INDEX
CS-2511TES
251Ts, 251TCs
84
Air cleaner cover 25, 26, 82
Air filter 25, 26, 80, 82, 83
Auto-oiler 4, 50, 54, 55, 56, 82
Ball bearing 57, 82
Bevel gear 78
Brake band 46, 48, 49
Brake connector 46, 48, 49
Brake cover 4, 46, 48, 49
Brake lever 4, 46, 47, 82
Carburetor 2 to 4, 25, 36 to 42, 82, 83
Carburetor adjustment 36, 37, 81
Chain brake 46, 80, 81, 82
Chain catcher 4, 18, 46, 82
Chain oil discharge volume 3, 56
Chain tensioner 77, 82
Clip 21, 34
Clutch 2, 3, 4, 43 to 45, 82
Clutch drum 5, 43 to 45, 80, 82
Clutch hub 4, 43, 45
Clutch plate 43 to 45
Clutch shoes 43, 45, 80
Clutch spring 43, 45, 80
Clutch system 43
Collar, ignition coil 13, 22
Collar, intake bellows (for pulse pas-
sage) 25, 37, 60, 71, 72
Collar, intake bellows 25, 62, 75
Collar, brake connector 46, 49
Collar, brake lever 46, 47
Compression gauge, cylinder 6, 58
Compression pressure 3, 58
Connector, fuel cap 25, 28
Connector, oil cap 50
Cooling air passage, engine 59, 83
Crankcase 4, 39, 57, 61, 62, 81, 82
Crankcase pulse passage 39
Crankshaft 5, 57, 82
Cylinder 4, 5, 57, 59, 61 to 63, 69, 81,
82
Cylinder compression 6, 58, 81
Cylinder sealing 61, 62
Disassembly chart 82
Dust cover 17, 20, 21, 82
Engine 2 to 4, 57 to 69, 82
Exhaust port, cylinder 60, 61, 81
Flywheel 4, 12 to 14, 22 to 25, 80, 82
Front handle 4, 73,
82
Fuel cap 25, 28, 81
Fuel line 25, 29, 33, 34, 81, 83
Fuel return line 25, 29, 33, 34
Fuel strainer 25, 28, 81, 83
Fuel system 25
Fuel tank 2, 25, 29, 83
Fuel tank vent 25, 30, 31
Gasket, carburetor diaphragm 40
Gasket, fuel cap 25, 28
Gasket, oil cap 49
Grease 4, 10, 11, 44, 48, 52, 55, 64
Grommet, fuel tank 25, 33, 34
Guide bar 2 to 4, 77 to 79, 81, 83
Guide bar mounting system 77
Guide bar stud 4, 77, 79
H mixture needle 3, 35, 36
Handle and control system 69
High tension lead 16
Ignition coil 4, 13, 14, 22, 23, 80, 82
Ignition switch 4, 13, 14, 17 to 21, 80,
82
Ignition system 2, 3, 13
Ignition timing 3
Inlet needle valve 39, 81
Intake bellows 4, 38, 61, 82
Key, flywheel 13, 23, 24, 80
L mixture needle 3, 35, 36
Maintenance guide 80 to 83
Metering diaphragm 40
Metering lever 3, 6, 38, 39
Metering lever height 3, 6, 38, 81
Muffler 2, 4, 57, 60, 81 to 83
Needle bearing, clutch 4, 42 to 44, 80
Needle bearing, piston pin 56, 63, 64
Oil cap 49, 81
Oil line 49, 51, 81
Oil seal 4, 6, 56, 64, 81, 82
Oil strainer 49, 83
Oil tank 2, 49, 50, 81, 83
Oil tank vent 49, 50, 81
Piston 5, 6, 56, 63, 64, 68, 81, 82
Piston pin 5, 6, 56, 63, 64
Piston ring 5, 6, 56, 63, 64, 68, 81
Plunger gear, auto-oiler 53 to 55
Pole shoe air gaps 3, 6, 23, 80
Pressure connector 2, 57
Pulse passage 38, 60, 68, 81
Pump diaphragm 40
Purge bulb 25, 32, 80
Rear handle 4, 9, 74 to 76, 82
Rear handle lid 4, 72, 76, 82
Rewind spring 7, 8, 10 to 12, 80
Rewind spring case 7, 8, 10
Rope reel 7 to 12
Saw chain 2, 3, 81
Saw chain lubrication system 49
Screen, carburetor inlet 40
Service information 2 to 6
Service intervals 83
Service limits 5
Spark arrester screen 56, 59
Spark plug 2 to 4, 13 to 16, 80, 82, 83
Spark plug cap 13, 16, 80
Spark plug cap coil 13, 16, 80
Spark plug gap 3, 15
Spark tester 5, 6, 15
Special repairing materials 4
Special tools 6
Specifications 2
Spring, anti-vibration system 4, 69,
73 to 75, 81, 82
Spring, metering lever 38, 39
Spring pin 39
Sprocket 2, 5, 43, 44, 82, 83
Sprocket guard 77, 78, 82
Starter case 4, 7, 8
Starter grip 7, 9
Starter pawl 4, 12, 80, 82
Starter rope 2, 9, 80
Starter system 7, 83
Switch lead 19, 20, 22
Technical data 3
Test pressure, carburetor 3, 37
Throttle adjust screw 3, 35, 36
Throttle lockout 69, 72
Throttle rod 41, 69, 72
Throttle trigger 69, 72, 81
Torque limits 4
Torsion spring, brake lever 45, 46
Torsion spring, starter pawl 12
Torsion spring, control system 69, 72
Troubleshooting guide 80, 81
Welch plug 6, 40, 81
Worm gear 44, 49, 52, 82
