Product Instruction Manual
Page 4
...only for clearing leaves, grass, paper and dust in different ways: N A bullet marks a step or procedure. Use your special attention. BR 500, BR 550, BR 600 Caution! Therefore, some changes, modifications and improvements may be observed to reduce the risk of a step or procedure that refers directly to...the machine are explained in this manual. Warning! If the operating characteristics or the appearance of your machine differs from time to operate your STIHL dealer for gasoline and engine oil mixture Air intake winter mode Air intake summer mode Press to an illustration may ...
...only for clearing leaves, grass, paper and dust in different ways: N A bullet marks a step or procedure. Use your special attention. BR 500, BR 550, BR 600 Caution! Therefore, some changes, modifications and improvements may be observed to reduce the risk of a step or procedure that refers directly to...the machine are explained in this manual. Warning! If the operating characteristics or the appearance of your machine differs from time to operate your STIHL dealer for gasoline and engine oil mixture Air intake winter mode Air intake summer mode Press to an illustration may ...
Product Instruction Manual
Page 5
...to property, never let your machine with your doctor before operating this machine. Most STIHL power tools are fatigued. All the above symptoms appear, seek medical advice immediately. This... tool 3. during a work , check with a pressure washer. Take frequent breaks. Warning! BR 500, BR 550, BR 600 3 A power tool with loose components or with a pacemaker should closely monitor the condition... and the pacemaker manufacturer before operating this tool. The solid jet of all times, but cold weather, smoking and diseases or physical conditions that unauthorized persons do...
...to property, never let your machine with your doctor before operating this machine. Most STIHL power tools are fatigued. All the above symptoms appear, seek medical advice immediately. This... tool 3. during a work , check with a pressure washer. Take frequent breaks. Warning! BR 500, BR 550, BR 600 3 A power tool with loose components or with a pacemaker should closely monitor the condition... and the pacemaker manufacturer before operating this tool. The solid jet of all times, but cold weather, smoking and diseases or physical conditions that unauthorized persons do...
Product Instruction Manual
Page 8
...To reduce the risk of times before starting , particularly the throttle trigger, setting lever and stop using the machine in order for you to contact the fan wheel). Try slipping out of the harness a number of injury from the fueling spot, outdoors only. 6 BR 500, BR 550, BR 600 Then, twist the ...throw off and spill quantities of moisture, pitch, oil, fuel mix, grease or resin in order to become accustomed to it to your STIHL dealer for damage (cracks or holes that could allow foreign objects to maintain a firm grip and properly control your power tool for additional ...
...To reduce the risk of times before starting , particularly the throttle trigger, setting lever and stop using the machine in order for you to contact the fan wheel). Try slipping out of the harness a number of injury from the fueling spot, outdoors only. 6 BR 500, BR 550, BR 600 Then, twist the ...throw off and spill quantities of moisture, pitch, oil, fuel mix, grease or resin in order to become accustomed to it to your STIHL dealer for damage (cracks or holes that could allow foreign objects to maintain a firm grip and properly control your power tool for additional ...
Product Instruction Manual
Page 9
... tool on firm ground or other solid surface in operational readiness. Maintain good balance and secure footing. Warning! When you are at all times. 0009BA001 KN English Warning! Do not let the grip snap back, but guide the starter rope to have your machine under good visibility ...this procedure may damage the starter mechanism. To reduce the risk of control, never carry the unit with the right hand on " position. BR 500, BR 550, BR 600 7 Stop operation immediately if you pull the starter grip, do not walk backward while operating the machine. After the setting lever is ...
... tool on firm ground or other solid surface in operational readiness. Maintain good balance and secure footing. Warning! When you are at all times. 0009BA001 KN English Warning! Do not let the grip snap back, but guide the starter rope to have your machine under good visibility ...this procedure may damage the starter mechanism. To reduce the risk of control, never carry the unit with the right hand on " position. BR 500, BR 550, BR 600 7 Stop operation immediately if you pull the starter grip, do not walk backward while operating the machine. After the setting lever is ...
Product Instruction Manual
Page 21
... it a brisk strong pull. BR 500, BR 550, BR 600 19 it slowly back into the housing so that the starter rope can rewind properly. N Turn the choke knob to full length - even if the bulb is still cold. 452BA115 KN N Press the fuel pump bulb at least five times - Guide it might otherwise break...
... it a brisk strong pull. BR 500, BR 550, BR 600 19 it slowly back into the housing so that the starter rope can rewind properly. N Turn the choke knob to full length - even if the bulb is still cold. 452BA115 KN N Press the fuel pump bulb at least five times - Guide it might otherwise break...
