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Stihl HT 131 User Manual

Stihl HT 131
66 pages
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STIH)
STIHL Basismotor 4180
2007-11
HL 100
HT 100
HT 101
HT 130
HT 131
KM 90
KM 100
KM 110
KM 130
FC 90
FC 95
FC 100
FC 110
FS 90
FS 100
FS 110
FS 130

Other manuals for Stihl HT 131

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Stihl HT 131 Specifications

General IconGeneral
Engine Power1.4 kW (1.9 bhp)
Displacement36.3 cc
Sound Power Level106 dB(A)
Overall Length270 - 390 cm
Guide Bar Length30 cm
Power SourceGas
Chain Pitch3/8"
Chain Gauge1.3 mm

Summary

2. Safety Precautions

General Safety Guidelines

Crucial safety instructions for operating and servicing the power tool.

3.4 Tightening Torques

Torque Specifications Table

A table listing fasteners, thread sizes, components, and required torque values.

4. Troubleshooting

4.1 Clutch Problems

Lists common clutch issues, their causes, and recommended remedies.

4.2 Rewind Starter Problems

4.3 Ignition System Problems

4.4 Carburetor Problems

4.5 Engine Problems

5. Rewind Starter and Shroud

5.4 Starter Rope

6.2 Carburetor Servicing

6.2.1 Carburetor Leakage Test

Procedure to test the carburetor for leaks using specialized equipment.

6.2.2 Carburetor Removal and Installation

6.2.3 Manual Fuel Pump

6.2.4 Metering Diaphragm

6.2.7 Pump Diaphragm

6.4 Idle Speed Adjustment

6.4.1 Basic Idle Speed Setting

6.5.2 Replacing Tank Vent

7. Engine

7.1 Compression Pressure

Procedure for measuring engine compression pressure.

7.2 Valve Clearance Check

Process for checking and adjusting valve clearances when the engine is cold.

7.3 Rocker Arms and Pushrods

7.4 Cam Followers and Cam Gear

7.6 Clutch

7.6.1 Clutch Removal and Disassembly

Steps to remove and take apart the clutch assembly.

7.6.2 Clutch Assembly and Installation

7.6.3 Clutch Drum and Bearing

7.7 Flywheel

7.8 Crankshaft

7.8.1 Replacing Oil Seals (Starter Side)

Procedure for replacing oil seals on the starter side of the crankshaft.

7.8.1 Replacing Oil Seals (Flywheel Side)

7.8.2 Crankcase, Lower Half

7.8.3 Crankshaft Assembly

7.8.4 Piston

7.8.5 Piston Rings

7.9 Valves and Valve Springs

7.10 Upper Crankcase and Cylinder

7.11 Leakage Test

Engine Leakage Testing

Procedures for performing vacuum and pressure tests on the engine.

8. Ignition System

8.2 Ignition Module

8.3 Testing Ignition System

8.4 Ignition System Troubleshooting

Troubleshooting Flowchart

A flowchart to diagnose and resolve ignition system faults.

9. Throttle Control

9.3 Adjusting Throttle Cable

9.3.2 Control Handle without Slide

9.3.3 Checking Adjustment

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