Product Instruction Manual
Page 2
Printed in Muffler 20 Checking the Spark Plug 20 Lubricating the Gearbox 21 Rewind Starter 22 Storing the Machine 22 Sharpening Instructions 22 Inspections and Maintenance by Dealer 23 Maintenance Chart 24 Parts and Controls 25 Specifications 27 Special Accessories 27 Maintenance and Repairs 28 STIHL Incorporated Federal Emission Control Warranty Statement 29 STIHL Incorporated California Exhaust and Evaporative Emissions Control Warranty Statement 31 Trademarks 33 STIHl HS 86 R, HS 86 T English / USA Allow only...
Printed in Muffler 20 Checking the Spark Plug 20 Lubricating the Gearbox 21 Rewind Starter 22 Storing the Machine 22 Sharpening Instructions 22 Inspections and Maintenance by Dealer 23 Maintenance Chart 24 Parts and Controls 25 Specifications 27 Special Accessories 27 Maintenance and Repairs 28 STIHL Incorporated Federal Emission Control Warranty Statement 29 STIHL Incorporated California Exhaust and Evaporative Emissions Control Warranty Statement 31 Trademarks 33 STIHl HS 86 R, HS 86 T English / USA Allow only...
Product Instruction Manual
Page 3
... contain item numbers that require your machine differ from those described in this manual may not be covered in this manual. Therefore some changes, modifications and improvements may contain paragraphs that appear in the illustration. The operating and handling instructions are made from your STIHL dealer for using the machine, but may be available as special accessories from time to time. Symbols...
... contain item numbers that require your machine differ from those described in this manual may not be covered in this manual. Therefore some changes, modifications and improvements may contain paragraphs that appear in the illustration. The operating and handling instructions are made from your STIHL dealer for using the machine, but may be available as special accessories from time to time. Symbols...
Product Instruction Manual
Page 7
... from the fueling spot before transporting the power tool over long distances. Screw cap !Warning! Use extreme caution when handling gasoline or fuel mix. Never remove the fuel filler cap while the engine is an extremely flammable fuel. Check for fueling and move at a 90° angle. Different models may escape from an improperly tightened fuel cap, correctly position and tighten the fuel cap in the tank to cool before starting the engine. In order...
... from the fueling spot before transporting the power tool over long distances. Screw cap !Warning! Use extreme caution when handling gasoline or fuel mix. Never remove the fuel filler cap while the engine is an extremely flammable fuel. Check for fueling and move at a 90° angle. Different models may escape from an improperly tightened fuel cap, correctly position and tighten the fuel cap in the tank to cool before starting the engine. In order...
Product Instruction Manual
Page 8
... the power tool on the spark plug - The throttle trigger (if applicable) must be fast enough for you always spray the cutter blades with STIHL resin solvent before using the power tool. Never attempt to the idle position. Check that could ignite combustible fumes and cause a fire. a loose boot may damage the starter mechanism. it properly. Inspect for loose parts (nuts, screws, etc.) and for proper condition and operation before starting -throttle, engine speed...
... the power tool on the spark plug - The throttle trigger (if applicable) must be fast enough for you always spray the cutter blades with STIHL resin solvent before using the power tool. Never attempt to the idle position. Check that could ignite combustible fumes and cause a fire. a loose boot may damage the starter mechanism. it properly. Inspect for loose parts (nuts, screws, etc.) and for proper condition and operation before starting -throttle, engine speed...
Product Instruction Manual
Page 9
... Operation Holding and controlling the power tool Always hold the machine above shoulder height. 8 HS 86 R, HS 86 T Be extremely cautious when working . Operate the machine so that the cutting blades are working on slopes or uneven ground. !Warning To reduce the risk of injury from your power tool and make proper adjustments and repairs. Special care must be taken in slippery conditions (wet ground, snow...
... Operation Holding and controlling the power tool Always hold the machine above shoulder height. 8 HS 86 R, HS 86 T Be extremely cautious when working . Operate the machine so that the cutting blades are working on slopes or uneven ground. !Warning To reduce the risk of injury from your power tool and make proper adjustments and repairs. Special care must be taken in slippery conditions (wet ground, snow...
