Instruction Manual
Page 3
... 8 Maintenance, Repair and Storage 33 8.1 Warnings and Instructions 33 9 Before Starting Work 33 9.1 Preparing the Chain Saw for Operation 33 10 Assembling the Chain Saw 34 10.1 Cutting Attachment 34 10.2 Mounting and Removing the Guide Bar and Chain 34 10.3 Tensioning the Chain 35 11 Lubricating the Saw Chain and Guide Bar 36 11.1 Bar and Chain Lubricant 36 11.2 Filling the Chain Oil Tank 36 11.3 Adjusting the Flow of Bar and Chain Oil 37 12 The Chain Brake 38...
... 8 Maintenance, Repair and Storage 33 8.1 Warnings and Instructions 33 9 Before Starting Work 33 9.1 Preparing the Chain Saw for Operation 33 10 Assembling the Chain Saw 34 10.1 Cutting Attachment 34 10.2 Mounting and Removing the Guide Bar and Chain 34 10.3 Tensioning the Chain 35 11 Lubricating the Saw Chain and Guide Bar 36 11.1 Bar and Chain Lubricant 36 11.2 Filling the Chain Oil Tank 36 11.3 Adjusting the Flow of Bar and Chain Oil 37 12 The Chain Brake 38...
Instruction Manual
Page 4
... the Saw Chain 56 23 Troubleshooting Guide 60 23.1 Chain saw 60 23.2 Adjusting Idle Speed 61 23.3 Clearing the Combustion Chamber 61 24 Specifications 62 24.1 EPA 62 24.2 STIHL MS 462 62 24.3 Chain Sprockets 63 24.4 Minimum Groove Depth of Guide Bars 63 24.5 Depth Gauge Setting 63 24.6 Symbols on the Chain Saw 63 24.7 Engineering Improvements 63 25 Combinations of Guide Bars and Saw Chains 64 25.1 STIHL MS 462 64 26 Replacement Parts and...
... the Saw Chain 56 23 Troubleshooting Guide 60 23.1 Chain saw 60 23.2 Adjusting Idle Speed 61 23.3 Clearing the Combustion Chamber 61 24 Specifications 62 24.1 EPA 62 24.2 STIHL MS 462 62 24.3 Chain Sprockets 63 24.4 Minimum Groove Depth of Guide Bars 63 24.5 Depth Gauge Setting 63 24.6 Symbols on the Chain Saw 63 24.7 Engineering Improvements 63 25 Combinations of Guide Bars and Saw Chains 64 25.1 STIHL MS 462 64 26 Replacement Parts and...
Instruction Manual
Page 6
... 3 Main Parts 2 Front Hand Guard Helps protect the operator's left hand. 15 Decompression Valve (not available on all models) Makes starting easier. 0458-786-8621-A The spark arresting screen is designed to reduce the risk of fire. 4 Bumper Spike Helps hold the saw steady against the wood during cutting. 5 Saw Chain Toothed cutting tool consisting of cutters, tie straps and drive links. 6 Guide Bar Supports and guides the saw chain. 7 Chain Catcher Helps...
... 3 Main Parts 2 Front Hand Guard Helps protect the operator's left hand. 15 Decompression Valve (not available on all models) Makes starting easier. 0458-786-8621-A The spark arresting screen is designed to reduce the risk of fire. 4 Bumper Spike Helps hold the saw steady against the wood during cutting. 5 Saw Chain Toothed cutting tool consisting of cutters, tie straps and drive links. 6 Guide Bar Supports and guides the saw chain. 7 Chain Catcher Helps...
Instruction Manual
Page 7
... Hand Guard Helps protect the operator's right hand in the instruction manual. Improper use two hands to operate the saw, @ 6. 0458-786-8621-A 5 4 Safety Symbols on the chain saw: To reduce the risk of injury, follow all safety precautions in the event the chain breaks or comes off the bar. 23 Throttle Trigger Controls the speed of the engine. 24 Master Control Lever Lever for choke control, starting the engine. 27 Oil Flow Adjusting Screw For adjusting...
... Hand Guard Helps protect the operator's right hand in the instruction manual. Improper use two hands to operate the saw, @ 6. 0458-786-8621-A 5 4 Safety Symbols on the chain saw: To reduce the risk of injury, follow all safety precautions in the event the chain breaks or comes off the bar. 23 Throttle Trigger Controls the speed of the engine. 24 Master Control Lever Lever for choke control, starting the engine. 27 Oil Flow Adjusting Screw For adjusting...
