Husqvarna Brush Cutter 324RX User Manual

Operator’s manual (EPA)  
324R  
X-Series  
Please read the operator’s manual carefully and make sure you understand the instructions  
before using the machine.  
English  
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CONTENTS  
Contents  
KEY TO SYMBOLS  
Note the following before starting:  
Please read the operator’s manual carefully.  
Symbols .................................................................... 2  
CONTENTS  
Maintenance, replacement, or repair of the emission control  
devices and system may be performed by any nonroad  
engine repair establishment or individual.  
Contents .................................................................... 3  
Note the following before starting: ............................. 3  
INTRODUCTION  
WARNING! Long-term exposure to noise  
can result in permanent hearing  
impairment. So always use approved  
hearing protection.  
!
Dear customer! .......................................................... 4  
WHAT IS WHAT?  
What is what on the clearing saw? ............................ 5  
GENERAL SAFETY PRECAUTIONS  
WARNING! Under no circumstances may  
the design of the machine be modified  
Important ................................................................... 6  
Personal protective equipment .................................. 6  
Machines safety equipment ...................................... 7  
Cutting equipment ..................................................... 10  
ASSEMBLY  
!
without the permission of the manufacturer.  
Always use genuine accessories. Non-  
authorized modifications and/or  
accessories can result in serious personal  
injury or the death of the operator or others.  
Fitting the handlebar ................................................. 13  
Transport position, handlebar .................................... 13  
Assembling the cutting equipment ............................ 14  
Fitting a blade guard, grass blade and grass cutter .. 14  
Fitting the blade guard and saw blade ...................... 14  
Your warranty may not cover damage or  
liability caused by the use of non-  
authorized accessories or replacement  
parts.  
WARNING! A clearing saw, brushcutter or  
trimmer can be dangerous if used  
incorrectly or carelessly, and can cause  
serious or fatal injury to the operator or  
others. It is extremely important that you  
read and understand the contents of this  
operator’s manual.  
Fitting a trimmer guard and Superauto II 1" trimmer  
head .......................................................................... 15  
!
Fitting other guards and cutting attachments ............ 16  
Adjusting the harness and clearing saw .................... 16  
Standard harness ...................................................... 16  
FUEL HANDLING  
Fuel handling ............................................................. 18  
Fuel ........................................................................... 18  
STARTING AND STOPPING  
Check before starting ................................................ 20  
Starting and stopping ................................................ 20  
WORKING TECHNIQUES  
General working instructions ..................................... 22  
MAINTENANCE  
This engine label certifies that the product is certified in  
accordance with American exhaust emissions requirements  
EPA Ph II and CARB Tier II. The Emissions Compliance  
Period referred to on the emissions Compliance label  
indicates the number of operating hours for which the engine  
has been shown to meet Federal and California emisson  
requirements.  
Carburetor ................................................................. 27  
Muffler ....................................................................... 27  
Cooling system .......................................................... 28  
Spark plug ................................................................. 28  
Air filter ...................................................................... 28  
Maintenance schedule .............................................. 30  
TECHNICAL DATA  
Category C = 50 hours, B = 125 hours, and A = 300 hours.  
Technical data ........................................................... 31  
FEDERAL EMISSION CONTROL WARRANTY  
STATEMENT  
The engine exhaust from this product  
contains chemical known to the State  
of California to cause cancer, birth  
defects or other reproductive harm.  
YOUR WARRANTY RIGHTS AND OBLIGATIONS ... 33  
English 3  
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INTRODUCTION  
Dear customer!  
Congratulations on your choice to buy a Husqvarna product! Husqvarna is based on a tradition that dates back to 1689, when  
the Swedish King Karl XI ordered the construction of a factory on the banks of the Huskvarna River, for production of muskets.  
The location was logical, since water power was harnessed from the Huskvarna River to create the water-powered plant.  
During over 300 years of continuous operation, the Husqvarna factory has produced a lot of different products, from wood  
stoves to modern kitchen appliances, sewing machines, bicycles, motorcycles etc. In 1956, the first motor driven lawn mowers  
appeared, followed by chain saws in 1959, and it is within this area Husqvarna is working today.  
Today Husqvarna is one of the leading manufacturers in the world of forest and garden products, with quality as our highest  
priority. We develop, manufacture and market high quality motor driven products for forestry and gardening as well as for  
building and construction industry.  
Your purchase gives you access to professional help with repairs and service whenever this may be necessary. If the retailer  
who sells your machine is not one of our authorized dealers, ask for the address of your nearest servicing dealer.  
It is our wish that you will be satisfied with your product and that it will be your companion for a long time. Think of this  
operators manual as a valuable document. By following itscontent (using, service, maintenance etc) the life span and the  
second-hand value of the machine can be extended.If you ever lend or sell this machine, make sure that the borrower or buyer  
gets the operators manual, so they will also know how to properly maintain and use it.  
Thank you for using a Husqvarna product.  
Husqvarna AB has a policy of continuous product development and therefore reserves the right to modify the design and  
appearance of products without prior notice.  
4 – English  
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WHAT IS WHAT?  
What is what on the clearing saw?  
1
2
3
4
5
6
7
8
9
Blade  
16 Air filter cover  
Grease filler cap, bevel gear  
Bevel gear  
17 Handle adjustment  
18 Locking nut  
Cutting attachment guard  
Shaft  
19 Support flange  
20 Support cup  
Handlebar  
21 Drive disc  
Throttle control  
Stop switch  
22 Trimmer head  
23 Socket spanner  
24 Operator’s manual  
25 Transport guard  
26 Allen key  
Throttle lockout  
10 Suspension  
11 Cylinder cover  
12 Starter handle  
13 Fuel tank  
27 Locking pin  
28 Harness  
14 Choke control  
15 Air purge  
29 Start throttle button  
30 Adjusting screw for throttle cable  
English – 5  
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GENERAL SAFETY PRECAUTIONS  
Important  
Personal protective equipment  
IMPORTANT!  
IMPORTANT!  
The machine is only designed for trimming grass, grass  
clearing and/or forestry clearing.  
A clearing saw, brushcutter or trimmer can be dangerous if  
used incorrectly or carelessly, and can cause serious or  
fatal injury to the operator or others. It is extremely  
important that you read and understand the contents of this  
operator’s manual.  
The only accessories you can operate with this engine unit  
are the cutting attachments we recommend in the chapter  
on Technical data.  
You must use approved personal protective equipment  
whenever you use the machine. Personal protective  
equipment cannot eliminate the risk of injury but it will  
reduce the degree of injury if an accident does happen.  
Ask your dealer for help in choosing the right equipment.  
Never use the machine if you are tired, if you have drunk  
alcohol, or if you are taking medication that could affect  
your vision, your judgement or your co-ordination.  
Wear personal protective equipment. See instructions  
under the heading Personal protective equipment.  
Never use a machine that has been modified in any way  
from its original specification.  
WARNING! Listen out for warning signals  
or shouts when you are wearing hearing  
protection. Always remove your hearing  
protection as soon as the engine stops.  
!
Never use a machine that is faulty. Carry out the checks,  
maintenance and service instructions described in this  
manual. Some maintenance and service measures must  
be carried out by trained and qualified specialists. See  
instructions under the heading Maintenance.  
HELMET  
A helmet should be worn if the trees being cleared are taller  
than 2 m.  
All covers, guards and handles must be fitted before  
starting. Ensure that the spark plug cap and ignition lead  
are undamaged to avoid the risk of electric shock.  
