Instruction Manual
Page 2
... STIHL distributor for your clearing saw is equipped with the proper deflector, handle and harness for the type of your STIHL dealer for information and assistance. © ANDREAS STIHL AG & Co. B8. Because a clearing saw . If the operating characteristics or the appearance of cutting attachment being used. Printed in Germany STIHl FS 300, FS 350, FS 400, FS 450, FS...
... STIHL distributor for your clearing saw is equipped with the proper deflector, handle and harness for the type of your STIHL dealer for information and assistance. © ANDREAS STIHL AG & Co. B8. Because a clearing saw . If the operating characteristics or the appearance of cutting attachment being used. Printed in Germany STIHl FS 300, FS 350, FS 400, FS 450, FS...
Instruction Manual
Page 3
... may contain item numbers that appear in the illustration. Such paragraphs are not installed on correct procedure in this manual. 2 FS 300, FS 350, FS 400, FS 450, FS 480 If the operating characteristics or the appearance of damaging the machine or its products. English / USA Guide to Using this...symbols described below: Warning where there is a risk of your machine differ from your STIHL dealer for using the machine, but may not be covered in this manual, please contact your STIHL dealer. Note or hint on all of the machine. Components that require your special ...
... may contain item numbers that appear in the illustration. Such paragraphs are not installed on correct procedure in this manual. 2 FS 300, FS 350, FS 400, FS 450, FS 480 If the operating characteristics or the appearance of damaging the machine or its products. English / USA Guide to Using this...symbols described below: Warning where there is a risk of your machine differ from your STIHL dealer for using the machine, but may not be covered in this manual, please contact your STIHL dealer. Note or hint on all of the machine. Components that require your special ...
Instruction Manual
Page 4
Have your STIHL dealer show you . When it comes in stony areas. Never let the clearing saw 3. Do not operate a clearing saw when you get tired while operating ... or bystanders. !Warning! Observe all STIHL clearing saws. STIHL does not recommend the use of all applicable local safety regulations, standards and ordinances. !Warning! See the appropriate section of your clearing saw . the clearing saw run unattended. Tiredness may cause serious or fatal injury. FS 300, FS 350, FS 400, FS 450, FS 480 3 Because a clearing saw is...
Have your STIHL dealer show you . When it comes in stony areas. Never let the clearing saw 3. Do not operate a clearing saw when you get tired while operating ... or bystanders. !Warning! Observe all STIHL clearing saws. STIHL does not recommend the use of all applicable local safety regulations, standards and ordinances. !Warning! See the appropriate section of your clearing saw . the clearing saw run unattended. Tiredness may cause serious or fatal injury. FS 300, FS 350, FS 400, FS 450, FS 480 3 Because a clearing saw is...
Instruction Manual
Page 5
...carpal tunnel syndrome, please note the following: - Thrown objects may produce whitefinger disease (Raynaud's phenomenon) or carpal tunnel syndrome. Most STIHL power tools are mentioned as high vibration levels and long periods of exposure to have higher vibration levels. - A clearing saw may not...of a clearing saw (or other machines) exposing the operator to vibrations may also ricochet and strike the operator. 4 FS 300, FS 350, FS 400, FS 450, FS 480 In order to reduce the transmission of their physician and the pacemaker manufacturer before operating this tool. If any of ...
...carpal tunnel syndrome, please note the following: - Thrown objects may produce whitefinger disease (Raynaud's phenomenon) or carpal tunnel syndrome. Most STIHL power tools are mentioned as high vibration levels and long periods of exposure to have higher vibration levels. - A clearing saw may not...of a clearing saw (or other machines) exposing the operator to vibrations may also ricochet and strike the operator. 4 FS 300, FS 350, FS 400, FS 450, FS 480 In order to reduce the transmission of their physician and the pacemaker manufacturer before operating this tool. If any of ...
Instruction Manual
Page 6
...STIHL clearing saw noise may , in fact, be sturdy and snug-fitting, but allow complete freedom of heavy material to your applicable national standard). English / USA !Warning! Secure hair so it is a danger of the clearing saw in clearing saw and the cutting tool. Although certain unauthorized attachments are recommended. FS 300, FS 350, FS... 400, FS 450, FS 480 5 Clearing saw , their hearing checked regularly. Protect your hands with ANSI Z 87.1...
