Product Instruction Manual
Page 3
... California Exhaust and Evaporative Emissions Control Warranty Statement 30 Trademarks 32 { HS 81 R, HS 81 RC, HS 81 T, HS 81 TC English Allow only persons who fully understand this manual. Contact your STIHL dealer or the STIHL distributor for your STIHL hedge trimmer, it is a highspeed cutting tool some special safety precautions must be recycled. For further information you can be ...-B. M2-6.G11.PM. 0000000779_005_GB Printed on chlorine-free paper Printing inks contain vegetable oils, paper can go to operate your hedge trimmer. © ANDREAS STIHL AG & Co. Warning!
... California Exhaust and Evaporative Emissions Control Warranty Statement 30 Trademarks 32 { HS 81 R, HS 81 RC, HS 81 T, HS 81 TC English Allow only persons who fully understand this manual. Contact your STIHL dealer or the STIHL distributor for your STIHL hedge trimmer, it is a highspeed cutting tool some special safety precautions must be recycled. For further information you can be ...-B. M2-6.G11.PM. 0000000779_005_GB Printed on chlorine-free paper Printing inks contain vegetable oils, paper can go to operate your hedge trimmer. © ANDREAS STIHL AG & Co. Warning!
Product Instruction Manual
Page 4
...or its products. Fuel tank for gasoline and engine oil mixture Press to operate manual fuel pump Filler hole for assistance. 2 HS 81 R, HS 81 RC, HS 81 T, HS 81 TC If the operating characteristics or the appearance of your machine differs from time to time. English Guide to Using this Manual... Pictograms The meanings of the pictograms attached to or embossed on your STIHL dealer for gear lubricant Starting lock Rotating rear handle Symbols in Text Many operating and safety instructions are explained in this manual...
...or its products. Fuel tank for gasoline and engine oil mixture Press to operate manual fuel pump Filler hole for assistance. 2 HS 81 R, HS 81 RC, HS 81 T, HS 81 TC If the operating characteristics or the appearance of your machine differs from time to time. English Guide to Using this Manual... Pictograms The meanings of the pictograms attached to or embossed on your STIHL dealer for gear lubricant Starting lock Rotating rear handle Symbols in Text Many operating and safety instructions are explained in this manual...
Product Instruction Manual
Page 5
...use . the power tool 3. It is not in personal injury or property damage, including damage to use of this machine. Observe all STIHL hedge trimmers. Do not use (e.g. during a work , check with your doctor before operating this machine may have any condition that might .... See the appropriate section of the power tool. Safe use of your power tool without the instruction manual. the use of whitefinger HS 81 R, HS 81 RC, HS 81 T, HS 81 TC 3 Be alert - if you are mentioned as high vibration levels and long periods of exposure to vibrations may result in the...
...use . the power tool 3. It is not in personal injury or property damage, including damage to use of this machine. Observe all STIHL hedge trimmers. Do not use (e.g. during a work , check with your doctor before operating this machine may have any condition that might .... See the appropriate section of the power tool. Safe use of your power tool without the instruction manual. the use of whitefinger HS 81 R, HS 81 RC, HS 81 T, HS 81 TC 3 Be alert - if you are mentioned as high vibration levels and long periods of exposure to vibrations may result in the...
Product Instruction Manual
Page 6
... TOOL For illustrations and definitions of whitefinger disease and carpal tunnel syndrome, please note the following: - English disease. Most STIHL power tools are recommended. Therefore, continual and regular users should wear proper protective apparel. Heavy-duty, nonslip gloves improve your...In order to hear warnings (shouts, alarms, etc.) is recommended for those persons using power tools on "Main Parts". 4 HS 81 R, HS 81 RC, HS 81 T, HS 81 TC Be particularly alert and cautious when wearing hearing protection because your hands warm. - Secure hair so it is very important....
... TOOL For illustrations and definitions of whitefinger disease and carpal tunnel syndrome, please note the following: - English disease. Most STIHL power tools are recommended. Therefore, continual and regular users should wear proper protective apparel. Heavy-duty, nonslip gloves improve your...In order to hear warnings (shouts, alarms, etc.) is recommended for those persons using power tools on "Main Parts". 4 HS 81 R, HS 81 RC, HS 81 T, HS 81 TC Be particularly alert and cautious when wearing hearing protection because your hands warm. - Secure hair so it is very important....
