MTD 769-11021 Manual de usuario

MTD Products Aktiengesellschaft • Saarbrücken • Germany
H15
FORM NO. 769-11021





English . . . . . . . . . . . . . . . . . . . . . . . 4
(Original operating instructions)
Français . . . . . . . . . . . . . . . . . . . . . . 14
(Notice d’instructions d’origine)
Deutsch . . . . . . . . . . . . . . . . . . . . . . . 26
(Originalbetriebsanleitung)
Nederlands . . . . . . . . . . . . . . . . . . . . 38
(Originele gebruiksaanwijzing)
Italiano . . . . . . . . . . . . . . . . . . . . . . . 49
(Istruzioni per l’uso originali)
Español . . . . . . . . . . . . . . . . . . . . . . . 61
(Instrucciones de funcionamiento originales)
Svenska . . . . . . . . . . . . . . . . . . . . . . 73
(Originalbruksanvisning)
Dansk . . . . . . . . . . . . . . . . . . . . . . . . 83
(Originale driftsvejledning)
Norsk . . . . . . . . . . . . . . . . . . . . . . . . 93
(Originale driftsanvisningen)
Suomi . . . . . . . . . . . . . . . . . . . . . . . . 103
(Alkuperäinen käyttöohjekirja)

English Operating manual
4
Contents
Safe operating practices . . . . . . 4
Operating and display
elements . . . . . . . . . . . . . . . . . . 7
Installation manual . . . . . . . . . . . 7
Oil and petrol . . . . . . . . . . . . . . . 9
Operating . . . . . . . . . . . . . . . . . . 9
Maintenance and cleaning . . . . 11
Transportation . . . . . . . . . . . . . 12
Warranty . . . . . . . . . . . . . . . . . 12
Troubleshooting . . . . . . . . . . . . 13
Details on the rating plate
Enter all information on the rating
plate of your unit in the following
field. You can find the rating plate
near the engine.
These specifications are very
important for subsequent identi-
fication when ordering spare
parts and for customer service.
These and other details for your
appliance can be found on the
separate CE declaration of confor-
mity that forms an integral part
of these operating instructions.
Illustrations
Fold out the illustrated pages at the
start of the operating manual.
Graphical representations may
deviate in detail from the pur-
chased unit.
Safe operating practices
Using the unit correctly
This unit is designed exclusivly
– for use around the outside
of the house and in the garden
– for trimming lawn edges and small
or inaccessible areas of grass
(e.g. under bushes),
– for cutting wild growth, shrubs and
undergrowth,
– according to the descriptions and
safety instructions indicated in this
operating manual.
Any other use is not as intended.
Improper use is not covered by the
warranty and the manufacturer will
reject any liability.
The user is liable
for all injuries to third parties and
damage to their property.
Operate the unit only in the techni-
cal condition as stipulated and
delivered by the manufacturer.
Arbitrary changes to the unit will
exclude the manufacturer from any
liability for resulting injury and/or
damage.
Read all instructions before
operating
Please read these instructions
carefully. Familiarise yourself
with the operation and handling
of the unit.
Do not use this unit if you are
tired or ill or under the influence
of alcohol, drugs or medication.
Do not permit persons under the
age of 16 to handle this unit or
perform other work on the unit,
such as maintenance, cleaning
or adjusting (local regulations
may specify the minimum age
of the user).
This unit is not designed to be
used by persons (including
children) who have limited physi-
cal, sensory or mental abilities
or who have no experience and/
or knowledge of the unit, unless
they are supervised by a person
responsible for their safety
or they have been instructed by
the person how to use the unit.
Children should be supervised
to ensure that they do not play
with the appliance.
Check the unit before using it.
Replace damaged parts.
Check whether fuel is leaking
out. Ensure that all connections
are attached and tight.
Replace cutting attachment parts
which are cracked, flawed
or damaged in any other way.
Ensure that the cutting attach-
ment has been installed correctly
and attached securely.
Ensure that the guard for the
cutting attachment has been
attached correctly and is in the
recommended position.
If these instructions are not
followed, the user and bystan-
ders may be injured or the unit
damaged.
