BR 500, 550, 600

2 - 17 Instruction Manual
English

Contents 2 Guide to Using this Manual

0000009368_003_GB
Translation of Original Instruction Manual
1 Introduction................................................. 2
2 Guide to Using this Manual......................... 2
2.1 Symbols used with warnings in
3 Overview..................................................... 2 the text
4 Safety Precautions......................................3
5 Preparing the Blower for Operation............ 7 WARNING
6 Assembling the Blower............................... 7 ■ This symbol indicates dangers that can cause
7 Adjusting Blower for User........................... 8 serious injuries or death.
8 Mixing the fuel and refuelling the blower.....9 ► The measures indicated can avoid serious
9 Starting and Stopping the Engine............. 10 injuries or death.
10 Checking the Blower................................. 11
11 Operating the Blower................................ 11 NOTICE
12 After Finishing Work..................................12
13 Transporting..............................................12 ■ This symbol indicates dangers that can cause
14 Storing.......................................................12 damage to property.
15 Cleaning....................................................12 ► The measures indicated can avoid damage
16 Maintenance............................................. 13 to property.
17 Repairing...................................................13

Printing inks contain vegetable oils, paper can be recycled.

Printed on chlorine-free paper
18 Troubleshooting........................................ 13 2.2 Symbols in Text
19 Specifications............................................14 This symbol refers to a chapter in this
20 Spare Parts and Accessories....................15 instruction manual.
21 Disposal.................................................... 15
22 EC Declaration of Conformity................... 16 3 Overview
23 UKCA Declaration of Conformity.............. 16
3.1 Blower
1 Introduction
Dear Customer, 1
Thank you for choosing STIHL. We develop and 2
manufacture our quality products to meet our
customers’ requirements. The products are 3
designed for reliability even under extreme con‐ 13
ditions.
12 11 4
STIHL also stands for premium service quality.
Our dealers guarantee competent advice and 5
instruction as well as comprehensive service
support. 6
10
STIHL expressly commit themselves to a sus‐ 9 #
tainable and responsible handling of natural 7
resources. This user manual is intended to help 14 8
you use your STIHL product safely and in an
environmentally friendly manner over a long 15
service life. 20
19 16
We thank you for your confidence in us and hope B
R
you will enjoy working with your STIHL product. 55
0458-452-0121-J. VA0.G22.
© ANDREAS STIHL AG & Co. KG 2022

17 0
/B
R
B 60
R 18 0
50
0000097079_002

0
Dr. Nikolas Stihl

IMPORTANT! READ BEFORE USING AND

KEEP IN A SAFE PLACE FOR REFERENCE.

2 0458-452-0121-J
4 Safety Precautions English

1 Master control lever # Rating plate with machine number

The Master Control Lever is used to operate
and stop the engine. The Master Control 3.2 Icons
Lever is used to lock the throttle. Meanings of symbols that may be on the blower:
2 Spark plug Guaranteed sound power level in
Ignites the fuel-air mixture in the engine. LWA accordance with Directive 2000/14/EC
in dB(A) for the purpose of comparing
3 Spark plug boot the sound emissions of products.
Connects the ignition lead to the spark plug. This icon denotes the fuel tank.
4 Muffler
The muffler reduces the sound emission of
the blower. This symbol denotes the manual fuel
pump.
5 Choke lever
The Choke Lever is used to set the start pro‐ Engine is operated with the slide control in
cedure. this position.
6 Starter grip Engine is stopped when the slide con‐
Serves to crank the engine. trol is in this position.
7 Manual fuel pump The engine is started in this position of the
gearshift lever.
The manual fuel pump eases engine starts.
In this position of the gearshift lever, the
8 Air filter engine is prepared for starting.
The air filter filters the air entering the engine. Shutter is in winter mode in this position.
9 Fuel Tank Cap
Closes the fuel tank. Shutter is in summer mode in this position.
10 Filter cover
Covers the air filter. Do not dispose of the product with domes‐
11 Carburetor adjusting screws tic waste.
For tuning the carburetor.
12 Shield 4 Safety Precautions
The shield protects the user from moving
parts inside the blower. 4.1 Warning Symbols
13 Handle Meanings of warning symbols on the blower:
The handle serves to carry the blower. Observe safety notices and take the
necessary precautions.
14 Carrying strap
The carrying strap distributes the weight of
the blower over shoulders and back. Read, understand and keep the User
Manual.
15 Control handle
The control handle is used to operate and
guide the blower.
Wear goggles and hearing protection.
16 Throttle trigger
Controls the engine speed.
17 Blower tube
The blower tube directs the air stream. Observe the safety advice concerning
flying objects and associated meas‐
18 Nozzle ures.
The nozzle directs and controls the air
stream. Avoid inhaling exhaust gas.
19 Throttle cable
Connects the throttle trigger to the engine.
Tie back long hair and confine it so that
20 Throttle cable retainer it cannot be pulled into the blower.
The throttle cable retainer secures the throttle
cable in position.