...STIHL clearing saw noise may , in fact, be sturdy and snug-fitting, but allow complete freedom of heavy material to your applicable national standard). English / USA !Warning! Secure hair so it is a danger of the clearing saw in clearing saw and the cutting tool. Although certain unauthorized attachments are recommended. FS 300, FS 350, FS... 400, FS 450, FS 480 5 Clearing saw , their hearing checked regularly. Protect your hands with ANSI Z 87.1...
Instruction Manual
Page 7
... Inspect for loose parts (nuts, screws, etc.) and for cracked, bent, warped or damaged blades. 000BA007 KN 000BA006 KN Fueling Your STIHL clearing saw uses an oilgasoline mixture for proper condition and operation before starting , particularly the throttle trigger, throttle trigger interlock (if applicable), ...burn injury or property damage. A B Arrows on the fuel used, the weather conditions and the tank venting system. 6 FS 300, FS 350, FS 400, FS 450, FS 480 Gasoline vapor pressure may build up inside the fuel tank depending on the deflector (A) and stop (B) show the correct ...
... Inspect for loose parts (nuts, screws, etc.) and for cracked, bent, warped or damaged blades. 000BA007 KN 000BA006 KN Fueling Your STIHL clearing saw uses an oilgasoline mixture for proper condition and operation before starting , particularly the throttle trigger, throttle trigger interlock (if applicable), ...burn injury or property damage. A B Arrows on the fuel used, the weather conditions and the tank venting system. 6 FS 300, FS 350, FS 400, FS 450, FS 480 Gasoline vapor pressure may build up inside the fuel tank depending on the deflector (A) and stop (B) show the correct ...
Instruction Manual
Page 8
... a 90° angle. If this STIHL cap, raise the grip on the top of the cap until leak is running. To do not start or run the engine until it will go (approx. Insert the cap in the tank to release slowly. FS 300, FS 350, FS 400, FS 450, FS 480 7 Never remove fuel filler cap...
... a 90° angle. If this STIHL cap, raise the grip on the top of the cap until leak is running. To do not start or run the engine until it will go (approx. Insert the cap in the tank to release slowly. FS 300, FS 350, FS 400, FS 450, FS 480 7 Never remove fuel filler cap...
Instruction Manual
Page 9
...hook of your harness (see the appropriate section of your owner's manual). Maintain a good balance and secure footing. !Warning! Some STIHL clearing saw models are approached. Your clearing saw down as rapidly as conventional mufflers when the engine returns to idle or is shut off... are equipped with a catalytic converter cools down less rapidly than conventional mufflers, always set your clearing saw is still hot. 8 FS 300, FS 350, FS 400, FS 450, FS 480 Since a muffler with a catalytic converter, which is clear of you and all times (see chapter on firm ground or ...
...hook of your harness (see the appropriate section of your owner's manual). Maintain a good balance and secure footing. !Warning! Some STIHL clearing saw models are approached. Your clearing saw down as rapidly as conventional mufflers when the engine returns to idle or is shut off... are equipped with a catalytic converter cools down less rapidly than conventional mufflers, always set your clearing saw is still hot. 8 FS 300, FS 350, FS 400, FS 450, FS 480 Since a muffler with a catalytic converter, which is clear of you and all times (see chapter on firm ground or ...
Instruction Manual
Page 10
...hazardous materials. Never disassemble or modify your STIHL Servicing Dealer only. !Warning! Work carefully. !Warning! Your clearing saw indoors or in heat radiation or sparks, thereby increasing the risk of hot particles. FS 300, FS 350, FS 400, FS 450, FS 480 9 Your catalytic converter is running....your employer, governmental agencies such as pine needles, branches or leaves. !Warning! Have your muffler serviced and repaired by a STIHL Servicing Dealer. An improperly mounted or damaged cylinder housing or a damaged/ deformed muffler shell may be damaged and cause an increase...
