where it is readily accessible.
If you have lost your manual or it is damaged and no longer readable, please purchase a new one from your dealer.
The units used in this manual are SI units (International System of Units). Figures in parentheses are reference val-
ues, and there may be a slight conversion error in some cases.
Failure to do so could lead to an accident or serious injury.
Intended use of this product
This product is lightweight, high-performance, petrol engined unit designed for weed control, grass trimming and
brush cutting in areas difficult to control by any other means.
Do not use this unit for any purpose other than aforementioned.
The content of this manual may be changed without notice for the purpose of upgrades to the product. Some of the
illustrations used may differ from the product itself in order to make the explanations clearer.
Please consult your dealer if anything is unclear or of concern.
Failure to do so could lead to an accident or serious injury.
Do not modify the product
You must not modify the product.
To do so could lead to an accident or serious injury. Any malfunction resulting from a modification to the product will not be
covered by the manufacturer's warranty.
Do not use the product unless it has been checked and maintained
You must not use the product unless it has been checked and maintained. Always ensure that the product is checked
and maintained on a regular basis.
Failure to do so could lead to an accident or serious injury.
Loaning or assigning your product
When loaning your product to another party, ensure that the person borrowing the product receives the operator's
manual along with it.
If you assign your product to another party, please enclose the operator's manual with the product when handing it
over.
Failure to do so could lead to an accident or serious injury.
Users of the product
The product should not be used by:
people who are tired
people who have taken alcohol
people who are on medication
people who are pregnant
people who are in poor physical condition
people who have not read the operator's manual
children
Keep in mind that the operator or user is responsible for accidents or hazards occurring to other people or their prop-
erty.
Failure to observe these instructions could lead to an accident.
The ignition system of this product generates electromagnetic fields during operation. Magnetic fields can cause
pacemaker interference or pacemaker failure. To reduce health risks, we recommend that pacemaker users consult
their physician and the pacemaker manufacturer before operating this product.
4
For safe use of your product
Vibration and cold
It is believed that a condition called Raynaud's Phenomenon which affects the fingers of certain individuals may be
brought about by exposure to vibration and cold. Exposure to vibration and cold may cause tingling and burning,
followed by loss of colour and numbness in the fingers. The following precautions are strongly recommended be-
cause the minimum exposure which might trigger the ailment is unknown.
Keep your body warm, especially the head and neck, feet and ankles, and hands and wrists.
Maintain good blood circulation by performing vigorous arm exercises during frequent work breaks, and also by
not smoking.
Limit the number of hours of operation. Try to fill each day with jobs where operating the trimmer or other hand-
held power equipment is not required.
If you experience discomfort redness and swelling of the fingers, followed by whitening and loss of feeling, con-
sult your physician before exposing yourself further to cold and vibration.
Failure to observe these instructions could result in damage to your health.
Repetitive stress injuries
It is believed that over-using the muscles and tendons of the fingers, hands, arms and shoulders may cause sore-
ness, swelling, numbness, weakness and extreme pain to the areas just mentioned. Certain repetitive hand activities
may put you at a high risk for developing a repetitive stress injury (RSI). To reduce the risk of RSI, do the following:
Avoid using your wrist in a bent, extended or twisted position.
Take periodic breaks to minimize repetition and rest your hands. Reduce the speed and force in which you do the
repetitive movement.
Do exercises to strengthen hand and arm muscles.
See a doctor if you feel tingling, numbness or pain in your fingers, hands, wrists or arms. The sooner RSI is diag-
nosed, the more likely permanent nerve and muscle damage can be prevented.
Failure to observe these instructions could result in damage to your health.
Proper training
Do not permit operation without proper training and protective equipment.
Be thoroughly familiar with the controls and proper use of unit.
Know how to stop the unit and shut off the engine.
Know how to unhook a harnessed unit quickly.
Never allow anyone to use the unit without proper instruction.
Failure to observe these instructions could result in damage to your health.
Wear proper clothing.
Secure hair so it is above shoulder length.
Do not wear ties, jewellery, or loose, dangling clothing which could be caught in the
unit.
Do not wear open toed footwear, or go bare-foot or barelegged.
Failure to observe these precautions could result in damage to your sight or hearing, or lead
to a serious injury.
Wear protective gear
Always wear the following protective gear when working with the trimmer.