0458-452-0121-J 3
English 4 Safety Precautions
15m (50ft) Maintain a safety distance. ► If you have any doubts, be sure to consult a
STIHL dealer.
■ The blower's ignition system produces an
electromagnetic field. This field may interfere
4.2 Intended Use with some pacemakers. This may result in
serious or fatal injury to the user.
The blower STIHL BR 500, BR 550 and BR 600
► If the user has a pacemaker: Make sure the
is designed for blowing leaves, grass, paper and
pacemaker is not affected.
similar materials.
4.4 Clothing and equipment
WARNING
■ Using the blower for purposes for which it is WARNING
not designed may result in serious or fatal inju‐ ■ Long hair may be pulled into the blower while
ries and damage to property. working. This may result in serious injury to
► Always use the blower as described in this the user.
Instruction Manual. ► Tie up and confine long hair above
your shoulders so that it cannot be
4.3 Requirements concerning the pulled into the blower.
user
■ Objects can be thrown at high speed during
WARNING operation. This may result in injury to the user.
■ Users who have had no instruction cannot rec‐ ► Wear close-fitting safety glasses.
Suitable safety glasses tested to
ognize or assess the risks involved in using standard EN 166 or national stand‐
the blower. The user or other persons may ards and bearing the corresponding
sustain serious or fatal injuries. mark are available to buy.
► Read, understand and keep the User ► Wear long trousers.
Manual. ■ Noise is generated during operation. Noise
can damage your hearing.
► Wear ear protection.
► If you pass the blower on to another per‐
son: Always give them the instruction man‐
ual.
► Make sure that the user meets the following ■ Dust can be whipped up during operation.
conditions: Whipped up dust can damage the respiratory
– The user is rested. passages and cause allergic reactions.
– The user must be in good physical con‐ ► If dust is generated: Wear a dust respirator
dition and mental health to operate and mask.
work with the blower. If the user is able ■ Unsuitable clothing can snag on wood or
to operate the equipment but has physi‐ scrub and may become caught in the blower.
cal, sensory or mental restrictions, the Users not wearing suitable clothing are at risk
user may only work with the equipment of serious injury.
under the supervision of or after receiv‐ ► Wear close-fitting clothing.
ing instruction from a responsible per‐ ► Remove scarves and jewelry.
son. ■ Wearing unsuitable footwear may cause the
– The user is able to recognize and user to slip. This may result in injury to the
assess the risks involved in using the user.
blower. ► Wear sturdy, closed-toed footwear with
– The user is an adult, or is being trained high-grip soles.
in an occupation under supervision
according to national regulations. 4.5 Working Area and Surround‐
– The user has received instruction from a ings
STIHL servicing dealer or other expert
before operating the blower for the first WARNING
time. ■ Bystanders, children and animals are not
– The user is not under the influence of aware of the dangers of the blower and
alcohol, medicines or drugs. objects being thrown into the air and cannot

4 0458-452-0121-J
4 Safety Precautions English
assess them. This may result in serious injury 4.7 Fuel Mixture and Refueling
to bystanders, children and animals and dam‐
age to property. WARNING
15m (50ft) ► Do not allow bystanders, ■ This blower requires a fuel mixture of gasoline
children or animals within 15 and two-stroke engine oil. Mixed fuel and gas‐
meters of the work area.
oline are extremely flammable. If fuel mixture
► Maintain a clearance of 15 meters from or gasoline make contact with open fire or hot
objects. objects, they can cause a fire or explosions.
► Do not leave the blower unattended. Persons may be seriously or fatally injured,
► Ensure that children cannot play with the and property may be damaged.
blower. ► Protect fuel mixture and gasoline from heat
■ Hot exhaust gas is emitted through the muffler and fire.
while the engine is running. Hot exhaust gas ► Do not spill fuel mixture or gasoline.
can ignite easily flammable materials and ► If fuel has been spilled: Wipe up fuel with a
cause a fire. cloth and do not attempt to start engine until
► Keep exhaust gas well away from easily all parts of the blower are dry.
flammable materials. ► Do not smoke.
► Never refuel near a fire.
4.6 Safe condition ► Shut off the engine and allow it to cool
The blower is in a safe condition if the following down before refueling.
conditions are fulfilled: ► Start the engine at least 3 meters from the
– The blower is undamaged. fueling spot, outdoors only.
– The blower is clean. ■ Inhaling fuel fumes and gasoline fumes can
– There is no fuel leaking from the blower. have toxic effects.
– The fuel tank cap is closed. ► Avoid inhaling fuel fumes or gasoline
– The controls function properly and have not fumes.
been modified. ► Refuel in a well-ventilated location.
– The wear limits are not exceeded. ■ The blower becomes hot during operation.
– Original STIHL accessories are fitted. The fuel expands and excess pressure can
– The accessories are correctly attached. build up in the tank. Fuel can escape as a
WARNING spray when the fuel tank cap is opened. The
escaping fuel can ignite. This may result in
■ If not in safe condition, components may no serious injury to the user.
longer operate correctly, safety devices may ► Allow the blower to cool down first and then
be disabled and fuel leakage may occur. This open the tank cap carefully.
may result in serous or fatal injury to people. ■ Clothing that has been in contact with fuel or
► Never use a damaged blower. gasoline will ignite more easily. Persons may
► If fuel is leaking from the blower: Do not use be seriously or fatally injured, and property
the blower and contact a STIHL dealer for may be damaged.
assistance. ► If your clothing comes into contact with fuel
► Close the fuel tank cap. or gasoline: Change your clothing.
► If the blower is dirty: Clean the blower. ■ Fuel mix, gasoline and two-stroke engine oil
► If the controls do not function properly: Do can harm the environment.
not work with the blower. ► Do not spill fuel, gasoline or two-stroke
► Fit original STIHL accessories designed for engine oil.
this blower model. ► Dispose of fuel mix, gasoline and two-
► Attach accessories as described in this stroke engine oil in accordance with local
User Manual or in the User Manual for the regulations and environmental require‐
accessories. ments.
► Do not insert objects into the openings in ■ Fuel, gasoline or two-stroke engine oil can
the blower. cause irritation if they come into direct contact
► Replace worn or damaged labels. with the skin or eyes.
► If you have any doubts, be sure to consult a ► Avoid contact with fuel, gasoline and two-
STIHL dealer. stroke engine oil.