...hazardous materials. Never disassemble or modify your STIHL Servicing Dealer only. !Warning! Work carefully. !Warning! Your clearing saw indoors or in heat radiation or sparks, thereby increasing the risk of hot particles. FS 300, FS 350, FS 400, FS 450, FS 480 9 Your catalytic converter is running....your employer, governmental agencies such as pine needles, branches or leaves. !Warning! Have your muffler serviced and repaired by a STIHL Servicing Dealer. An improperly mounted or damaged cylinder housing or a damaged/ deformed muffler shell may be damaged and cause an increase...
Instruction Manual
Page 12
... fences, sides of sufficient length to secure the blade. Never use unauthorized parts to obtain the proper torque. STIHL recommends use the proper parts may shatter at regular intervals. !Warning! If the cutting tool or deflector becomes ... such objects that the blade is normally to be used at regular intervals. If the behavior of your STIHL dealer. See section of the tool changes, stop work immediately. If the blade loosens after being properly ... installation of the slide control. Never use of all required parts. FS 300, FS 350, FS 400, FS 450, FS 480 11
... fences, sides of sufficient length to secure the blade. Never use unauthorized parts to obtain the proper torque. STIHL recommends use the proper parts may shatter at regular intervals. !Warning! If the cutting tool or deflector becomes ... such objects that the blade is normally to be used at regular intervals. If the behavior of your STIHL dealer. See section of the tool changes, stop work immediately. If the blade loosens after being properly ... installation of the slide control. Never use of all required parts. FS 300, FS 350, FS 400, FS 450, FS 480 11
Instruction Manual
Page 13
... boot of the cutting tool to rotate for a component which has not been serviced or maintained properly or if nonapproved replacement parts were used, STIHL may cause parts of the proper size. (Note: If boot has detachable SAE adapter nut, it and the ignition lead are always clean and... This may deny warranty. !Warning! Use the specified spark plug and make sure that could ignite combustible fumes and cause a fire. 12 FS 300, FS 350, FS 400, FS 450, FS 480 It continues to come off and result in your clearing saw . Use of your body. Have such work or cleaning the clearing saw...
... boot of the cutting tool to rotate for a component which has not been serviced or maintained properly or if nonapproved replacement parts were used, STIHL may cause parts of the proper size. (Note: If boot has detachable SAE adapter nut, it and the ignition lead are always clean and... This may deny warranty. !Warning! Use the specified spark plug and make sure that could ignite combustible fumes and cause a fire. 12 FS 300, FS 350, FS 400, FS 450, FS 480 It continues to come off and result in your clearing saw . Use of your body. Have such work or cleaning the clearing saw...
Instruction Manual
Page 14
... mowing heads Do not use . Never touch a hot muffler or burn will increase the risk of children. Keep cutting tool sharp. Before storing for your STIHL Owner's Manual should be strictly followed. An improperly maintained muffler will result. Do not operate your clearing saw set forth in the USA, Canada and... statement near the end of forest fires is greater in cutter will automatically adjust the line to the clutch mechanism and nearby parts. 002BA018 LÄ FS 300, FS 350, FS 400, FS 450, FS 480 13
... mowing heads Do not use . Never touch a hot muffler or burn will increase the risk of children. Keep cutting tool sharp. Before storing for your STIHL Owner's Manual should be strictly followed. An improperly maintained muffler will result. Do not operate your clearing saw set forth in the USA, Canada and... statement near the end of forest fires is greater in cutter will automatically adjust the line to the clutch mechanism and nearby parts. 002BA018 LÄ FS 300, FS 350, FS 400, FS 450, FS 480 13
Instruction Manual
Page 15
..." chapter of this manual). It is important to follow the maintenance instructions supplied with less risk of damaging tree bark etc. STIHL "AutoCut" mowing head Nylon cutting cord advances automatically when tapped against the ground. They are to be used only on brushcutters... tool. However, the polymer bladed STIHL "PolyCut" produces a better cut with the head! 000BA015 KN 002BA177 KN 14 FS 300, FS 350, FS 400, FS 450, FS 480 To reduce the risk of the PolyCut. STIHL "SuperCut" mowing head Fresh line is advanced automatically. STIHL "PolyCut" mowing head Uses either ...
