Product Instruction Manual
Page 3
...Fuel 14 Fueling 15 Starting / Stopping the Engine 15 Cleaning the Air Filter 17 Engine Management 18 Adjusting the Carburetor 18 Checking the Spark Plug 19 Engine Running Behavior 20 Rewind Starter 20 Storing the Machine 21 Inspections and ...Accessories 26 Maintenance and Repairs 26 STIHL Incorporated Federal Emission Control Warranty Statement 26 STIHL Incorporated California Exhaust and Evaporative Emissions Control Warranty Statement 28 Trademarks 30 { BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C English Allow only persons who...
...Fuel 14 Fueling 15 Starting / Stopping the Engine 15 Cleaning the Air Filter 17 Engine Management 18 Adjusting the Carburetor 18 Checking the Spark Plug 19 Engine Running Behavior 20 Rewind Starter 20 Storing the Machine 21 Inspections and ...Accessories 26 Maintenance and Repairs 26 STIHL Incorporated Federal Emission Control Warranty Statement 26 STIHL Incorporated California Exhaust and Evaporative Emissions Control Warranty Statement 28 Trademarks 30 { BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C English Allow only persons who...
Product Instruction Manual
Page 11
...of fire and burn injuries, the following specific safety precautions must be observed. Tighten all nuts, bolts and screws except the carburetor adjustment screws after each use. Please refer to the maintenance chart in the boot may interfere with screens designed to reduce ... maintenance. English Warning! BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C 9 Never test the ignition system with the boot removed from the catalytic reaction, these screens will increase the risk of non-STIHL parts may cause a fire. Some STIHL power tools are always ...
...of fire and burn injuries, the following specific safety precautions must be observed. Tighten all nuts, bolts and screws except the carburetor adjustment screws after each use. Please refer to the maintenance chart in the boot may interfere with screens designed to reduce ... maintenance. English Warning! BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C 9 Never test the ignition system with the boot removed from the catalytic reaction, these screens will increase the risk of non-STIHL parts may cause a fire. Some STIHL power tools are always ...
Product Instruction Manual
Page 16
... mixing of 50:1. Some fuel additives not only detrimentally affect elastomers (carburetor diaphragms, oil seals, fuel lines, etc.), but magnesium castings and catalytic converters as the next stop . Use only STIHL two-stroke engine oil or equivalent high-quality two-stroke engine oils... this reason STIHL recommends that are for use premium unleaded fuel. N Continue turning the union nut in air cooled two-cycle engines. Take care when handling gasoline. When filling at authorized disposal locations. 14 BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C N ...
... mixing of 50:1. Some fuel additives not only detrimentally affect elastomers (carburetor diaphragms, oil seals, fuel lines, etc.), but magnesium castings and catalytic converters as the next stop . Use only STIHL two-stroke engine oil or equivalent high-quality two-stroke engine oils... this reason STIHL recommends that are for use premium unleaded fuel. N Continue turning the union nut in air cooled two-cycle engines. Take care when handling gasoline. When filling at authorized disposal locations. 14 BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C N ...
Product Instruction Manual
Page 17
Adjusting the setting lever Only on BG 86, SH 86 295BA064 KN 295BA065 KN 295BA069 KN Before fueling, clean the filler cap and the area around it to allow any throttle position between idle and ... carefully so as possible by hand. In order to the run engine until carburetor is filled with fuel. After fueling, tighten fuel cap as securely as to ensure that no dirt falls into the tank. Fueling Warning! even if the bulb is dry. BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH...
Adjusting the setting lever Only on BG 86, SH 86 295BA064 KN 295BA065 KN 295BA069 KN Before fueling, clean the filler cap and the area around it to allow any throttle position between idle and ... carefully so as possible by hand. In order to the run engine until carburetor is filled with fuel. After fueling, tighten fuel cap as securely as to ensure that no dirt falls into the tank. Fueling Warning! even if the bulb is dry. BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH...
Product Instruction Manual
Page 20
... setting provides an optimum fuel-air mixture under most operating conditions. Standard Setting 295BA076 KN N Shut off the engine. Adjusting the Carburetor The carburetor comes from the factory with a standard setting. Fine Tuning for Operation in the filter housing and push the retainer into position. ... and then open it is not satisfactory when operating at high altitude or at sea level. 18 BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C With this carburetor it 1 full turn the filter cover lock to adjust the high speed screw within fine limits. ...