1. Head protection (helmet): Protects the head
2. Ear muffs or ear plugs: Protect the hearing
3. Safety goggles: Protect the eyes
4. Face shield: Protects the face
5. Safety gloves: Protect the hands from cold and vibration
6. Work clothes that fit (long sleeves, long trousers): Protect the body
7. Heavy duty, non-slip protective boots (with toecaps) or non-slip work shoes
(with toecaps): Protect the feet
8. Shin guards: Protect the legs
Failure to observe these precautions could result in damage to your sight or hearing, or
lead to a serious injury.
When necessary, please use the protective gear below.
Dust mask: Protects the breathing apparatus
Bee net: To deal with attacks by bees
WARNING
5
For safe use of your product
Warning notices
Other indicators
Symbols
Environment of use and operation
Do not use the product:
under poor weather conditions.
on steep slopes or in places which give no secure foothold and are thus slippery.
at night or in dark places with poor visibility.
When using the product on a gentle slope, work in a level, contour-like motion.
A serious injury could result if you fall or slip, or fail to operate the product correctly.
For your own health and your safe and comfortable work, operate the machine within the air temperature range of
5oC to 40oC.
Failure to observe these instructions could result in damage to your health.
Being prepared in case of an injury
In the unlikely event of an accident or injury, please ensure that you are
prepared.
First aid kit
Towels and wipes (to stop any bleeding)
Whistle or mobile phone (for calling outside help)
If you are unable to perform first aid or call for outside help, the injury could
worsen.
Put safety first in the case of fire or smoke
If fire comes from the engine or smoke appears from any area other than the exhaust vent, first distance
yourself from the product to ensure your physical safety.
Use a shovel to throw sand or other such material on the fire to prevent it from spreading, or put it out
with a fire extinguisher.
A panicked reaction could result in the fire and other damage becoming more extensive.
WARNING
DANGER WARNING CAUTION
This symbol accompanied by the
word "DANGER" calls attentions to
an act or a condition which will lead to
serious personal injury or death of op-
erators and bystanders.
This symbol accompanied by the
word "WARNING" calls attentions to
an act or a condition which can lead to
serious personal injury or death of op-
erators and bystanders.
"CAUTION" indicates a potentially
hazardous situation which, if not
avoided, may result in minor or mod-
erate injury.
Circle and slash sym-
bol means whatever is
shown is prohibited.
NOTE IMPORTANT
This enclosed message provides tips
for use, care and maintenance of the
product.
Framed text featuring the word "IM-
PORTANT" contains important infor-
mation about the use, checking,
maintenance and storage of the prod-
uct described in this manual.
Symbol form/shape Symbol description/applica-
tion
Symbol form/shape Symbol description/applica-
tion
Carefully read the operator's
manual
The maximum speed of the
cutting attachment shaft in
r/min
Wear eyes, ears and head
protection Keep bystanders away 15 m
6
For safe use of your product
Wear foot protection and
gloves Petrol and oil mixture
Emergency stop Choke Control "Cold Start"
Position (Choke Closed)
Warning!
Thrown objects!
Choke Control "Run" Position
(Choke Open)
Warning, side thrust Carburettor adjustment
- Idle speed
Usage without shield not per-
mitted Lubricate in every 18 hours
Usage of metal blades not
permitted Loop handle
Usage of nylon line cutting
head not permitted
Beware of high-temperature
areas
Do not use the product in plac-
es with poor ventilation
Guaranteed sound power lev-
el
Beware of fire Engine start
Beware of electric shocks
-
Purge bulb (Primer)
Symbol form/shape Symbol description/applica-
tion
Symbol form/shape Symbol description/applica-
tion
7
For safe use of your product
Safety decal(s)
The safety decal shown below has been attached to the products described in this manual. Ensure that you understand what
the decal means before using your product.
If the decal becomes unreadable due to wear and tear or damage, or peels off and is lost, please purchase a replacement decal
from your dealer and attach it in the location shown in the illustrations below. Ensure that the decal is readable at all times.
(1. Part number 890617-43130)
8
Description
Description
1. Cutting attachment - Nylon line cutting head for cutting
grass and weed.
2. Shield - Device to protect the operator from accidental
contact with the cutting head and thrown objects.
3. Angle transmission - Having two gears to change to
angle of rotating axis.
