Stihl MS 180 C-BE Product Instruction Manual - Page 51

Definitions 1 Shroud Lock Lock for the shroud. 2 Carburetor Adjusting Screw For tuning the carburetor. 3 Decompression Valve (Automatically Resetting) Releases compression pressure to make engine starting easier - when activated. 4 Chain Brake A device to stop the rotation of the chain. Is activated in a kickback situation by the operator's hand or by inertia. 5 Muffler with Spark Arresting Screen Muffler reduces engine exhaust noises and diverts exhaust gases away from operator. Spark arresting screen is designed to reduce the risk of fire. 6 Chain Sprocket The toothed wheel that drives the saw chain. 7 Chain Sprocket Cover Covers the clutch and chain sprocket. 8 Chain Catcher Helps to reduce the risk of operator contact by a chain when it breaks or comes off the bar. 9 Front Chain Tensioner Permits precise adjustment of chain tension. 10 Guide Bar Supports and guides the saw chain. 11 Oilomatic Saw Chain A loop consisting of cutters, tie straps and drive links. 12 Adjusting Wheel for Quick Chain Tensioner Permits precise adjustment of chain tension. 13 Handle of Wingnut for Quick Chain Tensioner Has to be released to tension chain with adjusting wheel. 14 Oil Filler Cap For closing the oil tank. 15 Bumper Spike Toothed stop for holding saw steady against wood. 16 Front Hand Guard Provides protection against projecting branches and helps prevent left hand from touching the chain if it slips off the handlebar. It also serves as the lever for chain brake activation. 17 Front Handle (Handlebar) Handlebar for the left hand at the front of the saw. 18 Spark Plug Boot Connects the spark plug with the ignition lead. 19 Starter Grip The grip of the pull starter, for starting the engine. English 20 Master Control Lever Lever for choke control, starting throttle, run and stop switch position. 21 Fuel Filler Cap For closing the fuel tank. 22 Throttle Trigger Controls the speed of the engine. 23 Throttle Trigger Lockout Must be depressed before the throttle trigger can be activated. 24 Rear Handle The support handle for the right hand, located at the rear of the saw. 25 Rear Hand Guard Gives added protection to operator's right hand. Guide Bar Nose The exposed end of the guide bar. (not illustrated, see chapter "Tensioning the Saw Chain") Clutch Couples engine to chain sprocket when engine is accelerated beyond idle speed. (not illustrated) Anti-Vibration System The anti-vibration system includes a number of anti-vibration elements designed to reduce the transmission of vibrations created by the engine and cutting attachment to the operator's hands. (not illustrated) MS 170, MS 170 C, MS 180, MS 180 C 49