0458-452-0121-J 5
English 4 Safety Precautions
► If skin contact occurs: Wash affected areas ► If you start feeling fatigue: Take a break.If
of skin with plenty of water and soap. you start feeling fatigue: Take a break.
► In the event of contact with eyes: Rinse ► Blow in direction of the wind.
eyes with plenty of water for at least ■ Exhaust gas is produced when the engine is
15 minutes and consult a doctor. running. Breathing in exhaust gas can have
■ The blower's ignition system produces sparks. toxic effects.Breathing in exhaust gas can
Unconfined sparks may cause a fire or an have toxic effects.
explosion in an easily combustible or explo‐ ► Avoid inhaling exhaust gas.
sive environment. Persons may be seriously ► Operate the blower in a well ventilated loca‐
or fatally injured, and property may be dam‐ tion.
aged. ► In the event of nausea, headache, visual
► Use the spark plugs described in this disturbances, problems with hearing or diz‐
instruction manual. ziness: Stop work and seek medical advice.
► Insert and tighten down the spark plug. ■ Objects can be thrown at high speed during
► Connect the spark plug boot and press it operation. This can result in injuries to persons
down firmly. and animals and damage to property.
■ The blower can be damaged if it is run on a ► Do not direct air blast towards per‐
fuel mixture consisting of unsuitable gasoline sons, pets and objects.
or an unsuitable two-stroke engine oil or if an
incorrect mix ratio of gasoline and two-stroke ■ The user’s ability to hear and assess noises is
engine oil is used. restricted when wearing hearing protection
► Mix the fuel as described in this User Man‐ with the engine running.
ual. ► Keep calm and plan your work.
■ The mixture of gasoline and two-stroke engine ■ If the blower starts behaving differently or in
oil can separate or age if it is stored for a long an unusual way while operating, the blower
period. The blower can be damaged if it is may be in an unsafe condition. This may result
used with a fuel mix that has separated. in serious injury to people and damage to
► Before refueling the blower: Thoroughly mix property.
the fuel. ► Stop work and consult a STIHL servicing
► Use a mixture of gasoline and two-stroke dealer.
engine oil that is not older than 30 days ■ The blower may cause vibrations in operation.
(STIHL MotoMix: 5 years). ► Take breaks.
► If signs of a circulatory disturbance occur:
4.8 Working
Consult a doctor.
WARNING ■ The dust whipped up may cause the blower to
be electrostatically charged. In certain condi‐
■ If the engine is not started properly, the user
tions (e.g. dry environment) the blower may
may lose control of the blower. This may result
discharge suddenly and emit sparks. Sparks
in serious injury to the user.
may cause fires and explosions in highly flam‐
► Start the engine as described in this instruc‐
mable or explosive environments. Persons
tion manual.
may be seriously or fatally injured and prop‐
■ In certain situations, the user may no longer
erty may be damaged.
be able to concentrate on their work. This may
► Do not work in a highly flammable or explo‐
result in the user stumbling, falling and suffer‐
sive environment.
ing serious injury.
■ In an emergency, the user may start to panic
► Keep calm and plan your work.
and forget to take off the carrying system. This
► If light and visibility are poor: Do not work
may result in serious injury to the user.
with the blower.
► Practice taking off the carrying system.
► Do not use the blower on your own.
► Do not work above shoulder height. 4.9 Transport
► Watch out for obstacles.
► Work standing on the ground and keep your WARNING
balance. If you have to work at a height: ■ The blower may topple over or move during
Use a mobile elevating work platform or transport. Persons may be injured or property
secure scaffolding. damaged.

