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Definitions
1Carburetor Box Cover Twist Lock Lock for carburetor box cover.
2Carburetor Adjusting Screws For tuning the carburetor.
3Manual Fuel Pump
Provides additional fuel feed for a cold start.
4Decompression Valve (Automatically Resetting)
Releases compression pressure to make engine starting easier – when activated.
5Chain Brake
A device to stop the rotation of the chain. Is activated in a kickback situation by the operator's hand or by inertia.
6Muffler
Reduces engine exhaust noises and diverts exhaust gases away from operator.
7Chain Sprocket
The toothed wheel that drives the saw chain.
8Chain Sprocket Cover
Covers the clutch and chain sprocket.
9Chain Catcher
Helps to reduce the risk of operator contact by a chain when it breaks or comes off the bar.
10Chain Tensioner
Permits precise adjustment of chain tension.
11Guide Bar
Supports and guides the saw chain.
12Oilomatic Saw Chain
A loop consisting of cutters, tie straps and drive links.
13Oil Filler Cap
For closing the oil tank.
14Bumper Spike
Toothed stop for holding saw steady against wood.
15Front 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.
16Front Handle (Handlebar)
Handlebar for the left hand at the front of the saw.
17Starter Grip
The grip of the pull starter, for starting the engine.
18Spark Plug Boot
Connects the spark plug with the ignition lead.
19Master Control Lever
Lever for starting, operating and
20Fuel Filler Cap
For closing the fuel tank.
21Throttle Trigger
Controls the speed of the engine.
22Throttle Trigger Lockout
Must be depressed before the throttle trigger can be activated.
English
23Rear Handle
The support handle for the right hand, located at the rear of the saw.
24Rear 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
MS 250 | 53 |