Product Instruction Manual
Page 3
... Precautions and Working Techniques Assembling the Unit Adjusting the Throttle Cable 2 STIHL Incorporated California Exhaust and Evaporative 2 Emissions Control Warranty 11 Statement 13 Trademarks Fitting the Harness 14 4-MIX Engine 14 Fuel 15 Fueling 16 Winter Operation 18 Information Before You Start... your blower. Careless or improper use may cause serious or even fatal injury. © ANDREAS STIHL AG & Co. M47.F11.CP. 0000000717_005_GB { BR 500, BR 550, BR 600 1 Original Instruction Manual Printed on chlorine-free paper Printing inks contain vegetable oils, paper can...
... Precautions and Working Techniques Assembling the Unit Adjusting the Throttle Cable 2 STIHL Incorporated California Exhaust and Evaporative 2 Emissions Control Warranty 11 Statement 13 Trademarks Fitting the Harness 14 4-MIX Engine 14 Fuel 15 Fueling 16 Winter Operation 18 Information Before You Start... your blower. Careless or improper use may cause serious or even fatal injury. © ANDREAS STIHL AG & Co. M47.F11.CP. 0000000717_005_GB { BR 500, BR 550, BR 600 1 Original Instruction Manual Printed on chlorine-free paper Printing inks contain vegetable oils, paper can...
Product Instruction Manual
Page 7
...Transporting the Power Tool Warning! Use extreme caution when handling gasoline or fuel mix. To reduce the risk of your instruction manual). Never remove the fuel filler...to get fuel on the fuel used, the weather conditions and the tank venting system. Fuel Your STIHL power tool uses an oilgasoline mixture for fueling and move at a 90° angle. Note that..., it is not properly seated and tightened and you must repeat the above steps. 452BA116 KN BR 500, BR 550, BR 600 5 English Warning! Warning! Grip the cap and check for fuel leakage while refueling and ...
...Transporting the Power Tool Warning! Use extreme caution when handling gasoline or fuel mix. To reduce the risk of your instruction manual). Never remove the fuel filler...to get fuel on the fuel used, the weather conditions and the tank venting system. Fuel Your STIHL power tool uses an oilgasoline mixture for fueling and move at a 90° angle. Note that..., it is not properly seated and tightened and you must repeat the above steps. 452BA116 KN BR 500, BR 550, BR 600 5 English Warning! Warning! Grip the cap and check for fuel leakage while refueling and ...
Product Instruction Manual
Page 8
...it . Screw Cap Warning! In order to it normally. 452BA121 KN 001BA227 KN If your authorized STIHL dealer for additional information. Before Starting Warning! Check that could damage the machine. it may be ... any such damage is particularly important to keep them free of moisture, pitch, oil, fuel mix, grease or resin in relation to the top) to the closed position (with the grip up... or securely assembled. immediately stop use of injury from the fueling spot, outdoors only. 6 BR 500, BR 550, BR 600 Warning! To reduce the risk of the unit and take it to the open position ...
...it . Screw Cap Warning! In order to it normally. 452BA121 KN 001BA227 KN If your authorized STIHL dealer for additional information. Before Starting Warning! Check that could damage the machine. it may be ... any such damage is particularly important to keep them free of moisture, pitch, oil, fuel mix, grease or resin in relation to the top) to the closed position (with the grip up... or securely assembled. immediately stop use of injury from the fueling spot, outdoors only. 6 BR 500, BR 550, BR 600 Warning! To reduce the risk of the unit and take it to the open position ...
Product Instruction Manual
Page 11
...this screen will damage the fan wheel and may be pulled into the nozzle of the engine by a STIHL servicing dealer. Never insert any nonroad engine repair establishment BR 500, BR 550, BR 600 9 Warning! Any modification could cause an increase in hot or dry conditions. Let the engine cool ...deformed muffler shell. It is furnished with a spark arresting screen designed to reduce the exhaust emissions of the blower. If your gas/oil mix ratio is correct English (i.e., not too rich), this process, the muffler does not cool down in the upright position and never locate it...