6 0458-452-0121-J
5 Preparing the Blower for Operation English
► Shut off the engine. 5 Preparing the Blower for
► Secure the blower with lashing straps, belts
or a net to prevent it turning over and mov‐ Operation
ing.
■ The muffler and engine may be hot after a
5.1 Preparing the Blower for Oper‐
period of operation. There is a risk of burn ation
injuries. The following steps must be performed before
► Carry the blower on your back. commencing work:
► Make sure the blower is in a safe condition,
4.10 Storage
4.6.
WARNING ► Clean blower, 15.1.
► Mount the blower tube, 6.2.
■ Children are not aware of and cannot assess
► Mount the control handle, 6.1.
the dangers of a blower Children may be seri‐
► Attach nozzle, 6.3.
ously injured.
► Refuel blower, 8.2.
► Shut off the engine.
► Store the blower out of the reach of chil‐ ► Fit the backpack, 7.1.
dren. ► Adjust the control handle, 7.3.
■ Moisture may cause the electrical contacts on ► Adjust the blower tube, 7.4.
the blower and metal components to corrode. ► Check the controls, 10.1.
The blower may be damaged. ► If it is not possible to carry out these steps: do
► Store the blower in a clean, dry state. not use the blower. Consult a STIHL servicing
dealer.
4.11 Cleaning, maintenance and
repair 6 Assembling the Blower
6.1 Mounting the Control Handle
WARNING
■ The blower can start up unintentionally if the
engine is running during cleaning, mainte‐
1
nance or repair operations. This may result in 5
serious injury to people and damage to prop‐
erty.
3
► Shut off the engine.
► Pull off spark plug boot.

0000098510_001
2
4
■ The muffler and engine may be hot after a
period of operation. This can result in burn
injuries. ► Push the control handle (1) onto the blower
► Wait until the muffler and engine cool down. tube (3).
■ Harsh detergents, cleaning with a water jet or ► Insert and tighten down the screw (2) firmly.
sharp objects can damage the blower. If the ► Press the bushing (4) into the throttle cable
blower is not cleaned as described in this holder (5).
instruction manual, components may no lon‐ The bushing engages with an audible click.
ger function properly or safety devices may be
rendered inoperative. Persons may be seri‐ 6.2 Mounting the Blower Tube
ously injured.
► Clean the blower as described in this 1
instruction manual.
■ If the blower is not maintained as described in
this User Manual, components may no longer
function properly or safety devices may be
rendered inoperative. This can result in seri‐ 2 4
00000098493_002

ous or fatal injuries. 5

3
► Service or repair the blower as described in
this User Manual.
► Slide "clamp with throttle cable holder" (2) onto
the manifold (1).

0458-452-0121-J 7
English 7 Adjusting Blower for User

► Push the pleated hose (3) onto the elbow (1).

The corrugated hose (3) is flush with the mani‐ 3 4
fold (1). 1
► Push the "clamp with throttle cable holder (2)
onto the pleated hose (3) as far as it will go 2
and align it so that the screw eye (5) points
downwards.

0000097048_001
► Insert and tighten down the screw (4) firmly.

10
► Line up the hole (4) and the lug (3).
► Push the nozzle (1) onto the blower tube (2).
The nozzle (1) engages.
The nozzle need not be removed again.
3
8 9 7 Adjusting Blower for User
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6
7 7.1 Fitting and Adjusting the Carry‐
ing System
► Push clamp (6) onto the blower tube (7).
► Put the blower on your back.
► Push the blower tube (7) into the corrugated
hose (3) as far as it will go.
► Align the blower tube (7) so that the handle
(10) points upwards. 1
► Push the clamp (6) onto the pleated hose (3)
as far as it will go and align it so that the screw
eye (9) points downwards.

0000-GXX-B943-A0
► Insert and tighten down the screw (8) firmly.

BR 500
12 11 ► Adjust straps (1) until back padding is against
14 13 your back.
Fitting and Adjusting the Waist Belt
The waist belt is included in the scope of delivery
depending on the market.
► Put the blower on your back.
BR 550 / BR 600

14 13 12 11
0000097563_001

0000-GXX-7843-A0

► Align the peg (13) with the slot (12).

► Close buckle (1) on the waist belt.
► Push blower tube (11) into required position
on blower tube (14).
► Rotate blower tube (11) until it engages.

6.3 Attaching the Nozzle

► Shut off the engine.

8 0458-452-0121-J
8 Mixing the fuel and refuelling the blower English

8 Mixing the fuel and refuel‐

ling the blower
8.1 Mixing fuel
The fuel required for this blower is a mixture of
two-stroke engine oil and gasoline in a mixing

0000098511_001
ratio of 1:50.
STIHL recommends you use STIHL MotoMix.
► Tighten the straps until the waist belt fits If you mix the fuel yourself, use only STIHL two-
snugly on your hips and the back padding is stroke engine oil or another high-performance
against your back. engine oil classified as JASO FB, JASO FC,
JASO FD, ISO-L-EGB, ISO-L-EGC or ISO-L-
7.2 Taking off the carrying system EGD.
► Shut off the engine.
► Loosen the straps. STIHL specifies STIHL HP Ultra two-stroke
► If available: Open the buckle on the waist belt. engine oil or an equivalent high-performance
► Take the blower off your back. engine oil in order to maintain emission limits
over the machine’s service life.
7.3 Adjusting the Control Handle ► Make sure that the octane number of the gas‐
oline is at least 90 RON and the ethanol con‐
tent is not more than 10% (for Brazil: 27%).
2 ► Make sure the two-stroke engine oil you are
using meets requirements.
► Depending on the desired amount of fuel,
determine the correct amounts of two-stroke
engine oil and gasoline in a mixing ratio of
0000098484_001

