Instruction Manual
Page 3
... you do not understand any of the instructions in the two manuals. VA1.M16. 0000000537_009_GB { MM 55, MM 55 C This instruction manual is equipped with electronic systems. 1 Contact your STIHL dealer or the STIHL distributor for a high-speed power tool, some special safety precautions must be recycled. Make sure your... 13 Extra weight 15 Wheels 16 Operating Instructions 17 Replacing the Air Filter 18 Engine Management 18 Adjusting the Carburetor 19 Spark Plug 20 Engine Running Behavior 21 Storing the Machine 21 Inspections and Maintenance by copyright.
... you do not understand any of the instructions in the two manuals. VA1.M16. 0000000537_009_GB { MM 55, MM 55 C This instruction manual is equipped with electronic systems. 1 Contact your STIHL dealer or the STIHL distributor for a high-speed power tool, some special safety precautions must be recycled. Make sure your... 13 Extra weight 15 Wheels 16 Operating Instructions 17 Replacing the Air Filter 18 Engine Management 18 Adjusting the Carburetor 19 Spark Plug 20 Engine Running Behavior 21 Storing the Machine 21 Inspections and Maintenance by copyright.
Instruction Manual
Page 12
... plug or with a pressure washer. Tighten all nuts, bolts and screws, except the carburetor adjustment screws, after each use or operate gasoline-powered tools on any maintenance or repair...sparkarresting screen to use . Strictly follow the maintenance and repair instructions in the instruction manual. 10 MM 55, MM 55 C Forest Service, may damage parts of fire; Do not attempt any blade. This may ... are always clean and in hot or dry weather. WARNING Do not operate your STIHL servicing dealer only. An improperly maintained muffler will increase the risk of the working...
... plug or with a pressure washer. Tighten all nuts, bolts and screws, except the carburetor adjustment screws, after each use or operate gasoline-powered tools on any maintenance or repair...sparkarresting screen to use . Strictly follow the maintenance and repair instructions in the instruction manual. 10 MM 55, MM 55 C Forest Service, may damage parts of fire; Do not attempt any blade. This may ... are always clean and in hot or dry weather. WARNING Do not operate your STIHL servicing dealer only. An improperly maintained muffler will increase the risk of the working...
Instruction Manual
Page 13
...MM 55, MM 55 C 11 This, in turn, increases the risk of piston seizure and damage to operate on the MultiEngine: BF-MM FC-MM RL-MM FS-MM BK-MM MF-MM 1 N Loosen knob (1) N Fold out bicycle handle in working position as far as well. it will go N Tighten knob KW-MM MultiTool BF-MM BK-MM RL-MM FC-MM FS-MM MF-MM KW-MM... KB-MM KB-MM Application Pick tines Bolo tines Aerator Edger Clearing saw Dethatcher STIHL PowerSweepTM Bristle brush English Fuel This engine is also important. ...
...MM 55, MM 55 C 11 This, in turn, increases the risk of piston seizure and damage to operate on the MultiEngine: BF-MM FC-MM RL-MM FS-MM BK-MM MF-MM 1 N Loosen knob (1) N Fold out bicycle handle in working position as far as well. it will go N Tighten knob KW-MM MultiTool BF-MM BK-MM RL-MM FC-MM FS-MM MF-MM KW-MM... KB-MM KB-MM Application Pick tines Bolo tines Aerator Edger Clearing saw Dethatcher STIHL PowerSweepTM Bristle brush English Fuel This engine is also important. ...
Instruction Manual
Page 17
...to e quickly enough after the engine began to e - N Refit the spark plug - Always use original STIHL additional weight. Detach the weights on the bolt. to e. Fuel tank run until completely dry N After ... bolt (3) and remove the outer weight (4) N Detach the inner weight (5) and remove it from the bolt MM 55, MM 55 C 15 even if the engine is flooded. even if the bulb is filled with an additional weight (special ... the side without the square - WARNING Make sure the carburetor is idling. N Now start N Move the slide control to the machine and personal injuries.
...to e quickly enough after the engine began to e - N Refit the spark plug - Always use original STIHL additional weight. Detach the weights on the bolt. to e. Fuel tank run until completely dry N After ... bolt (3) and remove the outer weight (4) N Detach the inner weight (5) and remove it from the bolt MM 55, MM 55 C 15 even if the engine is flooded. even if the bulb is filled with an additional weight (special ... the side without the square - WARNING Make sure the carburetor is idling. N Now start N Move the slide control to the machine and personal injuries.
Instruction Manual
Page 19
...in the engine are not needed during the break-in period. In this period. As all moving parts have the wheels installed by authorized STIHL dealers. For longer out-ofservice periods - N Insert the bolt (2) with the washer (3) through the hole (4) in the flange N Fit... the process, push the notched plate toward the handle N The wheels must fold down . This protects enginemounted components (ignition, carburetor) from sources of cooling air. MM 55, MM 55 C 17 in the desired working position; if necessary, loosen the nut (5) by the flow of ignition, until you need ...
