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HL
2 - 20
Instruction Manual

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Table of Contents
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Summarization of Contents

Guide to Using this Manual
Pictograms
Explains symbols and icons used in the manual for safety and information.
Symbols in text
Details warning and caution symbols used within the text of the manual.
Engineering improvements
Notes that STIHL may modify products, and changes may not be covered in the manual.
Safety Precautions and Working Techniques
Clothing and equipment
Specifies required protective clothing and footwear for safe operation.
Transporting the machine
Provides instructions on how to safely transport the hedge trimmer.
Before starting
Lists essential checks and preparations before operating the power tool.
Holding and guiding the machine
Explains how to properly hold and guide the machine for safe control. Includes details for loop and handle hose models.
While working
Covers critical safety aspects and procedures during operation.
When working at heights
Provides specific safety instructions for operating the trimmer at elevated positions.
After finishing work
Details the steps to take after completing work, including cleaning.
Maintenance and Repairs
Outlines general maintenance and repair guidelines.
Using the Unit
Cutting Season
Advises observing local regulations and avoiding noise during rest periods.
Cutting Sequence
Provides guidance on the order and method for cutting hedges.
Disposal
Instructs on the proper disposal of cuttings and the machine.
Preparations
Lists the necessary steps to prepare the unit before starting operation.
Working Techniques
Details various techniques for effective hedge trimming.
Horizontal Cut (with cutter bar at an angle)
Explains the technique for performing a horizontal cut with an angled cutter bar.
Vertical Cut (with cutter bar at an angle)
Describes the method for a vertical cut using an angled cutter bar.
Vertical Cut (with straight cutter bar)
Explains how to perform a vertical cut with a straight cutter bar.
Overhead Cut (with cutter bar at an angle)
Details the technique for trimming hedges from above with an angled cutter bar.
Horizontal Cut (with straight cutter bar)
Explains how to perform a horizontal cut with a straight cutter bar.
Approved Basic Power Tools
All models
Lists all compatible STIHL power tool models for this attachment.
Models with bike handle
States that the HL-0° attachment is not approved for bike-handled machines.
Models with loop handle
Lists compatible models with loop handles.
Machines with handle hose, without bike handle or loop handle
Lists compatible machines with handle hose but no bike or loop handle.
Mounting the Attachment
Preparations for Mounting the Attachment
Outlines safety precautions and steps before mounting the attachment.
Removing the Protective Cap
Describes how to remove the protective cap from the power tool's drive tube.
Removing the gearbox or attachment
Details the procedure for removing existing gearboxes or attachments.
Mounting the Gearbox
Provides step-by-step instructions for mounting the gearbox onto the drive tube.
Models with Loop Handle
Explains how to adjust the loop handle position after mounting.
Fitting the Carrying Ring
Details the process of fitting a carrying ring for harness use.
Adjusting the Cutter Bar
Angle Adjuster - 145°
Explains how to adjust the cutter bar angle using the adjuster.
Transport Position
Describes how to fold and lock the cutter bar for transportation.
Fitting the Harness
Shoulder Strap
Instructions for fitting and adjusting the shoulder strap harness.
Full Harness
Instructions for fitting and adjusting the full harness.
Attaching Machine to Harness
Details how to connect the hedge trimmer to the harness.
Starting / Stopping the Engine
Starting the Engine
Provides instructions for starting the engine, referencing the power tool manual.
Stopping the Engine
Refers to the power tool manual for instructions on stopping the engine.
Lubricating the Gearbox
Blade Drive Gear
Explains lubrication for the blade drive gear, including specific versions (HL 0° and adjustable HL 145°).
Angle Drive Gear
Explains lubrication for the angle drive gear, including specific versions (adjustable HL 145°).
Maintenance and Care
All accessible screws and nuts
Advises checking and retightening accessible screws and nuts.
Cutting blades
Details inspection, resharpening, and replacement of cutting blades.
Gearbox lubrication
Instructions for checking and replenishing gearbox lubrication.
Safety labels
Advises replacing illegible safety labels on the machine.
Minimize Wear and Avoid Damage
Maintenance Work
Covers regular maintenance operations and responsibilities.
Parts Subject to Wear and Tear
Identifies parts subject to normal wear and tear requiring replacement.
Specifications
Cutting Blades
Provides technical specifications for the cutting blades.
Weight
Lists the weight of different hedge trimmer models.
Sound pressure level Lp to ISO 28868
Specifies the sound pressure levels for different models.
Sound power level Lw to ISO 22868
Specifies the sound power levels for different models.
Vibration measurement ahv, eq to ISO 22867
Provides vibration measurement data for different models.
REACH
Information regarding the REACH regulation compliance.

Table of Contents