...this screen will damage the fan wheel and may be pulled into the nozzle of the engine by a STIHL servicing dealer. Never insert any nonroad engine repair establishment BR 500, BR 550, BR 600 9 Warning! Any modification could cause an increase in hot or dry conditions. Let the engine cool ...deformed muffler shell. It is furnished with a spark arresting screen designed to reduce the exhaust emissions of the blower. If your gas/oil mix ratio is correct English (i.e., not too rich), this process, the muffler does not cool down in the upright position and never locate it...
Product Instruction Manual
Page 16
A Adjust height B Adjust angle Tightening the harness straps N Lift the tabs of the sliding adjusters. 373BA003 KN N Pull the ends of gasoline and engine oil. It operates otherwise on a fuel mixture of the straps downward. 14 BR 500, BR 550, BR 600 English Fitting the Harness Loosening the harness straps 4-MIX Engine The STIHL 4-MIX engine features mixture lubrication and must be run on the 4-stroke principle. 373BA004 KN N Adjust the harness straps so that the backplate fits snugly and securely against your back.
A Adjust height B Adjust angle Tightening the harness straps N Lift the tabs of the sliding adjusters. 373BA003 KN N Pull the ends of gasoline and engine oil. It operates otherwise on a fuel mixture of the straps downward. 14 BR 500, BR 550, BR 600 English Fitting the Harness Loosening the harness straps 4-MIX Engine The STIHL 4-MIX engine features mixture lubrication and must be run on the 4-stroke principle. 373BA004 KN N Adjust the harness straps so that the backplate fits snugly and securely against your back.
Product Instruction Manual
Page 17
...ethanol content in engines with incorrect idle adjustment. Fuel mix ages Only mix sufficient fuel for use only in such engines. Close the container and shake it may increase engine temperatures. BR 500, BR 550, BR 600 15 For this reason STIHL recommends that are designed for use fuels with the ... if you use in or on the ground before filling. When mixing, pour oil into the mixture. This could cause running speed - If your power tool shows an incorrect idle adjustment, have your STIHL dealer check your power tool and make proper adjustments and repairs. The...
...ethanol content in engines with incorrect idle adjustment. Fuel mix ages Only mix sufficient fuel for use only in such engines. Close the container and shake it may increase engine temperatures. BR 500, BR 550, BR 600 15 For this reason STIHL recommends that are designed for use fuels with the ... if you use in or on the ground before filling. When mixing, pour oil into the mixture. This could cause running speed - If your power tool shows an incorrect idle adjustment, have your STIHL dealer check your power tool and make proper adjustments and repairs. The...
Product Instruction Manual
Page 25
.... Removing the Spark Plug 452BA092 KN 2 N Pull off the spark plug boot (1). N Unscrew the spark plug (2). N Warm up the engine. BR 500, BR 550, BR 600 23 At sea level N Turn high speed screw (H) counterclockwise (richer) - Fit a new spark plug after every correction to insufficient lubrication and ...N Turn the idle speed screw (LA) slowly clockwise until the engine runs and accelerates smoothly. no further than stop . Wrong fuel mix (too much engine oil in operation. A slight correction of the setting may result in trouble in the gasoline), a dirty air filter ...
.... Removing the Spark Plug 452BA092 KN 2 N Pull off the spark plug boot (1). N Unscrew the spark plug (2). N Warm up the engine. BR 500, BR 550, BR 600 23 At sea level N Turn high speed screw (H) counterclockwise (richer) - Fit a new spark plug after every correction to insufficient lubrication and ...N Turn the idle speed screw (LA) slowly clockwise until the engine runs and accelerates smoothly. no further than stop . Wrong fuel mix (too much engine oil in operation. A slight correction of the setting may result in trouble in the gasoline), a dirty air filter ...
Product Instruction Manual
Page 26
Rectify problems which have caused fouling of fire and burn injury, use only spark plugs authorized by STIHL. Dirty air filter. - To reduce the risk of spark plug: - N Use only resistor type spark plugs of the proper size. (Note: If terminal has detachable ... and ignition wire connector in fuel mix. - operating at part load. 2 Warning! Too much oil in the boot may create arcing that could ignite combustible fumes and cause a fire. 2 3 N Screw the spark plug (3) into the cylinder and fit the boot (2) (press it down firmly). 24 BR 500, BR 550, BR 600 000BA039 KN 002BA363 KN...
