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General| Engine Type | 2-stroke |
|---|---|
| Displacement | 21.7 cm³ |
| Power Output | 0.6 kW |
| Weight | 4.4 kg |
| Cutting Width | 41 cm |
| Sound Power Level | 107 dB(A) |
Warning: Trimmer can be dangerous; risk of serious or fatal injury.
Read and understand the instruction manual before using the trimmer.
Never use blades with this tool.
Warning: Trimmer line throws objects violently; wear eye protection.
Always use ear protection and protective glasses or visor.
Assist handle must be positioned only below the arrow.
Maintain a 15-meter safety distance from others during operation.
Use unleaded/leaded petrol mixed with 2-stroke oil at 2.5% ratio.
Engine ON/OFF Switch.
Sound power level.
Max speed of output axle, rpm.
Follow safety precautions for operators, including dress code, alertness, and hearing protection.
Safety guidelines for unit operation, maintenance, and using correct parts and accessories.
Precautions for handling and storing fuel, including mixing and avoiding ignition sources.
Guidelines for safely transporting and storing the trimmer, including fuel handling and protection.
Instructions for assembling the trimmer unit, including handle adjustment and shield attachment.
Instructions and warnings for safely fueling the engine with the correct fuel mixture.
Procedure for safely stopping the engine by moving the ON/OFF switch.
Step-by-step guide to start a cold or out-of-fuel engine using choke and primer.
Procedure to start a warm engine, involving half choke and throttle trigger.
Recommended stance and safety gear for operating the trimmer.
Techniques for trimming, scalping, mowing, and sweeping using the trimmer line.
How to advance the trimmer line by tapping the head on the ground.
Inspect unit for loose screws, spark plug boot, and air filter.
Verify condition of ON/OFF switch, fuel tank, and debris shield.
Clean the unit and labels after each use with a damp cloth.
Procedure for cleaning the air filter using soap and water, then oiling.
Instructions for replacing the spark plug annually for better engine starting.
Step-by-step guide for removing and replacing the trimmer line.
Recommendation to contact a service dealer for complex carburetor adjustments.
Procedure for preparing the engine for storage, including oiling and spark plug removal.
Steps for storing the unit during the off-season or for extended periods.
Common causes and remedies for an engine that fails to start.
Causes and solutions for an engine that idles improperly.
Troubleshooting steps for issues like lack of acceleration or stalling under load.
Diagnosing and fixing excessive smoke from the engine.
Identifying and resolving issues that cause the engine to overheat.
Overview of owner's and manufacturer's responsibilities for emissions control warranty.
Details on what parts are covered under the emissions control warranty.
Owner's duty to perform required maintenance and retain receipts.
Exclusions from warranty coverage, including abuse and improper maintenance.
Instructions on how to contact service centers and file a warranty claim.
Owner's responsibility for required maintenance as defined in the manual.
Specifications for engine displacement, speed, power, and fuel capacity.
Weight of the unit without cutting attachment or guard.
Type and diameter specifications for the trimmer head.
Measured sound pressure and sound power levels at idling and racing.
Measured vibration levels for front and rear handles at idling and racing.
The manufacturing year of the Jonsered GT21L trimmer.
The address of the Jonsered manufacturer in Sweden.