The machine operator must ensure that no people or  
animals come closer than 15 metres while working. When  
several operators are working in the same area the safety  
distance should be at least twice the tree height and no  
less than 15 metres.  
HEARING PROTECTION  
Wear hearing protection that provides adequate noise  
reduction.  
WARNING! The ignition system of this  
machine produces an electromagnetic field  
!
during operation.This field may under  
some circumstances interfere with  
pacemakers.To reduce the risk of serious  
or fatal injury, we recommend persons with  
pacemakers to consult their physician and  
the pacemaker manufacturer before  
operating this machine.  
EYE PROTECTION  
Always wear approved eye protection. If you use a visor then  
you must also wear approved protective goggles. Approved  
protective goggles must comply with standard ANSI Z87.1 in  
the USA or EN 166 in EU countries.  
WARNING! Running an engine in a confined  
or badly ventilated area can result in death  
due to asphyxiation or carbon monoxide  
poisoning.  
!
GLOVES  
Gloves should be worn when necessary, e.g., when fitting  
cutting attachments.  
6 – English  
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GENERAL SAFETY PRECAUTIONS  
BOOTS  
Wear boots with steel toe-caps and non-slip sole.  
Throttle lockout  
The throttle lockout is designed to prevent accidental  
operation of the throttle control.When you press the lock (A)  
(i.e. when you grasp the handle) it releases the throttle  
control (B).When you release the handle the throttle control  
and the throttle lockout both move back to their original  
positions. This movement is controlled by two independent  
return springs. This arrangement means that the throttle  
control is automatically locked at the idle setting.  
CLOTHING  
A
Wear clothes made of a strong fabric and avoid loose  
clothing that can catch on twigs and branches. Always wear  
heavy, long pants. Do not wear jewellery, shorts sandals or  
go barefoot. Secure hair so it is above shoulder level.  
B
FIRST AID KIT  
Always have a first aid kit nearby.  
Make sure the throttle control is locked at the idle setting  
when the throttle lockout is released.  
Machines safety equipment  
This section describes the machines safety equipment, its  
purpose, and how checks and maintenance should be  
carried out to ensure that it operates correctly.See the ”What  
is what?” section to locate where this equipment is  
positioned on your machine.  
Press the throttle lockout and make sure it returns to its  
original position when you release it.  
The life span of the machine can be reduced and the risk of  
accidents can increase if machine maintenance is not  
carried out correctly and if service and/or repairs are not  
carried out professionally. If you need further information  
please contact your nearest servicing dealer.  
IMPORTANT! All servicing and repair work on the machine  
requires special training. This is especially true of the  
machines safety equipment. If your machine fails any of  
the checks described below you must contact your service  
agent.When you buy any of our products we guarantee the  
availability of professional repairs and service. If the  
retailer who sells your machine is not a servicing dealer,  
ask him for the address of your nearest service agent.  
Check that the throttle control and throttle lockout move  
freely and that the return springs work properly.  
WARNING! Never use a machine with faulty  
safety equipment.The machine’s safety  
!
equipment must be checked and  
maintained as described in this section. If  
your machine fails any of these checks  
contact your service agent to get it  
repaired.  
See instructions under the heading Start. Start the machine  
and apply full throttle.Release the throttle and check that the  
cutting attachment stops and remains at a standstill. If the  
cutting attachment rotates with the throttle in the idle position  
English 7  
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GENERAL SAFETY PRECAUTIONS  
then the carburettor idle setting must be checked. See  
instructions under the heading Maintenance.  
Vibration damping system  
Your machine is equipped with a vibration damping system  
that is designed to reduce vibration and make operation  
easier.  
Stop switch  
Using incorrectly wound cord or a blunt or incorrect cutting  
attachment (wrong type or incorrectly filed, see instructions  
under the heading Filing the blade) increases the level of  
vibration.  
Use the stop switch to switch off the engine.  
The machines vibration damping system reduces the  
transfer of vibration between the engine unit/cutting  
equipment and the machines handle unit.  
Start the engine and make sure the engine stops when you  
move the stop switch to the stop setting.  
Cutting attachment guard  
Regularly check the vibration damping units for cracks or  
deformation. Check that the vibration damping element is  
undamaged and securely attached.  
This guard is intended to prevent loose objects from being  
thrown towards the operator. The guard also protects the  
operator from accidental contact with the cutting attachment.  
WARNING! Overexposure to vibration can  
lead to circulatory damage or nerve  
!
damage in people who have impaired  
circulation. Contact your doctor if you  
experience symptoms of overexposure to  
vibration. Such symptoms include  
numbness, loss of feeling, tingling,  
pricking, pain, loss of strength, changes in  
skin colour or condition.These symptoms  
normally appear in the fingers, hands or  
wrists.The risk increases at low  
Check that the guard is undamaged and not cracked.  
Replace the guard if it has been exposed to impact or is  
cracked.  
temperatures.  
Always use the recommended guard for the cutting  
attachment you are using. See chapter on Technical data.  
WARNING! Never use a cutting attachment  
without an approved guard. See the chapter  
!
on Technical data. If an incorrect or faulty  
guard is fitted this can cause serious  
personal injury.  
8 – English  
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GENERAL SAFETY PRECAUTIONS  
Regularly check that the muffler is securely attached to the  
machine.  
Quick release  
There is an easily accessible, quick release fitted at the front  
as a safety precaution in case the engine catches fire, or in  
any other situation that requires you to free yourself from the  
machine and harness. See instructions under the heading  
Adjusting the harness and clearing saw.  
If the muffler on your machine is fitted with a spark arrestor  
screen this must be cleaned regularly. A blocked screen will  
cause the engine to overheat and may lead to serious  
damage.  
Check that the harness straps are correctly positioned.Once  
the harness and machine have been adjusted, check that  
the harness quick release works correctly.  
Muffler  
The muffler is designed to keep noise levels to a minimum  
and to direct exhaust fumes away from the user. A muffler  
fitted with a catalytic converter is also designed to reduce  
harmful exhaust gases.  
WARNING! Mufflers fitted with catalytic  
converters get very hot during use and  
remain so for some time after stopping.  
This also applies at idle speed. Contact can  
result in burns to the skin. Remember the  
risk of fire!  
!
WARNING!The inside of the muffler contain  
chemicals that may be carcinogenic. Avoid  
contact with these elements in the event of  
a damaged muffler.  
!
In countries that have a warm and dry climate there is a  
significant risk of fire.We therefore fit certain mufflers with a  
spark arrestor screen. Check whether the muffler on your  
machine is fitted with this kind of screen.  
WARNING! Bear in mind that:  
!
The exhaust fumes from the engine are hot  
and may contain sparks which can start a  
fire. Never start the machine indoors or  
near combustible material!  
!
For mufflers it is very important that you follow the  
instructions on checking, maintaining and servicing your  
machine.  
Never use a machine that has a faulty muffler.  
English 9  
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GENERAL SAFETY PRECAUTIONS  
Cutting equipment  
Locking nut  
This section describes how to choose and maintain your  
cutting equipment in order to:  
Reduce the risk of blade thrust.  
A locking nut is used to secure some types of cutting  
attachment.  
Obtain maximum cutting performance.  
Extend the life of cutting equipment.  
IMPORTANT!  
Only use cutting attachments with the guards we  
recommend! See the chapter on Technical data.  
Refer to the instructions for the cutting attachment to check  
the correct way to load the cord and the correct cord  
diameter.  
