Instruction Manual
Page 2
... / Stopping the Engine 35 Operating Instructions 38 Cleaning the Air Filter 38 Motor Management 39 Adjusting the Carburetor 39 Spark Arresting Screen in USA STIHl FS 80, FS 80 R, FS 85, FS 85 R 1 To receive maximum performance and satisfaction from your STIHL trimmer/ brushcutter, it is equipped with the proper deflector, handle and harness for information and assistance. ©...
... / Stopping the Engine 35 Operating Instructions 38 Cleaning the Air Filter 38 Motor Management 39 Adjusting the Carburetor 39 Spark Arresting Screen in USA STIHl FS 80, FS 80 R, FS 85, FS 85 R 1 To receive maximum performance and satisfaction from your STIHL trimmer/ brushcutter, it is equipped with the proper deflector, handle and harness for information and assistance. ©...
Instruction Manual
Page 20
Never repair damaged cutting attachments by welding, straightening or modifying the shape. Keep blades sharp. Tighten all nuts, bolts and screws, except the carburetor adjustment screws, after each use. Store the power tool in the instruction manual. Before storing for longer than a few days, always empty the fuel tank. See chapter "Storing the Machine" in a dry and high or locked location out of reach of the cutting attachment to come off and result in serious or fatal injuries. This may cause parts of children. FS 80, FS 80 R, FS 85, FS 85 R English / USA 19 !Warning!
Never repair damaged cutting attachments by welding, straightening or modifying the shape. Keep blades sharp. Tighten all nuts, bolts and screws, except the carburetor adjustment screws, after each use. Store the power tool in the instruction manual. Before storing for longer than a few days, always empty the fuel tank. See chapter "Storing the Machine" in a dry and high or locked location out of reach of the cutting attachment to come off and result in serious or fatal injuries. This may cause parts of children. FS 80, FS 80 R, FS 85, FS 85 R English / USA 19 !Warning!
Instruction Manual
Page 32
... The chemical composition of 50:1. Some fuel additives not only detrimentally affect elastomers (carburetor diaphragms, oil seals, fuel lines, etc.), but magnesium castings and catalytic converters ...rating may increase engine temperatures. This engine is certified to operate on unleaded gasoline and the STIHL twostroke engine oil at the pump, first remove the canister from your area is lower, ...When filling at a mix ratio of the fuel is too loose, fit a new one. FS 80, FS 80 R, FS 85, FS 85 R 31 If the mounting nut is also important. Your engine requires a mixture of piston...
... The chemical composition of 50:1. Some fuel additives not only detrimentally affect elastomers (carburetor diaphragms, oil seals, fuel lines, etc.), but magnesium castings and catalytic converters ...rating may increase engine temperatures. This engine is certified to operate on unleaded gasoline and the STIHL twostroke engine oil at the pump, first remove the canister from your area is lower, ...When filling at a mix ratio of the fuel is too loose, fit a new one. FS 80, FS 80 R, FS 85, FS 85 R 31 If the mounting nut is also important. Your engine requires a mixture of piston...
Instruction Manual
Page 33
... hand. Gasoline Oil (STIHL 50:1 or equivalent high-quality oils) US gal. 1 2 1/2 5 US fl.oz 2.6 6.4 12.8 Dispose of storage. English / USA Fueling Fuel mix ages Only mix sufficient fuel for a long period, drain and clean the fuel tank and run engine until carburetor is dry. 389BA031 KN 389BA032 KN 32 FS 80, FS 80 R, FS 85, FS 85 R
... hand. Gasoline Oil (STIHL 50:1 or equivalent high-quality oils) US gal. 1 2 1/2 5 US fl.oz 2.6 6.4 12.8 Dispose of storage. English / USA Fueling Fuel mix ages Only mix sufficient fuel for a long period, drain and clean the fuel tank and run engine until carburetor is dry. 389BA031 KN 389BA032 KN 32 FS 80, FS 80 R, FS 85, FS 85 R
Instruction Manual
Page 38
...: Push the slide control in direction of throttle cable - Throttle cable adjustment : Check adjustment of arrow on "Adjusting the Throttle Cable". Make sure the carburetor is idling. even if engine is cold. : Now start : 10 : Move the slide control to STOP-O. : Pull off the spark plug boot (...the engine is correctly adjusted - If the engine still does not start the engine. Your machine is filled with the starter to STOP-O. FS 80, FS 80 R, FS 85, FS 85 R 37 If the engine does not start the engine. Tank run position # and the engine settles down to 20 pulls may ...
