Instruction Manual
Page 3
... 0000000008_009_GB { BG 55, BG 65, BG 85, SH 55, SH 85 This instruction manual is protected by Dealer 22 Maintenance and Care 23 Main Parts 24 Specifications 27 Maintenance and Repairs 28 Disposal 28 STIHL Incorporated Federal Emission Control Warranty Statement 29 STIHL Incorporated California Exhaust ... Fuel 14 Fueling 15 Starting / Stopping the Engine 15 Cleaning the Air Filter 17 Engine Management 18 Adjusting the Carburetor 18 Catalytic Converter 20 Spark Plug 20 Engine Running Behavior 21 Rewind Starter 21 Storing the Machine 22 Inspections and ...
... 0000000008_009_GB { BG 55, BG 65, BG 85, SH 55, SH 85 This instruction manual is protected by Dealer 22 Maintenance and Care 23 Main Parts 24 Specifications 27 Maintenance and Repairs 28 Disposal 28 STIHL Incorporated Federal Emission Control Warranty Statement 29 STIHL Incorporated California Exhaust ... Fuel 14 Fueling 15 Starting / Stopping the Engine 15 Cleaning the Air Filter 17 Engine Management 18 Adjusting the Carburetor 18 Catalytic Converter 20 Spark Plug 20 Engine Running Behavior 21 Rewind Starter 21 Storing the Machine 22 Inspections and ...
Instruction Manual
Page 12
... spark arrester that the fan is maintained in this instruction manual. Tighten all nuts, bolts and screws except the carburetor adjustment screws after each use or operate gasoline-powered tools on open ground, in a considerable loss of fire and...SH 55, SH 85 WARNING Use the specified spark plug and make a warranty claim for maintenance and repair. In such a case you make sure it is damaged, missing or modified. However, if you should contact your power tool if the screen is greater in this instruction manual. never operate your dealer. STIHL recommends a STIHL...
... spark arrester that the fan is maintained in this instruction manual. Tighten all nuts, bolts and screws except the carburetor adjustment screws after each use or operate gasoline-powered tools on open ground, in a considerable loss of fire and...SH 55, SH 85 WARNING Use the specified spark plug and make a warranty claim for maintenance and repair. In such a case you make sure it is damaged, missing or modified. However, if you should contact your power tool if the screen is greater in this instruction manual. never operate your dealer. STIHL recommends a STIHL...
Instruction Manual
Page 16
...water cooled) mix oils or other mix oils that state they are sitting in engines and should be necessary to readjust the carburetor if you use only in STIHL engines. Store in both water cooled and air cooled engines (e.g., outboard motors, snowmobiles, chain saws, mopeds, etc.). Fuel with... empty mixing-oil containers only at authorized disposal locations. 14 BG 55, BG 65, BG 85, SH 55, SH 85 it may increase engine temperatures. English Fuel This engine is certified to operate on unleaded gasoline and the STIHL twostroke engine oil at the pump, first remove the container from ...
...water cooled) mix oils or other mix oils that state they are sitting in engines and should be necessary to readjust the carburetor if you use only in STIHL engines. Store in both water cooled and air cooled engines (e.g., outboard motors, snowmobiles, chain saws, mopeds, etc.). Fuel with... empty mixing-oil containers only at authorized disposal locations. 14 BG 55, BG 65, BG 85, SH 55, SH 85 it may increase engine temperatures. English Fuel This engine is certified to operate on unleaded gasoline and the STIHL twostroke engine oil at the pump, first remove the container from ...
Instruction Manual
Page 17
...shake the mixture in the canister before fueling your machine for a long period, drain and clean the fuel tank and run engine until carburetor is the starting throttle position. WARNING After fueling, tighten fuel cap as securely as to allow any pressure build-up body every year ...by hand. N Squeeze the throttle trigger (2) and press in the lockout button (3) at the same time. BG 55, BG 65, BG 85, SH 55, SH 85 15 N Release the lockout button - BG 55, 65, SH 55 1 Before fueling, clean the filler cap and the area around it to release slowly. Before storing your machine....
...shake the mixture in the canister before fueling your machine for a long period, drain and clean the fuel tank and run engine until carburetor is the starting throttle position. WARNING After fueling, tighten fuel cap as securely as to allow any pressure build-up body every year ...by hand. N Squeeze the throttle trigger (2) and press in the lockout button (3) at the same time. BG 55, BG 65, BG 85, SH 55, SH 85 15 N Release the lockout button - BG 55, 65, SH 55 1 Before fueling, clean the filler cap and the area around it to release slowly. Before storing your machine....