When fitting, tighten the nut in the opposite direction to the  
direction of rotation of the cutting attachment. To remove it,  
undo the nut in the same direction as the cutting attachment  
rotates. (CAUTION! The nut has a left-hand thread.) Tighten  
the nut using the socket spanner.  
Keep the teeth of the blade correctly sharpened! Follow our  
recommendations. Also refer to the instructions on the  
blade packaging.  
Maintain the correct blade setting! Follow our instructions  
and use the recommended file gauge.  
WARNING! Always stop the engine before  
doing any work on the cutting attachment.  
!
This continues to rotate even after the  
throttle has been released. Ensure that the  
cutting attachment has stopped completely  
and disconnect the HT lead from the spark  
plug before you start to work on it.  
When loosening and tightening the saw blade nut, there is a  
risk of injury from the teeth of the saw blade.You should  
therefore always ensure that your hand is shielded by the  
blade guard when doing this. Always use a socket spanner  
with a shaft that is long enough to allow this.The arrow in the  
diagram shows the area where you should operate the  
socket spanner when loosening or tightening the nut.  
WARNING! Using an incorrect cutting  
attachment or an incorrectly sharpened  
blade increases the risk of blade thrust.  
!
Cutting equipment  
Saw blades are intended for cutting fibrous types of wood.  
Grass blades and grass cutters are intended for cutting  
coarse grass.  
The nylon lining inside the locking nut must not be so worn  
that you can turn it by hand. The lining should offer a  
resistance of at least 1.5 Nm. The nut should be replaced  
after it has been put on approx. 10 times.  
A trimmer head is intended for trimming grass.  
10 – English  
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GENERAL SAFETY PRECAUTIONS  
General rules  
Sharpening grass cutters and grass blades  
Only use cutting attachments with the guards we  
recommend! See the chapter on Technical data.  
See the cutting attachment packaging for correct  
sharpening instructions. Sharpen blades and cutters  
using a single-cut flat file.  
Sharpen all edges equally to maintain the balance of the  
blade.  
Keep the teeth of the blade correctly sharpened! Follow our  
instructions and use the recommended file gauge. An  
incorrectly sharpened or damaged blade increases the risk  
of accidents.  
WARNING! Always discard a blade that is  
bent, twisted, cracked, broken or damaged  
!
in any other way. Never attempt to  
straighten a twisted blade so that it can be  
reused. Only use original blades of the  
specified type.  
Keep the correct setting on the saw blade! Follow our  
instructions and use the recommended setting tool. An  
incorrectly set saw blade increases the risk of jamming and  
blade thrust, and damage to the saw blade.  
Sharpening the saw blade  
See the cutting attachment packaging for correct  
sharpening instructions.  
A correctly sharpened blade is essential for working  
efficiently and to avoid unnecessary wear to the blade and  
clearing saw.  
Check the cutting attachment for damage or cracks. A  
damaged cutting attachment should always be replaced.  
Make sure that the blade is well supported when you file  
it. Use a 5.5 mm round file with a file holder.  
English 11  
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GENERAL SAFETY PRECAUTIONS  
The filing angle is 15°.File alternate teeth to the right and  
To increase the life of the cord it can be soaked in water  
those in between to the left. If the blade has been heavily  
pitted by stones it may be necessary to dress the top  
edges of the teeth with a flat file, in exceptional cases. If  
so, this should be done before filing with a round file.The  
top edges must be filed down by the same amount for all  
the teeth.  
for a couple of days. This will make the line tougher so  
that it lasts longer.  
Adjust the blade setting. This should be 1 mm.  
Trimmer head  
IMPORTANT!  
Always ensure the trimmer cord is wound tightly and evenly  
around the drum, otherwise the machine will generate  
harmful vibration.  
Only use the recommended trimmer heads and trimmer  
cords. These have been tested by the manufacturer to  
suit a particular engine size.This is especially important  
when a fully automatic trimmer head is used. Only use  
the recommended cutting attachment. See the chapter  
on Technical data.  
Smaller machines generally require small trimmer heads  
and vice versa. This is because when clearing using a  
cord the engine must throw out the cord radially from the  
trimmer head and overcome the resistance of the grass  
being cleared.  
The length of the cord is also important. A longer cord  
requires greater engine power than a shorter cord of the  
same diameter.  
Make sure that the cutter on the trimmer guard is intact.  
This is used to cut the cord to the correct length.  
12 – English  
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ASSEMBLY  
Put on the harness and hang the machine from the  
Fitting the handlebar  
support hook. Now make a final adjustment so that the  
machine is in a comfortable working position when it  
hangs from the harness. Tighten the knob.  
Remove the screw at the rear of the throttle handle.  
Slide the throttle handle onto the right side of the  
handlebar, (see diagram).  
Transport position, handlebar  
The handlebar can easily be turned to fit along the shaft  
for easier transportation and storage.  
Align the screw hole in the throttle handle with the hole in  
the handlebar.  
Loosen the knob. Turn the handlebar clockwise so that  
the throttle handle rests against the engine.  
Refit the screw in the hole in the rear of the throttle  
handle.  
Now twist the handlebar around the shaft. Tighten the  
knob.  
Screw the screw through the handle and handlebar.  
Tighten it.  
Unscrew the knob from the handlebar mounting.  
Position the handlebar as shown. Fit the mounting  
components and tighten the knob lightly.  
Fit the transport guard to the cutting attachment.  
English 13  
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ASSEMBLY  
CAUTION! Use the recommended blade guard. See the  
Technical data section.  
Assembling the cutting equipment  
Fit the drive disc (B) on the output shaft.  
WARNING!  
Turn the blade shaft until one of the holes in the drive disc  
aligns with the corresponding hole in the gear housing.  
!
When fitting the cutting attachment it is  
extremely important that the raised section  
on the drive disc/support flange engages  
correctly in the centre hole of the cutting  
attachment. If the cutting attachment is  
fitted incorrectly it can result in serious  
and/or fatal personal injury.  
Insert the locking pin (C) in the hole to lock the shaft.  
Place the blade (D), support cup (E) and support flange  
(F) on the output shaft.  
!
Fit the nut (G). The nut must be tightened to a torque of  
35-50 Nm (3.5-5 kpm). Use the socket spanner in the  
tool kit. Hold the shaft of the spanner as close to the  
blade guard as possible. To tighten the nut, turn the  
spanner in the opposite direction to the direction of  
rotation (Caution! left-hand thread).  
WARNING! Never use a cutting attachment  
without an approved guard. See the chapter  
!
on Technical data. If an incorrect or faulty  
guard is fitted this can cause serious  
personal injury.  
IMPORTANT! If a saw blade or grass blade are to be used  
the machine must be equipped with the correct handlebar,  
blade guard and harness.  
Fitting the blade guard and saw  
blade  
Fitting a blade guard, grass blade  
and grass cutter  
K
G
F
J
E
H
I
D
A
A
B
L
C
Remove the mounting plate (H). Fit the adapter (I) and  
bracket (J) with the two screws (K) as shown. Fit the  
blade guard (A) to the adapter using the 4 screws (L) as  
shown.  
Hook the blade guard/combination guard (A) onto the  
fitting on the shaft and secure with the bolt.  
14 – English  
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ASSEMBLY  
CAUTION! Use the recommended blade guard. See the  
Technical data section.  
Fitting a trimmer guard and  
Superauto II 1" trimmer head  
G
F
D
K
G
K
F
B
C
B
I
J
I
C
Fit the drive disc (B) on the output shaft.  
