STIHL TS 400 1
6. Ignition system 28
6.1 Spark plug terminal 28
6.2 Ignition lead 29
6.3 Ignition module 30
6.3.1 Ignition timing 30
6.3.2 Removal and
installation 30
6.4 Stop switch lead /
ground lead 31
6.5 Flywheel 32
7. Starter 34
7.1 General 34
7.2 Rewind spring 34
7.2.1 Replacement 34
7.2.2 Tensioning 35
7.3 Starter wheel 35
8. AV handle system 36
9. Throttle control 37
9.1 Throttle trigger interlock,
throttle trigger 37
9.2 Leaf spring 38
9.3 Rod 38
9.4 Handle 38
9.5 Handle mount 39
10. Fuel system 39
10.1 Air filter 39
10.2 Carburetor 41
10.2.1 Leakage testing 41
10.2.2 Removal and
installation 41
10.3 Carburetor adjustment 43
10.4 Tank vent 44
10.5 Pick-up body 45
10.6 Fuel hose 45
10.7 Impulse hose 46
10.8 Manifold 47
10.9 Tank housing 47
11. Special tools and
service accessories 50
11.1 Special tools 50
11.2 Service accessories 52
TABLE OF CONTENTS
1. Introduction 2
2. Specifications 3
2.1 Engine 3
2.2 Fuel system 3
2.3 Ignition system 4
2.4 Cutting wheels 4
2.5 Special accessories 4
2.5.1 For the user 4
2.5.2 For service engineers 4
2.6 Tightening torques 5
3. Cutting wheel drive 6
3.1 Bearing with guard 6
3.2 Checking axial and
radial runout 9
3.3 V-belt 11
3.4 V-belt pulley /
clutch drum 11
3.5 Clamp 12
4. Clutch 13
4.1 Removal and
installation 13
5. Engine 13
5.1 Muffler 13
5.2 Leakage testing 14
5.2.1 Preparatory steps 14
5.2.2 Testing with excess
pressure 15
5.2.3 Testing with negative
pressure 16
5.4 Rotary shaft seals 17
5.5 Exposing the cylinder 18
5.6 Cylinder and piston 19
5.6.1 Removal 19
5.6.2 Installation 20
5.7 Piston rings 22
5.8 Decompression valve 22
5.9 Crankcase 23
5.9.1 Removing the
crankshaft 23
5.9.2 Installing the
crankshaft 25
STIHl
© 1995, Andreas Stihl, Waiblingen
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