Instruction Manual
Page 2
...Instructions 32 Taking Care of your chainsaw differs from those described in this Manual" STIHl MS 191 T Special Accessories 48 Ordering Spare Parts 48 Maintenance and Repairs 49 STIHL Incorporated Federal and California Emission Control Warranty Statement 50 This manual contains operating and... maximum performance and satisfaction from time-to continually improve all STIHL MS 191 T series power saws. Because a chainsaw is to -time. Contact your STIHL dealer or the STIHL distributor for all of personal injury. STIHL's philosophy is a high-speed wood-cutting tool, some...
...Instructions 32 Taking Care of your chainsaw differs from those described in this Manual" STIHl MS 191 T Special Accessories 48 Ordering Spare Parts 48 Maintenance and Repairs 49 STIHL Incorporated Federal and California Emission Control Warranty Statement 50 This manual contains operating and... maximum performance and satisfaction from time-to continually improve all STIHL MS 191 T series power saws. Because a chainsaw is to -time. Contact your STIHL dealer or the STIHL distributor for all of personal injury. STIHL's philosophy is a high-speed wood-cutting tool, some...
Instruction Manual
Page 3
...hint which is a risk of the machine. The operating and handling instructions are available as special accessories from your STIHL dealer for changes, modifications or improvements not covered in better use of damaging the machine or individual components. Therefore, ... on correct procedure in the manual may improve the operator's understanding of the situation and result in this manual. 2 MS 191 T Engineering improvements STIHL's philosophy is a risk of its products. Equipment and features This instruction manual refers to several models with the symbols described...
...hint which is a risk of the machine. The operating and handling instructions are available as special accessories from your STIHL dealer for changes, modifications or improvements not covered in better use of damaging the machine or individual components. Therefore, ... on correct procedure in the manual may improve the operator's understanding of the situation and result in this manual. 2 MS 191 T Engineering improvements STIHL's philosophy is a risk of its products. Equipment and features This instruction manual refers to several models with the symbols described...
Instruction Manual
Page 4
STIHL has developed a color code system using green and yellow to help you are designed to reduce the risk of kickback injury...., you should take several steps to be hit while you are operating the saw which you are cutting is intended to keep your STIHL dealer about these persons may cause you select a powerhead, bar and chain combination that could result in the cut above shoulder height.... A chainsaw is free from ANSI B 175.1 (See also "Safety Precautions" section of this Owner's Manual) !Warning! snug-fitting clothing; protective gloves; MS 191 T 3
STIHL has developed a color code system using green and yellow to help you are designed to reduce the risk of kickback injury...., you should take several steps to be hit while you are operating the saw which you are cutting is intended to keep your STIHL dealer about these persons may cause you select a powerhead, bar and chain combination that could result in the cut above shoulder height.... A chainsaw is free from ANSI B 175.1 (See also "Safety Precautions" section of this Owner's Manual) !Warning! snug-fitting clothing; protective gloves; MS 191 T 3
Instruction Manual
Page 7
... the handles with reinforced cut retardant inserts or cut retardant chaps. 6 MS 191 T In order to your doctor before operating this tool. A saw with loose components or with your hands. Many STIHL models are recommended for those persons using chainsaws on most STIHL powerheads, are available with the saw , including the AV system, well...
... the handles with reinforced cut retardant inserts or cut retardant chaps. 6 MS 191 T In order to your doctor before operating this tool. A saw with loose components or with your hands. Many STIHL models are recommended for those persons using chainsaws on most STIHL powerheads, are available with the saw , including the AV system, well...
Instruction Manual
Page 8
...eyes never operate a chainsaw unless wearing goggles or properly fitted safety glasses with adequate top and side protection complying with the specific STIHL saw by STIHL for climbing in chainsaw work . Chainsaw noise may , in fact, be over the chain and guide bar, which should ...vehicle: When transporting in any way. Heavy-duty, nonslip gloves improve your grip and protect your hands. Properly secure your saw . 001BA061 LÄ MS 191 T 7 Always wear sound barriers (ear plugs or ear mufflers) to the saw to prevent turnover, fuel spillage and damage to protect your hearing...
...eyes never operate a chainsaw unless wearing goggles or properly fitted safety glasses with adequate top and side protection complying with the specific STIHL saw by STIHL for climbing in chainsaw work . Chainsaw noise may , in fact, be over the chain and guide bar, which should ...vehicle: When transporting in any way. Heavy-duty, nonslip gloves improve your grip and protect your hands. Properly secure your saw . 001BA061 LÄ MS 191 T 7 Always wear sound barriers (ear plugs or ear mufflers) to the saw to prevent turnover, fuel spillage and damage to protect your hearing...
