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Stihl FS 90 - User Manual

Stihl FS 90
122 pages
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Instruction Manual
Manual de instrucciones
Warning!
For safe operation follow all safety
precautions in Instruction Manual - improper
use can cause serious injury.
Advertencia!
Para su seguridad durante el manejo de este
producto, siga siempre las precauciones de
seguridad dadas en el manual de
instrucciones - el uso indebido puede causar
lesiones graves.
STIH)
STIHL FS 90
BA_FS90_86_U_J5.book Seite 0 Donnerstag, 29. September 2005 11:30 11
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Stihl FS 90 Specifications

General IconGeneral
Engine Displacement28.4 cc
Fuel TypeGasoline
Handle TypeLoop handle
Shaft TypeStraight
Fuel Capacity0.53 l
Weight5.8 kg
Cutting AttachmentAutocut 25-2
Engine Power0.95 kW (1.27 bhp)

Summary

Safety Precautions and Working Techniques

High-Speed Tool Hazards

General safety for high-speed cutting tools, risk of serious injury.

Operator and Training Requirements

Importance of reading, understanding, and dealer training for safe operation.

Operator Fitness and Alertness

Covers physical/mental condition, fatigue, and vibration-related health risks.

Protective Apparel and Hearing Safety

Details requirements for protective clothing, eye, and hearing protection.

Power Tool Handling and Transport Safety

Guidelines for safe handling, control, and transport of the power tool.

Fuel Handling and Refueling Safety

Precautions for handling fuel, refueling procedures, and cap tightening.

Pre-Start Checks and Warnings

Procedures and warnings for checking the tool's condition before starting operation.

Safe Starting Procedures and Adjustments

Detailed steps for starting the engine and making important adjustments like idle speed.

Safe Operation and Working Conditions

Guidelines for controlling the tool during operation and working in safe conditions.

Operational Hazards and Emergency Procedures

Addresses dust inhalation, operating instructions, and emergency engine shutdown.

Cutting Attachment Safety and Maintenance

Covers safety checks, attachment security, blade condition, and gearbox heat.

USING THE CUTTING ATTACHMENTS

Approved Combinations of Cutting Tool, Deflector, Handle and Harness

Matching Components for Safe Operation

Table and warnings on selecting correct combinations for safe use.

Mounting the Bike Handle

Mounting the Loop Handle

Adjusting the Throttle Cable

Mounting the Deflector

4-MIX Engine

Fuel Mixture Requirements

Details the fuel mixture (gasoline and oil) for the 4-MIX engine.

Fueling

Fuel Mixture Preparation and Storage

Guides on preparing and storing fuel mixtures, including mixing ratios.

Fuel Filler Cap Closing

Instructions for properly closing the fuel filler cap to prevent spillage and fire.

Fuel Filler Cap Opening

Step-by-step instructions for safely opening the fuel filler cap.

Fitting the Harness

Balancing the Brushcutter

Starting; Stopping the Engine

Control Identification and Operation

Identifies controls and their positions for starting, running, and stopping the engine.

Starting; Stopping the Engine

Engine Starting Procedure

Detailed steps for starting the engine, including choke and throttle use.

Engine Stopping Procedure

Instructions on how to safely stop the engine.

Starting; Stopping the Engine

Troubleshooting Engine Start Failures

Guidance on what to do if the engine does not start, including choke and spark plug checks.

Adjusting the Carburetor

Standard Carburetor Settings

Details the factory standard settings and initial adjustments for the carburetor.

Fine Tuning Carburetor Adjustments

Guidance on fine-tuning the carburetor based on altitude and performance.

Adjusting the Carburetor

Idle Speed Adjustment Procedures

How to adjust idle speed for smooth running and to prevent attachment rotation.

Checking the Spark Plug

Spark Plug Inspection and Service

Guides on removing, cleaning, checking gap, and replacing the spark plug.

Lubricating the Gearbox

Replacing Starter Rope and Rewind Spring

Storing the Machine

Sharpening Metal Cutting Tools

Maintenance Chart

Maintenance Chart

Maintenance and Repairs

Not for California: STIHL Incorporated Federal Emission Control Warranty Statement

For California only: STIHL Incorporated California Exhaust and Evaporative Emissions Control Warranty Statement

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