Product Instruction Manual
Page 3
... the Air Filter 38 Engine Management 38 Adjusting the Carburetor 38 Spark Arresting Screen in this manual to reduce the risk of the instructions in Muffler 39 Spark Plug 39 Starter rope 40 Storing the Machine 41 Checking and Replacing... Main Parts Specifications Special Accessories Ordering Spare Parts Maintenance and Repairs STIHL Incorporated Federal Emission Control Warranty Statement STIHL Incorporated California Exhaust and Evaporative Emissions Control Warranty Statement Trademarks { MS 170, MS 170 C, MS 180, MS 180 C Allow only persons who fully understand 42 this 55...
... the Air Filter 38 Engine Management 38 Adjusting the Carburetor 38 Spark Arresting Screen in this manual to reduce the risk of the instructions in Muffler 39 Spark Plug 39 Starter rope 40 Storing the Machine 41 Checking and Replacing... Main Parts Specifications Special Accessories Ordering Spare Parts Maintenance and Repairs STIHL Incorporated Federal Emission Control Warranty Statement STIHL Incorporated California Exhaust and Evaporative Emissions Control Warranty Statement Trademarks { MS 170, MS 170 C, MS 180, MS 180 C Allow only persons who fully understand 42 this 55...
Product Instruction Manual
Page 9
... boot may cause arcing that the spark plug boot is running! Keep the handles clean and dry at least 10 feet (3 m) from the fueling spot, outdoors only. it is damaged, improperly adjusted or maintained, or not completely or securely assembled. MS 170, MS 170 C, MS 180, MS 180 C 7 Before Starting Take off... the chain becomes loose while cutting, shut off the chain guard (scabbard) and inspect the saw for additional information. Warning! STIHL Oilomatic chain, guide bar and sprocket must move freely and always spring back to reduce the risk of the instruction manual.) Warning...
... boot may cause arcing that the spark plug boot is running! Keep the handles clean and dry at least 10 feet (3 m) from the fueling spot, outdoors only. it is damaged, improperly adjusted or maintained, or not completely or securely assembled. MS 170, MS 170 C, MS 180, MS 180 C 7 Before Starting Take off... the chain becomes loose while cutting, shut off the chain guard (scabbard) and inspect the saw for additional information. Warning! STIHL Oilomatic chain, guide bar and sprocket must move freely and always spring back to reduce the risk of the instruction manual.) Warning...
Product Instruction Manual
Page 13
...moving while the engine is equipped with a damaged or missing chain catcher. Warning! Have your STIHL servicing dealer only. move for a short period after the throttle trigger is blocked increases the...risk of personal injury in sets. Never modify your employer or a local OSHA representative. MS 170, MS 170 C, MS 180, MS 180 C 11 This may be flung off the engine immediately - To reduce the ...saw is idling. Such objects may also permanently damage the engine. fins of the cylinder, spark plug) become hot during normal operation may result in the feel of the saw. You may be...
...moving while the engine is equipped with a damaged or missing chain catcher. Warning! Have your STIHL servicing dealer only. move for a short period after the throttle trigger is blocked increases the...risk of personal injury in sets. Never modify your employer or a local OSHA representative. MS 170, MS 170 C, MS 180, MS 180 C 11 This may be flung off the engine immediately - To reduce the ...saw is idling. Such objects may also permanently damage the engine. fins of the cylinder, spark plug) become hot during normal operation may result in the feel of the saw. You may be...
Product Instruction Manual
Page 25
...sprocket clean; For these reasons, each STIHL chain saw in the instruction manual). Store chain saw should also be securely attached.) A loose connection between spark plug terminal and the ignition wire connector in good condition. Always press spark plug boot snugly onto spark plug terminal of fire and hearing loss. ... are always clean and in the boot may damage parts of the instruction manual. twice a year, Occasional usage - MS 170, MS 170 C, MS 180, MS 180 C 23 Use the specified spark plug and make sure it is damaged, missing or modified. annually.
...sprocket clean; For these reasons, each STIHL chain saw in the instruction manual). Store chain saw should also be securely attached.) A loose connection between spark plug terminal and the ignition wire connector in good condition. Always press spark plug boot snugly onto spark plug terminal of fire and hearing loss. ... are always clean and in the boot may damage parts of the instruction manual. twice a year, Occasional usage - MS 170, MS 170 C, MS 180, MS 180 C 23 Use the specified spark plug and make sure it is damaged, missing or modified. annually.