Instruction Manual
Page 20
... replace if necessary. Replace any major hardware. N Fit the filter (3) in the muffler and clean or replace if necessary. 18 BG 55, BG 65, BG 85, SH 55, SH 85 N Install a new filter. N Shut off the engine. English Engine Management Adjusting the Carburetor 43 Exhaust emissions are controlled by the design of the filter housing (4).
... replace if necessary. Replace any major hardware. N Fit the filter (3) in the muffler and clean or replace if necessary. 18 BG 55, BG 65, BG 85, SH 55, SH 85 N Install a new filter. N Shut off the engine. English Engine Management Adjusting the Carburetor 43 Exhaust emissions are controlled by the design of the filter housing (4).
Instruction Manual
Page 21
... the carburetor to insufficient lubrication and overheating. NOTICE After returning from that position. Idle setting is a risk of LA screw). N Warm up the engine. 295BA085 KN 295BA086 KN Engine stops while idling N Turn the idle speed screw (LA) clockwise until the engine runs and accelerates smoothly. BG 55, BG 65, BG 85, SH 55, SH...
... the carburetor to insufficient lubrication and overheating. NOTICE After returning from that position. Idle setting is a risk of LA screw). N Warm up the engine. 295BA085 KN 295BA086 KN Engine stops while idling N Turn the idle speed screw (LA) clockwise until the engine runs and accelerates smoothly. BG 55, BG 65, BG 85, SH 55, SH...
Instruction Manual
Page 22
Removing the Spark Plug 1 A N Clean dirty spark plug. N Unscrew the spark plug. 20 BG 55, BG 65, BG 85, SH 55, SH 85 295BA083 KN 000BA039 KN English Catalytic Converter Spark Plug Checking the Spark Plug Power tools with a catalytic converter (depending on model... and ensure a long catalytic converter service life. N Use only resistor type spark plugs of unleaded gasoline and STIHL two-stroke engine oil or equivalent two-stroke engine oil - The correct carburetor setting (if adjustable) and strict observance of the prescribed mix ratio of spark plug: - Wrong fuel mix ...
Removing the Spark Plug 1 A N Clean dirty spark plug. N Unscrew the spark plug. 20 BG 55, BG 65, BG 85, SH 55, SH 85 295BA083 KN 000BA039 KN English Catalytic Converter Spark Plug Checking the Spark Plug Power tools with a catalytic converter (depending on model... and ensure a long catalytic converter service life. N Use only resistor type spark plugs of unleaded gasoline and STIHL two-stroke engine oil or equivalent two-stroke engine oil - The correct carburetor setting (if adjustable) and strict observance of the prescribed mix ratio of spark plug: - Wrong fuel mix ...
Instruction Manual
Page 23
... (carbonization) by an authorized STIHL servicing dealer. N Do not pull the rope over the edge of the proper size. (Note: If terminal has detachable SAE adapter nut, it breaks completely. BG 55, BG 65, BG 85, SH 55, SH 85 21 STIHL recommends that could ignite combustible ...fumes and cause a fire. Have a damaged starter rope replaced by STIHL. Installing the spark plug 000BA071 KN If engine running behavior is unsatisfactory even though the air filter is clean and the carburetor ...
... (carbonization) by an authorized STIHL servicing dealer. N Do not pull the rope over the edge of the proper size. (Note: If terminal has detachable SAE adapter nut, it breaks completely. BG 55, BG 65, BG 85, SH 55, SH 85 21 STIHL recommends that could ignite combustible ...fumes and cause a fire. Have a damaged starter rope replaced by STIHL. Installing the spark plug 000BA071 KN If engine running behavior is unsatisfactory even though the air filter is clean and the carburetor ...
Instruction Manual
Page 24
... by an authorized STIHL servicing dealer. 22 BG 55, BG 65, BG 85, SH 55, SH 85 English Storing the Machine For periods of 3 months or longer N Drain and clean the fuel tank in a dry, high or locked location, - N Dispose of children and other unauthorized persons. this helps prevent the carburetor diaphragms sticking together. STIHL recommends that...
... by an authorized STIHL servicing dealer. 22 BG 55, BG 65, BG 85, SH 55, SH 85 English Storing the Machine For periods of 3 months or longer N Drain and clean the fuel tank in a dry, high or locked location, - N Dispose of children and other unauthorized persons. this helps prevent the carburetor diaphragms sticking together. STIHL recommends that...