1:50. Examples for fuel mixes:

1 – 20 ml Two-stroke engine oil, 1 l gasoline
– 60 ml Two-stroke engine oil, 3 l gasoline
► Loosen the screw (1). – 100 ml Two-stroke engine oil, 5 l gasoline
► Slide the control handle (2) to the required ► Pour two-stroke engine oil into a clean
position. approved fuel canister first and then add gaso‐
► Tighten screw (1) so that the control handle line.
(2) can no longer be turned around the blower ► Mix the fuel before topping up.
tube.
8.2 Refuelling the blower
7.4 Adjusting the Blower Tube ► Shut off the engine.
The blower can be adjusted in 3 positions ► Place the blower on a level surface so that the
depending on the height of the user and the work fuel tank cap faces up.
situation. The positions are marked on the ► Use a damp cloth to clean the fuel tank cap
blower tube. and the area around it.
► Shut off the engine.
0000-GXX-B944-A0
0000097565_001

► Turn the tank cap counterclockwise until it can

be removed.
► Adjust blower tube to the desired position.
► Remove the fuel tank cap.

0458-452-0121-J 9
English 9 Starting and Stopping the Engine

9.2 Preparing the engine for start

NOTICE ► Select the correct starting procedure.
■ Exposure to light, direct sunlight and extreme ► Stand the blower on a level surface.
temperatures may accelerate fuel separation
or aging. The blower can be damaged if it is
used with a fuel mix that has become separa‐
ted or old.
► Mix the fuel before topping up.
► Do not top up with fuel stored for more than 1
30 days (STIHL MotoMix: 5 years). 2

0000-GXX-B946-A0
► When topping up, ensure that no fuel is spil‐
led and that the fuel level remains at least
15 mm under the edge of the tank.
► Move the Master Control Lever (1) to posi‐
tion .
► Depress the manual fuel pump (2) at least 6
0000-GXX-B945-A0
times.

► Fit the fuel tank cap on the tank opening.

0000-GXX-B947-A0
3
► Turn the tank cap clockwise and tighten it
down firmly by hand.
The fuel tank is closed.
► Move the choke lever (3) to position .
9 Starting and Stopping the ► Press the blower onto the ground with the left
hand on the motor and step onto the base
Engine plate with the right foot.
9.1 Selecting the correct starting ► Pull the starter grip slowly with your right hand
until you feel it engage.
procedure ► Pull the starter grip quickly and allow the
When must the engine be prepared for starting? starter rope to rewind several times until the
engine fires and stops.
The engine must be prepared for starting if the
following condition is met: 9.3 Starting the engine
– The engine is at ambient temperature. ► Select the correct starting procedure.
► Prepare engine for start-up, 9.2 and then ► Place the blower on a level surface and place
start the engine, 9.3. the blowpipe on the floor.
When can the engine be started without prepara‐
tion?
The engine can be started directly if the following
condition is met:
– The engine can be started without preparation
if it has been running for at least 1 minute and 1 3
0000-GXX-B948-A0

only shut down for a short work break.

– The engine stopped when accelerated for the 2
first time.
– The engine stopped because the fuel tank was ► Move the Master Control Lever (1) to posi‐
empty. tion .
► Starting the engine, 9.3. ► Depress the manual fuel pump (3) at least 6
times.

10 0458-452-0121-J
10 Checking the Blower English
► Do not use the blower. Consult a STIHL
servicing dealer.
The Master Control lever is defective.

10.2 Checking the nozzle

► Shut off the engine.

0000096691_001
► Move the choke lever (4) to position .
► Press the blower onto the ground with the left
hand on the motor and step onto the base

0000098496_001
plate with the right foot.
► Pull the starter grip slowly with your right hand
until you feel it engage.
► Pull the starter grip quickly and allow the ► Check whether the wear mark on the blower
starter rope to rewind several times until the tube is visible.
engine runs. ► If there is no visible wear mark on the blower
► Blip the throttle trigger (2). tube: Do not use the blower and contact your
STIHL dealer for assistance.
The choke lever (4) springs to position . The
► If you have any doubts, be sure to consult a
engine runs at idling speed.
STIHL dealer.
9.4 Shut off the engine
11 Operating the Blower
11.1 Holding and Guiding the
1 Blower
0000-GXX-B950-A0

► Move the Master Control Lever (1) to posi‐

0000-GXX-B951-A0
tion .
The engine stops and the Master Control lever
(1) springs back to position . ► Carry the blower on your back.
► If the engine does not stop: ► Hold the blower unit by the operating handle
► Move the choke lever to position . with your right hand so that your thumb enclo‐
The engine stops. ses the control handle.
► Do not use the blower. Consult a STIHL
servicing dealer. 11.2 Blowing
The Master Control lever is defective.