... setting provides an optimum fuel-air mixture under most operating conditions. Standard Setting 295BA076 KN N Shut off the engine. Adjusting the Carburetor The carburetor comes from the factory with a standard setting. Fine Tuning for Operation in the filter housing and push the retainer into position. ... and then open it is not satisfactory when operating at high altitude or at sea level. 18 BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C With this carburetor it 1 full turn the filter cover lock to adjust the high speed screw within fine limits. ...
Product Instruction Manual
Page 22
...the muffler checked for contamination (carbonization). Have a damaged starter rope replaced by STIHL. STIHL recommends that you have servicing and repair work carried out exclusively by an authorized STIHL servicing dealer. STIHL recommends that you have servicing and repair work carried out exclusively by an authorized...the air filter is clean and the carburetor is properly adjusted, the cause may create arcing that could ignite combustible fumes and cause a fire. 20 BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C see chapter on "Starting / Stopping...
...the muffler checked for contamination (carbonization). Have a damaged starter rope replaced by STIHL. STIHL recommends that you have servicing and repair work carried out exclusively by an authorized STIHL servicing dealer. STIHL recommends that you have servicing and repair work carried out exclusively by an authorized...the air filter is clean and the carburetor is properly adjusted, the cause may create arcing that could ignite combustible fumes and cause a fire. 20 BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C see chapter on "Starting / Stopping...
Product Instruction Manual
Page 23
... fuel properly in a well ventilated area. Inspections and Maintenance by an authorized STIHL servicing dealer. English BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C 21 N Dispose of children and other unauthorized persons. N Run the engine until the carburetor is down on power, check the spark arresting screen in the muffler. Storing...
... fuel properly in a well ventilated area. Inspections and Maintenance by an authorized STIHL servicing dealer. English BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C 21 N Dispose of children and other unauthorized persons. N Run the engine until the carburetor is down on power, check the spark arresting screen in the muffler. Storing...
Product Instruction Manual
Page 24
... work be done by a STIHL servicing dealer. 2) Not in all versions, country-specific x x x x x x x x x x x x x x x x x x x x x 22 BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C before starting work after ...Carburetor Check idle setting Readjust idle x x Spark plug Spark arresting screen2) in muffler Readjust electrode gap Replace after 100 hours of operation Check Replace1) Cooling inlets Clean All accessible screws and nuts (not adjusting screws) Retighten Check x Antivibration elements Replace1) Safety labels Replace 1) STIHL...
... work be done by a STIHL servicing dealer. 2) Not in all versions, country-specific x x x x x x x x x x x x x x x x x x x x x 22 BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C before starting work after ...Carburetor Check idle setting Readjust idle x x Spark plug Spark arresting screen2) in muffler Readjust electrode gap Replace after 100 hours of operation Check Replace1) Cooling inlets Clean All accessible screws and nuts (not adjusting screws) Retighten Check x Antivibration elements Replace1) Safety labels Replace 1) STIHL...
Product Instruction Manual
Page 25
... 13 14 15 17 18 16 # 23 English 1 24 2 4 56 7 8 9 10 3 11 12 20 19 21 22 296BA003 KN 1 Setting Lever (BG 86, SH 86) 2 Spark Plug Boot 3 Muffler 4 Starter Grip 5 Carburetor Adjusting Screws 6 Fuel Pump 7 Choke Lever 8 Filter Housing 9 Filter Cover Lock 10 Fuel Filler Cap 11 Fuel Tank 12 Assist Handle 13...
... 13 14 15 17 18 16 # 23 English 1 24 2 4 56 7 8 9 10 3 11 12 20 19 21 22 296BA003 KN 1 Setting Lever (BG 86, SH 86) 2 Spark Plug Boot 3 Muffler 4 Starter Grip 5 Carburetor Adjusting Screws 6 Fuel Pump 7 Choke Lever 8 Filter Housing 9 Filter Cover Lock 10 Fuel Filler Cap 11 Fuel Tank 12 Assist Handle 13...
Product Instruction Manual
Page 26
...Label indicates the terms: Extended = 300 hours Intermediate = 125 hours Moderate = 50 hours 24 BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C English 2. Blower Tube Silencer (BG 66) Reduces blower noise. Muffler Attenuates exhaust noises and diverts exhaust gases away from operator. 4....device to aim the airstream. 20. Intake Screen Reduces the risk of operating hours for use with the fan. 17. Carburetor Adjusting Screws For tuning carburetor. 6. Choke Lever Eases engine starting by enriching mixture. 8. Starter Grip The grip of the engine. 16. Catcher ...