Instruction Manual
Page 11
..., and temperature. Note that are specifically designed to match your clothing. Never modify your muffler or spark arresting screen. ■ If the chain saw uses an oil-gasoline mixture for several minutes before starting to Cool Before Removing the Fuel Cap WARNING ■ Gasoline vapor pressure may also permanently damage the engine. - Do not smoke or bring any spilled fuel before starting your clothing immediately. Select bare...
..., and temperature. Note that are specifically designed to match your clothing. Never modify your muffler or spark arresting screen. ■ If the chain saw uses an oil-gasoline mixture for several minutes before starting to Cool Before Removing the Fuel Cap WARNING ■ Gasoline vapor pressure may also permanently damage the engine. - Do not smoke or bring any spilled fuel before starting your clothing immediately. Select bare...
Instruction Manual
Page 14
... is being used. Drop the cap into the correct starting position for installation (C). Always follow the instructions in fuel spraying. Discontinue use and let the engine cool completely before attempting to start the chain saw . - Illustrations A and B: The base of the cap is under the grip and not in the cold start position and pull the starter cord approximately 20 times to block the free flow of vapor lock. 0458-786...
... is being used. Drop the cap into the correct starting position for installation (C). Always follow the instructions in fuel spraying. Discontinue use and let the engine cool completely before attempting to start the chain saw . - Illustrations A and B: The base of the cap is under the grip and not in the cold start position and pull the starter cord approximately 20 times to block the free flow of vapor lock. 0458-786...
Instruction Manual
Page 15
... tightening the chain sprocket cover. Use the chain saw with a loose chain. Before mounting or replacing: - After adjusting the chain, let the motor run for proper condition and operation before starting work, particularly the throttle trigger, throttle trigger lockout, Master Control Lever, front hand guard, chain brake and cutting attachment. - Do not start the chain saw only as described in order to the idle position when released. Read and follow the instructions on mounting the guide bar and chain, @ 10.2.1. ■ The chain, guide bar and...
... tightening the chain sprocket cover. Use the chain saw with a loose chain. Before mounting or replacing: - After adjusting the chain, let the motor run for proper condition and operation before starting work, particularly the throttle trigger, throttle trigger lockout, Master Control Lever, front hand guard, chain brake and cutting attachment. - Do not start the chain saw only as described in order to the idle position when released. Read and follow the instructions on mounting the guide bar and chain, @ 10.2.1. ■ The chain, guide bar and...
Instruction Manual
Page 16
... housing components): - Guide the starter rope to rewind it to drop toward the ground, while pulling on the starter grip. This may lose control of the chain saw. - Always disengage chain brake before accelerating engine and before starting the engine. - Doing so could lead to this manual, @ 14. - Read and follow the instructions on starting means pushing the chain saw only as described in the "Starting" chapter in a cut or the chain brake...
... housing components): - Guide the starter rope to rewind it to drop toward the ground, while pulling on the starter grip. This may lose control of the chain saw. - Always disengage chain brake before accelerating engine and before starting the engine. - Doing so could lead to this manual, @ 14. - Read and follow the instructions on starting means pushing the chain saw only as described in the "Starting" chapter in a cut or the chain brake...
Instruction Manual
Page 18
.... - Engage the chain brake. 5 IMPORTANT SAFETY INSTRUCTIONS ■ To reduce the risk of injury to stop position 0 before pulling the starter grip if the spark plug boot has been removed. - Always move the Master Control Lever to bystanders and unauthorized users: - Always work area. - English ■ The bumper spike is designed to provide greater control of the chain saw unattended when the engine is running , it generates...
.... - Engage the chain brake. 5 IMPORTANT SAFETY INSTRUCTIONS ■ To reduce the risk of injury to stop position 0 before pulling the starter grip if the spark plug boot has been removed. - Always move the Master Control Lever to bystanders and unauthorized users: - Always work area. - English ■ The bumper spike is designed to provide greater control of the chain saw unattended when the engine is running , it generates...
Instruction Manual
Page 20
... to adjust idle speed, see "Adjusting Idle Speed" in cutting behavior: - To reduce the risk of a thrown or broken chain. - fins of the engine (e.g. Allow the engine to cool before inspecting, transporting or storing the chain saw to an authorized STIHL servicing dealer for inspection, repair or maintenance. ■ The muffler and other parts of the cylinder, spark plug) become hot during operation and remain hot for a while after the throttle trigger is...