10 Checking the Blower

10.1 Checking the controls
Shut off the engine
0000-GXX-B952-A0

► Start the engine.

► Move the Master Control Lever to position .
The engine stops.
► If the engine does not stop: ► Point the nozzle at the ground.
► Move the choke lever to position . ► Move forward slowly in a controlled manner.
The engine stops.

0458-452-0121-J 11
English 12 After Finishing Work

11.3 Setting to winter mode Carrying the blower

The carburetor may ice up if the engine is oper‐ ► Carry the blower on your back and hold the
ated at temperatures below + 10 °C. The shutter blower by the operating handle with your right
must be set to the winter mode so that carbu‐ hand or carry it by the handle.
retor is additionally heated by warm air from
Transporting the blower in a vehicle
around the engine.

NOTICE
■ The engine may overheat if is operated in win‐
ter mode at temperatures above + 10 °C.
► Change setting to summer mode .

0000-GXX-B955-A0
► Shut off the engine.

2 ► Attach the blower to the handle of the back

plate using the Velcro strap.
1 4 ► Secure the blower in an upright position so
that the blower cannot tip over or move.
0000-GXX-B953-A1

14 Storing
3
14.1 Storing the blower
► Unscrew the screws (1). ► Shut off the engine.
► Remove filter cover (2) and air filter (3).
► Clean the area around the air filter (3) with a
damp cloth or a soft brush.
► Loosen the screw (4).

0000-GXX-B955-A0
5 1
4 ► Attach the blower to the handle of the back
0000-GXX-B954-A1

plate using the Velcro strap.

3 ► The blower should be stored in such a way
that the following conditions are fulfilled:
► Set the flap (5) to the winter mode position . – Blower must be out of the reach of children.
► Fully tighten the screw (4). – Blower must be clean and dry.
► Insert the air filter (3) and put on the filter ► If you store the blower for more than 30 days:
cover (2). ► Open the fuel tank cap.
► Insert screws (1) and tighten. ► Drain the fuel tank.
► Close the fuel tank.
12 After Finishing Work ► If a manual fuel pump is fitted: Press the
manual fuel pump at least 5 times.
12.1 When Work is Finished
► Start the engine and run it at idling speed
► Shut off the engine.
until it stops.
► Allow the blower to cool down.
► If the blower is wet: Allow the blower to dry.
► Clean blower.
15 Cleaning
15.1 Cleaning the blower
13 Transporting ► Shut off the engine.
► Allow the blower to cool down.
13.1 Transporting the blower
► Clean blower with a damp cloth.
► Shut off the engine.

12 0458-452-0121-J
16 Maintenance English
► Clean vents with a paintbrush. ► Replace the spark plug.
► Clean the shield with a paintbrush or soft
After every 150 hours of operation
brush.
► Have the combustion chamber cleaned by a
15.2 Cleaning the Spark Plug STIHL specialist dealer.
► Shut off the engine. Monthly
► Allow the blower to cool down. ► Have the fuel tank cleaned by a STIHL dealer.
► Have the pickup body in the fuel tank cleaned
by a STIHL dealer.
1
Annually
2 ► Have the blower checked by a STIHL servic‐
ing dealer.
► Have the pickup body in the fuel tank replaced

0000-GXX-B956-A0
by a STIHL dealer.

16.2 Adjusting the Throttle Cable

► Pull off the spark plug boot (1).
► If the area around the spark plug (2) is soiled:
2
Clean the spark plug (2) with a cloth.
► Unscrew the spark plug (2).
► Clean the spark plug (2) with a cloth.
► If the spark plug (2) is corroded: Install a new
spark plug (2).

0000096699_002
► Fit the spark plug (2) and tighten it down
1
firmly.
► Press the spark plug boot (1) firmly home. ► Press the throttle trigger (1) and keep pressed.
► Turn screw (2) clockwise until resistance is
16 Maintenance felt.
16.1 Maintenance intervals ► Turn the screw (2) clockwise through another
half-turn.
Maintenance intervals depend on the ambient
conditions and the operating conditions. STIHL 17 Repairing
recommends the following maintenance inter‐
vals: 17.1 Repairing the Blower
If engine is low on power or cranking effort is The blower cannot be repaired by the user.
very high ► If the blower is damaged: Do not use the
► Have valve clearance checked and, if neces‐ blower and contact your STIHL dealer for
sary, adjusted by a STIHL specialist dealer. assistance.
After every 100 hours of operation
18 Troubleshooting
18.1 Troubleshooting the Blower
Most problems can be attributed to the same cause.
► Carry out the following measures:
► Replace the air filter.
► Clean or replace the spark plug.
► Adjust saw for winter or summer operation.
► Adjust the idle speed.
► If the problem continues: Carry out the measured listed below.

Fault Cause Remedy

The engine does not There is not enough ► Mix the fuel and refuel the blower.
start. fuel in the fuel tank.