Product Instruction Manual
Page 10
... a smaller particle size, may be substantially controlled, i.e., kept at or near the ambient (background) level, the operator and any dust raised by NIOSH/ MSHA for the type of serious or fatal injury/illness from the operator. carbon monoxide) may cause respiratory or other airborne contaminants, in a well ventilated area. Before you start your power tool using the starting throttle lock, as operating the unit...
... a smaller particle size, may be substantially controlled, i.e., kept at or near the ambient (background) level, the operator and any dust raised by NIOSH/ MSHA for the type of serious or fatal injury/illness from the operator. carbon monoxide) may cause respiratory or other airborne contaminants, in a well ventilated area. Before you start your power tool using the starting throttle lock, as operating the unit...
Product Instruction Manual
Page 11
... your muffler serviced and repaired by your muffler. STIHL does not recommend the use any areas of the engine (e.g. Grass, weeds, etc. Check condition and tightness, look for a while after stopping the engine. Start and run the engine briefly so that you cannot see. should be cleaned off the engine and make sure that no sand, grit or stones get between the cutter blades. Replace damaged or dull cutting tools...
... your muffler serviced and repaired by your muffler. STIHL does not recommend the use any areas of the engine (e.g. Grass, weeds, etc. Check condition and tightness, look for a while after stopping the engine. Start and run the engine briefly so that you cannot see. should be cleaned off the engine and make sure that no sand, grit or stones get between the cutter blades. Replace damaged or dull cutting tools...
Product Instruction Manual
Page 12
.... Use the specified spark plug and make a warranty claim for a component which has not been serviced or maintained properly or if nonapproved replacement parts were used, STIHL may deny coverage. !Warning! Before storing for maintenance and repair. Do not attempt any maintenance or repair work performed by your instruction manual. Never repair damaged cutting attachments by any maintenance or repair work or cleaning the power tool. Store the power tool in a dry and high or locked location out...
.... Use the specified spark plug and make a warranty claim for a component which has not been serviced or maintained properly or if nonapproved replacement parts were used, STIHL may deny coverage. !Warning! Before storing for maintenance and repair. Do not attempt any maintenance or repair work performed by your instruction manual. Never repair damaged cutting attachments by any maintenance or repair work or cleaning the power tool. Store the power tool in a dry and high or locked location out...
Product Instruction Manual
Page 14
... hedge trimmer horizontally. Cuttings can be kept tightly closed in both water cooled and air cooled engines (e.g., outboard motors, snowmobiles, chainsaws, mopeds, etc.). Fuel with the aid of the catcher plate on unleaded gasoline and the STIHL twostroke engine oil at the pump, first remove the canister from your area is specially formulated for use in order to avoid any moisture getting into the mixture. Fuel...
... hedge trimmer horizontally. Cuttings can be kept tightly closed in both water cooled and air cooled engines (e.g., outboard motors, snowmobiles, chainsaws, mopeds, etc.). Fuel with the aid of the catcher plate on unleaded gasoline and the STIHL twostroke engine oil at the pump, first remove the canister from your area is specially formulated for use in order to avoid any moisture getting into the mixture. Fuel...
Product Instruction Manual
Page 17
... is still cold. : Press the fuel pump bulb at least five times, even if it slowly into the housing so that the starter rope can rewind properly. As soon as engine runs: : Allow engine to run in starting throttle position for about 10 seconds. : Then open the throttle wide, the slide control moves to the run position # and the engine settles down to idle speed. The cutting blades must be clear of the...
... is still cold. : Press the fuel pump bulb at least five times, even if it slowly into the housing so that the starter rope can rewind properly. As soon as engine runs: : Allow engine to run in starting throttle position for about 10 seconds. : Then open the throttle wide, the slide control moves to the run position # and the engine settles down to idle speed. The cutting blades must be clear of the...
Product Instruction Manual
Page 19
... muffler and clean or replace if necessary - carburation, ignition, timing and valve or port timing) without the addition of the fundamental engine parameters and components (e.g. see „Spark Arresting Screen in the filter housing. 443BA035 KN Exhaust emissions are controlled by the design of any major hardware. This setting provides an optimum fuel-air mixture under most operating conditions. English / USA Motor Management Adjusting the Carburetor 3 : Remove and check the paper filter element (3) - Standard Setting...
