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HOAF WeedAir 50i User Manual

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User manual
HOAF WeedAir® 50/75i
HOAF Infrared Technology
Münsterstraat 14
7575 ED Oldenzaal
The Netherlands
Tel.: +31 541 530 400
support@hoaf.nl
www.hoaf.nl
Note! At the back of this user manual, there is a warranty certificate.
In order to obtain a one-year warranty for the HOAF WeedAir® 50/75i you have to return
the certificate within 2 weeks of the purchasing date.

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  • Page 1 Note! At the back of this user manual, there is a warranty certificate. In order to obtain a one-year warranty for the HOAF WeedAir® 50/75i you have to return the certificate within 2 weeks of the purchasing date.
  • Page 2 Edition Date Version Comment 2 July 2020 Translation EN from NL version 1.0 20200609 "Translation of the original manual" Version date: 2 July 2020...

  • Page 3: Preface

    HOAF WeedAir® 50/75i. Read these operating instructions carefully before using the HOAF WeedAir® 50/ 75i. This is the only way to ensure optimum safety. The HOAF WeedAir® 50/75i may only be used by sufficiently qualified personnel. Keep these operating instructions with the HOAF WeedAir® 50/75i!
  • Page 4 User manual HOAF WeedAir® 50/75i Preface 4 Preface Version date: 2 July 2020...

  • Page 5: Table Of Contents

    Use of the HOAF WeedAir® 50/75i ........
  • Page 6 5.3.1 Starting the HOAF WeedAir® 50/75i ....... 29 Driving ........... . . 32 Stopping .
  • Page 7 User manual HOAF WeedAir® 50/75i Table of contents Bijlage 1 Specifications Bijlage 2 Drawings B2.1 Electrical Diagram ..........57 B2.2...
  • Page 8 User manual HOAF WeedAir® 50/75i Table of contents 8 Table of contents Version date: 2 July 2020...

  • Page 9: Introduction

    The HOAF WeedAir® 50/75i was manufactured by: HOAF Infrared Technology Münsterstraat 14 7575 ED Oldenzaal The Netherlands Tel.: +31 541 530 400 E-mail:sales@hoaf.nl Should you have any questions or problems, please contact your dealer or HOAF Infrared Technology. Introduction 9 Version date: 2 July 2020...

  • Page 10: Machine Identification / Ce Mark

    HOAF WeedAir® 50/75i Chapter 1 - Introduction 1.3 Machine identification / CE mark An example of the machine identification plate of the HOAF WeedAir® 50/75i is shown below. Afb. 1-1: Machine identification plate 50i Afb. 1-2: Machine identification plate 75i The HOAF WeedAir®...

  • Page 11: Warranty

    1.4 Warranty The manufacturer's warranty for the HOAF WeedAir® 50/75i is 12 months on parts and repair costs*. This warranty is only valid if the HOAF WeedAir® 50/75i is used according to the specifications and if the use and maintenance instructions are observed.
  • Page 12 User manual HOAF WeedAir® 50/75i Chapter 1 - Introduction 12 Introduction Version date: 2 July 2020...

  • Page 13: Safety

    A tip on how a task can be carried out more efficiently. Draws attention to possible problems. Risk of damaging the HOAF WeedAir® 50/75i if the instructions are not followed carefully. Risk of serious injury to the user if the instructions are not followed carefully.

  • Page 14: Symbols On The Hoaf Weedair® 50/75I

    2.2 Symbols on the HOAF WeedAir® 50/75i The following symbols are found on the HOAF WeedAir® 50/75i: ’High temperature’ on parts that may be hot. 2.3 Operation The HOAF WeedAir® 50/75i may only be used by qualified personnel. safety instructions these User Instructions must be observed.

  • Page 15: Safety Regulations

    HOAF WeedAir® 50/75i Chapter 2 - Safety 2.5 Safety regulations The HOAF WeedAir® 50/75i meets the basic safety and health requirements stated in the relevant directives of the European Community. However, improper or careless use can create dangerous situations. ...

  • Page 16: Safety, General

    • Do not burn for more than 5 seconds in the same spot, to avoid damage to the soil and overheating of the burner. • Make sure that there is no one within 1 metre of the side of the HOAF WeedAir® 50/75i during and immediately after use.