...in the engine are not needed during the break-in period. In this period. As all moving parts have the wheels installed by authorized STIHL dealers. For longer out-ofservice periods - N Insert the bolt (2) with the washer (3) through the hole (4) in the flange N Fit... the process, push the notched plate toward the handle N The wheels must fold down . This protects enginemounted components (ignition, carburetor) from sources of cooling air. MM 55, MM 55 C 17 in the desired working position; if necessary, loosen the nut (5) by the flow of ignition, until you need ...
Instruction Manual
Page 21
... idle speed screw (LA) clockwise until the cutting/working attachment must not rotate. 469BA058 KN 469BA059 KN Adjusting the Carburetor Standard Setting English General Information The carburetor comes from the factory with a standard setting. N Check the air filter and clean or replace if necessary. N...attachment stops moving and then turn ). Attachment runs when engine is idling, have your machine checked and repaired by your servicing dealer. MM 55, MM 55 C 19 N Turn the low speed screw (L) clockwise as far as stop , then turn it back 3/4 turn in the muffler...
... idle speed screw (LA) clockwise until the cutting/working attachment must not rotate. 469BA058 KN 469BA059 KN Adjusting the Carburetor Standard Setting English General Information The carburetor comes from the factory with a standard setting. N Check the air filter and clean or replace if necessary. N...attachment stops moving and then turn ). Attachment runs when engine is idling, have your machine checked and repaired by your servicing dealer. MM 55, MM 55 C 19 N Turn the low speed screw (L) clockwise as far as stop , then turn it back 3/4 turn in the muffler...
Instruction Manual
Page 22
Fine Tuning for Operation at part throttle. 20 MM 55, MM 55 C Install a new spark plug after every correction to the low speed screw (L). too much engine oil in fuel mix, - NOTICE After returning from high altitude, reset the carburetor to start or runs poorly at part throttle etc.) affect the condition of the spark plug...
Fine Tuning for Operation at part throttle. 20 MM 55, MM 55 C Install a new spark plug after every correction to the low speed screw (L). too much engine oil in fuel mix, - NOTICE After returning from high altitude, reset the carburetor to start or runs poorly at part throttle etc.) affect the condition of the spark plug...
Instruction Manual
Page 23
...Installing the spark plug 0000-GXX-1830-A0 If engine running behavior is unsatisfactory even though the air filter is clean and the carburetor is properly adjusted, the cause may occur that the fuel is disposed of correctly and without harming the environment N Run the engine until... that could ignite combustible fumes and cause a fire. MM 55, MM 55 C 21 This can result in a safe and dry place. If the machine is dry, this helps to property. Always press the spark plug boot (1) snugly onto the spark plug terminal (2). STIHL recommends that you have servicing and repair work carried out...
...Installing the spark plug 0000-GXX-1830-A0 If engine running behavior is unsatisfactory even though the air filter is clean and the carburetor is properly adjusted, the cause may occur that the fuel is disposed of correctly and without harming the environment N Run the engine until... that could ignite combustible fumes and cause a fire. MM 55, MM 55 C 21 This can result in a safe and dry place. If the machine is dry, this helps to property. Always press the spark plug boot (1) snugly onto the spark plug terminal (2). STIHL recommends that you have servicing and repair work carried out...
Instruction Manual
Page 25
Maintenance and Care The following intervals apply to normal operating conditions only. MM 55, MM 55 C before starting work after finishing work area, etc.), shorten the specified intervals... replaced by servicing dealer1) All accessible screws and nuts (not adjusting screws) Retighten Safety labels Replace 1) STIHL recommends an authorized STIHL servicing dealer. If your daily working /cutting attachment must not move X X Readjust idle Spark plug Readjust...servicing dealer1) X Have cleaned or replaced by servicing dealer1) Fuel tank Clean Carburetor Check idle adjustment -
Maintenance and Care The following intervals apply to normal operating conditions only. MM 55, MM 55 C before starting work after finishing work area, etc.), shorten the specified intervals... replaced by servicing dealer1) All accessible screws and nuts (not adjusting screws) Retighten Safety labels Replace 1) STIHL recommends an authorized STIHL servicing dealer. If your daily working /cutting attachment must not move X X Readjust idle Spark plug Readjust...servicing dealer1) X Have cleaned or replaced by servicing dealer1) Fuel tank Clean Carburetor Check idle adjustment -
Instruction Manual
Page 26
English Main Parts 10 9 8 7 11 12 13 15 16 14 18 17 19 3 20 21 1 4 2 5 6 22 23 # 1 Manual Fuel Pump 2 Carburetor Adjusting Screws 3 Spark Plug Boot 4 Starter Grip 5 Muffler with Spark Arresting Screen 6 Fuel Tank 7 Left Handle 8 Control Handle 9 Throttle Trigger Lockout 10 Slide Control 11 Throttle Trigger 12 Handlebar 13 Knob 14 Throttle Cable Retainer 15 Loop Handle 16 Fuel Filler Cap 17 Air Filter Cover 18 Choke Lever 19 Carrying Handle 20 Deflector 21 Gearbox 22 Shaft 23 Hitch Pin # Serial Number 469BA055 KN 24 MM 55, MM 55 C
English Main Parts 10 9 8 7 11 12 13 15 16 14 18 17 19 3 20 21 1 4 2 5 6 22 23 # 1 Manual Fuel Pump 2 Carburetor Adjusting Screws 3 Spark Plug Boot 4 Starter Grip 5 Muffler with Spark Arresting Screen 6 Fuel Tank 7 Left Handle 8 Control Handle 9 Throttle Trigger Lockout 10 Slide Control 11 Throttle Trigger 12 Handlebar 13 Knob 14 Throttle Cable Retainer 15 Loop Handle 16 Fuel Filler Cap 17 Air Filter Cover 18 Choke Lever 19 Carrying Handle 20 Deflector 21 Gearbox 22 Shaft 23 Hitch Pin # Serial Number 469BA055 KN 24 MM 55, MM 55 C
Instruction Manual
Page 27
Definitions 1 Manual Fuel Pump Provides additional fuel feed for a cold start. 2 Carburetor Adjusting Screws For tuning the carburetor. 3 Spark Plug Boot Connects the spark plug with the ignition lead. 4 Starter Grip The grip of operating hours for starting the engine...pull starter, for which the engine has been shown to meet Federal emission requirements. in. (27.2 cm3) Bore: 1.34 in. (34 mm) Stroke: 1.18 in . (0.5 mm) MM 55, MM 55 C 25 output shaft speed (working tool) 200 rpm Ignition system Electronic magneto ignition Spark plug (suppressed): Electrode gap: Bosch WSR 6F, NGK...