4. Shaft tube - Part of the unit that provides a casing for
power transmission shaft.
5. Front handle - Handle located towards the cutting de-
vice.
6. Ignition switch - "Slide switch" mounted on top of the
throttle trigger housing, move switch upward to RUN,
downward to STOP position.
7. Throttle trigger - Activated by the operator's finger for
controlling the engine speed.
8. Throttle trigger lockout - Locks throttle trigger in the
idling position until you have a proper grip with your right
hand around the handle.
9. Rear handle - Handle located towards the knapsack
power unit.
10. Flexible shaft assembly - Flexible tube for the power
transmission shaft.
11. Tool bag - For tool and accessories.
12. Silencer cover - Cover the silencer not to make opera-
tor touch to hot surface of silencer.
13. Spark plug
14. Starter handle - Pull handle to start the engine.
15. Fuel tank - Contains fuel and fuel filter.
16. Air cleaner cover - Covers air filter.
17. Fuel tank cap - For closing the fuel tank.
18. Type and serial number
9
Before you start
Before you start
Packing list
The following parts are packed separately in the packing box.
When you have unpacked the box, please check the parts that it contains.
Contact your dealer if anything is missing or broken.
Engine
Operation Shaft
1. Engine
2. Locking tool
3. Socket wrench
4. L-wrench
5. Nylon line cutting head
6. Front handle
7. Strap
8. Operator's manual
9. Shield (for nylon line cutting head)
10. Shield (for metal blade)
11. Shaft tube
12. Flexible shaft assembly
10
Before you start
Assembly
Operation shaft assembly
First stage of assembling is coupling of the trigger tube (A) and
the flexible shaft assembly (B).
Remove the lock bolt (C).
Insert the flexible shaft assembly (B) into the trigger tube (A).
Tighten the lock bolt (C).
Second stage is coupling of the flexible shaft assembly (B) and
the engine.
While opening the lock lever (D) all the way in, connect the
flexible shaft (E) to the drive shaft (F) of the engine.
After set the lock lever (D) free, confirm that the flexible shaft
assembly (B) can not be drawn out and is coupled properly
with the engine.
The two pieces of clip attached to flexible shaft assembly must
be set to appropriate positions on the throttle cable (at equal
distance on the whole length of the flexible shaft assembly).
WARNING
Read the operator's manual carefully to ensure that you assemble the product correctly.
Using a product that has been incorrectly assembled could lead to an accident or serious injury.
NOTE
To disassemble, reverse assembly instructions. Insert the
plastic cap to the coupler in order to prevent grease leakage
11
Before you start
Throttle cable retainer assembly
This assembly is designed to provide a simple connection and
adjustment for the throttle cable (A).
Hook inner cable (B) terminal into joint (C), set the cable in
holder (D) and shut cover (E).
Connect lead (F) and lead (G).
The length of inner cable (B) can be adjusted for proper pulling
by opening cover (H) and resetting flange of throttle cable (A)
into a suitable groove on the left or right.
Make sure that connected ignition leads (I) and throttle cable
holder (J) are placed in the fan cover pocket (K) as shown.
Loop handle assembly
1. Assemble the front handle (A) and bracket (B) on the shaft
tube (C) loosely.
2. Adjust the location of the front handle to a convenient posi-
tion.
3. Tighten the screws (M5×30) (D) and nuts (E) securely. - One
of the 4 screws must be tighten together with the hanger (F)
as illustrated.
Shoulder strap
1. Suit the length of knapsack band to comfort.
2. As the strap is elastic and adjustable, it is preferable to con-
nect the strap (A) to the hangers (B) located on the front han-
dle (C) and the right knapsack band to maintain a fatigueless
and comfortable operation.
$
%
&
'
(
)
CAUTION
Install the handle to the engine side (H) from the arrow
mark (G).
12
Before you start
Installation of shield
1. Fit shield (A) to mounting portion of angle transmission and
tighten 4 bolts (B).
Installing nylon line cutting head
1. Insert locking tool (A) into a hole located on the right side of
angle transmission while forcing retainer spring to the left
side.
2. Insert locking tool further into blade retainer fixing slot (B) to
fix output shaft.
3. Using the socket wrench, remove the nut (C), cup (D), and
lower blade retainer (E).