Use only original replacement
lines which have a diameter
of 3.0 mm. Never use a metal-
reinforced string, wire, chain,
rope, etc.. These may break
off and become dangerous
projectiles.
Always be aware of the risk of
injury to head, hands and feet.
Depress the throttle.
It must automatically return
to the home position.
Perform all settings and/or
repairs before operating the unit.
Before using the unit, always
clear the area which you want to
trim. Remove all objects such as
stones, broken glass, nails, wire
or string which could be ejected
or become entangled in the
cutting attachment.
Remove children, bystanders
and animals from the area.
Keep children, bystanders and
animals at a minimum distance
of 15 m; there is still a risk
of bystanders being hit by ejec-
ted objects. Bystanders should
wear eye protection. If somebody
approaches, immediately switch
off the engine and cutting attach-
ment.
Raynaud’s disease
(vibration white finger)
The frequent use of vibrating
power tools may damage nerves
in people whose blood circulation
is impaired (e.g. smokers,
diabetics). In particular, fingers,
hands, wrists and/or arms may
show some of the following
symptoms: Pain, tingling,
stabbing, numbness of body
parts, skin turning pale.
If you notice unusual impair-
ments, stop working immediately
and consult a doctor. You can
significantly reduce the risks by
following these instructions:

Operating manual English
5
Keep your body, and in particular
your hands, warm in cold
weather. Working with under-
cooled hands is the main
contributing factor!
Take regular breaks and move
your hands. This will stimulate
your blood circulation.
Safety instructions
for petrol-driven units
Petrol is highly flammable and
the vapours may explode if ignited.
Take the following precautions:
Store petrol in designated and
permitted containers only.
Keep ignition sources away from
spilled petrol. Do not start the
engine until the petrol vapours
have evaporated.
Before filling the tank, always
switch off the engine and leave
it to cool down.
Never remove the tank cap or fill
the tank while the engine is hot.
Before using the unit, ensure
that the tank cap is screwed
on tightly. Slowly unscrew the
tank cap to reduce the pressure
in the tank gradually.
Mix petrol and fill the tank
in a clean, well ventilated outdoor
area only where there are no
sparks or flames.
After switching off the engine,
slowly unscrew the tank cap.
Do not smoke while mixing petrol
or filling the tank. Immediately
wipe any spilled petrol off the
unit.
Before switching on the engine,
carry the unit at least 10 m away
from the filling station.
While filling the tank or using
the unit, do not smoke and keep
sparks and naked flames out
of the area.
Replace damaged exhausts,
fuel tanks, or filler caps.
Operating the unit
Never start the unit and never
leave it running in a closed
room or building. The inhalation
of exhaust gases may be fatal.
Use the unit outdoors only.
Wear eye and ear protection
when using the unit.
If working in a dusty environ-
ment, wear a face or dust mask.
A long-sleeved shirt is recom-
mended. Working without eye or
ear protection may result in
severe eye injuries or loss of
hearing.
Wear thick, long trousers, boots
(anti skid) and gloves.
Do not wear loose clothing,
jewellery, short trousers, sandals
and do not walk barefoot.
Pin your hair above your shoul-
ders. If required, wear a hair net.
The cutting attachment cover
must always be attached when
you use the unit as a lawn
trimmer. Both trim lines must
be pulled out and the correct line
must be installed.
The trim line must not be pulled
out over the end of the cover.
The unit has a clutch.
The cutting attachment stops
when the unit is running at no
load. If it does not stop, have
the unit adjusted by a mechanic
at your authorised dealer.
Before switching on the unit,
ensure that line spool/cutting
blade cannot strike an object.
Adjust the hand grip to match
your size so that you can hold the
unit firmly.
Operate the unit in daylight or
adequate artificial lighting only.
Avoid starting the unit uninten-
tionally. Be ready to operate
the unit when you pull the starter
rope. User and unit must be in
a stable position when the unit
is started. Follow the Start/Stop
instructions.
Use this unit for its designated
purpose only.
Do not stretch too far over
the unit. Always have a secure
footing and keep your balance.