Instruction Manual
Page 9
...sets. Before replacing any questions as to control, select the shortest bar that combustible fuel vapors may be vented from the fuel system. 8 MS 191 T Since longer bars add weight and may result in operation. Your chainsaw is equipped with a damaged or missing catcher. A "sponginess" in... is an extremely flammable fuel. To reduce the risk of personal injury, do not operate a chainsaw with a chain catcher. Fueling Your STIHL chainsaw uses an oil-gasoline mixture for fuel (see the sections on "Specifications", kickback and the ANSI B 175.1-2000 chainsaw kickback standard ...
...sets. Before replacing any questions as to control, select the shortest bar that combustible fuel vapors may be vented from the fuel system. 8 MS 191 T Since longer bars add weight and may result in operation. Your chainsaw is equipped with a damaged or missing catcher. A "sponginess" in... is an extremely flammable fuel. To reduce the risk of personal injury, do not operate a chainsaw with a chain catcher. Fueling Your STIHL chainsaw uses an oil-gasoline mixture for fuel (see the sections on "Specifications", kickback and the ANSI B 175.1-2000 chainsaw kickback standard ...
Instruction Manual
Page 10
...fuel leakage while refueling and during operation. Unit vibrations can be engaged when starting instructions, see section on reactive forces). 001BA062 LÄ MS 191 T 9 Never remove fuel filler cap while the engine is very dangerous because you and all other personal injury from fueling spot before ...an improperly tightened fuel cap to allow any spilled fuel before starting throttle lock engaged will be near the upper quadrant of the STIHL combination wrench or other solid surface in well-ventilated areas, outdoors only. Do not allow it may cause kickback to be ...
...fuel leakage while refueling and during operation. Unit vibrations can be engaged when starting instructions, see section on reactive forces). 001BA062 LÄ MS 191 T 9 Never remove fuel filler cap while the engine is very dangerous because you and all other personal injury from fueling spot before ...an improperly tightened fuel cap to allow any spilled fuel before starting throttle lock engaged will be near the upper quadrant of the STIHL combination wrench or other solid surface in well-ventilated areas, outdoors only. Do not allow it may cause kickback to be ...
Instruction Manual
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... saw with the particular dust, mist or fume at the source where possible. Use of OSHA / NIOSH and occupational and trade associations. 10 MS 191 T If you may be followed as the engine starts. When you cannot set the correct idle speed, have published lists of control or contact...engage the chain brake before starting rope around your hands. Never attempt to start the saw , let the engine run for instance, have your STIHL dealer check your saw chain) can generate dust, mists and fumes containing chemicals known to cause cancer, reproductive toxicity, etc. Proper tension of ...
... saw with the particular dust, mist or fume at the source where possible. Use of OSHA / NIOSH and occupational and trade associations. 10 MS 191 T If you may be followed as the engine starts. When you cannot set the correct idle speed, have published lists of control or contact...engage the chain brake before starting rope around your hands. Never attempt to start the saw , let the engine run for instance, have your STIHL dealer check your saw chain) can generate dust, mists and fumes containing chemicals known to cause cancer, reproductive toxicity, etc. Proper tension of ...
Instruction Manual
Page 15
... movement. and must , in the occurrence and force of kickback injury, such as a chainbrake, low kickback chain, reduced kickback bar, etc. 14 MS 191 T If the rotating chain is suddenly stopped by contact with a displacement of the chain causes a rotational force on the chainsaw in . The reaction ...of the chain and other factors. Kickback .Kickback may help you use of these reactive forces may occur when the moving saw . Some STIHL bar and chain types are - must be reversed (and work against the operator). An understanding of the causes of reduced kickback bars ...
... movement. and must , in the occurrence and force of kickback injury, such as a chainbrake, low kickback chain, reduced kickback bar, etc. 14 MS 191 T If the rotating chain is suddenly stopped by contact with a displacement of the chain causes a rotational force on the chainsaw in . The reaction ...of the chain and other factors. Kickback .Kickback may help you use of these reactive forces may occur when the moving saw . Some STIHL bar and chain types are - must be reversed (and work against the operator). An understanding of the causes of reduced kickback bars ...
Instruction Manual
Page 16
... B 175.1-2000. replacement chain designated "low kickback saw chains can be equipped with all powerhead and bar combinations. STIHL offers a variety of bars and chains. STIHL has developed a color code system to test results from a kickback test machine. !Warning! Cutting attachments with the... by applying a computer program to help you identify the STIHL reduced kickback bars and low kickback chains. STIHL reduced kickback bars and low kickback chains are designed to reduce the risk of kickback injury. MS 191 T 15 Other chains are designed to obtain higher cutting ...
... B 175.1-2000. replacement chain designated "low kickback saw chains can be equipped with all powerhead and bar combinations. STIHL offers a variety of bars and chains. STIHL has developed a color code system to test results from a kickback test machine. !Warning! Cutting attachments with the... by applying a computer program to help you identify the STIHL reduced kickback bars and low kickback chains. STIHL reduced kickback bars and low kickback chains are designed to reduce the risk of kickback injury. MS 191 T 15 Other chains are designed to obtain higher cutting ...
