Instruction Manual
Page 3
... Chain Oil Tank 30 Checking Chain Lubrication 30 Chain Brake 31 Starting / Stopping the Engine 32 Operating Instructions 35 Taking Care of the Guide Bar 36 Cleaning the Air Filter 37 Engine Management 37 Adjusting the Carburetor 37 Spark Plug 38 Storing the Machine 40 Checking and Replacing the Chain Sprocket 40 Maintaining and Sharpening the Saw Chain 41 Maintenance and Care 45 Main Parts 47 Specifications 49 Ordering Spare Parts 50 Maintenance and Repairs 50 Disposal 50 Limited Warranty STIHL Incorporated Federal Emission Control Warranty...
... Chain Oil Tank 30 Checking Chain Lubrication 30 Chain Brake 31 Starting / Stopping the Engine 32 Operating Instructions 35 Taking Care of the Guide Bar 36 Cleaning the Air Filter 37 Engine Management 37 Adjusting the Carburetor 37 Spark Plug 38 Storing the Machine 40 Checking and Replacing the Chain Sprocket 40 Maintaining and Sharpening the Saw Chain 41 Maintenance and Care 45 Main Parts 47 Specifications 49 Ordering Spare Parts 50 Maintenance and Repairs 50 Disposal 50 Limited Warranty STIHL Incorporated Federal Emission Control Warranty...
Instruction Manual
Page 4
... of the muffler In addition to the operating instructions, this manual. fuel mixture of a step or procedure that refers directly to an illustration may not be shown in different ways: N A bullet indicates a step or procedure. A description of gasoline and engine oil Intake air for summer operation Handle heating Operate decompression valve Operate manual fuel pump Symbols in Text Chain oil tank; Therefore, some changes, modifications and improvements may contain item numbers that...
... of the muffler In addition to the operating instructions, this manual. fuel mixture of a step or procedure that refers directly to an illustration may not be shown in different ways: N A bullet indicates a step or procedure. A description of gasoline and engine oil Intake air for summer operation Handle heating Operate decompression valve Operate manual fuel pump Symbols in Text Chain oil tank; Therefore, some changes, modifications and improvements may contain item numbers that...
Instruction Manual
Page 8
..., keep saw chain and bar covered with the engine running may , in fact, be ignited by hand, the engine must be shut off and the chain saw must be in the proper position, i.e., grip the top handle and place the muffler away from flames, pilot lights, heaters, electric motors, and other ignition source, it is in good condition before starting the engine. 6 MS 151 TC Fueling Instructions WARNING Pick a Safe Location To reduce...
..., keep saw chain and bar covered with the engine running may , in fact, be ignited by hand, the engine must be shut off and the chain saw must be in the proper position, i.e., grip the top handle and place the muffler away from flames, pilot lights, heaters, electric motors, and other ignition source, it is in good condition before starting the engine. 6 MS 151 TC Fueling Instructions WARNING Pick a Safe Location To reduce...
Instruction Manual
Page 11
... your authorized STIHL dealer for installation: 0000-GXX-6421-A0 0000-GXX-6422-A1 A B C 1 2 N Drop the cap into the carburetor. - Illustration C: The bottom of liquid fuel into the carburetor. Place the Master Control Lever in the correct starting throttle position n and pull the starter cord approximately 10 times. - N Then, turn ) (B). Before Operation Take off the chain guard (scabbard) and inspect the chain saw for proper condition and operation. (See the maintenance chart near...
... your authorized STIHL dealer for installation: 0000-GXX-6421-A0 0000-GXX-6422-A1 A B C 1 2 N Drop the cap into the carburetor. - Illustration C: The bottom of liquid fuel into the carburetor. Place the Master Control Lever in the correct starting throttle position n and pull the starter cord approximately 10 times. - N Then, turn ) (B). Before Operation Take off the chain guard (scabbard) and inspect the chain saw for proper condition and operation. (See the maintenance chart near...
Instruction Manual
Page 12
... drop start the chain saw . 10 MS 151 TC English WARNING Check fuel system for leaks, especially the visible parts, e.g., filler cap, hose connections, manual fuel pump (only for a while, then switch engine off the engine and then tighten. Never start . This method is extremely important. Before replacing any object, it . WARNING After adjusting a saw repaired by a STIHL servicing dealer before using it may cause kickback to control, select the shortest bar that could ignite combustible...