Product Instruction Manual
Page 22
...engine runs. If the engine is flooded. 452BA026 KN N Move the setting lever (1) to C. If the engine does not start the engine. 20 BR 500, BR 550, BR 600 N Set the choke knob according to 0 - the engine stops - the choke knob automatically returns to the run position (F) or N Turn... the choke knob to the normal run completely dry and then refueled N After refueling, press the fuel pump bulb at least five times - N Open throttle ...
...engine runs. If the engine is flooded. 452BA026 KN N Move the setting lever (1) to C. If the engine does not start the engine. 20 BR 500, BR 550, BR 600 N Set the choke knob according to 0 - the engine stops - the choke knob automatically returns to the run position (F) or N Turn... the choke knob to the normal run completely dry and then refueled N After refueling, press the fuel pump bulb at least five times - N Open throttle ...
Product Instruction Manual
Page 24
... from the factory with a standard setting. N Start and warm up the engine. 22 BR 500, BR 550, BR 600 English Engine Management Adjusting the Carburetor Exhaust emissions are controlled by the design of any major hardware. carburation, ignition, timing and valve or port timing) without adjustable carburetor On certain machine versions it is 3/4 turn open . N The...
... from the factory with a standard setting. N Start and warm up the engine. 22 BR 500, BR 550, BR 600 English Engine Management Adjusting the Carburetor Exhaust emissions are controlled by the design of any major hardware. carburation, ignition, timing and valve or port timing) without adjustable carburetor On certain machine versions it is 3/4 turn open . N The...
Product Instruction Manual
Page 30
English Maintenance and Care The following intervals apply to normal operating conditions only. If your daily working time is longer or operating conditions are difficult (very dusty work or daily after each refueling stop weekly monthly every 12 months if problem if ...arresting screen2) in muffler Check Clean or replace X X All accessible screws and nuts (not adjusting screws) Retighten X Antivibration elements Check X Have replaced by dealer1) X X 28 BR 500, BR 550, BR 600 before starting work after finishing work area, etc.), shorten the specified intervals accordingly.
English Maintenance and Care The following intervals apply to normal operating conditions only. If your daily working time is longer or operating conditions are difficult (very dusty work or daily after each refueling stop weekly monthly every 12 months if problem if ...arresting screen2) in muffler Check Clean or replace X X All accessible screws and nuts (not adjusting screws) Retighten X Antivibration elements Check X Have replaced by dealer1) X X 28 BR 500, BR 550, BR 600 before starting work after finishing work area, etc.), shorten the specified intervals accordingly.
Product Instruction Manual
Page 31
Blower air intake screen Check Clean Throttle cable Adjust Safety labels Replace 1) STIHL recommends a STIHL servicing dealer. 2) not in all versions, market-specific X X before starting work after finishing work area, etc.), shorten the specified intervals accordingly. The following intervals apply to normal operating conditions only. If your daily working time is longer or operating conditions are difficult (very dusty work or daily after each refueling stop weekly monthly every 12 months if problem if damaged if required English X X X BR 500, BR 550, BR 600 29
Blower air intake screen Check Clean Throttle cable Adjust Safety labels Replace 1) STIHL recommends a STIHL servicing dealer. 2) not in all versions, market-specific X X before starting work after finishing work area, etc.), shorten the specified intervals accordingly. The following intervals apply to normal operating conditions only. If your daily working time is longer or operating conditions are difficult (very dusty work or daily after each refueling stop weekly monthly every 12 months if problem if damaged if required English X X X BR 500, BR 550, BR 600 29
Product Instruction Manual
Page 35
...accepted only if the repair has been performed by the STIHL part number, the { logo and, in materials and workmanship which cause it to fail to the ultimate purchaser. Your emission control system includes parts such as a BR 500, BR 550, BR 600 33 Other repair work is performed at an ...is defective, the part will repair your small off-road equipment engine at the time of sale, to ensure the performance of all receipts covering maintenance on your small offroad equipment engine, but STIHL Incorporated cannot deny warranty solely for the lack of receipts or for presenting your small...
...accepted only if the repair has been performed by the STIHL part number, the { logo and, in materials and workmanship which cause it to fail to the ultimate purchaser. Your emission control system includes parts such as a BR 500, BR 550, BR 600 33 Other repair work is performed at an ...is defective, the part will repair your small off-road equipment engine at the time of sale, to ensure the performance of all receipts covering maintenance on your small offroad equipment engine, but STIHL Incorporated cannot deny warranty solely for the lack of receipts or for presenting your small...
Product Instruction Manual
Page 36
...require shorter maintenance intervals. 34 BR 500, BR 550, BR 600 Fasteners Where to make a Claim for any independent test laboratory. If any authorized STIHL servicing dealer or warranty station.... Carburetor - Spark Plug - Fuel Line Fittings - Fuel Pump - Intake Manifold - Fuel Cap - Fuel Line - Box 2015, Virginia Beach, VA 23450-2015 www.stihlusa.com Coverage by STIHL Incorporated at the time...