Nut, cup, and lower blade retainer are not used with a nylon
line cutting head.
4. Thread nylon line cutting head (F) onto shaft (anticlockwise)
until it is tight.
5. Remove locking tool.
CAUTION
Crush the hook (D) attached to the hanger (E) of the
loop handle with a plier so that it does not come off.
CAUTION
Fix output shaft securely using locking tool in order to
prevent it form rotating when nylon cutting head is
mounted.
13
Before you start
Preparing the fuel
Fuel
Recommended mixture ratio; 50: 1 (2%) for ISO-L-EGD
Standard (ISO 13738), JASO FC,FD grade and shindaiwa rec-
ommended oil.
Never use two-stroke oil intended for water-cooled engines,
motor-cycle engines.
Do not mix directly in engine fuel tank.
Fuel supply
Do not add so much fuel that it reaches the mouth of the fuel
tank (A). Keep the fuel within the prescribed level (up to the
shoulder level (B) of the fuel tank).
Tighten the fuel tank cap securely after refuelling.
DANGER
Do not fuel up while the engine is hot or in operation.
Do not smoke or hold a flame near when refuelling.
If you do so, the fuel could ignite and cause fire, leading to burns.
WARNING
Do not fill fuel tanks indoors. Always fill fuel tanks outdoors over bare ground. Do not refuel the product on the load-
ing platform of a truck, or in other such places.
Fuel tanks/cans may be under pressure. Always loosen fuel caps slowly allowing pressure to equalize.
Otherwise, fuel may get spewed.
Mop up any fuel that overflows or spills out due to overfilling.
Fuel spills can cause fire and burns when ignited.
After refuelling, always check that there are no leaks or discharges of fuel from the fuel pipe, fuel system grommets,
or around the fuel tank cap. If you do find fuel leaks or discharges, stop using the product immediately and contact
your dealer to have it repaired.
Any fuel leaks could cause fire.
Keep the refuelling tank in a shaded area away from fire.
Use an approved fuel container.
IMPORTANT
Fuel is a mixture of regular grade petrol and an air-cooled 2-stroke engine oil. Minimum 89 Octane unleaded petrol is recom-
mended. Do not use fuel containing methyl alcohol or more than 10 % of ethyl alcohol.
Stored fuel ages. Do not mix more fuel than you expect to use in thirty (30) days.
14
Engine operation
Engine operation
Starting the engine
Starting a cold engine
(Connect the spark plug cap if the product has been in storage for
a long period of time.)
1. Remove the blade cover.
2. Placing the product on level ground, check to ensure that the
cutting attachment does not come into contact with the sur-
face of the ground or any other impediment using a beam or
other such implement.
3. Move the ignition switch (A) to the Start position.
4. Make sure that the throttle trigger (D) is at the idle speed po-
sition.
WARNING
Be particularly careful to observe the following precautions when starting the engine:
Move at least 3m from the place where you refuelled.
Place the product in a flat, well ventilated place.
Check that there are no fuel leaks.
Inspect metal blades for cracks.
Check that none of the nuts and bolts are loose.
Leave plenty of space around the product and do not allow people or animals near it.
Start the engine with the throttle trigger in the idle speed position.
Hold the product firmly to the ground when starting the engine.
Failure to observe the precautions could cause an accident or injury, or even lead to a fatality.
Check that there are no abnormal vibrations or sounds once the engine starts. Do not use the product if there are
abnormal vibrations or sounds. Contact your dealer to have it repaired.
Accidents involving parts that fall or shatter off can cause wounds or serious injury.
The exhaust fumes from the engine contain toxic gases. Do not operate the product indoors or in other
ill ventilated places.
The exhaust fumes could cause poisoning.
Do not touch silencer, spark plug, angle transmission, and other high temperature components while
the product is running or for some time after it stops.
You could burn yourself if you touch a high temperature component.
Do not touch spark plug, spark plug wire, and other high voltage components while the product is run-
ning.
You could receive an electric shock if you touch a high voltage component while the product is running.
If the cutting attachment rotates even though the throttle trigger is in the idle speed position when the engine is start-
ed, adjust the carburettor before using the product.
Failure to observe the precautions could cause an accident or injury, or even lead to a fatality.
NOTE
Pull out the starter grip gently at first, and then more rapidly. Do not pull the starter rope out to more than 2/3 of its length.