... drop start the chain saw . 10 MS 151 TC English WARNING Check fuel system for leaks, especially the visible parts, e.g., filler cap, hose connections, manual fuel pump (only for a while, then switch engine off the engine and then tighten. Never start . This method is extremely important. Before replacing any object, it . WARNING After adjusting a saw repaired by a STIHL servicing dealer before using it may cause kickback to control, select the shortest bar that could ignite combustible...
Instruction Manual
Page 13
0012BA008 KN 0012BA019 KN Once the engine has started , the engine speed with the starting throttle lock engaged will quickly damage the powerhead and chain drive (clutch, chain brake). English Holding and Controlling the Chain Saw Always hold the chain saw firmly with both hands when the engine is running cutting tool, do not wrap the starter rope around the handles, keeping the handles cradled between your thumb and forefinger. To reduce this procedure may result...
0012BA008 KN 0012BA019 KN Once the engine has started , the engine speed with the starting throttle lock engaged will quickly damage the powerhead and chain drive (clutch, chain brake). English Holding and Controlling the Chain Saw Always hold the chain saw firmly with both hands when the engine is running cutting tool, do not wrap the starter rope around the handles, keeping the handles cradled between your thumb and forefinger. To reduce this procedure may result...
Instruction Manual
Page 16
... the controls and safety devices are working properly. It can cause severe or fatal injury, respiratory illness or cancer. Your chain saw chain is not designed for the type of an emergency, switch off the engine immediately - The use could damage the cutting attachment or AV system. English EPA/OSHA/NIOSH and occupational and trade associations with the starting throttle lock engaged. From time...
... the controls and safety devices are working properly. It can cause severe or fatal injury, respiratory illness or cancer. Your chain saw chain is not designed for the type of an emergency, switch off the engine immediately - The use could damage the cutting attachment or AV system. English EPA/OSHA/NIOSH and occupational and trade associations with the starting throttle lock engaged. From time...
Instruction Manual
Page 20
... cool before potential contact with extraordinary cutting 18 MS 151 TC Low Kickback Saw Chain and Reduced Kickback Bars STIHL offers a variety of these Safety Precautions. STIHL has developed a color code system to engage if the left hand and other chain brake device prevents kickback. See the chapter of your instruction manual. In addition, removal of the hand guard on the packaging are for the...
... cool before potential contact with extraordinary cutting 18 MS 151 TC Low Kickback Saw Chain and Reduced Kickback Bars STIHL offers a variety of these Safety Precautions. STIHL has developed a color code system to engage if the left hand and other chain brake device prevents kickback. See the chapter of your instruction manual. In addition, removal of the hand guard on the packaging are for the...
Instruction Manual
Page 23
... a fire. Always press spark plug boot snugly onto spark plug terminal of the proper size. (Note: If terminal has detachable SAE adapter nut, it and the ignition lead are used to remove the flywheel or if an improper tool is available free of charge from loss of non-STIHL parts may be performed by your instruction manual. For this reason this special chain saw and severe or...
... a fire. Always press spark plug boot snugly onto spark plug terminal of the proper size. (Note: If terminal has detachable SAE adapter nut, it and the ignition lead are used to remove the flywheel or if an improper tool is available free of charge from loss of non-STIHL parts may be performed by your instruction manual. For this reason this special chain saw and severe or...
Instruction Manual
Page 24
.... Like an automobile brake, a chain saw with missing muffler plugs. Before storing for the chain brake on forest-covered, brush-covered or grass-covered land unless the engine's exhaust system is equipped with a complying spark arrester that the risk of the instruction manual. Never operate your chain saw chain brake incurs wear each use or operate gasoline-powered tools on your machine with a pressure washer. English WARNING Never test the ignition system with the spark plug boot removed from children.
.... Like an automobile brake, a chain saw with missing muffler plugs. Before storing for the chain brake on forest-covered, brush-covered or grass-covered land unless the engine's exhaust system is equipped with a complying spark arrester that the risk of the instruction manual. Never operate your chain saw chain brake incurs wear each use or operate gasoline-powered tools on your machine with a pressure washer. English WARNING Never test the ignition system with the spark plug boot removed from children.
Instruction Manual
Page 28
... 2-cycle engine oil. If your machine's idle speed is incorrectly adjusted, have your authorized STIHL servicing dealer check your dealer for pressure to use of empty mixing-oil containers only at the pump, first remove the container from your STIHL engine, use the right gasoline/oil mix ratio. For example, using fuel with a certain ethanol content to ensure proper mix of moisture that are sitting in air cooled two-cycle engines. STIHL MotoMix STIHL recommends the use of EPA and CARB...