A
Turn the blade shaft until one of the holes in the drive disc  
aligns with the corresponding hole in the gear housing.  
Fit the correct trimmer guard (A) for use with the trimmer  
head. Hook the trimmer guard/combination guard onto  
the fitting on the shaft and secure with the bolt (L).  
Insert the locking pin (C) in the hole to lock the shaft.  
Fit the drive disc (B) on the output shaft.  
Place the blade (D) and support flange (F) on the output  
shaft.  
Turn the blade shaft until one of the holes in the drive disc  
aligns with the corresponding hole in the gear housing.  
Fit the nut (G). The nut must be tightened to a torque of  
35-50 Nm (3.5-5 kpm). Use the socket spanner in the  
tool kit. Hold the shaft of the spanner as close to the  
blade guard as possible. To tighten the nut, turn the  
spanner in the opposite direction to the direction of  
rotation (Caution! left-hand thread).  
Insert the locking pin (C) in the hole to lock the shaft.  
To t the trimmer head, first separate the two halves (see  
diagram). Proceed as follows:  
Insert a finger into the centre hole of the cover (I) while  
grasping the cover with your other fingers. Using the  
index finger and thumb of your other hand, release the  
two catches (J) that engage in the cut-outs in the bottom  
half (K). Pull apart the trimmer head, grasping the cover  
firmly.  
Place the cover (I) and the support flange (F) on the  
output shaft.  
Fit the nut (G). Tighten the nut to a torque of 35-50 Nm  
(3.5-5 kpm).Use the socket spanner in the tool kit.Grasp  
the handle of the spanner as close to the trimmer guard  
as possible.  
When loosening and tightening the saw blade nut, there  
is a risk of injury from the teeth of the saw blade.You  
should therefore always ensure that your hand is  
shielded by the blade guard when doing this. Always use  
a socket spanner with a shaft that is long enough to allow  
this.The arrow in the diagram shows the area where you  
should operate the socket spanner when loosening or  
tightening the nut.  
To tighten the nut, turn the spanner in the opposite  
direction to the direction of rotation (Caution! left-hand  
thread).  
English 15  
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ASSEMBLY  
Fit the bottom half of the trimmer head (K) to the cover (I)  
Screw on the trimmer head/plastic blades (H) in the  
by pressing them together, with the cut-outs on the  
bottom half aligned with the catches on the cover.  
opposite direction to the direction of rotation.  
H
H
To dismantle, follow the instructions in the reverse order.  
To dismantle, follow the instructions in the reverse order.  
Adjusting the harness and clearing  
saw  
Fitting other guards and cutting  
attachments  
WARNING! When using a clearing saw it  
must always be hooked securely to the  
!
harness. Otherwise you will be unable to  
control the clearing saw safely and this can  
result in injury to yourself or others. Never  
use a harness with a defective quick  
release.  
Fit the trimmer guard/combination guard (A) intended for  
use with the trimmer head/plastic blades.Hook the guard  
onto the fitting on the shaft and secure it with the bolt (L).  
Standard harness  
Quick release  
At the front is an easily accessible, quick release. Use this if  
the engine catches fire or in any other emergency situation  
that requires you to free yourself from the machine and  
harness.  
Fit the drive disc (B) on the output shaft.  
Turn the blade shaft until one of the holes in the drive disc  
aligns with the corresponding hole in the gear housing.  
Insert the locking pin (C) in the hole to lock the shaft.  
A
L
B
Spreading the load on your shoulders  
A well-adjusted harness and machine makes work much  
easier. Adjust the harness for the best working position.  
Tension the side straps so that the weight is evenly  
distributed across both shoulders.  
C
M
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ASSEMBLY  
Correct height  
Adjust the shoulder strap so that the cutting attachment is  
parallel to the ground.  
Correct balance  
Let the cutting attachment rest lightly on the ground. If you  
use a saw blade it should balance about 10 cm above the  
ground to prevent contact with stones and the like.Adjust the  
position of the suspension ring to balance the clearing saw  
correctly.  
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FUEL HANDLING  
Gasoline  
Fuel handling  
Always use an unleaded quality petrol of at least 90 octane  
(RON).  
Never start the machine:  
1
2
If you have spilled fuel on it. Wipe off the spillage and  
allow remaining fuel to evaporate.  
Use low-emission gasoline, also known as alkylate gasoline,  
if it is available.  
If you have spilled fuel on yourself or your clothes,  
change your clothes. Wash any part of your body that  
has come in contact with fuel. Use soap and water.  
The lowest recommended octane grade is 87  
((RON+MON)/2). If you run the engine on a lower octane  
grade than 87 so-called knocking can occur. This gives  
rise to a high engine temperature and increased bearing  
load, which can result in serious engine damage.  
3
If the machine is leaking fuel. Check regularly for leaks  
from the fuel cap and fuel lines.  
Transport and storage  
When working at continuous high revs a higher octane  
rating is recommended.  
Store and transport the machine and fuel so that there is  
no risk of any leakage or fumes coming into contact with  
sparks or naked flames, for example, from electrical  
machinery, electric motors, electrical relays/switches or  
boilers.  
If the machine is not used for some time the fuel tank  
should be emptied and cleaned.  
Engine oil  
Check the oil level before starting the machine. A too low oil  
level can cause serious damage to the engine.  
When storing and transporting fuel always use approved  
containers intended for this purpose.  
When the machine is new the engine oil should be changed  
after the first month or after 10 hours of operation.  
When storing the machine for long periods the fuel tank  
must be emptied. Contact your local gas station to find  
out where to dispose of excess fuel.  
For the best result and function use HUSQVARNA engin  
oil.  
The transport guard must always be fitted to the cutting  
attachment when the machine is being transported or in  
storage.  
When HUSQVARNA engine oil is not available another  
high grade engine oil can be used. Contact your dealer  
when selecting oil. Engine oil for four-stroke petrol  
engines must be used. Quality class at least API SG. In  
general viscosity class SAE 10W-40 is recommended.  
Ensure the machine is cleaned and that a complete  
service is carried out before long-term storage.  
Never use oil intended for two-stroke engines.  
WARNING! Take care when handling fuel.  
Bear in mind the risk of fire, explosion and  
inhaling fumes.  
!
Oil level  
The machine must be switched off and placed on a flat  
surface when you check the oil level.  
Fuel  
Unscrew the oil cap, clean the dipstick located on the cap  
and insert the cap again without screwing it down. Check  
the oil level on the dipstick.  
CAUTION! The machine is equipped with a four-stroke  
engine. Make sure that there is always sufficient oil in the oil  
tank.  
WARNING! Fuel and fuel fumes are highly  
inflammable and can cause serious injury  
!
when inhaled or allowed to come in contact  
with the skin. For this reason observe  
caution when handling fuel and make sure  
there is adequate ventilation.  
WARNING! The catalytic converter muffler  
gets very hot during and after use.This also  
!
applies during idling. Be aware of the fire  
hazard, especially when working near  
flammable substances and/or vapours.  
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FUEL HANDLING  
When the oil level is low, top up using engine oil to the edge  
of the oil refill hole.  
Only use recommended engine oil.  
Fueling  
WARNING! Taking the following  
precautions, will lessen the risk of fire:  
!
Do not smoke or place hot objects near  
fuel.  
Always shut off the engine before  
refuelling.  
Always stop the engine and let it cool for a  
few minutes before refuelling.  
When refuelling, open the fuel cap slowly  
so that any excess pressure is released  
gently.  