Do not let go of the starter grip as it returns.
15
Engine operation
5. Move the choke lever (F) to the "Cold Start" (E) position.
6. Alternately press and release the purge bulb (H) until the fuel
is sucked up into it.
7. Checking that the area around you is safe, hold the position
closest to the engine firmly as shown in the illustration, pull-
ing several times on the starter grip (I).
8. If you hear an explosion-like sound and the engine stops im-
mediately, move the choke lever to the "Run" (G) position
and continue pulling on the starter grip to start the engine.
9. If the engine does not stop, return the choke lever gently to
the "Run" position.
10. Leave the engine to warm up at idle speed for a while.
Starting a warm engine
1. Move the ignition switch (A) to the Start position.
2. Make sure that the throttle trigger (D) is at the idle speed po-
sition.
3. Check that the choke lever is in the "Run" position.
4. If no fuel is visible in the purge bulb, alternately press and re-
lease the purge bulb until the fuel is sucked up into it.
5. Checking that the area around you is safe, hold the position
closest to the engine firmly, and pull on the starter grip to
start the engine.
Stopping the engine 1. Move the throttle trigger (B) to the idle speed position and set
the engine to idling (i.e. low speed).
2. Move the ignition switch (A) to the Stop position.
3. In the event of an emergency, stop the engine immediately
using the ignition switch.
4. If the engine fails to stop, move the choke lever to the "Cold
Start" position. The engine will stall and come to a halt (an
emergency stop).
If the engine fails to stop when the ignition switch is used, have
the ignition switch checked and repaired by your dealer before
you use the product again.
5. Always disconnect the spark plug wire from the spark plug to
ensure the engine cannot be started before you work on the
unit or leave it unattended.
16
Trimming operation
Trimming operation
DANGER
Always stop the engine when a cutting attachment jam occurs.
Severe injury can occur if a jam is removed and the cutting attachment suddenly starts.
Do not operate the product without the shield in place.
Any objects that ricochet off the cutting attachment could cause an accident or serious injury.
The area within a 15 m radius of the product is a danger zone. Be care-
ful to observe the following precautions while working with the prod-
uct.
Do not allow children and other people or pets to enter the danger
zone.
If another person enters the danger zone, turn off the engine to stop
the cutting attachment from rotating.
When approaching the operator, signal to him by, for example,
throwing twigs from outside the danger zone, and then check that
engine has been switched off and the cutting attachment has
stopped turning.
If more than one person is working with the product, identify the way
in which you will signal to each other and work at least 15 m apart.
Any objects that ricochet off the cutting attachment, and any contact with the cutting attachment, could cause blindness or a
fatal accident.
WARNING
Before starting work, check the area where you will be working and remove any small stones
and empty cans likely to ricochet off the cutting attachment, as well as any pieces of string
or wire that might become twisted around the cutting attachment.
An accident or serious injury can occur if foreign objects ricochet off the cutting attachment or wire
and other materials twisted round the product spring off it.
In the following situations, turn off the engine immediately and ensure that the cutting attachments have stopped
before checking each area of the product. Replace any damaged parts.
If the cutting attachment hits a rock, tree, post, or other such obstruction while you work.
If the product suddenly starts to vibrate abnormally.
Continuing to use parts when they are damaged could lead to an accident or serious injury.
Do not hold the cutting attachment up while you work. You must not work with the cutting attachments raised above
knee level.
Raising the cutting attachment above knee level brings the plane of rotation closer to the face, and any objects that fly off the
cutting attachments could cause an accident or serious injury.
Transport of the product
When transporting in the situations described below, turn off the engine and ensure that the trimmer blade has
stopped rotating, then fit the trimmer blade cover and position the silencer away from yourself.
Moving to the place where you are working.
Moving to another area while you are working.
Leaving the place where you have been working.
Failure to observe these precautions could cause burns or serious injury.
When transporting the product by car, empty the fuel tank, fit the blade cover, and secure the product firmly in place
to prevent it from moving around.
Travelling by car with fuel in the fuel tank could lead to a fire.
Never attempt to operate the product with one hand.
Ensure that you hook your thumbs around the grips, wrapping them in your
thumb and remaining fingers.
17
Trimming operation
1. Hold the rear handle of shaft tube in left hand and hang the
right knapsack band on the right shoulder.