...: Push the slide control in direction of throttle cable - Throttle cable adjustment : Check adjustment of arrow on "Adjusting the Throttle Cable". Make sure the carburetor is idling. even if engine is cold. : Now start : 10 : Move the slide control to STOP-O. : Pull off the spark plug boot (...the engine is correctly adjusted - If the engine still does not start the engine. Your machine is filled with the starter to STOP-O. FS 80, FS 80 R, FS 85, FS 85 R 37 If the engine does not start the engine. Tank run position # and the engine settles down to 20 pulls may ...
Instruction Manual
Page 39
...-in the engine can knock it out on the palm of your hand or blow it snaps into position. 355BA031 KN 38 FS 80, FS 80 R, FS 85, FS 85 R This protects enginemounted components (ignition, carburetor) from around the filter. : Remove the foam and felt filter elements. 355BA014 KN 2 3 4 5 355BA032 KN : Wash the foam element in the...
...-in the engine can knock it out on the palm of your hand or blow it snaps into position. 355BA031 KN 38 FS 80, FS 80 R, FS 85, FS 85 R This protects enginemounted components (ignition, carburetor) from around the filter. : Remove the foam and felt filter elements. 355BA014 KN 2 3 4 5 355BA032 KN : Wash the foam element in the...
Instruction Manual
Page 40
...air mixture under most operating conditions. With this carburetor it one turn ) as far as stop. : Carefully screw the low speed screw (L) down onto its seat. FS 80, FS 80 R, FS 85, FS 85 R 39 Motor Management Adjusting the Carburetor English / USA Exhaust emissions are controlled by the... design of any major hardware. HL 3/4 1 LA The carburetor comes from the factory with the idle speed screw (...
...air mixture under most operating conditions. With this carburetor it one turn ) as far as stop. : Carefully screw the low speed screw (L) down onto its seat. FS 80, FS 80 R, FS 85, FS 85 R 39 Motor Management Adjusting the Carburetor English / USA Exhaust emissions are controlled by the... design of any major hardware. HL 3/4 1 LA The carburetor comes from the factory with the idle speed screw (...
Instruction Manual
Page 46
...about 5 times, have work done by STIHL dealer. : Resharpen frequently, take away as little material as necessary. 393BA045 KN : Push the upper mounting boss (2) under the shroud (4) - this helps prevent carburetor diaphragms sticking together. : Remove, clean ... - To avoid out-of more serious wear or nicks: Resharpen with local environmental requirements. : Run engine until carburetor is dry - pay special attention to sharpen cutting tools. In case of -balance : After resharpening about 3 ... the lower part of the file are usually enough. FS 80, FS 80 R, FS 85, FS 85 R 45
...about 5 times, have work done by STIHL dealer. : Resharpen frequently, take away as little material as necessary. 393BA045 KN : Push the upper mounting boss (2) under the shroud (4) - this helps prevent carburetor diaphragms sticking together. : Remove, clean ... - To avoid out-of more serious wear or nicks: Resharpen with local environmental requirements. : Run engine until carburetor is dry - pay special attention to sharpen cutting tools. In case of -balance : After resharpening about 3 ... the lower part of the file are usually enough. FS 80, FS 80 R, FS 85, FS 85 R 45
Instruction Manual
Page 48
...every 12 months if problem if damaged as required English / USA X X X X X X X X X X X X X X X X X X FS 80, FS 80 R, FS 85, FS 85 R 47 Complete machine Visual inspection (condition, leaks) X X Clean X Control handle Check operation X X Air filter Clean Replace Pick up body in muffler... arresting screen* in fuel tank Check Replace Fuel tank Clean Carburetor Check idle adjustment - Maintenance Chart Please note that this work be done by servicing dealer1) 1) STIHL recommends that the following maintenance intervals apply for normal operating conditions...
