Stihl STIHL SG 51, 71 STIHL SG 51, 71 (en)

SG 51, 71

Instruction Manual2 - 14

English

Contents

1 Guide to Using this Manual.........................2

2 Safety Precautions and Working Techni‐

ques............................................................ 2

3 Assembling the Unit.................................... 6

4 Harness.......................................................7

5 Controls.......................................................8

6 Filling the Container.................................... 9

7 Spraying......................................................9

8 After Spraying........................................... 10

9 Storing the Machine.................................. 10

10 Inspection and Maintenance by User........10

11 Maintenance and Care..............................11

12 Main Parts.................................................12

13 Specifications............................................12

14 Troubleshooting........................................ 13

15 Maintenance and Repairs......................... 13

16 Disposal.................................................... 13

17 EC Declaration of Conformity................... 14

18 UKCA Declaration of Conformity.............. 14

Dear Customer,

Thank you for choosing a quality engineered STIHL product.

It has been built using modern production techni‐ ques and comprehensive quality assurance. Every effort has been made to ensure your satis‐ faction and trouble-free use of the product.

Please contact your dealer or our sales company if you have any queries concerning this product.

Your

Dr. Nikolas Stihl

1 Guide to Using this Manual

1.1 Pictograms

All the pictograms attached to the machine are shown and explained in this manual.

1.2 Symbols in text

WARNING

Warning where there is a risk of an accident or personal injury or serious damage to property.

NOTICE

Caution where there is a risk of damaging the machine or its individual components.

1.3 Engineering improvements

STIHL's philosophy is to continually improve all of its products. For this reason we may modify the design, engineering and appearance of our products periodically.

Therefore, some changes, modifications and improvements may not be covered in this man‐ ual.

2 Safety Precautions and

Working Techniques

This instruction manual covers a STIHL sprayer which is also referred to as the unit in the descriptions.

Special safety precautions must be observed when working with this sprayer.

It is important that you read the instruction manual before first use and keep it in a safe place for future reference. Non-observance of the instruction manual may result in seri‐ ous or even fatal injury.

2.1 General

Observe all applicable local safety regulations, standards and ordinances.

If you have not used this model before: Have your dealer or other experienced user show you how it is operated or attend a special course in its operation.

Minors should never be allowed to use this prod‐ uct.

Keep bystanders, especially children, and ani‐ mals away from the work area.

When the sprayer is not in use, put it in a place where it does not endanger others. Secure it against unauthorized use.

Original Instruction Manual

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Printed on chlorine-free paper

Printing inks contain vegetable oils, paper can be recycled.

0458-597-0121-C. VA0.C22.

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2 Safety Precautions and Working Techniques English

The user is responsible for avoiding injury to third parties or damage to their property.

Do not lend or rent your sprayer without the instruction manual. Be sure that anyone using it understands the information contained in this manual.

Do not operate your sprayer if any of its compo‐ nents are damaged. Make sure that all compo‐ nents are properly sealed – no leaks.

Pressurize the tank only with the pump that is installed in the sprayer.

Operate the sprayer only if it is complete and properly assembled.

To operate this sprayer you must be rested, in good physical condition and mental health.

Do not operate the sprayer if you are under the influence of any substance (drugs, alcohol) which might impair vision, dexterity or judgment.

2.2 Intended use

The sprayer is suitable for spraying chemicals and other liquids to control pests and weeds. Typical areas of application are in fruit and vege‐ table growing, horticulture, plantations, grassland and the forestry industry.

Only use plant protection products that are spe‐ cifically approved for use in sprayers.

Do not use your sprayer for any other purpose because of the increased risk of accidents and damage to the sprayer. Never attempt to modify your sprayer in any way since this may result in accidents or damage to the sprayer.

2.3 Clothing and Equipment

Wear proper protective clothing and equipment when using, filling and cleaning the sprayer. Fol‐ low the chemical manufacturer's instructions with respect to protective equipment.

Clothing must be snug-fitting but allow complete freedom of movement.

Immediately change work clothes contaminated with plant control chemicals.

For some chemicals it is necessary to wear impermeable coveralls.

If you are spraying overhead, wear impermeable head covering.

Do not wear sandals or go barefoot.

Wear a suitable respirator.

Inhaling plant control chemicals may endanger your health. Always wear a suitable respirator to protect yourself against health risks and allergic reactions. Observe warnings in the directions for use of the plant protection product and all appli‐ cable local safety regulations, standards and ordinances.

2.4 Transport

Transporting in a vehicle:

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2.5 Cleaning

Clean plastic surfaces with a cloth. Do not use aggressive detergents. They may damage the plastic.

Do not use a pressure washer to clean the unit. The solid jet of water may damage parts of the unit.

2.6 Accessories

Only use parts and accessories that are explicitly approved for this tool by STIHL or are technically identical. If you have any questions in this respect, consult a servicing dealer. Use only high quality parts and accessories in order to avoid the risk of accidents and damage to the tool.

STIHL recommends the use of genuine STIHL replacement parts. They are specifically designed to match your model and meet your performance requirements.

Wear impermeable safety boots with a non-slip sole which are resistant to plant control chemicals.

Wear impermeable gloves resistant to plant control chemicals.

WARNING

To reduce the risk of eye injuries, wear snug-fitting safety glasses in accordance with European Standard EN 166. Make sure the safety glasses are a good fit.

Properly secure the sprayer to prevent turn‐ over and damage. The tank must be de-pressurized, empty and clean.