... muffler and clean or replace if necessary - carburation, ignition, timing and valve or port timing) without the addition of the fundamental engine parameters and components (e.g. see „Spark Arresting Screen in the filter housing. 443BA035 KN Exhaust emissions are controlled by the design of any major hardware. This setting provides an optimum fuel-air mixture under most operating conditions. English / USA Motor Management Adjusting the Carburetor 3 : Remove and check the paper filter element (3) - Standard Setting...
Product Instruction Manual
Page 22
... operation: : Remove the screw plug (1) from the gear housing. : Screw the tube of grease (2) into the gearbox. : Refit the screw plug and tighten it must be attached.) A loose connection between spark plug boot and ignition wire connector in fuel mix. : Dirty air filter. : Unfavorable running conditions, e.g. Always press spark plug boot (2) snugly onto spark plug terminal (1) of the tube to the next division on power, difficult to lubricate the blade drive gear. If engine is down firmly. operating at idling speed, first check...
... operation: : Remove the screw plug (1) from the gear housing. : Screw the tube of grease (2) into the gearbox. : Refit the screw plug and tighten it must be attached.) A loose connection between spark plug boot and ignition wire connector in fuel mix. : Dirty air filter. : Unfavorable running conditions, e.g. Always press spark plug boot (2) snugly onto spark plug terminal (1) of the tube to the next division on power, difficult to lubricate the blade drive gear. If engine is down firmly. operating at idling speed, first check...
Product Instruction Manual
Page 23
.... : After sharpening, clean filing or grinding dust off the cutting blades and spray with STIHL resin solvent. Have a damaged starter rope replaced in a dry, high or locked location - It is best to use a flat crosscut sharpening file. See also chapter "Starting / Stopping the Engine"! this work performed by a STIHL servicing dealer. The blades must be resharpened if cutting performance and behavior begin to the cylinder fins and air filter. : Store the...
.... : After sharpening, clean filing or grinding dust off the cutting blades and spray with STIHL resin solvent. Have a damaged starter rope replaced in a dry, high or locked location - It is best to use a flat crosscut sharpening file. See also chapter "Starting / Stopping the Engine"! this work performed by a STIHL servicing dealer. The blades must be resharpened if cutting performance and behavior begin to the cylinder fins and air filter. : Store the...
Product Instruction Manual
Page 25
... Air filter (felt) Clean Replace Air filter (paper) Filter in fuel tank Clean Replace Have checked by dealer1) Have replaced by dealer1) Fuel tank Clean Carburetor Check idle setting Readjust idle X X Spark plug Readjust electrode gap Replace after 100 hours of operation Visual inspectiong X Cooling inlet Clean Spark arresting screen2) in muffler Have checked by dealer1) Have cleaned or replaced by dealer1) All accessible screws and nuts (not adjusting screws) Retighten AV elements (springs) Visual inspection X Have replaced by dealer1) Clean X Cutting blade Sharpen...
... Air filter (felt) Clean Replace Air filter (paper) Filter in fuel tank Clean Replace Have checked by dealer1) Have replaced by dealer1) Fuel tank Clean Carburetor Check idle setting Readjust idle X X Spark plug Readjust electrode gap Replace after 100 hours of operation Visual inspectiong X Cooling inlet Clean Spark arresting screen2) in muffler Have checked by dealer1) Have cleaned or replaced by dealer1) All accessible screws and nuts (not adjusting screws) Retighten AV elements (springs) Visual inspection X Have replaced by dealer1) Clean X Cutting blade Sharpen...
Product Instruction Manual
Page 27
... trigger. Fuel tank For gasoline and oil mixture. 12. Polymer housing which covers the air filter. 3. Handle bar for a cold start the engine. 2. For tuning carburetor. 6. Choke lever Eases engine starting throttle and stop switch. 9. Controls the speed of hedge trimmer. 16. Muffler Reduces engine exhaust noise and directs the exhaust gases. 13. Cutting blade scabbard Covers cutting blades when hedge trimmer is the device to start . 4. For closing the fuel tank. 11. Housing, which encloses the power unit. 14. Starter grip. Trigger interlock. Fuel pump...