Tighten the fuel cap carefully after  
refuelling.  
Always move the machine away from the  
refuelling area before starting.  
Clean around the fuel cap. Clean the fuel and oil tank  
regularly. The fuel filter should be changed at least once a  
year. Contamination in the tanks causes malfunction.  
Always move the machine about 3 metres from the refuelling  
position before starting.  
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STARTING AND STOPPING  
Check that the trimmer head and trimmer guard are not  
Check before starting  
damaged or cracked. Replace the trimmer head or  
trimmer guard if they have been exposed to impact or are  
cracked.  
Check the blade to ensure that no cracks have formed at  
the bottom of the teeth or by the centre hole. The most  
common reason why cracks are formed is that sharp  
corners have been formed at the bottom of the teeth  
while sharpening or that the blade has been used with  
dull teeth. Discard a blade if cracks are found.  
Never use the machine without a guard nor with a  
defective guard.  
All covers must be correctly fitted and undamaged before  
you start the machine.  
Starting and stopping  
Check that the support flange is not cracked due to  
fatigue or due to being tightened too much. Discard the  
support flange if it is cracked.  
WARNING! The complete clutch cover and  
shaft must be fitted before the machine is  
started, otherwise the clutch can come  
loose and cause personal injury.  
!
Ensure the locking nut has not lost its captive force. The  
nut lock should have a locking force of at least 1.5 Nm.  
The tightening torque of the locking nut should be 35-50  
Nm.  
Always move the machine away from the  
refuelling area before starting. Place the  
machine on a flat surface. Ensure the  
cutting attachment cannot come into  
contact with any object.  
Make sure no unauthorised persons are in  
the working area, otherwise there is a risk  
of serious personal injury.The safety  
distance is 15 metres.  
Check that the blade guard is not damaged or cracked.  
Replace the blade guard if it is exposed to impact or is  
cracked.  
Cold engine  
Ignition: Set the stop switch to the start position.  
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STARTING AND STOPPING  
Choke: Set the choke control in the choke position.  
Starting  
WARNING! When the engine is started with  
the choke in either the choke or start  
throttle positions the cutting attachment  
will start to rotate immediately.  
!
Primer bulb: Press the air purge repeatedly until fuel begins  
to fill the bulb. The bulb need not be completely filled.  
Hold the body of the machine on the ground using your left  
hand (CAUTION! Not with your foot!). Grip the starter  
handle, slowly pull out the cord with your right hand until you  
feel some resistance (the starter pawls grip), now quickly  
and powerfully pull the cord. Never wrap the starter cord  
around your hand  
Repeat pulling the cord until the engine starts. When the  
engine starts. return choke control to run position and apply  
full throttle; the throttle will automatically disengage from the  
start setting.  
Warm engine  
Ignition: Set the stop switch to the start position.  
Choke: Put the choke in working position.  
CAUTION! Do not pull the starter cord all the way out and do  
not let go of the starter handle when the cord is fully  
extended. This can damage the machine.  
Primer bulb: Press the air purge repeatedly until fuel begins  
to fill the bulb. The bulb need not be completely filled.  
Stopping  
Stop the engine by switching off the ignition.  
For throttle handles with a start throttle  
lock:  
Set the throttle to the start position by first pressing the  
throttle lockout and the throttle trigger, then pressing the  
start throttle button (A).Then release the throttle lockout and  
the throttle trigger, followed by the start throttle button. The  
throttle function is now activated.To return the engine to idle,  
press the throttle lockout and throttle trigger again.  
English 21  
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WORKING TECHNIQUES  
may hit you or the machine and cause you to lose  
control. Both situations can cause serious personal  
injury.  
General working instructions  
IMPORTANT!  
This section describes the basic safety precautions for  
working with clearing saws and trimmers.  
If you encounter a situation where you are uncertain how  
to proceed you should ask an expert. Contact your dealer  
or your service workshop.  
Avoid all usage which you consider to be beyond your  
capability.  
6
7
Keep a good balance and a firm foothold.  
You must understand the difference between forestry  
clearing, grass clearing and grass trimming before use.  
Always hold the machine with both hands. Hold the  
machine on the right side of your body.  
Basic safety rules  
1
Look around you:  
To ensure that people, animals or other things cannot  
affect your control of the machine.  
To ensure that people, animals, etc., do not come into  
contact with the cutting attachment or loose objects that  
are thrown out by the cutting attachment.  
CAUTION! Do not use the machine unless you are able  
to call for help in the event of an accident.  
2
Inspect the working area.Remove all loose objects, such  
as stones, broken glass, nails, steel wire, string, etc. that  
could be thrown out or become wrapped around the  
cutting attachment.  
8
9
Keep the cutting attachment below waist level.  
Switch off the engine before moving to another area. Fit  
the transport guard before carrying or transporting the  
equipment any distance.  
3
4
Do not use the machine in bad weather, such as dense  
fog, heavy rain, strong wind, intense cold, etc.Working in  
bad weather is tiring and often brings added risks, such  
as icy ground, unpredictable felling direction, etc.  
10 Never put the machine down with the engine running  
unless you have it in clear sight.  
Make sure you can move and stand safely. Check the  
area around you for possible obstacles (roots, rocks,  
branches, ditches, etc.) in case you have to move  
suddenly. Take great care when working on sloping  
ground.  
5
Take great care when cutting a tree that is under tension.  
A tree that is under tension may spring back to its normal  
position before or after being cut. If you position yourself  
incorrectly or make the cut in the wrong place the tree  
22 – English  
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WORKING TECHNIQUES  
Working methods  
The ABC of clearing  
Always use the correct equipment.  
WARNING! Machines fitted with saw blades  
or grass blades can be thrown violently to  
the side when the blade comes into contact  
with a fixed object.This is called blade  
thrust. A blade thrust can be violent enough  
to cause the machine and/or operator to be  
propelled in any direction, and possibly  
lose control of the machine. Blade thrust  
can occur without warning if the machine  
snags, stalls or binds. Blade thrust is more  
likely to occur in areas where it is difficult  
to see the material being cut.  
Make sure the equipment is well adjusted.  
Follow the safety precautions.  
!
Organise your work carefully.  
Always use full throttle when starting to cut with the  
blade.  
Always use sharp blades.  
Avoid stones.  
Control the felling direction (take advantage of the wind).  
WARNING! Neither the operator of the  
machine nor anyone else may attempt to  
remove the cut material while the engine is  
running or the cutting equipment is  
rotating, as this can result in serious injury.  
Avoid cutting with the area of the blade  
between the 12 o’clock and 3 o’clock  
positions. Because of the speed of rotation  
of the blade, blade thrust can occur if you  
attempt to cut thick stems with this area of  
the blade.  
!
Stop the engine and cutting equipment  
before you remove material that has wound  
around the blade shaft as otherwise there is  
a risk of injury.The bevel gear can get hot  
during use and may remain so for a while  
afterwards.You could get burnt if you touch  
it.  
Before you start clearing, check the clearing area, the  
type of terrain, the slope of the ground, whether there are  
stones, hollows etc.  
Start at whichever end of the area is easiest, and clear  
an open space from which to work.  
Work systematically to and fro across the area, clearing  
a width of around 4-5 m on each pass. This exploits the  
full reach of the machine in both directions and gives the  
operator a convenient and varied working area to work  
in.  
WARNING! Watch out for thrown objects.  
Always wear approved eye protection.  
Never lean over the cutting attachment  
guard. Stones, rubbish, etc. can be thrown  
up into the eyes causing blindness or  
serious injury.  