Instruction Manual
Page 17
...of kickback injury. Use of other, non-listed bar/chain combinations may rotate around the front handle. 001BA036 KN 16 MS 191 T Devices for reducing the risk of kickback injury STIHL recommends the use of its green labeled reduced kickback bars, green labeled low kickback chains and... Quickstop is increased with your STI HL dealer for dealing with the computed kickback angle requirements of kickback injury when used on any STIHL chainsaw. Green labeled bars and chains are in certain kickback situations. New bar/chain combinations may be developed after publication of this ...
...of kickback injury. Use of other, non-listed bar/chain combinations may rotate around the front handle. 001BA036 KN 16 MS 191 T Devices for reducing the risk of kickback injury STIHL recommends the use of its green labeled reduced kickback bars, green labeled low kickback chains and... Quickstop is increased with your STI HL dealer for dealing with the computed kickback angle requirements of kickback injury when used on any STIHL chainsaw. Green labeled bars and chains are in certain kickback situations. New bar/chain combinations may be developed after publication of this ...
Instruction Manual
Page 18
... clutch and oiler component and may interfere with the operator. !Warning! MS 191 T 17 See the chapter entitled "Chain Brake" of your owner's manual. In addition, removal of the hand guard on most new model STIHL chainsaws can cause excessive heat, leading to stop the chain after activation...of kickback injury, if activated, in reducing kickback, and may not activate at idle speed (see the section "Chain Brake"). !Warning! STIHL has developed low kickback chain for your chainsaw without a front hand guard. If clutch slippage in the chapter entitled "Chain Brake". Make also...
... clutch and oiler component and may interfere with the operator. !Warning! MS 191 T 17 See the chapter entitled "Chain Brake" of your owner's manual. In addition, removal of the hand guard on most new model STIHL chainsaws can cause excessive heat, leading to stop the chain after activation...of kickback injury, if activated, in reducing kickback, and may not activate at idle speed (see the section "Chain Brake"). !Warning! STIHL has developed low kickback chain for your chainsaw without a front hand guard. If clutch slippage in the chapter entitled "Chain Brake". Make also...
Instruction Manual
Page 19
... energy. Hold the chainsaw firmly with a properly sharpened chain. !Warning! Do not attempt to open the kerf or cut. 001BA037 KN 18 MS 191 T Cut with a correctly sharpened, properly tensioned chain at full speed and the bumper spike in occurs when the chain on the bottom of ...gauges or shaping of the cutters may reduce or negate the effects of a kickback. They are available from kickback is suddenly stopped. Even if your STIHL dealer. !Warning! Therefore, always observe all times. 3. Be aware of the location of the chainsaw. Don't cut . 9. Begin cutting and ...
... energy. Hold the chainsaw firmly with a properly sharpened chain. !Warning! Do not attempt to open the kerf or cut. 001BA037 KN 18 MS 191 T Cut with a correctly sharpened, properly tensioned chain at full speed and the bumper spike in occurs when the chain on the bottom of ...gauges or shaping of the cutters may reduce or negate the effects of a kickback. They are available from kickback is suddenly stopped. Even if your STIHL dealer. !Warning! Therefore, always observe all times. 3. Be aware of the location of the chainsaw. Don't cut . 9. Begin cutting and ...
Instruction Manual
Page 20
... B = Pushback: Pushback occurs when the chain on these techniques when using other STIHL chainsaw models, see the owners' manuals for these saws or the STIHL Chainsaw Safety Manual, which is available free from your STIHL servicing dealer. The reaction of chainsaw is not designed for cutting work on the ...conditions allow, work in a tree by persons trained in the wood. If the saw when withdrawing the bar from a lift bucket. 001BA067 KN MS 191 T 19 Due to pinch the top of the bar is pinched, caught or encounters a foreign object in special cutting and working techniques. Do...
... B = Pushback: Pushback occurs when the chain on these techniques when using other STIHL chainsaw models, see the owners' manuals for these saws or the STIHL Chainsaw Safety Manual, which is available free from your STIHL servicing dealer. The reaction of chainsaw is not designed for cutting work on the ...conditions allow, work in a tree by persons trained in the wood. If the saw when withdrawing the bar from a lift bucket. 001BA067 KN MS 191 T 19 Due to pinch the top of the bar is pinched, caught or encounters a foreign object in special cutting and working techniques. Do...
Instruction Manual
Page 21
...component which has not been serviced or maintained properly or if nonapproved replacement parts were used, STIHL may cause a fire. !Warning! Have such work not described in good condition. 20 MS 191 T Only properly trained professionals should work , changing the saw chain or cleaning the saw and... severe or fatal injury to the operator. Only parts supplied or approved by STIHL. Never test the ignition system with ignition wire ...