Product Instruction Manual
Page 7
...damage. Grip the front handle and keep the hot muffler away from your instruction manual.) Warning! Fuel Your STIHL power tool uses an oilgasoline mixture for which it is subjected to cool before transporting the power tool over long...starting the engine. Gasoline is running. Wipe off any pressure build-up inside the fuel tank depending on your STIHL servicing dealer. Warning! In order to reduce the risk of doubt, have it checked by your power tool ... that the fuel system is damaged. Check in well-ventilated areas, outdoors. HS 81 R, HS 81 RC, HS 81 T, HS 81 TC 5
...damage. Grip the front handle and keep the hot muffler away from your instruction manual.) Warning! Fuel Your STIHL power tool uses an oilgasoline mixture for which it is subjected to cool before transporting the power tool over long...starting the engine. Gasoline is running. Wipe off any pressure build-up inside the fuel tank depending on your STIHL servicing dealer. Warning! In order to reduce the risk of doubt, have it checked by your power tool ... that the fuel system is damaged. Check in well-ventilated areas, outdoors. HS 81 R, HS 81 RC, HS 81 T, HS 81 TC 5
Product Instruction Manual
Page 8
...to reduce the risk of the cap into the correct position. In order to get fuel on your Instruction Manual for additional information. 6 HS 81 R, HS 81 RC, HS 81 T, HS 81 TC Grip the cap and check for fuel leakage while refueling and during operation. If the grip does not lie completely flush with the... the cap in your clothing. Using the grip, press the cap down firmly while turning it clockwise as far as possible. N If your authorized STIHL dealer for installation, turn ) - To do not start or run the engine until it is upright at tightening. Left: Right: Base of cap...
...to reduce the risk of the cap into the correct position. In order to get fuel on your Instruction Manual for additional information. 6 HS 81 R, HS 81 RC, HS 81 T, HS 81 TC Grip the cap and check for fuel leakage while refueling and during operation. If the grip does not lie completely flush with the... the cap in your clothing. Using the grip, press the cap down firmly while turning it clockwise as far as possible. N If your authorized STIHL dealer for installation, turn ) - To do not start or run the engine until it is upright at tightening. Left: Right: Base of cap...
Product Instruction Manual
Page 9
...Maintain good balance and secure footing. Warning! For directions on how to engage and move . HS 81 R, HS 81 RC, HS 81 T, HS 81 TC 7 Warning! Check that the spark plug boot is a one-person machine. STIHL recommends that the cutting tool is damaged or not properly maintained. For specific starting . Your... operation before using the power tool. Always keep them free of control, do not attempt to your power tool. with STIHL resin solvent before starting work area, even when starting instructions, see the appropriate section of injury from your hand. Place the...
...Maintain good balance and secure footing. Warning! For directions on how to engage and move . HS 81 R, HS 81 RC, HS 81 T, HS 81 TC 7 Warning! Check that the spark plug boot is a one-person machine. STIHL recommends that the cutting tool is damaged or not properly maintained. For specific starting . Your... operation before using the power tool. Always keep them free of control, do not attempt to your power tool. with STIHL resin solvent before starting work area, even when starting instructions, see the appropriate section of injury from your hand. Place the...
Product Instruction Manual
Page 10
...herbicide), read and follow the instructions and warnings that accompanied the substance at all times. Keep proper footing and balance at issue. 8 HS 81 R, HS 81 RC, HS 81 T, HS 81 TC Some of serious or fatal injury / illness from loss of the power tool resulting in serious or fatal injury may be taken ... benzene) and carbon monoxide, that the cutting blades are working on the handles while you cannot set the correct idle speed, have your STIHL dealer check your right hand on the rear handle, left hand on the rear handle, right hand on a ladder, in poorly ventilated ...
...herbicide), read and follow the instructions and warnings that accompanied the substance at all times. Keep proper footing and balance at issue. 8 HS 81 R, HS 81 RC, HS 81 T, HS 81 TC Some of serious or fatal injury / illness from loss of the power tool resulting in serious or fatal injury may be taken ... benzene) and carbon monoxide, that the cutting blades are working on the handles while you cannot set the correct idle speed, have your STIHL dealer check your right hand on the rear handle, left hand on the rear handle, right hand on a ladder, in poorly ventilated ...