!
Keep unauthorised persons at a distance.  
Children, animals, onlookers and helpers  
should be kept outside the safety zone of  
15 m. Stop the machine immediately if  
anyone approaches. Never swing the  
machine around without first checking  
behind you to make sure no-one is within  
the safety zone.  
WARNING! Sometimes branches or grass  
get caught between the guard and cutting  
attachment. Always stop the engine before  
cleaning.  
Clear a strip around 75 m long. Move your fuel can as  
work progresses.  
!
On sloping ground you should work along the slope. It is  
much easier to work along a slope than it is to work up  
and down it.  
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WORKING TECHNIQUES  
You should plan the strip so that you avoid going over  
To fell to the right, the bottom of the tree should be  
ditches or other obstacles on the ground.You should also  
orient the strip to take advantage of wind conditions, so  
that cleared stems fall in the cleared area of the stand.  
pushed to the left.Tilt the blade and bring it diagonally up  
to the right. Cut with the area of the blade between 3  
o’clock and 5 o’clock so that the direction of rotation of  
the blade pushes the bottom of the tree to the left.  
To fell a tree forwards, the bottom of the tree should be  
pulled backwards. Pull the blade backwards with a quick,  
firm movement.  
Forestry clearing using a saw blade  
The risk of blade thrust increases with increasing stem  
size.You should therefore avoid cutting with the area of  
the blade between 12 o’clock and 3 o’clock.  
Large stems must be cut from two sides. First determine  
which direction the stem will fall. Make the first cut on the  
felling side. Then finish cutting the stem from the other  
side. Adjust the cutting pressure to match the size of the  
stem and the hardness of the wood. Small stems require  
more pressure, while large stems require less pressure.  
To fell to the left, the bottom of the tree should be pushed  
to the right.Tilt the blade and bring it diagonally down to  
the right, exerting firm pressure. At the same time push  
the stem using the blade guard. Cut with the area of the  
blade between 3 o’clock and 5 o’clock. Apply full throttle  
before advancing the blade.  
If the stems are tightly packed, adapt your walking pace  
to suit.  
If the blade jams in a stem, never jerk the machine free.  
If you do this the blade, bevel gear, shaft or handlebar  
may be damaged. Release the handles, grip the shaft  
with both hands and gently pull the machine free.  
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WORKING TECHNIQUES  
Try to work rhythmically.Stand firmly with your feet apart.  
Move forward after the return stroke and stand firmly  
again.  
Brush cutting with a saw blade  
Let the support cup rest lightly against the ground. It is  
used to protect the blade from hitting the ground.  
Thin stems and brush are mown down. Work with a  
sawing movement, swinging sideways.  
Reduce the risk of material wrapping around the blade  
by following these instructions:  
Try to cut several stems in a single sawing movement.  
1Always work at full throttle.  
With groups of hardwood stems, first clear around the  
group. Start by cutting the stems high up around the  
outside of the group to avoid jamming. Then cut the  
stems to the required height. Now try to reach in with the  
blade and cut from the centre of the group. If it is still  
difficult to gain access, cut the stems high up and let  
them fall. This will reduce the risk of jamming.  
2Avoid the previously cut material during the return  
stroke.  
Stop the engine, unclip the harness and place the  
machine on the ground before you start to collect the cut  
material.  
Grass trimming with a trimmer head  
Trimming  
Hold the trimmer head just above the ground at an angle.  
It is the end of the cord that does the work. Let the cord  
work at its own pace. Never press the cord into the area  
to be cut.  
Grass clearing using a grass blade  
The cord can easily remove grass and weeds up against  
walls, fences, trees and borders, however it can also  
damage sensitive bark on trees and bushes, and  
damage fence posts.  
Grass blades and grass cutters must not be used on  
woody stems.  
Reduce the risk of damaging plants by shortening the  
cord to 10-12 cm and reducing the engine speed.  
A grass blade is used for all types of tall or coarse grass.  
Clearing  
The grass is cut down with a sideways, swinging  
movement, where the movement from right-to-left is the  
clearing stroke and the movement from left-to-right is the  
return stroke. Let the left-hand side of the blade  
(between 8 and 12 o’clock) do the cutting.  
The clearing technique removes all unwanted  
vegetation.Keep the trimmer head just above the ground  
and tilt it.Let the end of the cord strike the ground around  
trees, posts, statues and the like. CAUTION! This  
technique increases the wear on the cord.  
The cord wears quicker and must be fed forward more  
often when working against stones, brick, concrete,  
metal fences, etc., than when coming into contact with  
trees and wooden fences.  
If the blade is angled to the left when clearing grass, the  
grass will collect in a line, which makes it easier to  
collect, e.g. by raking.  
When trimming and clearing you should use less than full  
throttle so that the cord lasts longer and to reduce the  
wear on the trimmer head.  
English 25  
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WORKING TECHNIQUES  
Cutting  
• The trimmer is ideal for cutting grass that is difficult to  
reach using a normal lawn mower. Keep the cord parallel  
to the ground when cutting. Avoid pressing the trimmer  
head against the ground as this can ruin the lawn and  
damage the tool.  
Do not allow the trimmer head to constantly come into  
contact with the ground during normal cutting. Constant  
contact of this type can cause damage and wear to the  
trimmer head.  
Sweeping  
• The fan effect of the rotating cord can be used for quick  
and easy clearing up.Hold the cord parallel to and above  
the area to be swept and move the tool to and fro.  
When cutting and sweeping you should use full throttle to  
obtain the best results.  
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MAINTENANCE  
Muffler  
Carburetor  
WARNING! The complete clutch cover and  
shaft must be fitted before the machine is  
started, otherwise the clutch can come  
loose and cause personal injury.  
!
CAUTION! Some mufflers are fitted with a catalytic  
converter. See chapter on Technical data to see whether  
your machine is fitted with a catalytic converter.  
Function  
The muffler is designed to reduce the noise level and to  
direct the exhaust gases away from the operator. The  
exhaust gases are hot and can contain sparks, which may  
cause fire if directed against dry and combustible material.  
The carburetor governs the engine’s speed via the  
throttle control. Air and fuel are mixed in the carburetor.  
Setting the carburettor involves adapting the engine to  
suit local conditions, e.g. climate, altitude and the petrol.  
Basic setting  
The basic carburetor settings are adjusted during testing at  
the factory.  
CAUTION! For optimum adjustment of the carburettor,  
contact a qualified dealer/service workshop that has a  
revolution counter at their disposal.  
Adjusting the idle speed (T)  
Check that the air filter is clean. When the idle speed is  
correct, the cutting attachment should not rotate. If  
adjustment is required, close (turn clockwise) the idle  
adjustment screwT, with the engine running, until the cutting  
attachment starts to rotate. Open (turn anticlockwise) the  
screw until the cutting attachment stops. The idle speed is  
correctly set when the engine runs smoothly in all positions,  
and there is a clear margin to the speed at which the cutting  
attachment starts to rotate.  
The muffler on your machine is equipped with a spark  
arrestor screen, this should be cleaned regularly. A blocked  
screen will cause the engine to overheat and may lead to  
serious damage.  
CAUTION! Never use a machine with a defective muffler.  
WARNING! Mufflers fitted with catalytic  
converters get very hot during use and  
!
remain so for some time after stopping.  
This also applies at idle speed. Contact can  
result in burns to the skin. Remember the  
risk of fire!  