When operating the unit, always
hold the unit firmly with both
hands: One hand on the throttle
handle, the hand on the grip.
When operating the unit, always
wear the shoulder belt.
Do not use the unit in adverse
weather conditions, e.g. if there
is a probability of rain or a storm.
Never change the engine
settings preset at the factory.
Keep away from naked flames,
avoid creating sparks and do not
smoke.
Never operate the unit with
a defective ignition switch.
Keep your hands, face and feet
away from all moving parts.
Do not touch the cutting attach-
ment while it is rotating and
do not attempt to stop it.
Do not touch the engine or
muffler. These parts become very
hot while the unit is being used.
They remain hot for a short time
even when the unit is switched
off.
Do not let the engine run quicker
than required for cutting
or trimming of lawn edges.
Do not run the engine at high
speed when it is not cutting.
Always switch off the engine
if you cannot start cutting
immediately or if you are moving
from one place to another.
When working, frequently
change your working position
and have a break every so often
so that you can maintain your
performance.
If unusual vibrations occur,
switch off the engine immedia-
tely. Check the unit for damage.
If the unit is damaged, contact
a specialist workshop.
If you strike or ensnare a foreign
object, immediately switch
off the engine and check whether
the unit has been damaged.
Never use the unit with loose
or damaged parts.
Before removing blockages
or performing other work on the
unit, switch off the engine and
remove the spark-plug terminal.
Stop and switch the engine off
before performing maintenance
or repairs or before changing
cutting attachments.
Also pull out the spark-plug
terminal.
Use only original spare parts
for repairs.
These parts can be purchased
from your authorised dealer.

English Operating manual
6
Never use parts, accessories
or attachments which are not
authorised for this unit.
Otherwise, the user may be
seriously injured and the unit
damaged. In addition, your
warranty may be deemed null
and void.
Keep the unit clean and ensure
that there are no plants or other
objects caught between the
cutting attachment and guard.
To reduce the risk of fire, please
replace damaged mufflers and
spark extinguishers and remove
grass, leaves, excess lubricants
and layers of soot from the
engine and muffler.
Have all repairs carried out
by a specialist workshop only.
Working with the cutting
blade (depending on model)
Before operating the unit, please
read all safety instructions
carefully.
Always keep the hand grip
between user and cutting
attachment.
Never cut material if the cutting
blade is 75 cm or higher above
ground level.
The unit may recoil if the rotating
blade strikes an object which
cannot be cut immediately.
Recoils may be strong enough
to throw the unit and/or user
in any direction and may cause
the user to lose control of the
unit. Recoils may occur without
warning if the blade gets caught,
jams or locks. This can easily
happen in areas in which the
material to be cut is difficult
to see.
Never use the undergrowth blade
to cut undergrowth thicker than
12.7 mm. Otherwise, violent
recoils may occur.
When using the cutting blade,
the cutting attachment cover
must always be attached.
Do not attempt to touch or stop
the blade while it is rotating.
A rotating blade may cause
injuries, even when the engine
has been switched off or the
throttle has been released.
Hold the unit firmly until the blade
has come to a standstill.
Do not run the engine at high
speed when it is not cutting.
If you strike or ensnare a foreign
object, immediately switch
off the engine and check whether
the unit has been damaged.
Have the repair damaged before
continuing to use the unit.
Do not use the unit with a bent,
cracked or blunt blade.
Throw away bent, twisted,
cracked or broken blades.
Do not sharpen the cutting blade.
The sharpened tip of the blade
may break off during operation.
This may result in serious
injuries. Replace the blade.
Only transport or store the unit
with the guard fitted on the
cutting blade.
After operating the unit
Clean the cutting blades with
a household detergent to remove
any remnants.
Lubricate the blade with machine
oil to prevent rust.
Store and lock away the blade
securely to protect it from
damage and unauthorised use.
Other safety instructions
As long as the tank still has petrol
in it, never store the unit in a buil-
ding where vapours could come
into contact with sparks or naked
flames.
Leave the engine to cool down
before transporting or conveying
the unit. Attach the unit securely
for transportation.