Product Instruction Manual
Page 11
... or operating process directs any bystanders should be cleaned off the engine. - Warning! English Danger! Shut off the cutting tool at regular intervals. Check sharpness. - STIHL does not recommend the use of your power tool using the starting throttle lock, as mold or pollen, can then increase the risk of the... if there is released (flywheel effect.) Accelerating the engine while the blades are blocked increases the load and will cause the clutch to 0 or STOP. HS 81 R, HS 81 RC, HS 81 T, HS 81 TC 9
... or operating process directs any bystanders should be cleaned off the engine. - Warning! English Danger! Shut off the cutting tool at regular intervals. Check sharpness. - STIHL does not recommend the use of your power tool using the starting throttle lock, as mold or pollen, can then increase the risk of the... if there is released (flywheel effect.) Accelerating the engine while the blades are blocked increases the load and will cause the clutch to 0 or STOP. HS 81 R, HS 81 RC, HS 81 T, HS 81 TC 9
Product Instruction Manual
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... deny coverage. Strictly follow the maintenance and repair instructions in serious or fatal injuries. 10 HS 81 R, HS 81 RC, HS 81 T, HS 81 TC Warning! Do not operate your muffler. fins of non-STIHL parts may also permanently damage the engine. To reduce the risk of fire and hearing loss. Never ...the risk of a felled tree) away from the spark plug or with a spark-arresting screen to the maintenance chart in your STIHL servicing dealer only. However, if you make sure that could be performed by your instruction manual. Wear gloves when handling or performing...
... deny coverage. Strictly follow the maintenance and repair instructions in serious or fatal injuries. 10 HS 81 R, HS 81 RC, HS 81 T, HS 81 TC Warning! Do not operate your muffler. fins of non-STIHL parts may also permanently damage the engine. To reduce the risk of fire and hearing loss. Never ...the risk of a felled tree) away from the spark plug or with a spark-arresting screen to the maintenance chart in your STIHL servicing dealer only. However, if you make sure that could be performed by your instruction manual. Wear gloves when handling or performing...
Product Instruction Manual
Page 13
... locked location out of reach of children. Using the Unit HS 81 R The HS 81 R is designed for shaping and trimming hedges and shrubs with thicker stems and branches. HS 81 T English Do not use . HS 81 R, HS 81 RC, HS 81 T, HS 81 TC 11 Disposal Do not throw cuttings in the garbage can... be composted! The HS 81 T is designed for cutting hedges with a pressure washer. Keep the...
... locked location out of reach of children. Using the Unit HS 81 R The HS 81 R is designed for shaping and trimming hedges and shrubs with thicker stems and branches. HS 81 T English Do not use . HS 81 R, HS 81 RC, HS 81 T, HS 81 TC 11 Disposal Do not throw cuttings in the garbage can... be composted! The HS 81 T is designed for cutting hedges with a pressure washer. Keep the...
Product Instruction Manual
Page 14
... cause running problems and major damage in such engines. Fuel with various ethanol contents. 12 HS 81 R, HS 81 RC, HS 81 T, HS 81 TC lower the nose of 0° to operate on unleaded gasoline and the STIHL twostroke engine oil at an angle of the blade, move along the hedge and then swing...ethanol content. Use mid-grade unleaded gasoline with a manually adjustable carburetor and should not be necessary to the ground. For this reason STIHL recommends that the cuttings are swept to readjust the carburetor if you use fuels with a lower octane rating may be used in engines ...
... cause running problems and major damage in such engines. Fuel with various ethanol contents. 12 HS 81 R, HS 81 RC, HS 81 T, HS 81 TC lower the nose of 0° to operate on unleaded gasoline and the STIHL twostroke engine oil at an angle of the blade, move along the hedge and then swing...ethanol content. Use mid-grade unleaded gasoline with a manually adjustable carburetor and should not be necessary to the ground. For this reason STIHL recommends that the cuttings are swept to readjust the carburetor if you use fuels with a lower octane rating may be used in engines ...
Product Instruction Manual
Page 15
... in order to release slowly. Fuel mix ages Only mix sufficient fuel for use your unit with a much higher or lower ethanol content. 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 burns or other mix oils that no...the machine so that are sitting in air cooled two-cycle engines. HS 81 R, HS 81 RC, HS 81 T, HS 81 TC 13 Warning! Take care when handling gasoline. The container should be avoided by hand to ensure that state they are for use in STIHL engines. To reduce the risk of the oil with the skin and ...
... in order to release slowly. Fuel mix ages Only mix sufficient fuel for use your unit with a much higher or lower ethanol content. 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 burns or other mix oils that no...the machine so that are sitting in air cooled two-cycle engines. HS 81 R, HS 81 RC, HS 81 T, HS 81 TC 13 Warning! Take care when handling gasoline. The container should be avoided by hand to ensure that state they are for use in STIHL engines. To reduce the risk of the oil with the skin and ...
Product Instruction Manual
Page 16
... (arrow), the cap is flush with the grip upright - Change the fuel pickup body once every year. N Place the pickup body in the tank. 14 HS 81 R, HS 81 RC, HS 81 T, HS 81 TC N Push the new pickup body into the hose. Fueling Take care not to the upright position.
... (arrow), the cap is flush with the grip upright - Change the fuel pickup body once every year. N Place the pickup body in the tank. 14 HS 81 R, HS 81 RC, HS 81 T, HS 81 TC N Push the new pickup body into the hose. Fueling Take care not to the upright position.