...Label indicates the terms: Extended = 300 hours Intermediate = 125 hours Moderate = 50 hours 24 BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C English 2. Blower Tube Silencer (BG 66) Reduces blower noise. Muffler Attenuates exhaust noises and diverts exhaust gases away from operator. 4....device to aim the airstream. 20. Intake Screen Reduces the risk of operating hours for use with the fan. 17. Carburetor Adjusting Screws For tuning carburetor. 6. Choke Lever Eases engine starting by enriching mixture. 8. Starter Grip The grip of the engine. 16. Catcher ...
Product Instruction Manual
Page 27
... System All position diaphragm carburetor with integral fuel pump Fuel tank capacity: BG 56: 18.3 oz (0,54 L) BG 66: 18.3 oz (0,54 L) BG 86: 14.9 oz (0,44 L) SH 56: 18.3 oz (0,54 L) SH 86: 14.9 oz (0,44 L) Blower mode, at round nozzle BG 56: 143 mph (64 m/sec) BG 66: 143 mph (64 m/sec) BG 86: 154 mph (69 m/sec...
... System All position diaphragm carburetor with integral fuel pump Fuel tank capacity: BG 56: 18.3 oz (0,54 L) BG 66: 18.3 oz (0,54 L) BG 86: 14.9 oz (0,44 L) SH 56: 18.3 oz (0,54 L) SH 86: 14.9 oz (0,44 L) Blower mode, at round nozzle BG 56: 143 mph (64 m/sec) BG 66: 143 mph (64 m/sec) BG 86: 154 mph (69 m/sec...
Product Instruction Manual
Page 28
...time listed below provided there has been no 26 BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C Also included may be identified by the STIHL part number, the { logo and, in some cases, by the STIHL parts symbol K. Maintenance and Repairs Users of this...conform with U.S. EPA standards for California Your Warranty Rights and Obligations The U.S. Your emission control system includes parts such as the carburetor and the ignition system. Warranty claims following repairs can be hoses, and connectors and other emission related assemblies. EPA regulations for ...
...time listed below provided there has been no 26 BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C Also included may be identified by the STIHL part number, the { logo and, in some cases, by the STIHL parts symbol K. Maintenance and Repairs Users of this...conform with U.S. EPA standards for California Your Warranty Rights and Obligations The U.S. Your emission control system includes parts such as the carburetor and the ignition system. Warranty claims following repairs can be hoses, and connectors and other emission related assemblies. EPA regulations for ...
Product Instruction Manual
Page 30
...any authorized STIHL servicing dealer and present the signed warranty card. Carburetor - Magneto or electronic ignition system (ignition module) - Deviations from this manual are pleased to STIHL Incorporated ...Carburetor, Purger, Choke (Cold Start Enrichment System), Control Linkages, Intake Manifold, Magneto or Electronic Ignition System (Ignition module), Spark Plug, Catalytic Converter (if applicable), Fuel Tank, Fuel Cap, Fuel Line, Fuel Line Fittings, Clamps, Fasteners. 28 BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C Spark plug - STIHL...
...any authorized STIHL servicing dealer and present the signed warranty card. Carburetor - Magneto or electronic ignition system (ignition module) - Deviations from this manual are pleased to STIHL Incorporated ...Carburetor, Purger, Choke (Cold Start Enrichment System), Control Linkages, Intake Manifold, Magneto or Electronic Ignition System (Ignition module), Spark Plug, Catalytic Converter (if applicable), Fuel Tank, Fuel Cap, Fuel Line, Fuel Line Fittings, Clamps, Fasteners. 28 BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C Spark plug - STIHL...
Product Instruction Manual
Page 32
... station at no charge to the owner. 5. Trademarks STIHL Registered Trademarks STIHL® { K The color combination orange-grey (U.S. Repair or replacement of any authorized STIHL servicing dealer or warranty station. Emission Warranty Parts List Air filter, Carburetor, Purger, Choke (Cold Start Enrichment System), Control Linkages...may be free of charge to the owner if it is liable for the remainder of STIHL's Common Law Trademarks 30 BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C Registrations #2,821,860; #3,010,057, #3,010,058, #3,400,477; The owner...
... station at no charge to the owner. 5. Trademarks STIHL Registered Trademarks STIHL® { K The color combination orange-grey (U.S. Repair or replacement of any authorized STIHL servicing dealer or warranty station. Emission Warranty Parts List Air filter, Carburetor, Purger, Choke (Cold Start Enrichment System), Control Linkages...may be free of charge to the owner if it is liable for the remainder of STIHL's Common Law Trademarks 30 BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C Registrations #2,821,860; #3,010,057, #3,010,058, #3,400,477; The owner...