Stihl MS 261 C User Manual

2 MS 261, MS 261 C
Contents
12. Fuel System 98
12.1 Air Filter 98
12.2 Baffle 98
12.3 Filter Base 98
12.4 Air Guide Shrouds 100
12.4.1 Air Guide Shrouds –
Models with Manual
Fuel Pump 101
12.4.2 Air Guide Shrouds –
Models with Heating 104
12.5 Carburetor 109
12.5.1 Leakage Test 111
12.6 Servicing the
Carburetor 112
12.6.1 Metering Diaphragm 112
12.6.2 Inlet Needle 113
12.6.3 Pump Diaphragm 114
12.6.4 Levers on
Throttle Shaft 115
12.6.5 Adjusting Screws 116
12.7 Adjusting the
Carburetor 118
12.7.1 Basic Setting 118
12.7.2 Standard setting 119
12.8 Carburetor Carrier 120
12.9 Intake Manifold 121
12.10 Tank Vent 122
12.10.1 Testing 122
12.10.2 Removing and
Installing 123
12.11 Fuel Intake 123
12.11.1 Pickup Body 123
12.11.2 Fuel Hose 124
12.11.3 Fuel Hose – Models
with Manual Fuel
Pump 125
12.11.4 Manual Fuel Pump 127
12.11.5 Tank Housing 128
13. Heating System 130
13.1 Carburetor Heating 130
13.1.1 Testing the Complete
System 130
13.1.2 Testing the
Heating Element 130
13.1.3 Thermostatic Switch 131
13.2 Carburetor
Heating System
Troubleshooting
Chart 132
13.3 Handle Heating
System 133
13.3.1 Troubleshooting 133
13.4 Heater Switch 133
13.5 Heating Element
in Rear Handle 135
13.6 Heating Element
in Handlebar 136
13.7 Generator 137
13.7.1 Handle Heating and
Generator
Troubleshooting
Chart 139
13.7.2 Test Connections and
Test Values 141
13.8 Wiring Harness 143
14. Special Servicing
Tools 147
15. Servicing Aids 149

Stihl MS 261 C Specifications

General

Brand	Stihl
Model	MS 261 C
Category	Chainsaw
Language	English