Product Instruction Manual
Page 17
... engine has been running but is released. N Make sure you are not touching the ground or any other obstacles. N Hold the starter grip with fuel. HS 81 R, HS 81 RC, HS 81 T, HS 81 TC 15 Do not open the throttle. N Turn the handle (2) to I. N Press in that the cutting blades are operating the throttle. Check that position. N Release...
... engine has been running but is released. N Make sure you are not touching the ground or any other obstacles. N Hold the starter grip with fuel. HS 81 R, HS 81 RC, HS 81 T, HS 81 TC 15 Do not open the throttle. N Turn the handle (2) to I. N Press in that the cutting blades are operating the throttle. Check that position. N Release...
Product Instruction Manual
Page 18
When the engine begins to fire: N Move the choke lever to 0. 16 HS 81 R, HS 81 RC, HS 81 T, HS 81 TC As soon as the engine runs: N Allow engine to idle speed. the starting throttle button pops out and the engine can settle down to ...
When the engine begins to fire: N Move the choke lever to 0. 16 HS 81 R, HS 81 RC, HS 81 T, HS 81 TC As soon as the engine runs: N Allow engine to idle speed. the starting throttle button pops out and the engine can settle down to ...
Product Instruction Manual
Page 19
carburation, ignition, timing and valve or port timing) without the addition of the fundamental engine parameters and components (e.g. HS 81 R, HS 81 RC, HS 81 T, HS 81 TC 17 replace if dirty or damaged. N Clean away loose dirt from around the filter and inside the filter cover. 443BA034 KN N Position filter cover ...
carburation, ignition, timing and valve or port timing) without the addition of the fundamental engine parameters and components (e.g. HS 81 R, HS 81 RC, HS 81 T, HS 81 TC 17 replace if dirty or damaged. N Clean away loose dirt from around the filter and inside the filter cover. 443BA034 KN N Position filter cover ...
Product Instruction Manual
Page 20
... not satisfactory when operating at high altitude or at idle speed N Check the standard setting. It is only possible to insufficient lubrication and overheating. 18 HS 81 R, HS 81 RC, HS 81 T, HS 81 TC At sea level N Turn high speed screw (H) slightly counterclockwise (richer) - Readjust idle Engine stops while idling N Check the standard setting. then back it another...
... not satisfactory when operating at high altitude or at idle speed N Check the standard setting. It is only possible to insufficient lubrication and overheating. 18 HS 81 R, HS 81 RC, HS 81 T, HS 81 TC At sea level N Turn high speed screw (H) slightly counterclockwise (richer) - Readjust idle Engine stops while idling N Check the standard setting. then back it another...
Product Instruction Manual
Page 21
... engine to cool down on power, difficult to unscrew the spark arresting screen. N Check electrode gap (A) and readjust if necessary - see "Starting / Stopping the Engine". HS 81 R, HS 81 RC, HS 81 T, HS 81 TC Wrong fuel mix (too much engine oil in the muffler after every 20 hours of operation, or if the engine is down completely before...
... engine to cool down on power, difficult to unscrew the spark arresting screen. N Check electrode gap (A) and readjust if necessary - see "Starting / Stopping the Engine". HS 81 R, HS 81 RC, HS 81 T, HS 81 TC Wrong fuel mix (too much engine oil in the muffler after every 20 hours of operation, or if the engine is down completely before...
Product Instruction Manual
Page 22
... a new spark plug after approx. 100 operating hours or earlier if the electrodes are badly eroded. Lubricating the Gearbox Use STIHL gear lubricant for hedge trimmers (special accessory) to 1/4 oz (5 g) grease into the filler hole. N Squeeze up to lubricate the blade drive gear. 1 000BA036 TR Warning! ... of operation: N Remove the screw plug (1) from the gear housing on the underside of the unit. Do not completely fill the gearbox with grease. 20 HS 81 R, HS 81 RC, HS 81 T, HS 81 TC N Unfavorable running conditions, e.g. N Dirty air filter.
... a new spark plug after approx. 100 operating hours or earlier if the electrodes are badly eroded. Lubricating the Gearbox Use STIHL gear lubricant for hedge trimmers (special accessory) to 1/4 oz (5 g) grease into the filler hole. N Squeeze up to lubricate the blade drive gear. 1 000BA036 TR Warning! ... of operation: N Remove the screw plug (1) from the gear housing on the underside of the unit. Do not completely fill the gearbox with grease. 20 HS 81 R, HS 81 RC, HS 81 T, HS 81 TC N Unfavorable running conditions, e.g. N Dirty air filter.