Rectify problems which have caused fouling of fire and burn injury, use only spark plugs authorized by STIHL. Dirty air filter. - To reduce the risk of spark plug: - N Use only resistor type spark plugs of the proper size. (Note: If terminal has detachable ... and ignition wire connector in fuel mix. - operating at part load. 2 Warning! Too much oil in the boot may create arcing that could ignite combustible fumes and cause a fire. 2 3 N Screw the spark plug (3) into the cylinder and fit the boot (2) (press it down firmly). 24 BR 500, BR 550, BR 600 000BA039 KN 002BA363 KN...
Product Instruction Manual
Page 33
...Adjusting Screws For tuning the carburetor. 17. Blower Tube (BR 550 / 600) Directs the airstream. 3. Control Handle Handle on the CARB-Air Index Label indicates the terms: Extended = 300 hours Intermediate = 125 hours Moderate = 50 hours Engine STIHL 4-MIX Engine Displacement: Bore: Stroke: Idle speed: 3.95 cu...Throttle Trigger Controls the speed of operating hours for starting by enriching mixture. 18. Pleated Hose For blowing in . (33 mm) 2,500 rpm BR 500, BR 550, BR 600 31 Fuel Pump Provides additional fuel feed for a cold start. 19. Category A = 300 hours B = 125 hours C = 50...
...Adjusting Screws For tuning the carburetor. 17. Blower Tube (BR 550 / 600) Directs the airstream. 3. Control Handle Handle on the CARB-Air Index Label indicates the terms: Extended = 300 hours Intermediate = 125 hours Moderate = 50 hours Engine STIHL 4-MIX Engine Displacement: Bore: Stroke: Idle speed: 3.95 cu...Throttle Trigger Controls the speed of operating hours for starting by enriching mixture. 18. Pleated Hose For blowing in . (33 mm) 2,500 rpm BR 500, BR 550, BR 600 31 Fuel Pump Provides additional fuel feed for a cold start. 19. Category A = 300 hours B = 125 hours C = 50...
Product Instruction Manual
Page 36
...cost to the determination that your small off-road equipment engine will be performed either at STIHL Incorporated or at any questions regarding quality and mixing ratio of time, not to the initial purchaser and each subsequent purchaser that a warranted...replaced by STIHL Incorporated STIHL Incorporated warrants to the ultimate purchaser and each subsequent purchaser that part. Magneto or Electronic Ignition System (Ignition Module) - Fuel Cap - Any manufacturer-approved or equivalent replacement part may require shorter maintenance intervals. 34 BR 500, BR 550, BR 600 ...
...cost to the determination that your small off-road equipment engine will be performed either at STIHL Incorporated or at any questions regarding quality and mixing ratio of time, not to the initial purchaser and each subsequent purchaser that a warranted...replaced by STIHL Incorporated STIHL Incorporated warrants to the ultimate purchaser and each subsequent purchaser that part. Magneto or Electronic Ignition System (Ignition Module) - Fuel Cap - Any manufacturer-approved or equivalent replacement part may require shorter maintenance intervals. 34 BR 500, BR 550, BR 600 ...
Product Instruction Manual
Page 39
... to make a Claim for warranty coverage. and #3,400,476) 4-MIX® AUTOCUT® EASYSTART® FARM BOSS® iCademy® OILOMATIC® STIHL Cutquik® STIHL DUROMATIC® STIHL Quickstop® STIHL ROLLOMATIC® STIHL WOOD BOSS® TIMBERSPORTS® WOOD BOSS® YARD BOSS® BR 500, BR 550, BR 600 English Some of the electronic product registration. Limitations...
... to make a Claim for warranty coverage. and #3,400,476) 4-MIX® AUTOCUT® EASYSTART® FARM BOSS® iCademy® OILOMATIC® STIHL Cutquik® STIHL DUROMATIC® STIHL Quickstop® STIHL ROLLOMATIC® STIHL WOOD BOSS® TIMBERSPORTS® WOOD BOSS® YARD BOSS® BR 500, BR 550, BR 600 English Some of the electronic product registration. Limitations...