...require shorter maintenance intervals. 34 BR 500, BR 550, BR 600 Fasteners Where to make a Claim for any independent test laboratory. If any authorized STIHL servicing dealer or warranty station.... Carburetor - Spark Plug - Fuel Line Fittings - Fuel Pump - Intake Manifold - Fuel Cap - Fuel Line - Box 2015, Virginia Beach, VA 23450-2015 www.stihlusa.com Coverage by STIHL Incorporated at the time...
Product Instruction Manual
Page 37
... small off-road engine. If BR 500, BR 550, BR 600 35 Your emissions control system may deny you are pleased to meet the State's stringent anti-smog standards. As the small off -road equipment engine. The warranty repairs should however be completed in writing by STIHL Incorporated free of time, not to exceed 30 days...
... small off-road engine. If BR 500, BR 550, BR 600 35 Your emissions control system may deny you are pleased to meet the State's stringent anti-smog standards. As the small off -road equipment engine. The warranty repairs should however be completed in writing by STIHL Incorporated free of time, not to exceed 30 days...
Product Instruction Manual
Page 38
...at 1-800-4678445 or you can write to STIHL Inc., 536 Viking Drive, P.O. STIHL Incorporated also warrants to the initial purchaser and each subsequent purchaser that your small off-road equipment engine is designed, built and equipped, at the time of two years. If any emission-related ... under the warranty must be grounds for the remaining warranty period. 3. Any warranted part that a warranted part is not scheduled for BR 500, BR 550, BR 600 Any such part repaired or replaced under the warranty must be warranted for disallowing a warranty claim. Repair or replacement of warranty ...
...at 1-800-4678445 or you can write to STIHL Inc., 536 Viking Drive, P.O. STIHL Incorporated also warrants to the initial purchaser and each subsequent purchaser that your small off-road equipment engine is designed, built and equipped, at the time of two years. If any emission-related ... under the warranty must be grounds for the remaining warranty period. 3. Any warranted part that a warranted part is not scheduled for BR 500, BR 550, BR 600 Any such part repaired or replaced under the warranty must be warranted for disallowing a warranty claim. Repair or replacement of warranty ...
Technical Guide
Page 3
...the latest, set on a central control area. To release the locked position, set the setting lever to operating position # or . at any time. 1.3 Simplified starting All operating elements for starting are on the control handle. The engine is pulled. . the ignition system is sent a ...Control handle For simplified starting, the choke does not have to idle: . The choke knob automatically springs back into operating position after the third time the cord is running or can be locked at three levels: 1/3 gas, 2/3 gas and full throttle. . Setting lever (1) . To switch...
...the latest, set on a central control area. To release the locked position, set the setting lever to operating position # or . at any time. 1.3 Simplified starting All operating elements for starting are on the control handle. The engine is pulled. . the ignition system is sent a ...Control handle For simplified starting, the choke does not have to idle: . The choke knob automatically springs back into operating position after the third time the cord is running or can be locked at three levels: 1/3 gas, 2/3 gas and full throttle. . Setting lever (1) . To switch...
Technical Guide
Page 6
.... Phase 1 The piston rises to the bottom dead centre. Excess pressure builds up in the crankcase due to the intake duct via the timing gear, valve train and bypass bore. Phase 2 The piston descends to the top dead centre. The increase in volume in volume. The ...oil contained in this mixture lubricates the crankgear, timing gear, valve train and cylinder wall. TI_08_2005_11_01_02.fm The mixture of the crankshaft. Page 6 Technical Information 08.2005 1.5.3 Engine lubrication The engine ...
.... Phase 1 The piston rises to the bottom dead centre. Excess pressure builds up in the crankcase due to the intake duct via the timing gear, valve train and bypass bore. Phase 2 The piston descends to the top dead centre. The increase in volume in volume. The ...oil contained in this mixture lubricates the crankgear, timing gear, valve train and cylinder wall. TI_08_2005_11_01_02.fm The mixture of the crankshaft. Page 6 Technical Information 08.2005 1.5.3 Engine lubrication The engine ...
Technical Guide
Page 7
...faster and spontaneous acceleration (see 5.3). . this cancels the effect of the decompression cam . All-position diaphragm carburetor with ignition timing adjustment . Accelerator pump for long filter service life . Weight-optimised geometry TI_08_2005_11_01_02.fm Technical Information 08.2005 Page 7 1.6 ... position . Choke knob with spark arresting screen, depending on the starter rope. This lengthens the valve opening time, which reduces the compression Cam disk when the engine has started: 1.8 Ignition system . Microprocessor-controlled with independent idle . Easily ...