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English 2 Safety Precautions and Working Techniques

When filling from central water supply, do not

Never attempt to modify your tool in any way since this may increase the risk of personal injury. STIHL excludes all liability for personal injury and damage to property caused while using unauthorized attachments.

2.7 Handling Chemicals

Read the instructions supplied with the plant pro‐ tection chemical prior to use. Follow the instruc‐ tions with respect to mixing, using, personal pro‐ tection equipment, storage and disposal.

Observe legal requirements for handling plant protection chemicals.

Plant protection chemicals may contain substan‐ ces that are harmful to humans, animals, plants and the environment – risk of poisoning and risk of serious or fatal injuries!

Avoid contact with plant protection chemicals.

Plant protection chemicals may be used only by persons trained in their handling and the appro‐ priate first-aid measures.

Keep instructions or label of the plant protection chemical available at all times in order to inform the doctor about the chemical concerned in an emergency. In an emergency, follow the chemi‐ cal manufacturer's instructions provided or on the label. Observe manufacturer's safety data sheets.

2.7.1 Mixing plant protection chemicals and

Use plant protection chemicals only as specified by the manufacturer.

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filling tank

Before filling the tank with chemicals, carry out a test with fresh water and check all parts of the sprayer for leaks. Never apply undiluted liquid concentrates of plant protection products. Mix the plant protection chemical and fill the tank outdoors only or in well-ventilated loca‐ tions. Only mix sufficient solution for the job in hand so that nothing is left over. Do not mix different plant protection products unless such a mixture is approved by the man‐ ufacturer. Mix different chemicals only in accordance with the manufacturer's instructions – incorrect mixtures may produce toxic fumes or explo‐ sive solutions. Stand the sprayer on a level surface – do not fill the tank above the maximum mark.

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immerse the end of the hose in the solution – sudden low pressure in the system may cause the solution to be sucked back into the water supply. To reduce the risk of injury, do not fill the

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sprayer while carrying it. Close the tank tightly after filling.

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2.7.2 Application Work only in the open or in very well ventilated

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locations, e.g. open greenhouses. Do not eat, drink or smoke while working with

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plant protection chemicals. Never blow through nozzles or other compo‐

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nents by mouth. Do not spray in windy conditions.

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Too high or too low a spray pressure or unfavor‐ able weather conditions can result in the wrong solution concentration. Overdosing may damage plants and the environment. Under-dosing may result in unsuccessful plant treatment.

In order to reduce the risk of damage to the envi‐ ronment and plants, do not operate the sprayer:

if pressure is too high or too low

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in windy conditions

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at temperatures above 40°C in the shade

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in direct sunlight

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In order to reduce the risk of accidents and dam‐ age to the sprayer, never operate the sprayer with:

flammable liquids

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viscous or sticky liquids

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caustic or corrosive chemicals

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liquids hotter than 40°C

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2.7.3 Storage During work breaks, do not leave the sprayer

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in the hot sun or near any heat source. Do not store plant protection chemical in the

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sprayer for longer than one day. Store and transport plant protection products

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only in approved containers. Never store the plant protection products in

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containers intended for foods, drinks or animal feed. Do not store plant protection products with

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foods, drinks or animal feed. Keep plant protection products out of the

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reach of children and animals. Store the sprayer empty and clean. It must not

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be under pressure. Store plant protection products and power tool

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in a place secured against unauthorized use.

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2 Safety Precautions and Working Techniques English

Store the unit in a dry place protected from

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frost.

2.7.4 Disposal

Dispose of plant protection chemicals in accord‐ ance with environmental requirements – follow instructions of chemical manufacturer.

Never dispose of residual plant protection prod‐ ucts or contaminated rinsing solutions in water‐ ways, drains, sewers, street gutters or manholes.

Dispose of residual chemicals and used con‐

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tainers in accordance with local waste dis‐ posal regulations.

2.8 Holding and Controlling the Unit

Carry the unit on your back with both harness straps – do not hang it over one shoulder.

Walk slowly forwards as you work – observe the nozzle outlet at all times – do not walk back‐ wards – risk of stumbling.

Hold the unit upright. To avoid the risk of chemi‐ cal leaking from the tank and causing injury, do not bend forwards.

2.9 During Operation

Never spray in the direction of bystanders – risk of injury.

Take special care in slippery conditions – damp, snow, ice, on slopes or uneven ground.

Watch out for obstacles: Be careful of refuse, tree stumps, roots and ditches which could cause you to trip or stumble.

To reduce the risk of accidents, take a break in good time to avoid tiredness or exhaustion.

Work calmly and carefully – in daylight conditions and only when visibility is good. Stay alert so as not to endanger others.

Never work on a ladder or any other insecure support.

When working in open ground and gardens take special care to avoid harming small animals.

To reduce the risk of electrocution, never work in the vicinity of live wires or power cables.

Always clean the sprayer before changing to a different plant protection product.

2.10 After Finishing Work

Check all parts of the unit for leaks.

After finishing work, thoroughly clean the unit and wash your hands, face and, if necessary, your clothes.

Keep other persons and animals away from the areas that have been sprayed and do not walk on them until the plant protection chemical has dried.

2.11 Maintenance and Repairs

Do not attempt any maintenance or repair work not described in the instruction manual. Have all

For emergencies: Practice quickly opening the fastener on the waist belt (SG 71 only), loosen‐ ing the shoulder straps and setting down the unit. To avoid damage, do not throw the unit to the ground when practicing.

other work performed by a servicing dealer.

STIHL recommends that you have servicing and repair work carried out exclusively by an author‐ ized STIHL servicing dealer. STIHL dealers are regularly given the opportunity to attend training

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