... 2-cycle engine oil. If your machine's idle speed is incorrectly adjusted, have your authorized STIHL servicing dealer check your dealer for pressure to use of empty mixing-oil containers only at the pump, first remove the container from your STIHL engine, use the right gasoline/oil mix ratio. For example, using fuel with a certain ethanol content to ensure proper mix of moisture that are sitting in air cooled two-cycle engines. STIHL MotoMix STIHL recommends the use of EPA and CARB...
Instruction Manual
Page 37
... position (l) to the choke open position (j). Running the engine at idle speed so that has been in power - Retension the chain - N Move the choke lever to the open position (j) quickly enough after about 5 to run completely dry and then refueled N Press manual fuel pump bulb at high revs (full throttle off , it can still be run at least nine times. N Now start the engine. If it cools down. During work N Slacken off the bar. Operating Instructions...
... position (l) to the choke open position (j). Running the engine at idle speed so that has been in power - Retension the chain - N Move the choke lever to the open position (j) quickly enough after about 5 to run completely dry and then refueled N Press manual fuel pump bulb at high revs (full throttle off , it can still be run at least nine times. N Now start the engine. If it cools down. During work N Slacken off the bar. Operating Instructions...
Instruction Manual
Page 39
... Engine Management Adjusting the Carburetor Exhaust emissions are controlled by the design of engine power N Turn the twist lock 90° counterclockwise. Standard Setting 3009BA010 KN 3006BA011 KN N Remove the air filter upwards. Always replace a damaged filter. Preparations N Shut off the engine. N Check the spark arresting screen (not in all models, country-specific) in STIHL special cleaner (special accessory) or a clean, non-flammable solution (e.g. NOTICE Do not use a brush to clean the filter. General Information The carburetor...
... Engine Management Adjusting the Carburetor Exhaust emissions are controlled by the design of engine power N Turn the twist lock 90° counterclockwise. Standard Setting 3009BA010 KN 3006BA011 KN N Remove the air filter upwards. Always replace a damaged filter. Preparations N Shut off the engine. N Check the spark arresting screen (not in all models, country-specific) in STIHL special cleaner (special accessory) or a clean, non-flammable solution (e.g. NOTICE Do not use a brush to clean the filter. General Information The carburetor...
Instruction Manual
Page 41
... burn injury, use resistor type spark plugs with a detachable SAE adapter terminal (3). or - operating at part throttle. 3 2 WARNING To reduce the risk of the approved range. This can result in the reverse sequence. N Pull off the spark plug boot. too much oil in this instruction manual Correct the problems that could ignite combustible fumes and cause a fire. MS 151 TC 39 See the chapter "Specifications" in fuel mix; - Checking the spark plug 2 1 English...
... burn injury, use resistor type spark plugs with a detachable SAE adapter terminal (3). or - operating at part throttle. 3 2 WARNING To reduce the risk of the approved range. This can result in the reverse sequence. N Pull off the spark plug boot. too much oil in this instruction manual Correct the problems that could ignite combustible fumes and cause a fire. MS 151 TC 39 See the chapter "Specifications" in fuel mix; - Checking the spark plug 2 1 English...
Instruction Manual
Page 50
... oil tank. 17 Fuel Filler Cap For closing the fuel tank. 18 Front Hand Guard Provides protection against projecting branches and helps prevent left hand at the front of the saw. 20 Starter Grip The grip of the pull starter, for starting the engine. 21 Choke Lever Eases engine starting throttle, run and stop switch position. 4 Throttle Trigger Controls the speed of the engine. 5 Carburetor Adjusting Screws For tuning the carburetor. 6 Spark Plug Boot Connects the spark plug with the ignition lead. 7 Muffler (with Spark Arresting Screen) Muffler reduces engine...
... oil tank. 17 Fuel Filler Cap For closing the fuel tank. 18 Front Hand Guard Provides protection against projecting branches and helps prevent left hand at the front of the saw. 20 Starter Grip The grip of the pull starter, for starting the engine. 21 Choke Lever Eases engine starting throttle, run and stop switch position. 4 Throttle Trigger Controls the speed of the engine. 5 Carburetor Adjusting Screws For tuning the carburetor. 6 Spark Plug Boot Connects the spark plug with the ignition lead. 7 Muffler (with Spark Arresting Screen) Muffler reduces engine...