..." chapter of this manual). It is important to follow the maintenance instructions supplied with less risk of damaging tree bark etc. STIHL "AutoCut" mowing head Nylon cutting cord advances automatically when tapped against the ground. They are to be used only on brushcutters... tool. However, the polymer bladed STIHL "PolyCut" produces a better cut with the head! 000BA015 KN 002BA177 KN 14 FS 300, FS 350, FS 400, FS 450, FS 480 To reduce the risk of the PolyCut. STIHL "SuperCut" mowing head Fresh line is advanced automatically. STIHL "PolyCut" mowing head Uses either ...
Instruction Manual
Page 17
...of control of control and possible kickout (described in the darker shaded area. Perform cut down small trees, STIHL recommends that the circular saw blade be sure to the right of the tree, using the lighter shaded areas ... "circular saw blade" for mounting instructions). Special techniques using the non-shaded area of the blade to cut . STIHL recommends that the standard deflector be removed and replaced by experienced operators with the cutting tool, be applied to remount ... , accelerate the engine up to a diameter of the clearing saw. 16 FS 300, FS 350, FS 400, FS 450, FS 480
...of control of control and possible kickout (described in the darker shaded area. Perform cut down small trees, STIHL recommends that the circular saw blade be sure to the right of the tree, using the lighter shaded areas ... "circular saw blade" for mounting instructions). Special techniques using the non-shaded area of the blade to cut . STIHL recommends that the standard deflector be removed and replaced by experienced operators with the cutting tool, be applied to remount ... , accelerate the engine up to a diameter of the clearing saw. 16 FS 300, FS 350, FS 400, FS 450, FS 480
Instruction Manual
Page 19
..., 400 K, 400 L, 450, 450 K, 450 L, 480, 480 K, 480 L only 18 FS 300, FS 350, FS 400, FS 450, FS 480 Cutting tool - Deflector or limit stop for circular saw blades 200 17 Limit stop - Bike handle - No other parts, the complete unit... of Cutting Tool, Deflector, Stop and Harness Cutting tools Mowing heads 1 STIHL SuperCut 40-2 2 STIHL AutoCut 40-2 3 STIHL AutoCut 40-4 1) 4 STIHL TrimCut 40-2 5 STIHL PolyCut 40-3 Metal mowing tools 6 Grass cutting blade 230-4 7 Grass cutting blade 255-8 8 Brush knife 300-3 Circular saw blades 9 Chisel tooth circular saw blade 200 10 Scratcher tooth...
..., 400 K, 400 L, 450, 450 K, 450 L, 480, 480 K, 480 L only 18 FS 300, FS 350, FS 400, FS 450, FS 480 Cutting tool - Deflector or limit stop for circular saw blades 200 17 Limit stop - Bike handle - No other parts, the complete unit... of Cutting Tool, Deflector, Stop and Harness Cutting tools Mowing heads 1 STIHL SuperCut 40-2 2 STIHL AutoCut 40-2 3 STIHL AutoCut 40-4 1) 4 STIHL TrimCut 40-2 5 STIHL PolyCut 40-3 Metal mowing tools 6 Grass cutting blade 230-4 7 Grass cutting blade 255-8 8 Brush knife 300-3 Circular saw blades 9 Chisel tooth circular saw blade 200 10 Scratcher tooth...
Instruction Manual
Page 24
... : Block the output shaft. : Unscrew the mowing head clockwise. 256BA006 KN 256BA007 KN 256BA000 KN FS 300, FS 350, FS 400, FS 450, FS 480 23 The guard ring (7) for saw blades and the thrust plate. STIHL SuperCut Mowing Head STIHL AutoCut Mowing Head STIHL TrimCut Mowing Head : Block the output shaft with the stop pin. : Screw cutting head...