...faster and spontaneous acceleration (see 5.3). . this cancels the effect of the decompression cam . All-position diaphragm carburetor with ignition timing adjustment . Accelerator pump for long filter service life . Weight-optimised geometry TI_08_2005_11_01_02.fm Technical Information 08.2005 Page 7 1.6 ... position . Choke knob with spark arresting screen, depending on the starter rope. This lengthens the valve opening time, which reduces the compression Cam disk when the engine has started: 1.8 Ignition system . Microprocessor-controlled with independent idle . Easily ...
Technical Guide
Page 8
... 1.4 l (1400 cm³) 2.3 Ignition system Ignition module: Microprocessor- RPM Weight BR 500 5,500 rpm 1,380 m³/h 810 m³/h 81m/s 86 dB(A) 95 dB(A) BR 550 64.8 cm3 50 mm 33 mm 2,500 rpm 6,100 rpm 1,490 m³/h 900...BR 600 7,200 rpm 1,720 m³/h 1,210 m³/h 90 m/s 96 dB(A) 105 dB(A) 1.7 m/s2 1.4 m/s2 9.9 kg 1.5 m/s2 1.6 m/s2 9.7 kg 1.7 m/s2 1.8 m/s2 9.5 kg 1) Weighted equivalent level includes idling, full load and racing with the same duration of exposure 2.2 Fuel system Carburetor All-position diaphragm carburetor with adjustment of the ignition timing...
... 1.4 l (1400 cm³) 2.3 Ignition system Ignition module: Microprocessor- RPM Weight BR 500 5,500 rpm 1,380 m³/h 810 m³/h 81m/s 86 dB(A) 95 dB(A) BR 550 64.8 cm3 50 mm 33 mm 2,500 rpm 6,100 rpm 1,490 m³/h 900...BR 600 7,200 rpm 1,720 m³/h 1,210 m³/h 90 m/s 96 dB(A) 105 dB(A) 1.7 m/s2 1.4 m/s2 9.9 kg 1.5 m/s2 1.6 m/s2 9.7 kg 1.7 m/s2 1.8 m/s2 9.5 kg 1) Weighted equivalent level includes idling, full load and racing with the same duration of exposure 2.2 Fuel system Carburetor All-position diaphragm carburetor with adjustment of the ignition timing...
Technical Guide
Page 10
... the 4282. TI_08_2005_11_01_02.fm Use assembly tool 5910 890 2212 for the 4180. The assembly tool must be procured for the first time for the STIHL BR 500, 550, 600: Part name Stop screw Sleeve Part number Use 4282 890 2700 Block crankshaft 5910 893 1704 Fit hookless snap rings in... piston The available special tools are listed in the repair instructions for the STIHL BR 500, 550, 600. 4.2.1 Stop screw 4.2.2 Assembly tool When servicing, always use stop screw 4282 890 2700. In the future, stop screw 4282 890...
... the 4282. TI_08_2005_11_01_02.fm Use assembly tool 5910 890 2212 for the 4180. The assembly tool must be procured for the first time for the STIHL BR 500, 550, 600: Part name Stop screw Sleeve Part number Use 4282 890 2700 Block crankshaft 5910 893 1704 Fit hookless snap rings in... piston The available special tools are listed in the repair instructions for the STIHL BR 500, 550, 600. 4.2.1 Stop screw 4.2.2 Assembly tool When servicing, always use stop screw 4282 890 2700. In the future, stop screw 4282 890...
Technical Guide
Page 15
... top dead centre Page 15 5.4.4 Check valve clearance The cam disk cover must be turned backwards in order to eliminate the flank backlash from the timing gear. Turn the crankshaft back and forth a few degrees - Rocker arms and valve stems do not move up with the ignition coil as shown The...
... top dead centre Page 15 5.4.4 Check valve clearance The cam disk cover must be turned backwards in order to eliminate the flank backlash from the timing gear. Turn the crankshaft back and forth a few degrees - Rocker arms and valve stems do not move up with the ignition coil as shown The...
Technical Guide
Page 20
Moisten the O-ring and bead with STIHL press fluid. . Press in the throttle trigger until it locks; it must not be adjusted when the blower is completely assembled. . Carefully turn the screw ... in . TI_08_2005_11_01_02.fm Page 20 Technical Information 08.2005 5.7 Adjusting the throttle cable After assembling the blower or after it has been operated for a long time, the throttle cable may only be reused. . Pull the throttle trigger all the way back. . Tank vents must audibly snap in the hole. .
Moisten the O-ring and bead with STIHL press fluid. . Press in the throttle trigger until it locks; it must not be adjusted when the blower is completely assembled. . Carefully turn the screw ... in . TI_08_2005_11_01_02.fm Page 20 Technical Information 08.2005 5.7 Adjusting the throttle cable After assembling the blower or after it has been operated for a long time, the throttle cable may only be reused. . Pull the throttle trigger all the way back. . Tank vents must audibly snap in the hole. .