...every 12 months if problem if damaged as required English / USA X X X X X X X X X X X X X X X X X X FS 80, FS 80 R, FS 85, FS 85 R 47 Complete machine Visual inspection (condition, leaks) X X Clean X Control handle Check operation X X Air filter Clean Replace Pick up body in muffler... arresting screen* in fuel tank Check Replace Fuel tank Clean Carburetor Check idle adjustment - Maintenance Chart Please note that this work be done by servicing dealer1) 1) STIHL recommends that the following maintenance intervals apply for normal operating conditions...
Instruction Manual
Page 50
... Controls Part 1 9 1 8 2 10 3 4 7 5 11 6 15 20 14 13 13 # 16 12 17 19 20 18 14 9 10 8 393BA043 KN English / USA 1 Fuel pump 2 Choke lever 3 Carburetor adjusting screws 4 Starter grip 5 Fuel filler cap 6 Fuel tank 7 Muffler (with spark arresting screen*) 8 Throttle trigger 9 Slide control 10 Throttle trigger interlock 11 Bike handle... boot 16 Air filter cover 17 Machine support 18 Barrier bar, not in all versions, market-specific 19 Loop handle 20 Drive tube # Serial number FS 80, FS 80 R, FS 85, FS 85 R 49
... Controls Part 1 9 1 8 2 10 3 4 7 5 11 6 15 20 14 13 13 # 16 12 17 19 20 18 14 9 10 8 393BA043 KN English / USA 1 Fuel pump 2 Choke lever 3 Carburetor adjusting screws 4 Starter grip 5 Fuel filler cap 6 Fuel tank 7 Muffler (with spark arresting screen*) 8 Throttle trigger 9 Slide control 10 Throttle trigger interlock 11 Bike handle... boot 16 Air filter cover 17 Machine support 18 Barrier bar, not in all versions, market-specific 19 Loop handle 20 Drive tube # Serial number FS 80, FS 80 R, FS 85, FS 85 R 49
Instruction Manual
Page 51
... For tuning the carburetor. 4. Muffler (with skirt (for all cutting tools) 5 Skirt 6 Metal mowing tool 002BA114 KN 50 FS 80, FS 80 R, FS 85, FS 85 R Drive Tube Encloses and protects drive shaft between cutting tool and feet and legs of operator. 19. Spark Plug Boot Connects the spark plug ...
... For tuning the carburetor. 4. Muffler (with skirt (for all cutting tools) 5 Skirt 6 Metal mowing tool 002BA114 KN 50 FS 80, FS 80 R, FS 85, FS 85 R Drive Tube Encloses and protects drive shaft between cutting tool and feet and legs of operator. 19. Spark Plug Boot Connects the spark plug ...
Instruction Manual
Page 53
... in (9.5 mm) long Fuel System Carburetor: All position diaphragm carburetor with integral fuel pump Air filter: Foam and felt elements Fuel tank capacity: 0.93 US.pt (0.44 l) Fuel mix: See "Fuel" Rewind Starter Starter rope: 0.11 in (910 mm) long Weight without cutting tool and deflector FS 80 R 1) FS 80 2) FS 85 R 1) FS 85 2) FS 85 RX 1) 10.8 lb...
... in (9.5 mm) long Fuel System Carburetor: All position diaphragm carburetor with integral fuel pump Air filter: Foam and felt elements Fuel tank capacity: 0.93 US.pt (0.44 l) Fuel mix: See "Fuel" Rewind Starter Starter rope: 0.11 in (910 mm) long Weight without cutting tool and deflector FS 80 R 1) FS 80 2) FS 85 R 1) FS 85 2) FS 85 RX 1) 10.8 lb...