WARNING! If the idle speed cannot be  
adjusted so that the cutting attachment  
stops, contact your dealer/service  
workshop. Do not use the machine until it  
has been correctly adjusted or repaired.  
!
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MAINTENANCE  
Air filter  
Cooling system  
To keep the working temperature as low as possible the  
machine is equipped with a cooling system.  
The air filter must be regularly cleaned to remove dust and  
dirt in order to avoid:  
Carburettor malfunctions  
Starting problems  
Loss of engine power  
Unnecessary wear to engine parts  
Excessive fuel consumption.  
Clean the filter every 25 hours, or more regularly if conditions  
are exceptionally dusty.  
The cooling system consists of:  
1
2
3
4
Air intake on the starter.  
Fins on the flywheel.  
Cooling fins on the cylinder.  
Cylinder cover (directs cold air over the cylinder).  
Cleaning the air filter  
Clean the cooling system with a brush once a week, more  
often in demanding conditions. A dirty or blocked cooling  
system results in the machine overheating which causes  
damage to the piston and cylinder.  
Remove the air filter cover and take out the filter. Wash it  
clean in warm, soapy water. Ensure that the filter is dry  
before refitting it.  
Spark plug  
The spark plug condition is influenced by:  
Incorrect carburetor adjustment.  
A dirty air filter.  
An air filter that has been in use for a long time cannot be  
cleaned completely. The filter must therefore be replaced  
with a new one at regular intervals. A damaged air filter  
must always be replaced.  
These factors cause deposits on the spark plug electrodes,  
which may result in operating problems and starting  
difficulties.  
If the machine is used in dusty conditions the air filter should  
be soaked in oil. See instructions under the heading Oiling  
the air filter.  
If the machine is low on power, difficult to start or runs poorly  
at idle speed: always check the spark plug first before taking  
any further action.If the spark plug is dirty, clean it and check  
that the electrode gap is 0,6-0,7 mm.The spark plug should  
be replaced after about a month in operation or earlier if  
necessary.  
CAUTION! Always use the recommended spark plug type!  
Use of the wrong spark plug can damage the piston/cylinder.  
Check that the spark plug is fitted with a suppressor.  
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MAINTENANCE  
Oiling the air filter  
Always use HUSQVARNA filter oil, art. no. 531 00 92-48.  
The filter oil contains a solvent to make it spread evenly  
through the filter.You should therefore avoid skin contact.  
Put the filter in a plastic bag and pour the filter oil over it.  
Knead the plastic bag to distribute the oil. Squeeze the  
excess oil out of the filter inside the plastic bag and pour off  
the excess before fitting the filter to the machine. Never use  
common engine oil. This would drain through the filter quite  
quickly and collect in the bottom.  
Bevel gear  
The bevel gear is filled with the right quantity of grease at the  
factory. However, before using the machine you should  
check that the bevel gear is filled three-quarters full with  
grease. Use HUSQVARNA special grease.  
The grease in the bevel gear does not normally need to be  
changed except if repairs are carried out.  
IMPORTANT! Use only HUSQVARNA replacement parts.  
Use of other brands of replacement parts can cause  
damage to your unit or injury to the operator or others.Your  
warranty does not cover damage or liability caused by the  
use of accessories and/or attachments not specifically  
recommended by HUSQVARNA.  
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MAINTENANCE  
Maintenance schedule  
The following is a list of the maintenance that must be performed on the machine. Most of the items are described in the  
Maintenance section. The user must only carry out the maintenance and service work described in this manual. More  
extensive work must be carried out by an authorised service workshop.  
Daily  
maintenance  
Weekly  
maintenance  
Monthly  
maintenance  
Maintenance  
Clean the outside of the machine.  
X
X
X
Check that the harness is not damaged.  
Check that the suspension ring is not damaged.  
Make sure the throttle trigger lock and the throttle function correctly  
from a safety point of view.  
X
X
X
Check that the stop switch works correctly.  
Check that the handle and handlebar are undamaged and secured  
correctly.  
Check that the cutting attachment does not rotate at idle.  
Clean the air filter. Replace if necessary.  
X
X
Check that the guard is undamaged and not cracked. Replace the  
guard if it has been exposed to impact or is cracked.  
X
Check that the blade is correctly centred, is sharp, and is not  
cracked. An off-centre blade will cause vibration that could result in  
damage to the machine.  
X
Check that the trimmer head is undamaged and not cracked.  
Replace the trimmer head if necessary.  
X
X
Check that the locking nut of the cutting equipment is tighten  
correctly.  
Check that nuts and screws are tight.  
X
X
Check that there are no fuel leaks from the engine, tank or fuel lines.  
Check that the transport guard for the blade is intact and that it can  
be secured correctly.  
X
X
Check the engine oil level and top up if necessary.  
Check the starter and starter cord.  
X
X
Check that the vibration damping elements are not damaged.  
Clean the outside of the spark plug. Remove it and check the  
electrode gap. Adjust the gap to 0,6-0,7 mm, or replace the spark  
plug. Check that the spark plug is fitted with a suppressor.  
X
Clean the machine’s cooling system.  
X
X
X
X
Clean or replace the spark arrestor screen on the muffler (only  
applies to mufflers without a catalytic converter).  
Clean the outside of the carburettor and the space around it.  
Check that the bevel gear is filled three-quarters full with lubricant.  
Fill if necessary using special grease.  
Check the fuel filter from contamination and the fuel hose from  
cracks or other defects. Replace if necessary.  
X
X
X
Check all cables and connections.  
Check the clutch, clutch springs and the clutch drum for wear.  
Replace if necessary by an autorized service workshop.  
Replace the spark plug. Check that the spark plug is fitted with a  
suppressor.  
X
Check and clean the spark arrestor screen on the muffler (only  
applies to mufflers fitted with a catalytic converter).  
X
X
Change the engine oil.  
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TECHNICAL DATA  
Technical data  
324Rx  
Engine  
Cylinder displacement, cu.in/cm3  
Cylinder bore, inch/mm  
Stroke, inch/mm  
1,53/25,0  
1,38/35  
1,03/26  
3100  
Idle speed, rpm  
Recommended max. fast idle speed, rpm  
Speed of output shaft, rpm  
11000  
8300  
Max. engine output, acc. to ISO 8893, kW/ rpm  
Catalytic converter muffler  
Speed-regulated ignition system  
Ignition system  
0,8 / 7000  
No  
No  
Manufacturer/type of ignition system  
Spark plug  
Ikeda  
NGK CMR5H  
0,024/0,6  
Electrode gap, inch/mm  
Fuel and lubrication system  
Manufacturer/type of carburetor  
Fuel tank capacity, US pint/litre  
Weight  
Walbro  
1,06/0,5  
Weight without fuel, cutting attachment and guard, Lbs/kg  
Sound levels  
12,1/5,5  
89/97  
(see note 1)  
Equivalent sound pressure level at the users ear, measured  
according to ANSI B175.3-1997, dB(A), min/max:  
Vibration levels  
Vibration levels at handles, measured according to ANSI  
B175.3-1997, m/s2  
At idle, left/right handles, min.:  
1,3/1,3  
1,7/1,6  
3,1/2,6  
5,2/4,1  
At idle, left/right handles, max.:  
At max. speed, left/right handles, min.:  
At max. speed, left/right handles, max.:  
Note 1: Equivalent noise pressure level is calculated as the time-weighted energy total for noise pressure levels under various  
working conditions with the following time distribution: 1/2 idle and 1/2 max. speed.  