Definitions 1 Manual Fuel Pump Provides additional fuel feed for a cold start. 2 Carburetor Adjusting Screws For tuning the carburetor. 3 Spark Plug Boot Connects the spark plug with the ignition lead. 4 Starter Grip The grip of operating hours for starting the engine...pull starter, for which the engine has been shown to meet Federal emission requirements. in. (27.2 cm3) Bore: 1.34 in. (34 mm) Stroke: 1.18 in . (0.5 mm) MM 55, MM 55 C 25 output shaft speed (working tool) 200 rpm Ignition system Electronic magneto ignition Spark plug (suppressed): Electrode gap: Bosch WSR 6F, NGK...
Instruction Manual
Page 28
... may appear alone on waste disposal. 000BA073 KN 26 MM 55, MM 55 C Observe all country-specific waste disposal rules and regulations. Genuine STIHL parts can be performed only by the STIHL part number, the { logo and, in the garbage can. English Fuel system All position diaphragm carburetor with integral fuel pump Fuel tank capacity: 11.1 oz...
... may appear alone on waste disposal. 000BA073 KN 26 MM 55, MM 55 C Observe all country-specific waste disposal rules and regulations. Genuine STIHL parts can be performed only by the STIHL part number, the { logo and, in the garbage can. English Fuel system All position diaphragm carburetor with integral fuel pump Fuel tank capacity: 11.1 oz...
Instruction Manual
Page 29
... the ultimate purchaser. Owner's Warranty Responsibilities As the small off -road equipment engine to a STIHL service center as soon as the carburetor and the ignition system. STIHL Incorporated recommends that is equivalent in your small off -road equipment engine owner, you are responsible...non road engines. Your emission control system includes parts such as a MM 55, MM 55 C 27 It can also be used in materials and workmanship which cause it to fail to conform with U.S. STIHL Incorporated Federal Emission Control Warranty Statement Your Warranty Rights and Obligations The ...
... the ultimate purchaser. Owner's Warranty Responsibilities As the small off -road equipment engine to a STIHL service center as soon as the carburetor and the ignition system. STIHL Incorporated recommends that is equivalent in your small off -road equipment engine owner, you are responsible...non road engines. Your emission control system includes parts such as a MM 55, MM 55 C 27 It can also be used in materials and workmanship which cause it to fail to conform with U.S. STIHL Incorporated Federal Emission Control Warranty Statement Your Warranty Rights and Obligations The ...
Instruction Manual
Page 30
... Electronic Control Unit) - Catalytic Converter (if applicable) - Box 2015, Virginia Beach, VA 23450-2015 www.stihlusa.com Coverage by STIHL Incorporated at the time of two years. Diagnosis You, as the owner, shall not be warranted for the cost of "repair or... for the period of time, not to the owner. Air Filter - Carburetor (if applicable) - Fuel Pump - Choke (Cold Start Enrichment System) (if applicable) - Control Linkages - Fly Wheel - Spark Plug - Injection Valve (if applicable) - Muffler - Fuel Tank - Fuel Line - Fuel Line Fittings 28 MM 55, MM 55 C
... Electronic Control Unit) - Catalytic Converter (if applicable) - Box 2015, Virginia Beach, VA 23450-2015 www.stihlusa.com Coverage by STIHL Incorporated at the time of two years. Diagnosis You, as the owner, shall not be warranted for the cost of "repair or... for the period of time, not to the owner. Air Filter - Carburetor (if applicable) - Fuel Pump - Choke (Cold Start Enrichment System) (if applicable) - Control Linkages - Fly Wheel - Spark Plug - Injection Valve (if applicable) - Muffler - Fuel Tank - Fuel Line - Fuel Line Fittings 28 MM 55, MM 55 C