0458-452-0121-J 13
English 19 Specifications

Fault Cause Remedy

The carburetor is too ► Allow the blower to cool down.
hot. ► Depress the manual fuel pump at least 10 times
before starting the engine.
The carburetor has ► Allow the blower to warm up to + 10 °C.
iced up.
The engine idles The carburetor has ► Allow the blower to warm up to + 10 °C.
erratically. iced up.
The engine stops The carburetor has ► Allow the blower to warm up to + 10 °C.
while idling. iced up.
The engine does not Throttle cable adjust‐ ► Adjust the throttle cable.
reach maximum ment is not correct.
speed.
18.2 Replacing air filter 19 Specifications
The air filter cannot be cleaned. The air filter 19.1 Blower STIHL BR 500
must be replaced if it is damaged or there is a
– Displacement: 64.8 cm³
loss of engine power.
– Engine power to ISO 8893: 2 kW (2.7 bhp) at
► Shut off the engine. 5,300 rpm
– Idle speed to ISO 11681: 2,500 rpm
– Approved spark plug:
2 2 – – NGK CMR6H from STIHL
– Bosch USR 4AC from STIHL
1 1 – Electrode gap of the spark plug: 0.5 mm
– Blowing force: 22 N
0000-GXX-C456-A1

– Maximum air velocity: 93 m/s

– Average air velocity: 77 m/s
3 3 – Air flow rate: 925 m³/h
► Take out the screws (1). – Maximum air flow rate (without blower tube
► Remove filter cover (2). assembly): 1380 m³/h
► Clean the area around the air filter (3) with a – Dry weight: 10.4 kg
damp cloth or a soft brush. – Max. fuel tank capacity: 1400 cc (1.4 l)
► Take out the air filter (3). 19.2 Blower STIHL BR 550
► Insert new air filter (3) and replace filter cover
– Displacement: 64.8 cm³
(2).
– Engine power to ISO 8893: 2.5 kW (3.4 bhp)
► Insert screws (1) and tighten.
at 6,000 rpm
18.3 Adjust idle speed – Idle speed to ISO 11681: 2,500 rpm
► Start the engine. – Approved spark plug:
► Warm up the engine by opening and closing – – NGK CMR6H from STIHL
the throttle for about 1 minute. – Bosch USR 4AC from STIHL
– Electrode gap of the spark plug: 0.5 mm
– Blowing force: 27 N
– Maximum air velocity: 113 m/s
– Average air velocity: 94 m/s
– Air flow rate: 930 m³/h
– Maximum air flow rate (without blower tube
assembly): 1490 m³/h
– Dry weight: 10.1 kg
0000097086_001

– Max. fuel tank capacity: 1400 cc (1.4 l)

19.3 Blower STIHL BR 600

The engine runs unsteadily at idle or stalls – Displacement: 64.8 cm³
► Turn the idle speed screw LA slowly clockwise – Engine power to ISO 8893: 2.8 kW (3.8 bhp)
until the engine runs smoothly. at 7,200 rpm

14 0458-452-0121-J
20 Spare Parts and Accessories English
– Idle speed to ISO 11681: 2,500 rpm – Version with Bike Handle: Left handle: 2.1
– Approved spark plug: m/s².
– – NGK CMR6H from STIHL
For information on compliance with Employers'
– Bosch USR 4AC from STIHL
Vibration Directive 2002/44/EC see
– Electrode gap of the spark plug: 0.5 mm
www.stihl.com/vib.
– Blowing force: 32 N
– Maximum air velocity: 106 m/s 19.5 REACH
– Average air velocity: 89 m/s
– Air flow rate: 1150 m³/h REACH is an EC regulation and stands for the
– Maximum air flow rate (without blower tube Registration, Evaluation, Authorisation and
assembly): 1720 m³/h Restriction of Chemical substances.
– Dry weight: 10.3 kg For information on compliance with the REACH
– Max. fuel tank capacity: 1400 cc (1.4 l) regulation see www.stihl.com/reach.
19.4 Sound Values and Vibration 19.6 Exhaust Emissions
Values The CO2 value measured in the EU type appro‐
The K-value for sound pressure levels is 2 dB(A). val procedure is specified at www.stihl.com/co2
K-value for sound power level is 2 dB(A). K-value in the product-specific technical data.
for vibration level is 2 m/s².
The measured CO2 value was determined on a
STIHL recommends wearing ear defenders. representative engine in accordance with a
BR 500 standardised test procedure under laboratory
– Sound pressure level Lpeq measured accord‐ conditions and does not represent either an
ing to DIN ISO 22868: 90 dB(A). explicit or implied guarantee of the performance
– Sound power level Lweq measured according of a specific engine.
to DIN EN ISO 22868: 100 dB(A). The applicable exhaust emission requirements
– Vibration level ahv, eq measured according to are fulfilled by the intended usage and mainte‐
DIN EN ISO 22867 nance described in this instruction manual. The
– Standard version: Control handle: 1.4 m/s². type approval expires if the engine is modified in
– Version with bike handle: Control handle: any way.
1.6 m/s².
– Version with Bike Handle: Left handle: 1.9 20 Spare Parts and Accesso‐
m/s².
BR 550 ries
– Sound pressure level Lpeq measured accord‐
20.1 Spare parts and accessories
ing to DIN ISO 22868: 98 dB(A).
These symbols indicate original STIHL
– Sound power level Lweq measured according spare parts and original STIHL acces‐
to DIN EN ISO 22868: 108 dB(A). sories.
– Vibration level ahv, eq measured according to
STIHL recommends the use of original STIHL
DIN EN ISO 22867
spare parts and accessories.
– Standard version: Control handle: 1.6 m/s².
– Version with bike handle: Control handle: Despite ongoing market observation, STIHL is
1.4 m/s². unable to judge the reliability, safety and suitabil‐
– Version with Bike Handle: Left handle: 2.1 ity of other manufacturers' spare parts and
m/s². accessories; accordingly, STIHL cannot warrant
BR 600 for the use of those parts.
– Sound pressure level Lpeq measured accord‐
Original STIHL spare parts and original STIHL
ing to DIN ISO 22868: 100 dB(A) accessories are available from STIHL dealers.
– Sound power level Lweq measured according
to DIN EN ISO 22868: 108 dB(A) 21 Disposal
– Vibration level ahv, eq measured according to
DIN EN ISO 22867 21.1 Disposing of Blower
– Standard version: Control handle: 1.8 m/s². Contact the local authorities or your STIHL
– Version with bike handle: Control handle: dealer for information on disposal.
2.5 m/s².