Instruction Manual
Page 25
... 65, BG 85, SH 55, SH 85 before starting work after finishing work area, etc.), shorten the specified intervals accordingly. Complete machine Visual inspection (condition, wear, leaks) Clean x x x Control handle Check ... a STIHL servicing dealer. If your daily working time is longer or operating conditions are difficult (very dusty work or daily after 100 operating hours Spark arrestor in fuel tank Check Replace filter Fuel tank Clean Carburetor Check idle setting Readjust idle x x Spark plug Readjust electrode gap Replace after each refueling stop weekly...
... 65, BG 85, SH 55, SH 85 before starting work after finishing work area, etc.), shorten the specified intervals accordingly. Complete machine Visual inspection (condition, wear, leaks) Clean x x x Control handle Check ... a STIHL servicing dealer. If your daily working time is longer or operating conditions are difficult (very dusty work or daily after 100 operating hours Spark arrestor in fuel tank Check Replace filter Fuel tank Clean Carburetor Check idle setting Readjust idle x x Spark plug Readjust electrode gap Replace after each refueling stop weekly...
Instruction Manual
Page 26
Tab Designed to secure the blower tube to the ignition lead. 24 BG 55, BG 65, BG 85, SH 55, SH 85 English Main Parts 13 14 15 2* 1 3 4 67 9 5 8 10 11 12 19 1 Tab 2 Setting Lever* 3 Spark Plug Boot 4 Muffler 5 Starter Grip 6 Carburetor Adjusting Screw 7 Choke Lever 8 Manual Fuel Pump 9 Filter Housing 10 Fuel Filler Cap...
Tab Designed to secure the blower tube to the ignition lead. 24 BG 55, BG 65, BG 85, SH 55, SH 85 English Main Parts 13 14 15 2* 1 3 4 67 9 5 8 10 11 12 19 1 Tab 2 Setting Lever* 3 Spark Plug Boot 4 Muffler 5 Starter Grip 6 Carburetor Adjusting Screw 7 Choke Lever 8 Manual Fuel Pump 9 Filter Housing 10 Fuel Filler Cap...
Instruction Manual
Page 27
... the engine. 6. BG 55, BG 65, BG 85, SH 55, SH 85 English 25 4. Muffler Reduces engine exhaust noises and diverts exhaust gases away from operator. 5. Filter Housing Covers and protects the air filter element. 10. Fuel Filler Cap For closing the fuel tank. 11. Blower Tube Directs the airstream. 18. Carburetor Adjusting Screws For...
... the engine. 6. BG 55, BG 65, BG 85, SH 55, SH 85 English 25 4. Muffler Reduces engine exhaust noises and diverts exhaust gases away from operator. 5. Filter Housing Covers and protects the air filter element. 10. Fuel Filler Cap For closing the fuel tank. 11. Blower Tube Directs the airstream. 18. Carburetor Adjusting Screws For...
Instruction Manual
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... WSR 6 F Electrode gap: 0.02 in (0.5 mm) Fuel System All position diaphragm carburetor with integral fuel pump Fuel tank capacity: 13.5 fl.oz (0.4 l) Single cylinder two-stroke engine Maximum air flow rate English BG 55: BG 65: BG 85: SH 55: SH 85: Vacuum Blower mode mode 430 cf/min 353 cf/min (730 m3... cf/min (780 m3/h) (625 m3/h) Air velocity with nozzle BG 55: BG 65: BG 85: SH 55: SH 85: 140 mph (63 m/s) 174 mph (78 m/s) 183 mph (82 m/s) 140 mph (63 m/s) 183 mph (82 m/s) BG 55, BG 65, BG 85, SH 55, SH 85 27 Specifications EPA / CEPA The Emission Compliance Period referred to on...
... WSR 6 F Electrode gap: 0.02 in (0.5 mm) Fuel System All position diaphragm carburetor with integral fuel pump Fuel tank capacity: 13.5 fl.oz (0.4 l) Single cylinder two-stroke engine Maximum air flow rate English BG 55: BG 65: BG 85: SH 55: SH 85: Vacuum Blower mode mode 430 cf/min 353 cf/min (730 m3... cf/min (780 m3/h) (625 m3/h) Air velocity with nozzle BG 55: BG 65: BG 85: SH 55: SH 85: 140 mph (63 m/s) 174 mph (78 m/s) 183 mph (82 m/s) 140 mph (63 m/s) 183 mph (82 m/s) BG 55, BG 65, BG 85, SH 55, SH 85 27 Specifications EPA / CEPA The Emission Compliance Period referred to on...