... trigger. Fuel tank For gasoline and oil mixture. 12. Polymer housing which covers the air filter. 3. Handle bar for a cold start the engine. 2. For tuning carburetor. 6. Choke lever Eases engine starting throttle and stop switch. 9. Controls the speed of hedge trimmer. 16. Muffler Reduces engine exhaust noise and directs the exhaust gases. 13. Cutting blade scabbard Covers cutting blades when hedge trimmer is the device to start . 4. For closing the fuel tank. 11. Housing, which encloses the power unit. 14. Starter grip. Trigger interlock. Fuel pump...
Product Instruction Manual
Page 30
.... HS 86 R, HS 86 T 29 The equipment engine must be free from defects in non-warranty maintenance or repairs, and shall not reduce the warranty obligations of time, not to conform with U.S. Your emission control system includes parts such as a problem exists. new 1997 and later model year small off-road equipment engines must be designed, built and equipped, at no abuse, neglect or improper maintenance of charge. Owner's Warranty Responsibilities...
.... HS 86 R, HS 86 T 29 The equipment engine must be free from defects in non-warranty maintenance or repairs, and shall not reduce the warranty obligations of time, not to conform with U.S. Your emission control system includes parts such as a problem exists. new 1997 and later model year small off-road equipment engines must be designed, built and equipped, at no abuse, neglect or improper maintenance of charge. Owner's Warranty Responsibilities...
Product Instruction Manual
Page 31
... owner. Limitations This Emission Control Systems Warranty shall not cover any of required maintenance, : repairs improperly performed or replacements not conforming to other services and adjustments necessary for Warranty Service Bring the product to the owner. Diagnosis You, as non-defective, STIHL Incorporated will be charged for the cost of the recommended 2-stroke fuel-oil mixture (see also instruction "Fuel"). English / USA If any emission related part on your engine...
... owner. Limitations This Emission Control Systems Warranty shall not cover any of required maintenance, : repairs improperly performed or replacements not conforming to other services and adjustments necessary for Warranty Service Bring the product to the owner. Diagnosis You, as non-defective, STIHL Incorporated will be charged for the cost of the recommended 2-stroke fuel-oil mixture (see also instruction "Fuel"). English / USA If any emission related part on your engine...
Product Instruction Manual
Page 32
... time, not to meet all receipts covering maintenance on your small offroad equipment engine, but STIHL Incorporated cannot deny warranty solely for performance of the required maintenance listed in your small off-road equipment engine 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 (Ignition module), Spark Plug, Catalytic Converter (if applicable), Fuel Tank, Fuel Cap, Fuel Line, Fuel Line Fittings, Clamps, Fasteners. Owner's Warranty...
... time, not to meet all receipts covering maintenance on your small offroad equipment engine, but STIHL Incorporated cannot deny warranty solely for performance of the required maintenance listed in your small off-road equipment engine 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 (Ignition module), Spark Plug, Catalytic Converter (if applicable), Fuel Tank, Fuel Cap, Fuel Line, Fuel Line Fittings, Clamps, Fasteners. Owner's Warranty...
Product Instruction Manual
Page 33
... the warranty period defined in the written instructions required by the Emission Warranty Parts List (see above . The use of any authorized STIHL servicing dealer or warranty station. English / USA Defects Warranty Period The warranty periods will begin on or modified part. If the part fails prior to Subsection (4) below ) must not be performed at a warranty station at any warranted part under warranty. 32 HS 86 R, HS 86 T Repair or replacement of...
... the warranty period defined in the written instructions required by the Emission Warranty Parts List (see above . The use of any authorized STIHL servicing dealer or warranty station. English / USA Defects Warranty Period The warranty periods will begin on or modified part. If the part fails prior to Subsection (4) below ) must not be performed at a warranty station at any warranted part under warranty. 32 HS 86 R, HS 86 T Repair or replacement of...
Product Instruction Manual
Page 34
..., and that has a factory installed, and properly operating, adjustment limiting device is still eligible for warranty coverage. Trademarks English / USA Emission Warranty Parts List Air filter, 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 servicing dealer and present the signed STIHL product registration card, or the...
..., and that has a factory installed, and properly operating, adjustment limiting device is still eligible for warranty coverage. Trademarks English / USA Emission Warranty Parts List Air filter, 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 servicing dealer and present the signed STIHL product registration card, or the...