0458-452-0121-J 15
English 22 EC Declaration of Conformity

Improper disposal can be harmful to health and Dr. Jürgen Hoffmann, Director Product Certifica‐
pollute the environment. tion & Regulatory Affairs
► Take STIHL products including packaging to a
suitable collection point for recycling in accord‐ 23 UKCA Declaration of Con‐
ance with local regulations.
► Do not dispose with domestic waste.
formity
23.1 Blower STIHL BR 500, 550,
22 EC Declaration of Con‐ 600
formity
22.1 Blower STIHL BR 500, 550,
600
ANDREAS STIHL AG & Co. KG ANDREAS STIHL AG & Co. KG
Badstraße 115 Badstraße 115
D-71336 Waiblingen D-71336 Waiblingen

Germany Germany

declares under our sole responsibility that declares under our sole responsibility that
– Type: blower – Type: blower
– Manufacturer's brand: STIHL – Manufacturer's brand: STIHL
– Series: BR 500, BR 550, BR 600 – Series: BR 500, BR 550, BR 600
– Serial number: 4282 – Serial identification number: 4282

conforms to the relevant provisions of Directives conforms to the relevant provisions of UK regula‐
2011/65/EU, 2006/42/EC, 2014/30/EU and tions The Restriction of the Use of Certain Haz‐
2000/14/EC and has been developed and manu‐ ardous Substances in Electrical and Electronic
factured in compliance with the following stand‐ Equipment Regulations 2012, Supply of Machi‐
ards in the versions valid on the date of produc‐ nery (Safety) Regulations 2008, Supply of Machi‐
tion: EN ISO 12100, EN 15503, EN 55012, EN nery (Safety) Regulations 2008 and Noise Emis‐
61000-6-1. sion in the Environment by Equipment for use
Outdoors Regulations 2001 and has been manu‐
The measured and guaranteed equivalent sound factured in compliance with the following stand‐
power level has been determined in accordance ards in the versions valid on the date of produc‐
with Directive 2000/14/EC, Annex V. tion: EN ISO 12100, EN 15503, EN 55012, EN
BR 500 61000-6-1.
– Measured sound power level: 100 dB(A)
– Guaranteed sound power level: 102 dB(A) The measured and the guaranteed sound power
BR 550, BR 600 level have been determined in accordance with
– Measured sound power level: 108 dB(A) UK regulation Noise Emission in the Environ‐
– Guaranteed sound power level: 110 dB(A) ment by Equipment for use Outdoors Regula‐
tions 2001, Schedule 8.
The technical documents are stored at BR 500
ANDREAS STIHL AG & Co. KG Produktzulas‐ – Measured sound power level: 100 dB(A)
sung. – Guaranteed sound power level: 102 dB(A)
The year of construction, the country of manufac‐ BR 550, BR 600
ture and the machine number are shown on the – Measured sound power level: 108 dB(A)
blower. – Guaranteed sound power level: 110 dB(A)
Waiblingen, 15.07.2021 The technical documents are stored at
ANDREAS STIHL AG & Co. KG.
ANDREAS STIHL AG & Co. KG
The year of construction, the country of manufac‐
ture and the machine number are shown on the
blower.
Waiblingen, 15.07.2021
pp
ANDREAS STIHL AG & Co. KG

16 0458-452-0121-J
23 UKCA Declaration of Conformity English

pp
Dr. Jürgen Hoffmann, Director Product Certifica‐
tion & Regulatory Affairs

0458-452-0121-J 17
English 23 UKCA Declaration of Conformity

18 0458-452-0121-J
23 UKCA Declaration of Conformity English

0458-452-0121-J 19
 *04584520121J*
0458-452-0121-J

www.stihl.com

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