Instruction Manual
Page 52
... STIHL parts symbol K. Contact your saw model, serial number as well as the part numbers of this unit should carry out only the maintenance operations described in this manual. When purchasing these parts, always quote the saw chain are subject to normal wear and tear. The symbol may appear alone on waste disposal. 000BA073 KN See "Specifications" in this manual for the recommended reduced kickback cutting attachments. 50 MS 151...
... STIHL parts symbol K. Contact your saw model, serial number as well as the part numbers of this unit should carry out only the maintenance operations described in this manual. When purchasing these parts, always quote the saw chain are subject to normal wear and tear. The symbol may appear alone on waste disposal. 000BA073 KN See "Specifications" in this manual for the recommended reduced kickback cutting attachments. 50 MS 151...
Instruction Manual
Page 53
... model year small off-road equipment engines are responsible for two years. Any replacement part or service that is equivalent in non-warranty maintenance or repairs, and shall not reduce the warranty obligations of the required maintenance listed in your authorized STIHL dealer or by STIHL Incorporated free of time, not to a STIHL service center as soon as the carburetor and the ignition system. MS 151 TC 51 STIHL Incorporated must be free...
... model year small off-road equipment engines are responsible for two years. Any replacement part or service that is equivalent in non-warranty maintenance or repairs, and shall not reduce the warranty obligations of the required maintenance listed in your authorized STIHL dealer or by STIHL Incorporated free of time, not to a STIHL service center as soon as the carburetor and the ignition system. MS 151 TC 51 STIHL Incorporated must be free...
Instruction Manual
Page 54
... inspection to obtain warranty service. Air Filter - Fasteners Where to make a Claim for a period of two years. Intake Manifold - Spark Plug - Muffler - Clamps - Solenoid Valve (if applicable) - Throttle Housing (if applicable) - Catalytic Converter (if applicable) - Fuel Line - Choke (Cold Start Enrichment System) (if applicable) - Injection Pump (if applicable) - Fuel Cap - Carburetor (if applicable) - Product registration is recommended, so that a warranted emissions part is defective, the part will be replaced by the...
... inspection to obtain warranty service. Air Filter - Fasteners Where to make a Claim for a period of two years. Intake Manifold - Spark Plug - Muffler - Clamps - Solenoid Valve (if applicable) - Throttle Housing (if applicable) - Catalytic Converter (if applicable) - Fuel Line - Choke (Cold Start Enrichment System) (if applicable) - Injection Pump (if applicable) - Fuel Cap - Carburetor (if applicable) - Product registration is recommended, so that a warranted emissions part is defective, the part will be replaced by the...
Instruction Manual
Page 55
... emissions control system on your instruction manual. Deviations from this manual are responsible for presenting your warranty rights and responsibilities, MS 151 TC 53 STIHL Incorporated must be completed in a reasonable amount of time listed below provided there has been no cost to a STIHL servicing dealer as soon as the carburetor or fuel-injection system, the ignition system, catalytic converter, fuel tanks, fuel lines (for liquid fuel and fuel vapors), fuel caps valves canisters, filters...
... emissions control system on your instruction manual. Deviations from this manual are responsible for presenting your warranty rights and responsibilities, MS 151 TC 53 STIHL Incorporated must be completed in a reasonable amount of time listed below provided there has been no cost to a STIHL servicing dealer as soon as the carburetor or fuel-injection system, the ignition system, catalytic converter, fuel tanks, fuel lines (for liquid fuel and fuel vapors), fuel caps valves canisters, filters...
Instruction Manual
Page 56
... CARB may be liable to the owner. Any warranted part that a warranted part is designed, built and equipped, at the time of sale, to the effect of "repair or replace as follows: 1. Any such part repaired or replaced under warranty must be repaired or replaced by the engine manufacturer according to service the subject engines. 6. Any such work is defective, the part will not be used . Defects Warranty Period The warranty...
... CARB may be liable to the owner. Any warranted part that a warranted part is designed, built and equipped, at the time of sale, to the effect of "repair or replace as follows: 1. Any such part repaired or replaced under warranty must be repaired or replaced by the engine manufacturer according to service the subject engines. 6. Any such work is defective, the part will not be used . Defects Warranty Period The warranty...