Instruction Manual
Page 31
... You are responsible for your small off -road equipment engine owner, you should be replaced by STIHL Incorporated STIHL Incorporated warrants to a STIHL service center as soon as BG 55, BG 65, BG 85, SH 55, SH 85 29 English If you have signed and sent back the warranty card to abuse, neglect, ... be designed, built and equipped, at the time of "repair or replace as the carburetor and the ignition system. Box 2015, Virginia Beach, VA 23450-2015 www.stihlusa.com Coverage by STIHL Incorporated at no cost to you warranty coverage if your failure to ensure the performance of...
... You are responsible for your small off -road equipment engine owner, you should be replaced by STIHL Incorporated STIHL Incorporated warrants to a STIHL service center as soon as BG 55, BG 65, BG 85, SH 55, SH 85 29 English If you have signed and sent back the warranty card to abuse, neglect, ... be designed, built and equipped, at the time of "repair or replace as the carburetor and the ignition system. Box 2015, Virginia Beach, VA 23450-2015 www.stihlusa.com Coverage by STIHL Incorporated at no cost to you warranty coverage if your failure to ensure the performance of...
Instruction Manual
Page 32
Emission test may be performed either at STIHL Incorporated or at and after the first scheduled replacement point. 30 BG 55, BG 65, BG 85, SH 55, SH 85 Carburetor (if applicable) - Control Linkages - Intake Manifold - Fly Wheel - Catalytic Converter (if applicable) - Fasteners ...N repair or replacement required because of misuse, neglect or lack of required maintenance, N repairs improperly performed or replacements not conforming to STIHL Incorporated specifications that part. Fuel Pump - Injection Pump (if applicable) - Throttle Housing (if applicable) - Any such work will be...
Emission test may be performed either at STIHL Incorporated or at and after the first scheduled replacement point. 30 BG 55, BG 65, BG 85, SH 55, SH 85 Carburetor (if applicable) - Control Linkages - Intake Manifold - Fly Wheel - Catalytic Converter (if applicable) - Fasteners ...N repair or replacement required because of misuse, neglect or lack of required maintenance, N repairs improperly performed or replacements not conforming to STIHL Incorporated specifications that part. Fuel Pump - Injection Pump (if applicable) - Throttle Housing (if applicable) - Any such work will be...
Instruction Manual
Page 33
... repairs should however be designed, built, and equipped to meet all applicable emission regulations. BG 55, BG 65, BG 85, SH 55, SH 85 31 STIHL Incorporated recommends that are not exempted by STIHL Incorporated at the time of sale, to meet the State's stringent anti-smog standards. If you...may not be grounds for the lack of receipts or your 2014 and later small off -road equipment engine to a STIHL servicing dealer as soon as the carburetor or fuel-injection system, the ignition system, and catalytic converter. You are responsible for two years in a reasonable amount...
... repairs should however be designed, built, and equipped to meet all applicable emission regulations. BG 55, BG 65, BG 85, SH 55, SH 85 31 STIHL Incorporated recommends that are not exempted by STIHL Incorporated at the time of sale, to meet the State's stringent anti-smog standards. If you...may not be grounds for the lack of receipts or your 2014 and later small off -road equipment engine to a STIHL servicing dealer as soon as the carburetor or fuel-injection system, the ignition system, and catalytic converter. You are responsible for two years in a reasonable amount...
Instruction Manual
Page 34
...centers that has a factory installed, 32 BG 55, BG 65, BG 85, SH 55, SH 85 That notwithstanding, any warranted part under warranty. Warranty Work STIHL Incorporated shall remedy warranty defects at no charge to any authorized STIHL servicing dealer or warranty station. Repair or ...of the period prior to the first scheduled replacement point for the remaining warranty period. 3. Emission Warranty Parts List Air Filter, Carburetor (if applicable), Fuel Pump, Choke (Cold Start Enrichment System) (if applicable), Control Linkages, Intake Manifold, Magneto or Electronic Ignition...
...centers that has a factory installed, 32 BG 55, BG 65, BG 85, SH 55, SH 85 That notwithstanding, any warranted part under warranty. Warranty Work STIHL Incorporated shall remedy warranty defects at no charge to any authorized STIHL servicing dealer or warranty station. Repair or ...of the period prior to the first scheduled replacement point for the remaining warranty period. 3. Emission Warranty Parts List Air Filter, Carburetor (if applicable), Fuel Pump, Choke (Cold Start Enrichment System) (if applicable), Control Linkages, Intake Manifold, Magneto or Electronic Ignition...