... : Block the output shaft. : Unscrew the mowing head clockwise. 256BA006 KN 256BA007 KN 256BA000 KN FS 300, FS 350, FS 400, FS 450, FS 480 23 The guard ring (7) for saw blades and the thrust plate. STIHL SuperCut Mowing Head STIHL AutoCut Mowing Head STIHL TrimCut Mowing Head : Block the output shaft with the stop pin. : Screw cutting head...
Instruction Manual
Page 25
... mowing head. fresh line is advanced automatically during mowing work and trimmed to the correct length. rotate it about 1.6 in (14 cm) long. English / USA 4 6 STIHL PolyCut 40-3 Mowing Head : Block the output shaft with the stop pin. Line feed operates only if both lines are 5.5 in (4 cm) of lines outward... and tighten it to 0. TrimCut mowing head Shut off the engine and move the slide control to spring back. : Pull ends of fresh line. 24 FS 300, FS 350, FS 400, FS 450, FS 480
... mowing head. fresh line is advanced automatically during mowing work and trimmed to the correct length. rotate it about 1.6 in (14 cm) long. English / USA 4 6 STIHL PolyCut 40-3 Mowing Head : Block the output shaft with the stop pin. Line feed operates only if both lines are 5.5 in (4 cm) of lines outward... and tighten it to 0. TrimCut mowing head Shut off the engine and move the slide control to spring back. : Pull ends of fresh line. 24 FS 300, FS 350, FS 400, FS 450, FS 480
Instruction Manual
Page 27
.... Take care when handling gasoline. English / USA Fuel This engine is certified to operate on unleaded gasoline and the STIHL twostroke engine oil at authorized disposal locations. 26 FS 300, FS 350, FS 400, FS 450, FS 480 Your engine requires a mixture of the fuel is also important. Some fuel additives not only detrimentally affect elastomers (carburetor...
.... Take care when handling gasoline. English / USA Fuel This engine is certified to operate on unleaded gasoline and the STIHL twostroke engine oil at authorized disposal locations. 26 FS 300, FS 350, FS 400, FS 450, FS 480 Your engine requires a mixture of the fuel is also important. Some fuel additives not only detrimentally affect elastomers (carburetor...
Instruction Manual
Page 36
... and repair work be carried out only by STIHL. FS 300, FS 350, FS 400, FS 450, FS 480 35 operating at idling speed, first check the spark plug. : Remove spark plug - STIHL recommends that could ignite combustible fumes and cause a fire. Have your STIHL dealer inspect the muffler for carbonization. see "...ignition wire connector in the muffler. Rectify problems which have caused fouling of fire and burn injury, use only spark plugs authorized by authorized STIHL dealers. 1 To reduce the risk of spark plug: : Too much oil in fuel mix. : Dirty air filter. : Unfavorable running...
... and repair work be carried out only by STIHL. FS 300, FS 350, FS 400, FS 450, FS 480 35 operating at idling speed, first check the spark plug. : Remove spark plug - STIHL recommends that could ignite combustible fumes and cause a fire. Have your STIHL dealer inspect the muffler for carbonization. see "...ignition wire connector in the muffler. Rectify problems which have caused fouling of fire and burn injury, use only spark plugs authorized by authorized STIHL dealers. 1 To reduce the risk of spark plug: : Too much oil in fuel mix. : Dirty air filter. : Unfavorable running...
Instruction Manual
Page 37
... the rotor and grip. : Tie a simple overhand knot in the grip. 36 FS 300, FS 350, FS 400, FS 450, FS 480 English / USA Lubricating the Gearbox 1 2 Replacing the Starter Rope and Rewind Spring 1 1 1 1 32 4 256BA063 KN 5 6 256BA033 KN 256BA032 KN 256BA044 KN Use STIHL gear lubricant for brushcutters (see Specifications) and then thread the rope through...
... the rotor and grip. : Tie a simple overhand knot in the grip. 36 FS 300, FS 350, FS 400, FS 450, FS 480 English / USA Lubricating the Gearbox 1 2 Replacing the Starter Rope and Rewind Spring 1 1 1 1 32 4 256BA063 KN 5 6 256BA033 KN 256BA032 KN 256BA044 KN Use STIHL gear lubricant for brushcutters (see Specifications) and then thread the rope through...