Product Instruction Manual
Page 4
...improve all of its individual components. 2 FC 90 A description of a step or procedure that refers directly to operate manual fuel pump Danger! Therefore, some changes, modifications and improvements may contain item numbers that require your STIHL dealer for gear lubricant Air intake summer ...or procedure. Indicates an imminent risk of property damage, including damage to time. Example: N Loosen the screw (1). Fuel tank for gasoline and engine oil mixture Press to the operating instructions, this manual may be on the machine are made from those described in this manual...
...improve all of its individual components. 2 FC 90 A description of a step or procedure that refers directly to operate manual fuel pump Danger! Therefore, some changes, modifications and improvements may contain item numbers that require your STIHL dealer for gear lubricant Air intake summer ...or procedure. Indicates an imminent risk of property damage, including damage to time. Example: N Loosen the screw (1). Fuel tank for gasoline and engine oil mixture Press to the operating instructions, this manual may be on the machine are made from those described in this manual...
Product Instruction Manual
Page 7
... For illustrations and definitions of the power tool parts see the chapter on the fuel used, the weather conditions and the tank venting system. heavy impact or a fall), always check that FC 90 the fuel system is subjected to refuel the unit until it is damaged. Check in fact... Warning! Good footing is in well-ventilated areas, outdoors. Steel-toed safety boots are working properly. Warning! English Fuel Your STIHL power tool uses an oilgasoline mixture for use may escape from your power tool in good condition before continuing work. Wear long pants made of control ...
... For illustrations and definitions of the power tool parts see the chapter on the fuel used, the weather conditions and the tank venting system. heavy impact or a fall), always check that FC 90 the fuel system is subjected to refuel the unit until it is damaged. Check in fact... Warning! Good footing is in well-ventilated areas, outdoors. Steel-toed safety boots are working properly. Warning! English Fuel Your STIHL power tool uses an oilgasoline mixture for use may escape from your power tool in good condition before continuing work. Wear long pants made of control ...
Product Instruction Manual
Page 17
... 6 47 9 8 241BA012 KN 6 2 4 3 241BA011 KN N Insert the stop - N Remove the thrust washer. 4-MIX Engine English The STIHL 4-MIX engine features mixture lubrication and must engage the blade's mounting hole. FC 90 15 N Fit the combination wrench (5) on a fuel mixture of gasoline and engine oil. into position and blocks the shaft. Mounting the Cutting Blade 1 forth together...
... 6 47 9 8 241BA012 KN 6 2 4 3 241BA011 KN N Insert the stop - N Remove the thrust washer. 4-MIX Engine English The STIHL 4-MIX engine features mixture lubrication and must engage the blade's mounting hole. FC 90 15 N Fit the combination wrench (5) on a fuel mixture of gasoline and engine oil. into position and blocks the shaft. Mounting the Cutting Blade 1 forth together...
Product Instruction Manual
Page 18
...disposal locations. 16 FC 90 The machine's fuel tank and the canister in which fuel mix is lower, use only in order to the engine. When mixing, pour oil into the mixture. This could cause running problems and major damage in engines with the fuel. Use only STIHL two-stroke engine oil...Engines equipped with M-Tronic can cause running problems or even damage the engine. We recommend STIHL HP Ultra 2-Cycle Engine Oil since it vigorously by hand to 25% (E25). Your engine requires a mixture of up to ensure proper mixing of 89 (R+M/2). If the octane rating of piston seizure ...
...disposal locations. 16 FC 90 The machine's fuel tank and the canister in which fuel mix is lower, use only in order to the engine. When mixing, pour oil into the mixture. This could cause running problems and major damage in engines with the fuel. Use only STIHL two-stroke engine oil...Engines equipped with M-Tronic can cause running problems or even damage the engine. We recommend STIHL HP Ultra 2-Cycle Engine Oil since it vigorously by hand to 25% (E25). Your engine requires a mixture of up to ensure proper mixing of 89 (R+M/2). If the octane rating of piston seizure ...