... to adjust idle speed, see "Adjusting Idle Speed" in cutting behavior: - To reduce the risk of a thrown or broken chain. - fins of the engine (e.g. Allow the engine to cool before inspecting, transporting or storing the chain saw to an authorized STIHL servicing dealer for inspection, repair or maintenance. ■ The muffler and other parts of the cylinder, spark plug) become hot during operation and remain hot for a while after the throttle trigger is...
Instruction Manual
Page 21
... engine's exhaust system is equipped with a spark arresting screen. Kickback - Never operate your local fire authorities or the U.S. 6 Kickback and Other Reactive Forces English ■ The muffler of this chain saw is furnished with a complying spark arrester that may help you experience loss of performance and suspect a clogged screen, have any question about laws or regulations relating to use your gas/oil mix ratio...
... engine's exhaust system is equipped with a spark arresting screen. Kickback - Never operate your local fire authorities or the U.S. 6 Kickback and Other Reactive Forces English ■ The muffler of this chain saw is furnished with a complying spark arrester that may help you experience loss of performance and suspect a clogged screen, have any question about laws or regulations relating to use your gas/oil mix ratio...
Instruction Manual
Page 23
... Kickback Injury The STIHL Quickstop chain brake and STIHL's greenlabeled, reduced kickback bars and green-labeled, low kickback chains are no relationship to actual kickback bar rotation angles that your left hand contacts the front hand guard, which is in this manual. - The brake is clear of the cutting attachment and outside of Guide Bars and Saw Chains," @ 25; - Do not use a saw if the chain brake does not function...
... Kickback Injury The STIHL Quickstop chain brake and STIHL's greenlabeled, reduced kickback bars and green-labeled, low kickback chains are no relationship to actual kickback bar rotation angles that your left hand contacts the front hand guard, which is in this manual. - The brake is clear of the cutting attachment and outside of Guide Bars and Saw Chains," @ 25; - Do not use a saw if the chain brake does not function...
Instruction Manual
Page 35
... in its operating characteristics. ■ Use of this manual. - Users may cause serious or fatal injury or property damage. - Wear gloves when handling the saw . Keep the chain, guide bar and sprocket clean. - Heavy Usage: every 3 months - Always shut off the engine and engage the chain brake by chain derailment and reactive forces. - Store the chain saw , @ 13.2. ► Check the chain brake, @ 16.1. ► Check the controls for repair or maintenance. ■...
... in its operating characteristics. ■ Use of this manual. - Users may cause serious or fatal injury or property damage. - Wear gloves when handling the saw . Keep the chain, guide bar and sprocket clean. - Heavy Usage: every 3 months - Always shut off the engine and engage the chain brake by chain derailment and reactive forces. - Store the chain saw , @ 13.2. ► Check the chain brake, @ 16.1. ► Check the controls for repair or maintenance. ■...
Instruction Manual
Page 42
... uses STIHL HP Ultra 2-Cycle Engine Oil suited for several minutes before filling. The use in gasoline affects engine speed. Mixing Fuel the risk of sparks from fuel spraying, allow the fuel container to build in the fuel container. For further details, see www.STIHLusa.com/ethanol. Read and follow all warnings and instructions that you switch to release any ignition source. English 13 Mixing Fuel and Refueling the Chain Saw...
... uses STIHL HP Ultra 2-Cycle Engine Oil suited for several minutes before filling. The use in gasoline affects engine speed. Mixing Fuel the risk of sparks from fuel spraying, allow the fuel container to build in the fuel container. For further details, see www.STIHLusa.com/ethanol. Read and follow all warnings and instructions that you switch to release any ignition source. English 13 Mixing Fuel and Refueling the Chain Saw...
Instruction Manual
Page 47
... chain brake. The Master Control Lever (3) will move to the run position and the engine will cause the clutch to slip continuously. To reduce the risk of the chain brake: ► Run the engine at idle speed. ► Engage the chain brake, @ 12.1. ► Accelerate up to full throttle for more than a few attempts, follow the pre-starting procedure (@ 14.3) and try starting work . clutch, polymer housing components), always disengage the chain brake...
... chain brake. The Master Control Lever (3) will move to the run position and the engine will cause the clutch to slip continuously. To reduce the risk of the chain brake: ► Run the engine at idle speed. ► Engage the chain brake, @ 12.1. ► Accelerate up to full throttle for more than a few attempts, follow the pre-starting procedure (@ 14.3) and try starting work . clutch, polymer housing components), always disengage the chain brake...