Parts List
Page 17
..., 20 Douille 7,5x6,8 Butoir d'arrêt (17.2006) Anschlagpuffer (17.2006) Stop buffer (17.2006) Butoir d'arrêt Dämmeinlage (1) Schraube IS-P5x18 Hinweisschild STIHL-4-MIX Soundproofing liner (1) Pan head self-tapping screw IS-P5x18 Instruction label STIHL-4-MIX Elément insonorisant (1) Vis cylindrique IS-P5x18 Plaque indicatrice STIHL-4-MIX (1) BR 500, (2) BR 550, (3) BR 600 BR 500, BR 550, BR 600 17
..., 20 Douille 7,5x6,8 Butoir d'arrêt (17.2006) Anschlagpuffer (17.2006) Stop buffer (17.2006) Butoir d'arrêt Dämmeinlage (1) Schraube IS-P5x18 Hinweisschild STIHL-4-MIX Soundproofing liner (1) Pan head self-tapping screw IS-P5x18 Instruction label STIHL-4-MIX Elément insonorisant (1) Vis cylindrique IS-P5x18 Plaque indicatrice STIHL-4-MIX (1) BR 500, (2) BR 550, (3) BR 600 BR 500, BR 550, BR 600 17
Technical Guide
Page 2
...sets benchmarks in the blowing system that protects the user from the new blowers generates friction in noise-sensitive areas. The STIHL 4-MIX engine of electrostatic charges that holds all operating elements required for the blowing system makes the devices easier to sparkover. .... can lead to transport and saves space in the world. TI_08_2005_11_01_02.fm Page 2 Technical Information 08.2005 The new STIHL BR 500, BR 550 and BR 600 backpack blowers are equipped with an adjustable carrying system with far aboveaverage blowing strength. The holder for starting procedure....
...sets benchmarks in the blowing system that protects the user from the new blowers generates friction in noise-sensitive areas. The STIHL 4-MIX engine of electrostatic charges that holds all operating elements required for the blowing system makes the devices easier to sparkover. .... can lead to transport and saves space in the world. TI_08_2005_11_01_02.fm Page 2 Technical Information 08.2005 The new STIHL BR 500, BR 550 and BR 600 backpack blowers are equipped with an adjustable carrying system with far aboveaverage blowing strength. The holder for starting procedure....
Technical Guide
Page 4
.... This design yields the following advantages: . Lower fuel consumption . easy to the blower tube, pull the tab through the cinch. 1.5 STIHL 4-MIX engine The 4-MIX engine works with a mixture of petrol and engine oil. Affix the Velcro tape to service . Can be operated in the crankcase. Compact size - lower noise ...
.... This design yields the following advantages: . Lower fuel consumption . easy to the blower tube, pull the tab through the cinch. 1.5 STIHL 4-MIX engine The 4-MIX engine works with a mixture of petrol and engine oil. Affix the Velcro tape to service . Can be operated in the crankcase. Compact size - lower noise ...
Technical Guide
Page 14
...compression and power stroke. This represents the change of the crankshaft. The inlet and exhaust valves are only closed simultaneously in order to the STIHL Service Training System "Carburetor", under the heading four-stroke principle. Page 14 Technical Information 08.2005 5.4.2 Top dead centre The top dead ...centre (TDC) is defined as the point at the top dead centre for ignition. In a 4-MIX engine, the power stroke is turned back and forth a few degrees. Refer to execute one power stroke. The rocker arms (2) and valve stems ...
...compression and power stroke. This represents the change of the crankshaft. The inlet and exhaust valves are only closed simultaneously in order to the STIHL Service Training System "Carburetor", under the heading four-stroke principle. Page 14 Technical Information 08.2005 5.4.2 Top dead centre The top dead ...centre (TDC) is defined as the point at the top dead centre for ignition. In a 4-MIX engine, the power stroke is turned back and forth a few degrees. Refer to execute one power stroke. The rocker arms (2) and valve stems ...