2. Hold the rear handle of shaft tube in right hand and hang the
left knapsack band on the left shoulder.
3. For even load on both sides of shoulder, joggle the unit on
the shoulder a couple of times.
4. It is preferable to connect the strap to the hangers located on
the loop handle the right knapsack band and adjust the
length of the strap to maintain a comfortable operation.
Increase engine speed as necessary, heavy weeds will require
more power than cutting grass.
Hold the front handle (loop handle) and rear handle both hands.
When cutting weeds or grass, swing the blade right and left in
an arc as you move forward.
The blade rotates anticlockwise, so it is necessary to cut the
object from the right to the left.
The manner of walking is as follows: - Place the right foot in
front of the left foot without fail. - Step the right foot forward
firstly and secure your footing. - And then follow the left foot to
the behind of the right foot.
Basic trimming operation with nylon line cutting head
Adjusting nylon line
Do not rotate the nylon line cutting head at more than 10000 r/
min.
When releasing nylon line from spool, hit tap knob of spool
against the ground surface lightly at rotation speed lower than
4500 r/min.
Cut off knife on the shield adjusts cutting swath automatically
by cutting nylon lines evenly when attachment starts rotating.
When operating with less than maximum cutting swath, cut
two nylon lines in equal lengths.
When nylon line becomes shortened, hit tap knob (A) of spool
against the ground surface lightly and the line is released from
spool to come out.
WARNING
Serious injury may result from the improper use of cutting attachment. Read and comply with all safety instructions
listed in this manual.
Do not operate with a damaged cutter.
Use only cutting attachments recommended by YAMABIKO Corporation.
Excessive nylon line beyond cut off knife could fly off when the nylon line cutting head starts rotating after adjust-
ment of nylon line length.
Failure to do so could lead to an accident or serious injury.
18
Trimming operation
Trimming
This is feeding the trimmer carefully into the material you wish
to cut. Tilt the head slightly to direct the debris away from you.
If cutting up to a barrier such as a fence, wall or tree, approach
from an angle where any debris ricocheting off the barrier will
fly away from you.
Move the nylon line cutting head slowly until the grass is cut
right up to the barrier, but do not jam (overfeed) the line into
the barrier. If trimming up wire mesh or chain link fencing, be
careful to feed only up to the wire. If you go too far, the line will
snap off around the wire.
Trimming can be done to cut through weed stems one at a
time. Place the nylon line cutting head near the bottom of the
weed never high up, which could cause the weed to chatter
and catch the line. Rather than cut the weed right through, just
use the very end of the line to wear through the stem slowly.
1. Angle to wall
2. Debris
3. Knife side raised
4. Angle to ground
Scything
This is the cutting or mowing of large grassy areas by sweep-
ing or swinging the trimmer in a level arc. Use a smooth, easy
motion. Do not try to hack or chop down the grass. Tilt the ny-
lon line cutting head to direct the debris away from you on the
scything stroke. Then return without cutting grass for another
stroke. If you are well protected and do not care whether some
debris is thrown in your direction, you may scythe in both di-
rections.
Scalping and edging
Both of these are done with the nylon line cutting head tilted at
a steep angle. Scalping (A) is removing top growth, leaving the
earth bare. Edging (B) is trimming the grass back where it has
spread over a pavement or driveway. During both edging and
scalping, hold the unit at a steep angle in a position where the
debris, and any dislodged dirt and stone, will not come back
towards you even if it ricochets off the hard surface.
Although the pictures show how to edge and scalp, every op-
erator must find for himself the angles which suit his body size
and cutting situation.
For nearly all cutting, it is good to tilt the nylon line cutting head
so that contact is made on the part of line circle where the line
is moving away from you and the shield (See appropriate pic-
ture). This results in the debris being thrown away from you.
Tilting the head to the wrong side will shoot the debris toward
you. If the nylon line cutting head is held flat to the ground so
that cutting occurs on the whole line circle, debris will be
thrown at you, drag will slow the engine, and you will use up a
lot of line.
Nylon line cutting head rotates anticlockwise. The knife will be
on the left side of the shield.
1. Debris
2. Cut on this side
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Shindaiwa BP302T Manuel utilisateur

Catégorie
Coupe-herbe
Taper
Manuel utilisateur