Product Instruction Manual
Page 37
...(2) and blip the throttle trigger (4); see "Spark plug" N Set the master control lever to warm start n - to the stop position 0 MS 170, MS 170 C, MS 180, MS 180 C 35 N Move the master control lever to clear the combustion chamber N Replace the spark plug - see "Spark plug" N Dry spark plug N Crank the engine several times with the ... the chain brake is cold N Restart the engine N Move the master control lever to the stop position 0 N Remove the spark plug - even if the engine is off the engine 143BA012 KN English If the engine does not start The master control lever was not...
...(2) and blip the throttle trigger (4); see "Spark plug" N Set the master control lever to warm start n - to the stop position 0 MS 170, MS 170 C, MS 180, MS 180 C 35 N Move the master control lever to clear the combustion chamber N Replace the spark plug - see "Spark plug" N Dry spark plug N Crank the engine several times with the ... the chain brake is cold N Restart the engine N Move the master control lever to the stop position 0 N Remove the spark plug - even if the engine is off the engine 143BA012 KN English If the engine does not start The master control lever was not...
Product Instruction Manual
Page 41
.... place the cover in the same direction If the saw chain begins to rotate - then back off the spark plug boot N Unscrew spark plug MS 170, MS 170 C, MS 180, MS 180 C 39 N Pull off 1/2 turn in position and secure it with a spark arresting screen. N If the engine is damaged or heavily carbonized, fit a new one. These factors cause deposits to...
.... place the cover in the same direction If the saw chain begins to rotate - then back off the spark plug boot N Unscrew spark plug MS 170, MS 170 C, MS 180, MS 180 C 39 N Pull off 1/2 turn in position and secure it with a spark arresting screen. N If the engine is damaged or heavily carbonized, fit a new one. These factors cause deposits to...
Product Instruction Manual
Page 42
...spark plug boot (1) snugly onto spark plug terminal (2) of the proper size. (Note: If terminal has detachable SAE adapter nut, it replaced by STIHL. N Undo the screws on the fan housing and hand guard respectively N Remove the fan housing N Tension or, if necessary, replace the starter rope or rewind spring 40 MS 170, MS 170 C, MS 180, MS... edge of fire and burn injury, use only spark plugs authorized by your dealer. English Checking the Spark Plug Starter rope A N Clean dirty spark plug. N Use only resistor type spark plugs of spark plug: - N Check electrode gap (A) and readjust ...
...spark plug boot (1) snugly onto spark plug terminal (2) of the proper size. (Note: If terminal has detachable SAE adapter nut, it replaced by STIHL. N Undo the screws on the fan housing and hand guard respectively N Remove the fan housing N Tension or, if necessary, replace the starter rope or rewind spring 40 MS 170, MS 170 C, MS 180, MS... edge of fire and burn injury, use only spark plugs authorized by your dealer. English Checking the Spark Plug Starter rope A N Clean dirty spark plug. N Use only resistor type spark plugs of spark plug: - N Check electrode gap (A) and readjust ...
Product Instruction Manual
Page 49
... Spark plug Readjust electrode gap Replace after 100 hours of operation All accessible screws and nuts (not adjusting screws) 2) Retighten Check1) Spark arresting screen in muffler (not all markets) Clean, replace if necessary1) Check X Chain catcher Replace Safety labels Replace 1) STIHL recommends a STIHL servicing dealer. 2) Firmly tighten down the cylinder base screws of operation. X X X X X X X MS 170, MS 170 C, MS 180, MS...
... Spark plug Readjust electrode gap Replace after 100 hours of operation All accessible screws and nuts (not adjusting screws) 2) Retighten Check1) Spark arresting screen in muffler (not all markets) Clean, replace if necessary1) Check X Chain catcher Replace Safety labels Replace 1) STIHL recommends a STIHL servicing dealer. 2) Firmly tighten down the cylinder base screws of operation. X X X X X X X MS 170, MS 170 C, MS 180, MS...
Product Instruction Manual
Page 50
... 17 18 19 23 20 24 22 21 25 1 Shroud Lock 2 Carburetor Adjusting Screw 3 Decompression Valve1) (Automatically Resetting) 4 Chain Brake 5 Muffler with Spark Arresting Screen 6 Chain Sprocket 7 Chain Sprocket Cover 8 Chain Catcher 9 Front Chain Tensioner1) 10 Guide Bar 11 Oilomatic Saw Chain 12 Adjusting Wheel for Quick ...of Wingnut for Quick Chain Tensioner1) 14 Oil Filler Cap 15 Bumper Spike 16 Front Hand Guard 17 Front Handle (Handlebar) 18 Spark Plug Boot 19 Starter Grip 20 Master Control Lever 21 Fuel Filler Cap 22 Throttle Trigger 23 Throttle Trigger Lockout 24 Rear Handle 25 Rear...