Instruction Manual
Page 57
... in. (0.5 mm), have the chain sprocket replaced. If you make a warranty claim for a component that repair work be denied. Carry out only the maintenance operations described in this manual. Alternating between two chains helps reduce wear to ensure optimal functioning of the chain brake. STIHL recommends using the measuring tool on the file gauge (special accessory, not included). ► Replace the guide bar if the measured depth is...
... in. (0.5 mm), have the chain sprocket replaced. If you make a warranty claim for a component that repair work be denied. Carry out only the maintenance operations described in this manual. Alternating between two chains helps reduce wear to ensure optimal functioning of the chain brake. STIHL recommends using the measuring tool on the file gauge (special accessory, not included). ► Replace the guide bar if the measured depth is...
Instruction Manual
Page 62
...; Clean or replace the spark plug, @ 21.4. ► As appropriate for conditions, set the saw's "shutter" for winter or summer operation, @ 17.1 or @ 17.2. ► Return the carburetor to the standard setting, @ 17.5. ► Adjust the saw's idle speed, @ 23.2. ► If these measures do not resolve the issue, continue to the steps described below. The engine idles erratically. Acceleration is blocked. Insufficient bar and chain oil. The guide bar...
...; Clean or replace the spark plug, @ 21.4. ► As appropriate for conditions, set the saw's "shutter" for winter or summer operation, @ 17.1 or @ 17.2. ► Return the carburetor to the standard setting, @ 17.5. ► Adjust the saw's idle speed, @ 23.2. ► If these measures do not resolve the issue, continue to the steps described below. The engine idles erratically. Acceleration is blocked. Insufficient bar and chain oil. The guide bar...
Instruction Manual
Page 64
... Master Control Lever to ISO 11681: 3,000 ± 50 rpm - Displacement: 4.41 cu. Idle speed according to position . ► Pull the starter grip and guide it down firmly. ► Place the shroud in both water cooled and air cooled engines (e.g., outboard motors, snowmobiles, chain saws, mopeds, etc.). 62 0458-786-8621-A Maximum engine speed: 13,500 rpm - Weight without fuel, oil, guide bar or saw chain: - MS 462 : 13.2 lbs. (6.0 kg) - Maximum oil tank volume...
... Master Control Lever to ISO 11681: 3,000 ± 50 rpm - Displacement: 4.41 cu. Idle speed according to position . ► Pull the starter grip and guide it down firmly. ► Place the shroud in both water cooled and air cooled engines (e.g., outboard motors, snowmobiles, chain saws, mopeds, etc.). 62 0458-786-8621-A Maximum engine speed: 13,500 rpm - Weight without fuel, oil, guide bar or saw chain: - MS 462 : 13.2 lbs. (6.0 kg) - Maximum oil tank volume...
Instruction Manual
Page 69
...), parts and labor. If you if there ever is a need to communicate repair or recall information about your product, but STIHL Incorporated cannot deny warranty solely for the lack of receipts or for regular inspection to the effect of the required maintenance listed in your small off -road equipment engine owner, you can write to STIHL Incorporated, 536 Viking Drive, P.O. 29 Emission Control Warranty...
...), parts and labor. If you if there ever is a need to communicate repair or recall information about your product, but STIHL Incorporated cannot deny warranty solely for the lack of receipts or for regular inspection to the effect of the required maintenance listed in your small off -road equipment engine owner, you can write to STIHL Incorporated, 536 Viking Drive, P.O. 29 Emission Control Warranty...
Instruction Manual
Page 70
... mixing ratio of time up to the owner. Fuel Pump - Injection Pump (if applicable) - Injection Valve (if applicable) - Throttle Housing (if applicable) Where to Make a Claim for required maintenance at any independent test laboratory. Control Linkages - Solenoid Valve (if applicable) - Mechanical diagnostic work shall be performed either at STIHL Incorporated or at and after the first scheduled replacement point. 0458-786-8621-A Muffler - replacement of parts and other engine...
... mixing ratio of time up to the owner. Fuel Pump - Injection Pump (if applicable) - Injection Valve (if applicable) - Throttle Housing (if applicable) Where to Make a Claim for required maintenance at any independent test laboratory. Control Linkages - Solenoid Valve (if applicable) - Mechanical diagnostic work shall be performed either at STIHL Incorporated or at and after the first scheduled replacement point. 0458-786-8621-A Muffler - replacement of parts and other engine...