Instruction Manual
Page 55
...off-road equipment engine or a part has failed due to STIHL. 54 FS 80, FS 80 R, FS 85, FS 85 R EPA regulations for presenting your small off -road engine for your warranty rights and responsibilities, please contact a STIHL customer service representative at the time of charge. If you ...of the engine manufacturer. If any questions regarding your failure to ensure the performance of time, not to a STIHL service center as soon as the carburetor and the ignition system. Warranty Period The warranty period will repair your small off -road equipment engine owner, you...
...off-road equipment engine or a part has failed due to STIHL. 54 FS 80, FS 80 R, FS 85, FS 85 R EPA regulations for presenting your small off -road engine for your warranty rights and responsibilities, please contact a STIHL customer service representative at the time of charge. If you ...of the engine manufacturer. If any questions regarding your failure to ensure the performance of time, not to a STIHL service center as soon as the carburetor and the ignition system. Warranty Period The warranty period will repair your small off -road equipment engine owner, you...
Instruction Manual
Page 56
... for the warranty period. Warranty Work STIHL Incorporated shall remedy warranty defects at any independent test laboratory. FS 80, FS 80 R, FS 85, FS 85 R 55 Any warranted part which is not scheduled for Warranty Service Bring the product to STIHL Incorporated specifications that a warranted part is... Emission Control Systems Warranty shall not cover any of the following list specifically defines the emission-related warranted parts: Carburetor Choke (Cold start enrichment system) Intake manifold Air filter Spark plug Magneto or electronic ignition system (ignition module)...
... for the warranty period. Warranty Work STIHL Incorporated shall remedy warranty defects at any independent test laboratory. FS 80, FS 80 R, FS 85, FS 85 R 55 Any warranted part which is not scheduled for Warranty Service Bring the product to STIHL Incorporated specifications that a warranted part is... Emission Control Systems Warranty shall not cover any of the following list specifically defines the emission-related warranted parts: Carburetor Choke (Cold start enrichment system) Intake manifold Air filter Spark plug Magneto or electronic ignition system (ignition module)...
Instruction Manual
Page 57
...engine is free from defects in materials and workmanship which cause the engine to fail to conform to a STIHL servicing dealer as soon as : Air filter, Carburetor, Purger, Choke (Cold Start Enrichment System), Control Linkages, Intake Manifold, Magneto or Electronic Ignition System ... small off -road equipment engine to applicable emission regulations for a period of two years. 56 FS 80, FS 80 R, FS 85, FS 85 R English / USA For California only: STIHL Incorporated California Exhaust and Evaporative Emissions Control Warranty Statement Your Warranty Rights and Obligations The California Air...
...engine is free from defects in materials and workmanship which cause the engine to fail to conform to a STIHL servicing dealer as soon as : Air filter, Carburetor, Purger, Choke (Cold Start Enrichment System), Control Linkages, Intake Manifold, Magneto or Electronic Ignition System ... small off -road equipment engine to applicable emission regulations for a period of two years. 56 FS 80, FS 80 R, FS 85, FS 85 R English / USA For California only: STIHL Incorporated California Exhaust and Evaporative Emissions Control Warranty Statement Your Warranty Rights and Obligations The California Air...
Instruction Manual
Page 59
...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 Where to any authorized STIHL... Micro™ Pro Mark™ Quad Power™ Quiet Line™ STIHL Arctic™ STIHL Compact™ STIHL HomeScaper Series™ STIHL Interchangeable Attachment Series™ 58 FS 80, FS 80 R, FS 85, FS 85 R Registrations #2,821,860; #3,010,057; That notwithstanding, any warranted...
...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 Where to any authorized STIHL... Micro™ Pro Mark™ Quad Power™ Quiet Line™ STIHL Arctic™ STIHL Compact™ STIHL HomeScaper Series™ STIHL Interchangeable Attachment Series™ 58 FS 80, FS 80 R, FS 85, FS 85 R Registrations #2,821,860; #3,010,057; That notwithstanding, any warranted...