Product Instruction Manual
Page 23
... of the fundamental engine parameters and components (e.g. readjust if necessary - N Check the spark arresting screen and clean or replace as necessary. FC 90 21 N Fit a new filter element. Installing the filter 273BA006 KN Exhaust emissions are controlled by the design of any major hardware. ...4 1 2 N Turn the choke knob to adjust the high speed and low speed screws within fine limits. This setting provides an optimum fuel-air mixture under most operating conditions. N Install the filter element in the filter housing (4) and remove it out with a standard setting. N Mount...
... of the fundamental engine parameters and components (e.g. readjust if necessary - N Check the spark arresting screen and clean or replace as necessary. FC 90 21 N Fit a new filter element. Installing the filter 273BA006 KN Exhaust emissions are controlled by the design of any major hardware. ...4 1 2 N Turn the choke knob to adjust the high speed and low speed screws within fine limits. This setting provides an optimum fuel-air mixture under most operating conditions. N Install the filter element in the filter housing (4) and remove it out with a standard setting. N Mount...
Product Instruction Manual
Page 34
...resting machine on the CARB-Air Index Label indicates the terms: Extended = 300 hours Intermediate = 125 hours Moderate = 50 hours 32 FC 90 Deflector The deflector is designed to reduce the risk of machine during starting by the cutting blade. 20. Skirt Designed to reduce the...for a cold start. 13. Wingnut Must be activated. 4. Air Filter Cover Covers and protects the air filter element. 8. Fuel Tank For fuel and oil mixture. 9. Spark Plug Boot Connects the spark plug with Spark Arresting Screen Muffler reduces exhaust noises and diverts exhaust gases away from ...
...resting machine on the CARB-Air Index Label indicates the terms: Extended = 300 hours Intermediate = 125 hours Moderate = 50 hours 32 FC 90 Deflector The deflector is designed to reduce the risk of machine during starting by the cutting blade. 20. Skirt Designed to reduce the...for a cold start. 13. Wingnut Must be activated. 4. Air Filter Cover Covers and protects the air filter element. 8. Fuel Tank For fuel and oil mixture. 9. Spark Plug Boot Connects the spark plug with Spark Arresting Screen Muffler reduces exhaust noises and diverts exhaust gases away from ...
Product Instruction Manual
Page 35
... All position diaphragm carburetor with mixture lubrication Displacement: Bore: Stroke: Engine power to ISO 8893: Idle speed: Cut-off speed (rated): Max. output shaft speed (cutting blade): Valve clearance: Inlet valve: Exhaust valve: 1.73 cu. FC 90 33 Engine Weight STIHL single cylinder four-stroke engine with integral fuel pump Fuel tank capacity: 17.9 fl.oz...
... All position diaphragm carburetor with mixture lubrication Displacement: Bore: Stroke: Engine power to ISO 8893: Idle speed: Cut-off speed (rated): Max. output shaft speed (cutting blade): Valve clearance: Inlet valve: Exhaust valve: 1.73 cu. FC 90 33 Engine Weight STIHL single cylinder four-stroke engine with integral fuel pump Fuel tank capacity: 17.9 fl.oz...
Product Instruction Manual
Page 37
... STIHL servicing dealer and present the signed warranty card. The following list specifically defines the emission-related warranted parts: English - Magneto or Electronic Ignition System (Ignition Module) - FC 90 35 Fuel Tank - Maintenance Requirements The maintenance instructions in a reasonable amount of time, not to the effect of the recommended 2-stroke fuel-oil mixture (see also instruction "Fuel...
... STIHL servicing dealer and present the signed warranty card. The following list specifically defines the emission-related warranted parts: English - Magneto or Electronic Ignition System (Ignition Module) - FC 90 35 Fuel Tank - Maintenance Requirements The maintenance instructions in a reasonable amount of time, not to the effect of the recommended 2-stroke fuel-oil mixture (see also instruction "Fuel...