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User manual Stihl, model FS 300

Manafacture: Stihl
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If your daily working time is longer than normal or cutting conditions are difficult ( very dusty work area etc.), shorten the specified intervals accordingly. beforestarting workafter finishing work or dailyafter eachrefueling stopweeklymonthlyevery 12 monthsif problemif damagedas required Cutting tools Inspect X X Replace X Check tightness X X Metal cutting tools Sharpen X X Gearbox lubrication Check X Replenish X Safety labels Replace X 1) STIHL recommends that this work be done by a STIHL servicing dealer FS 300, FS 350, FS 400, FS 450, FS 480 English / USA Parts and Controls 2 4 3 5 6 1 7 8 9 10 11 256BA077 KN 17 16 12 1315 18 14 256BA078 KN 19 20 256BA079 KN 1 Handlebar 2 Handle heating switch ( Special accessory) 3 Throttle trigger 4 Slide control 5 Throttle trigger interlock 6 Clamp screws 7 Carrying strip 8 Fuel pump 9 Choke knob 10 Filter cover 11 Fuel tank 12 Spark plug boot 13 Decompression valve 14 Muffler 15 Starter grip 16 Carburetor adjusting screws 17 Fuel filler cap 18 Guard plate 19 Cutting tool 20 Deflector FS 300, FS 350, FS 400, FS 450, FS 480 English / USA Definitions 1. Handlebar For easy control of the machine with both hands during cutting work. 2. Handle Heating Switch. For switching the electric handle heating on and off. 3. Throttle Trigger Controls the speed of the engine. 4. Slide Control For starting throttle, run and stop. Keeps the throttle partially open during starting, switches the engine’s ignition off to stop the engine. 5. Throttle Trigger Interlock Must be depressed before the throttle trigger can be activated. 6. Clamp Screws Locks handlebar in selected position. 7. Carrying Strip The device to connect the clearing saw to the harness. 8. Fuel Pump Provides additional fuel feed for a cold start. 9. Choke Knob Eases engine starting by enriching mixture. 10. Filter cover Encloses and protects the air filter. 11. Fuel Tank For fuel and oil mixture. 12. Spark Plug Boot Connects the spark plug to the ignition lead. 13. Decompression Valve To ease starting. 14. Muffler Reduces exhaust noises and diverts exhaust gases away from operator. 15. Starter Grip The grip of the pull starter, which is the device to start the engine. 16. Carburetor Adjusting Screws For tuning the carburetor. 17. Fuel Filler Cap For closing the fuel tank. 18. Guard plate For resting machine on the ground. 19. Cutting Tool The cutting attachment for different purposes. 20. Deflector The deflector is designed to reduce the risk of injury from foreign objects flung backwards toward the operator by the cutting tool and from contact with the cutting tool. A skirt at the bottom of the deflector must be adjusted as described in the chapter on " Cutting tools and Deflectors". FS 300, FS 350, FS 400, FS 450, FS 480 English / USA Specifications EPA / CEPA: The Emission Compliance Period referred to on the Emissions Compliance Label indicates the number of operating hours for which the engine has been shown to meet Federal emission requirements. Category: A = 300 hours, B = 125 hours, C = 50 hours CARB: The Emission Compliance Period used on the CARB- Air Index Label indicates the terms: Extended = 300 hours, Intermediate = 125 hours, Moderate = 50 hours Engine STIHL single cylinder two-stroke engine Displacement FS 300: 1.88 cu.in (30.8 cm3) FS 350: 2.45 cu.in (40.2 cm3) FS 400: 2.45 cu.in (40.2 cm3) FS 450: 2.70 cu.in (44.3 cm3) FS 480: 2.96 cu.in (48.7 cm3 Bore FS 300: 1.38 in (35 mm) FS 350: 1.57 in (40 mm) FS 400: 1.57 in (40 mm) FS 450: 1.65 in (42 mm) FS 480: 1.73 in (44 mm) Stroke FS 300, 350, FS 400, 450, 480: 1.26 in (32 mm) Engine power to ISO 8893 FS 300: 1.3 kW (1.8 bhp) FS 350: 1.6 kW (2.2 bhp) FS 400: 1.9 kW (2.6 bhp) FS 450: 2.1 kW (2.8 bhp) FS 480: 2.2 kW (3.0 bhp) Max. engine speed FS 300, 350: 12 300 rpm FS 400, 450, 480: 12 500 rpm Idle speed 2 800 rpm Max. output shaft speed (cutting tool) FS 300, 350, 400, 400 L, 450, 450 L, 480, 480 L: 8 930 rpm FS 400 K, 450 K, 480 K: 8 750 rpm Ignition System Type electronic (breakerless) magneto ignition with electronic speed governor Spark plug (suppressed) Bosch WSR 6 F, NGK BPMR 7 A or Champion RCJ 6 Y ( not all markets) Electrode gap 0.02 in (0.5 mm) Spark plug thread M 14x1.25; 0.37 in (9.5 mm) long Rewind Starter Starter rope FS 300, FS 350: 0.12 in dia. x 33.5 in (O 3.0 x 850 mm) FS 400, 450, 480: 0.12 in dia. x 31.5 in (O 3.0 x 800 mm) Dimensions Overall length without cutting tool FS 300, 350, 400, 450, 480: 69.5 in ( 1 765 mm) FS 400 K, 450 K, 480 K: 64.4 in ( 1 635 mm) FS 400 L, 450 L, 480 L: 71.9 in ( 1 825 mm) Carburetor All position diaphragm carburetor with integral fuel pump Air Filter Paper filter element Fuel tank capacity FS 300, 350: 1.35 US pt (0.64l) FS 400, 450, 480: 1.42 US pt (0.67l) Fuel miture see chapter " Fuel" Weight without cutting tool and deflector FS 300, 350: 15.4 lb (7.0 kg) FS 400, 450, 480: 17.6 lb (8.0 kg) FS 400 K/ L, 450 K/L, 480 K/L: 17.8 lb ( 8.1 kg) FS 300, FS 350, FS 400, FS 450, FS 480 English / USA Special ...