NOTE! Noise pressure at the user’s ear and vibration on the handles are measured with all the machine’s approved cutting  
equipment fitted. The table indicates the highest and lowest values.  
English – 31  
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TECHNICAL DATA  
324Rx  
Approved accessories  
Arbor shaft thread M10  
Type  
Cutting attachment guard, Art. no.  
Grass 255-4 (Ø 255 4 teeth)  
Grass 255-4 1" (Ø 255 4-teeth)  
Grass 255-8 (Ø 255 8 teeth)  
Maxi X 200-26 (Ø 200 26 teeth)  
Scarlet 200-22 (Ø 200 22 teeth)  
Tricut Ø 255 mm  
Tricut Ø 300 mm  
Trimmy Fix  
503 93 42-02  
Grass blade/grass cutter  
503 93 42-02  
503 93 42-02  
537 21 71-01  
Saw blade  
537 21 71-01  
503 97 71-01 / 503 93 42-02  
503 93 42-02  
Plastic blades  
503 93 42-02 / 503 97 71-01  
503 93 42-02 / 503 97 71-01  
503 93 42-02 / 503 97 71-01  
503 97 71-01 / 503 93 42-02  
503 93 42-02 / 503 97 71-01  
-
Superauto II 1"  
Trimmer head  
Support cup  
S35  
T25  
T35, T35x  
Fixed  
32 – English  
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FEDERAL EMISSION CONTROL WARRANTY STATEMENT  
regarding your warranty rights and responsibilities, you  
YOUR WARRANTY RIGHTS AND  
OBLIGATIONS  
should contact your nearest authorized servicing dealer or  
call Husqvarna Forest & Garden at 1-800-487-5963.  
WARRANTY PERIOD Any warranted part which is not  
scheduled for replacement as required maintenance, or  
which is scheduled only for regular inspection to the effect of  
“repair or replace as necessary” shall be warranted for 2  
years. Any warranted part which is scheduled for  
replacement as required maintenance shall be warranted for  
the period of time up to the first scheduled replacement point  
for that part.  
The EPA (The US Environmental Protection Agency),  
Environment Canada and Husqvarna Forest & Garden are  
pleased to explain the emissions control system warranty on  
your 2001 and later small nonroad engine. In U.S. and  
Canada, new small nonroad engines must be designed, built  
and equipped to meet the federal stringent anti-smog  
standards. Husqvarna Forest & Garden must warrant the  
emission control system on your small nonroad engine for  
the period of time listed below provided there has been no  
abuse, neglect or improper maintenance of your unit.Your  
emission control system includes Parts such as the  
carburetor and the ignition system. Where a warrantable  
condition exists, Husqvarna Forest & Garden will repair your  
small nonroad engine at no cost to you. Expenses covered  
under warranty include diagnosis, parts and labor.  
DIAGNOSIS The owner shall not be charged for diagnostic  
labor which leads to the determination that a warranted part  
is defective, if the diagnostic work is performed at an  
approved Husqvarna Forest & Garden servicing dealer.  
CONSEQUENTIAL DAMAGES Husqvarna Forest &  
Garden may be liable for damages to other engine  
components caused by the failure of a warranted part still  
under warranty.  
MANUFACTURERS WARRANTY  
COVERAGE  
WHAT IS NOT COVERED  
All failures caused by abuse, neglect or improper  
maintenance are not covered.  
The 2001 and later small nonroad engines are warranted for  
two years. If any emission related part on you engine (as  
listed above) is defective, the part will be repaired or  
replaced by Husqvarna Forest & Garden.  
ADD -ON OR MODIFIED PARTS  
The use of add-on or modified parts can be grounds for  
disallowing a warranty claim. Husqvarna Forest & Garden is  
not liable to cover failures of warranted parts caused by the  
use of add-on or modified parts.  
OWNERS WARRANTY RESPONSIBILITIES  
As the small nonroad engine owner, you are responsible for  
the performance of the required maintenance listed in your  
Operators Manual. Husqvarna Forest & Garden  
HOW TO FILE A CLAIM  
recommends that you retain all receipts covering  
If you have any questions regarding your warranty rights and  
responsibilities, you should contact your nearest authorized  
servicing dealer or call Husqvarna Forest & Garden at 1-  
800-487-5963.  
maintenance on your small nonroad engine, but Husqvarna  
Forest & Garden cannot deny warranty solely for the lack of  
receipts or for your failure to ensure the performance of all  
scheduled maintenance. As the small nonroad engine  
owner, you should, however, be aware that Husqvarna  
Forest & Garden may deny you warranty coverage if your  
small nonroad engine or a part of it has failed due to abuse,  
neglect, improper maintenance, unapproved modifications  
or the use of parts not made or approved by the original  
equipment manufacturer.You are responsible for presenting  
your small nonroad engine to a Husqvarna Forest & Garden  
authorized servicing dealer as soon as a problem exists.The  
warranty repairs should be completed in a reasonable  
amount of time, not to exceed 30 days. If you have any  
questions regarding your warranty rights and  
WHERE TO GET WARRANTY SERVICE  
Warranty services or repairs shall be provided at all  
Husqvarna Forest & Garden authorized servicing dealers.  
MAINTENANCE, REPLACEMENT AND  
REPAIR OF EMISSION-RELATED PARTS  
Any Husqvarna Forest & Garden approved replacement part  
used in the performance of any warranty maintenance or  
repairs on emission-related parts, will be provided without  
charge to the owner if the part is under warranty.  
responsibilities, you should contact your nearest authorized  
servicing dealer or call Husqvarna Forest & Garden at 1-  
800-487-5963.  
EMISSION CONTROL WARRANTY PARTS  
LIST  
WARRANTY COMMENCEMENT DATE  
The warranty period begins on the date small nonroad  
engine is delivered.  
1
2
3
Carburetor and internal parts  
Intake pipe, airfilter holder and carburetor bolts.  
LENGTH OF COVERAGE  
Airfilter and fuelfilter covered up to maintenance  
schedule.  
Husqvarna Forest & Garden warrants to the initial owner and  
each subsequent purchaser that the engine is free from  
defects in materials and workmanship which cause the  
failure of a warranted part for a period of two years.  
4
Ignition System  
1Spark Plug, covered up to maintenance schedule  
2Ignition Module  
WHAT IS COVERED  
MAINTENANCE STATEMENT  
REPAIR OR REPLACEMENT OF PARTS Repair or  
replacement of any warranted part will be performed at no  
charge to the owner at an approved Husqvarna Forest &  
Garden servicing dealer. If you have any questions  
The owner is responsible for the performance of all required  
maintenance, as defined in the operator’s manual.  
English – 33  
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Super Auto II  
Super Auto II 1  
"
1
2
3
6
4
5
4,0 m  
13'  
15 cm  
~2,0 m  
6,5  
6
"
'
15 cm  
6
8
7
"
9
10  
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S35  
1
2
3
8,5 m  
28'  
10 cm  
4"  
4,2 m  
14'  
4
5
7
6
8
"Clic"  
10  
11  
15 cm  
6"  
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S35  
1
2
4,25 m  
14'  
4,25 m  
14'  
4
3
5
15 cm  
6"  
B
A
15 cm  
6"  
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T35, T35x  
1
2
3
8,5 m  
28'  
10 cm  
4"  
4,3 m  
14'  
4
5
7
6
8
"Clic"  
15 cm  
6"  
9
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1150262-95  
´®z+R:=¶5I¨  
´®z+R:=¶5I¨  
2008-03-31  
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