... 17 18 19 23 20 24 22 21 25 1 Shroud Lock 2 Carburetor Adjusting Screw 3 Decompression Valve1) (Automatically Resetting) 4 Chain Brake 5 Muffler with Spark Arresting Screen 6 Chain Sprocket 7 Chain Sprocket Cover 8 Chain Catcher 9 Front Chain Tensioner1) 10 Guide Bar 11 Oilomatic Saw Chain 12 Adjusting Wheel for Quick ...of Wingnut for Quick Chain Tensioner1) 14 Oil Filler Cap 15 Bumper Spike 16 Front Hand Guard 17 Front Handle (Handlebar) 18 Spark Plug Boot 19 Starter Grip 20 Master Control Lever 21 Fuel Filler Cap 22 Throttle Trigger 23 Throttle Trigger Lockout 24 Rear Handle 25 Rear...
Product Instruction Manual
Page 51
when activated. 4 Chain Brake A device to the operator's hands. (not illustrated) MS 170, MS 170 C, MS 180, MS 180 C 49 Guide Bar Nose The exposed end of the guide bar. (not illustrated, see chapter "Tensioning the Saw Chain") Clutch Couples engine to chain ... against wood. 16 Front Hand Guard Provides protection against projecting branches and helps prevent left hand at the rear of the saw . 18 Spark Plug Boot Connects the spark plug with Spark Arresting Screen Muffler reduces engine exhaust noises and diverts exhaust gases away from touching the chain if it breaks or comes off the...
when activated. 4 Chain Brake A device to the operator's hands. (not illustrated) MS 170, MS 170 C, MS 180, MS 180 C 49 Guide Bar Nose The exposed end of the guide bar. (not illustrated, see chapter "Tensioning the Saw Chain") Clutch Couples engine to chain ... against wood. 16 Front Hand Guard Provides protection against projecting branches and helps prevent left hand at the rear of the saw . 18 Spark Plug Boot Connects the spark plug with Spark Arresting Screen Muffler reduces engine exhaust noises and diverts exhaust gases away from touching the chain if it breaks or comes off the...
Product Instruction Manual
Page 52
...(9.32 mm) Groove width: 0.043 in. (1.1 mm) 3/8" Picco chain Low kickback STIHL saw chain (with integral fuel pump Fuel tank capacity: 8.5 fl.oz (0.25 L) Chain lubrication Engine STIHL single cylinder two-stroke engine MS 170 Displacement: Bore: Stroke: Engine power to ISO 7293: Idle speed: 1.84 cu. ...30.1 cm3) 1.45 in. (37 mm) 1.1 in (28 mm) 1.7 hp (1.3 kW) at 9,000 rpm 2,800 rpm Electronic magneto ignition (breakerless) Spark plug (resistor Bosch WSR 6 F, type): NGK BPMR 7 A Electrode gap: 0.02 in. (0.5 mm) Fuel System All position diaphragm carburetor with green label) ...
...(9.32 mm) Groove width: 0.043 in. (1.1 mm) 3/8" Picco chain Low kickback STIHL saw chain (with integral fuel pump Fuel tank capacity: 8.5 fl.oz (0.25 L) Chain lubrication Engine STIHL single cylinder two-stroke engine MS 170 Displacement: Bore: Stroke: Engine power to ISO 7293: Idle speed: 1.84 cu. ...30.1 cm3) 1.45 in. (37 mm) 1.1 in (28 mm) 1.7 hp (1.3 kW) at 9,000 rpm 2,800 rpm Electronic magneto ignition (breakerless) Spark plug (resistor Bosch WSR 6 F, type): NGK BPMR 7 A Electrode gap: 0.02 in. (0.5 mm) Fuel System All position diaphragm carburetor with green label) ...
Product Instruction Manual
Page 56
...maintenance at and after the first scheduled replacement point. 54 MS 170, MS 170 C, MS 180, MS 180 C Deviations from this manual are based on emission-related parts and must be provided without charge to STIHL Incorporated specifications that part. Mechanical diagnostic work shall be free... not conforming to the owner. Spark Plug - Any warranted part which leads to any of the emission test. Carburetor - Choke (Cold Start Enrichment System) - Clamps - Limitations This Emission Control Systems Warranty shall not cover any authorized STIHL servicing dealer and present the signed...
