1TS 700, TS 800
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© ANDREAS STIHL AG & Co. KG, 2012
Contents
RA_376_00_01_04
1. Introduction 2
2. Safety precautions 3
3. Specifications 4
3.1 Power unit 4
3.2 Fuel system 4
3.3 Ignition system 4
3.4 Abrasive wheels 5
3.5 Special accessories 5
3.6 Tightening torques 6
4. Troubleshooting 8
4.1 Clutch 8
4.2 Rewind starter 9
4.3 Ignition system 10
4.4 Carburetor 11
4.5 Power unit 14
5. Abrasive wheel drive 15
5.1 Bearing with guard 15
5.2 Testing radial and axial
truth of running 18
5.3 Ribbed V-belt 20
5.4 Starter cup 20
5.5 Belt pulley /
clutch drum 21
5.6 Tensioner 21
6. Clutch 22
7. Power unit 24
7.1 Muffler 24
7.2 Leakage test 24
7.2.1 Preparations 25
7.2.2 Pressure test 26
7.2.3 Vacuum test 26
7.3 Oil seals 27
7.4 Remove shroud 28
7.5 Expose cylinder 29
7.6 Cylinder and piston 30
7.6.1 Removal 30
7.6.2 Installation 31
7.6.3 Diaphragm, stratified
scavenging 34
7.7 Piston rings 34
7.8 Crankcase /
crankshaft 35
7.8.1 Removal 35
7.8.2 Installation 37
7.9 Decompression valve 41
8. Ignition system 42
8.1 Ignition module 42
8.1.1 Removal / installation 42
8.2 Ignition timing 43
8.3 Testing the ignition
module 44
8.4 Ignition lead /
spark plug boot 45
8.5 Removing and installing
the flywheel 46
8.6 Short circuit wire 47
8.6.1 Testing 47
8.6.2 Removal / installation 48
8.7 Troubleshooting chart,
ignition system 50
9. Rewind starter 53
9.1 General 53
9.2 Removal / installation 53
9.3 Pawls 53
9.4 Rope rotor 54
9.5 Starter rope / grip 55
9.6 Tension the
rewind spring 56
9.7 Replacing the
rewind spring 57
9.8 Starter rope
guide bushing 58
10. Repairing the
AV system 58
10.1 Rubber buffer between
front handle and
crankcase 59
10.2 Rubber buffer between
crankcase and tank
housing 59
10.3 Spring between
crankcase and tank
housing 61
10.4 Rubber buffers 62
10.5 Front handle 62
11. Actuating levers 63
11.1 Switch shaft,
stop switch 63
11.2 Throttle trigger /
interlock lever 64
12. Fuel system 66
12.1 Air filter 66
12.1.1 Air filter base 67
12.2 Carburetor 68
12.2.1 Removal / installation 68
12.2.2 Leakage testing 70
12.3 Carburetor repair 70
12.3.1 Metering diaphragm 70
12.3.2 Inlet needle 71
12.3.3 Fixed jet 72
12.3.4 Pump diaphragm 72
12.3.5 Choke shaft /
choke shutter 73
12.3.6 Throttle shaft /
throttle shutter 75
12.3.7 Air flap shaft / air flap 77
12.3.8 Air flap rod 78
12.3.9 Adjusting the
air flap rod 80
12.3.10 Sealing rings of choke
and air flap shaft 82
12.3.11 Adjusting screws 82
12.4 Carburetor adjustment 83
12.4.1 Basic setting 83
12.4.2 User setting 84
12.5 Removal and installation
of the manifolds 86
12.5.1 Intake manifold 86
12.5.2 Removal and installation
of the manifold 87
12.5.3 Impulse hose 88
12.6 Tank vent 88
12.6.1 Testing 88
12.6.2 Removal / installation
of the tank vent 89
12.7 Fuel intake 90
12.7.1 Pick-up body 90
12.7.2 Fuel hose 91
12.7.3 Fuel filler cap 92
12.7.4 Removal / installation
of the tank housing 93
13. Special tools 94
14. Service accessories 96
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