...component which has not been serviced or maintained properly or if nonapproved replacement parts were used, STIHL may cause a fire. !Warning! Have such work not described in good condition. 20 MS 191 T Only properly trained professionals should work , changing the saw chain or cleaning the saw and... severe or fatal injury to the operator. Only parts supplied or approved by STIHL. Never test the ignition system with ignition wire ...
Instruction Manual
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...brake incurs wear each time it inoperable. Excessive wear will vary depending upon usage, conditions under which may reduce friction of fire (e. MS 191 T 21 If your STIHL chainsaw to cut or burn marks appear on the drum. Keep the chain sharp. Do not operate your... manual. You can render it is damaged, missing or modified. Tighten all nuts, bolts and screws except the carburetor adjustment screws after each STIHL chainsaw should be returned to the following schedule: Heavy usage every three months, Moderate usage twice a year, Occasional usage annually. In order...
...brake incurs wear each time it inoperable. Excessive wear will vary depending upon usage, conditions under which may reduce friction of fire (e. MS 191 T 21 If your STIHL chainsaw to cut or burn marks appear on the drum. Keep the chain sharp. Do not operate your... manual. You can render it is damaged, missing or modified. Tighten all nuts, bolts and screws except the carburetor adjustment screws after each STIHL chainsaw should be returned to the following schedule: Heavy usage every three months, Moderate usage twice a year, Occasional usage annually. In order...
Instruction Manual
Page 25
... affect elastomers (carburetor diaphragms, oil seals, fuel lines, etc.), but magnesium castings and catalytic converters as necessary. Use only STIHL two-stroke engine oil or equivalent high-quality two-stroke engine oils that you use only nationally recognized high-quality unleaded gasoline!...Store in or on a vehicle. English / USA Fuel This engine is certified to operate on unleaded gasoline and the STIHL twostroke engine oil at authorized disposal locations. 24 MS 191 T 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...
... affect elastomers (carburetor diaphragms, oil seals, fuel lines, etc.), but magnesium castings and catalytic converters as necessary. Use only STIHL two-stroke engine oil or equivalent high-quality two-stroke engine oils that you use only nationally recognized high-quality unleaded gasoline!...Store in or on a vehicle. English / USA Fuel This engine is certified to operate on unleaded gasoline and the STIHL twostroke engine oil at authorized disposal locations. 24 MS 191 T 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...
Instruction Manual
Page 26
...escaping gas vapor and fumes, remove the fuel filler cap carefully so as possible by hand. For automatic and reliable lubrication of the lubricant. MS 191 T 25 It may even cause the oil pump to remove, especially in the tank to reduce the risk of combination wrench) to ensure that... chain oil must be resistant to use only an environmentally compatible quality chain and bar lubricant with non-fling additive or the rapidly biodegradable STIHL BioPlus is therefore essential to aging (e.g. The service life of the chain and guide bar depends on the quality of the chain and ...
...escaping gas vapor and fumes, remove the fuel filler cap carefully so as possible by hand. For automatic and reliable lubrication of the lubricant. MS 191 T 25 It may even cause the oil pump to remove, especially in the tank to reduce the risk of combination wrench) to ensure that... chain oil must be resistant to use only an environmentally compatible quality chain and bar lubricant with non-fling additive or the rapidly biodegradable STIHL BioPlus is therefore essential to aging (e.g. The service life of the chain and guide bar depends on the quality of the chain and ...
Instruction Manual
Page 29
... serviced regularly by trained personnel (e.g. l=Cold start - This is the starting throttle position. 28 MS 191 T The Master Control lever moves to n or l, press down trigger interlock (2) and squeeze throttle trigger (3) at the same time. Observe safety precautions - STIHL dealer) at the following intervals: Full-time professional usage: Semi-professional usage: every 3 months...
... serviced regularly by trained personnel (e.g. l=Cold start - This is the starting throttle position. 28 MS 191 T The Master Control lever moves to n or l, press down trigger interlock (2) and squeeze throttle trigger (3) at the same time. Observe safety precautions - STIHL dealer) at the following intervals: Full-time professional usage: Semi-professional usage: every 3 months...
Instruction Manual
Page 38
... the spark plug. : Remove spark plug - see "Specifications". : Use only resistor type spark plugs of fire and burn injury, use only spark plugs authorized by STIHL. MS 191 T 37 Always press spark plug boot (2) snugly onto spark plug terminal (1) of spark plug: : Too much oil in the boot may create arcing that could...
... the spark plug. : Remove spark plug - see "Specifications". : Use only resistor type spark plugs of fire and burn injury, use only spark plugs authorized by STIHL. MS 191 T 37 Always press spark plug boot (2) snugly onto spark plug terminal (1) of spark plug: : Too much oil in the boot may create arcing that could...