Empty the fuel tank before trans-
porting the unit.
Store the unit in a dry condition,
locked away or high up to pre-
vent unauthorised use and
damage. Keep the unit away
from children.
Never douse or splash the unit
with water or other liquids. Keep
the throttle handle and hand grip
dry, clean and dust-free.
Clean the unit after each use
and follow the instructions
for cleaning and storage.
Dispose of waste petrol/oil
or any packaging remnants
in accordance with local
regulations.
Keep this manual. Read it
frequently and use it to instruct
other users. If you lend this unit
to somebody else, also include
this manual.
Operating times
Observe the national/municipal
regulations concerning times
of use (if required, ask your local
authority).
Symbols on the appliance
This operating manual describes
safety and international symbols
and pictograms which may
be displayed on this unit.
Read this user handbook in order
to familiarise yourself with all
safety, installation, operating and
repair instructions.
Attention!
Before starting
up the unit, read
the operating instruc
-
tions!
Wear eye, hearing
and head protection.
While operating
this unit, wear heavy
duty boots and protec
-
tive gloves.
Keep third parties
away from the danger
area!
!

Operating manual English
7
Do not fill up with fuel
of specification E85!
Ejected objects and
rotating parts may
cause serious injuries!
Risk of injury from
rotating parts!
Keep hands and feet
away from rotating
parts.
Beware of hot sur
-
faces!
Keep fire away from
the fuel tank!
Petrol/Oil!
Always use clean and
fresh lead-free petrol
for mixing petrol.
Use only authorised
oil according to the
operating manual
for mixing petrol.
Maximum rpm.
Do not let the unit
run more quickly than
the maximum rpm.
Ignition switch
On /run/start
Ignition switch
Off/stop
Choke settings
Choke position
Operating position
Ensure that these symbols on the
unit are always in a legible state.
Replace damaged or illegible
symbols.
Symbols used in this manual
The following symbols are used
in this manual:
Danger
They refer to dangers which are
connected with the described
activity and which may result
in injury.
Caution
They refer to dangers which are
connected with the described
activity and which may result
in damage to property.
Note
Indicates important information and
application tips.
Operating and display
elements
Caution.
Damage to the appliance
This first describes the control and
display elements. Do not execute
any of the functions yet!
Fig. 1
1 Exhaust cover
2Spark plug
3 Starter handle
4 Tank cap
5 Intake pump/primer
6 Choke lever
7 Air filter cover
8 Hand grip
9 Upper drive shaft
10 Shaft coupling
11 Lower drive shaft
12 Cutting attachment cover
13 Line cutting blade
14 Line spool
15 Gearbox
16 Shoulder belt holder
17 Throttle lock
18 Throttle
19 Ignition switch
20 Throttle grip
21 Cutting blade with cutting
attachment cover *
22 Retaining bar *
23 Socket wrench *
* depending on model
Installation manual
Danger
Risk of injury from engine being
started unintentionally.
Protect yourself from injury.
Before working on the engine:
– Switch off the engine.
– Wait until all moving parts have
come to standstill; the engine
must have cooled down.
– Remove spark-plug terminal.
Disposal instructions
Dispose of packaging remnants,
old units, etc., in accordance with
local regulations.
Installing and adjusting
the hand grip
Fig. 2a
Remove hand grip. To do this,
loosen the 4 screws.
Fit the anti-vibration rubber pad
on the shaft.
Place the hand grip from above
onto the anti-vibration pad.
Align the holes of the lower
retention plate with the screws in
the hand grip. Screw in the 4
screws. Do not tighten yet! Hold
the unit in the operating position
(Fig. 12) and move the hand grip
into the position which offers you
the best grip.
Tighten the 4 screws until the
hand grip is secure.
Installing/removing the lower
drive shaft
Fig. 2b
Installation
Remove protective cap (optional)
from the shaft coupling and lower
drive shaft.
Turn screw handle (1) on the shaft
coupling (2) anti-clockwise
to open the shaft coupling.
Press release button (3)
on the lower drive shaft and push
the shaft into the shaft coupling
until the release button engages
in the retaining hole (4).
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