...maintenance at and after the first scheduled replacement point. 54 MS 170, MS 170 C, MS 180, MS 180 C Deviations from this manual are based on emission-related parts and must be provided without charge to STIHL Incorporated specifications that part. Mechanical diagnostic work shall be free... not conforming to the owner. Spark Plug - Any warranted part which leads to any of the emission test. Carburetor - Choke (Cold Start Enrichment System) - Clamps - Limitations This Emission Control Systems Warranty shall not cover any authorized STIHL servicing dealer and present the signed...
Product Instruction Manual
Page 57
... Manifold, Magneto or Electronic Ignition System (Ignition Module), Spark Plug, Catalytic Converter (if applicable), Fuel Tank, Fuel Cap, Fuel Line, Fuel Line Fittings, Clamps, Fasteners. MS 170, MS 170 C, MS 180, MS 180 C 55 STIHL Incorporated must be replaced by STIHL Incorporated at 1-800-4678445 or you are not exempted by STIHL Incorporated STIHL Incorporated warrants to the ultimate purchaser and each...
... Manifold, Magneto or Electronic Ignition System (Ignition Module), Spark Plug, Catalytic Converter (if applicable), Fuel Tank, Fuel Cap, Fuel Line, Fuel Line Fittings, Clamps, Fasteners. MS 170, MS 170 C, MS 180, MS 180 C 55 STIHL Incorporated must be replaced by STIHL Incorporated at 1-800-4678445 or you are not exempted by STIHL Incorporated STIHL Incorporated warrants to the ultimate purchaser and each...
Product Instruction Manual
Page 58
... Magneto or Electronic Ignition System (Ignition Module), Spark Plug, Catalytic Converter (if applicable), Fuel Tank, Fuel Cap, Fuel Line, Fuel Line Fittings, Clamps, Fasteners Where to make a Claim for Warranty Service Bring the STIHL product to any warranted part under warranty. Any... will not reduce the period of warranty coverage. STIHL Incorporated is still eligible for warranty coverage. 56 MS 170, MS 170 C, MS 180, MS 180 C That notwithstanding, any adjustment of any authorized STIHL servicing dealer and present the signed STIHL product registration card, or the print-out of ...
... Magneto or Electronic Ignition System (Ignition Module), Spark Plug, Catalytic Converter (if applicable), Fuel Tank, Fuel Cap, Fuel Line, Fuel Line Fittings, Clamps, Fasteners Where to make a Claim for Warranty Service Bring the STIHL product to any warranted part under warranty. Any... will not reduce the period of warranty coverage. STIHL Incorporated is still eligible for warranty coverage. 56 MS 170, MS 170 C, MS 180, MS 180 C That notwithstanding, any adjustment of any authorized STIHL servicing dealer and present the signed STIHL product registration card, or the print-out of ...
Parts List
Page 13
...8969 1 Kabelschuh A5-1,5 14 1130 448 1201 1 Kabelhalter 15 9075 478 4155 2 Schraube IS-D5x24 Part Name Désignation Flywheel Collar nut M8x1 Ignition module ) 4, 5 Spark plug boot Torsion spring Short circuit wire ) 7 - 9 Terminal socket 4.81 (D) Grommet Terminal socket 3.5 Insulator Ground wire 125mm / 4 15/16'' ) 12, 13 ... 125 mm ) 12, 13 Clip enfichable 4,8-1 Cosse de câble A5-1,5 Attache de câble Vis cylindrique IS-D5x24 (1) MS 170, (2) MS 170 C MS 170, MS 170 C 13 Teile-Nr. Illustration F Zündanlage Ignition system Dispositif d'allumage BildNr.
...8969 1 Kabelschuh A5-1,5 14 1130 448 1201 1 Kabelhalter 15 9075 478 4155 2 Schraube IS-D5x24 Part Name Désignation Flywheel Collar nut M8x1 Ignition module ) 4, 5 Spark plug boot Torsion spring Short circuit wire ) 7 - 9 Terminal socket 4.81 (D) Grommet Terminal socket 3.5 Insulator Ground wire 125mm / 4 15/16'' ) 12, 13 ... 125 mm ) 12, 13 Clip enfichable 4,8-1 Cosse de câble A5-1,5 Attache de câble Vis cylindrique IS-D5x24 (1) MS 170, (2) MS 170 C MS 170, MS 170 C 13 Teile-Nr. Illustration F Zündanlage Ignition system Dispositif d'allumage BildNr.