  • Page 17: Safety In Case Of A Burner With Propane Bottle

    Safety in case of a burner with propane bottle Propane is a pure and environmentally friendly fuel. The HOAF WeedAir® 50/75i will almost completely burn it up into carbon dioxide and water. If the HOAF WeedAir® 50/75i is operated correctly, use of the HOAF WeedAir® 50/75i is completely safe.
  • Page 18 User manual HOAF WeedAir® 50/75i Chapter 2 - Safety 18 Safety Version date: 2 July 2020...

  • Page 19: Installation

    HOAF WeedAir® 50/75i. They may cause a fire hazard! At the delivery, the packaging of the HOAF WeedAir® 50/75i consists of one box. 1. Check the packaging for damage. Contact your supplier if the packaging is damaged.

  • Page 20: Making The Unit Ready For Use

    HOAF WeedAir® 50/75i Chapter 3 - Installation 3.2 Making the unit ready for use Charge the battery of HOAF WeedAir® 50/75i to full capacity before igniting the machine for the first time. A standard gas bottle filled with propane for VAPOUR INTAKE is required.
  • Page 21 • Spray leak-detection spray onto the connection. • Observe to see whether any gas bubbles are forming. • Repeat this procedure each time you connect a gas bottle to the HOAF WeedAir® 50/75i. • If no gas bubbles form, the connection is correctly installed.
  • Page 22 User manual HOAF WeedAir® 50/75i Chapter 3 - Installation 22 Installation Version date: 2 July 2020...

  • Page 23: Machine Description

    4 Machine description This chapter describes the parts and the functioning of the HOAF WeedAir® 50/75i. 4.1 Function The HOAF WeedAir® 50/75i is used for heating unwanted vegetation on virtually all kinds of paved and unpaved surfaces, using air. At a speed of 1.5 km/h, you can: •...

  • Page 24: Overview Of The Hoaf Weedair® 50/75I

    User manual HOAF WeedAir® 50/75i Chapter 4 - Machine description 4.3 Overview of the HOAF WeedAir® 50/75i 1. The burner hood with burners on the underside 2. Gas bottle 3. Adjustable push bar 4. Control panel Afb. 4-4: Overview HOAF WeedAir® 50/75i Overview burner: 5.
  • Page 25 HOAF WeedAir® 50/75i Chapter 4 - Machine description 6. Burner distributor plate 7. Thermocouple 8. Hot air burner 9. Spark plug / ionisation pin 10. Nozzle Afb. 4-6: Overview HOAF WeedAir® 50/75i Machine description 25 Version date: 2 July 2020...

  • Page 26: Operating Components

    User manual HOAF WeedAir® 50/75i Chapter 4 - Machine description 4.4 Operating components 4.4.1 Operating cabinet 1. Operating temperature readout Indicates the current operating temperature. 2. Display switch The switch is used to start the display. 3. Hose rupture valve...

  • Page 27: Operation

    • Do not use the HOAF WeedAir® 50/75i on flammable, dry crops. • In order to avoid damage to the soil, you have to start driving the HOAF WeedAir® 50/75i immediately upon firing it up.

  • Page 28: Determining The Moment Of The Treatment

    User manual HOAF WeedAir® 50/75i Chapter 5 - Operation 5.2.2 Determining the moment of the treatment In order to determine the most appropriate moment for treatment, the surface that is to be treated must be carefully considered, in addition to the weather conditions and the growth power of the plants.

  • Page 29: Influence Of The Wind

    If there is too much wind, stop working with the HOAF WeedAir® 50/75i. 5.3 Starting This chapter describes how to start the HOAF WeedAir® 50/75i after installing it. Installation is described in chapter 3. Everyone who works with the HOAF WeedAir®...
  • Page 30 Check that there is/are no dirt or leaves in the burners or underneath the HOAF WeedAir® 50/ 75i. Make sure there are no people within 3 metres of the HOAF WeedAir® 50/75i when starting up. Make sure that there is no one within 1 metre of HOAF WeedAir®...
  • Page 31 While driving, observe the instructions Afb. 5-6: Temperature display in section 5.1. There may be a delay when starting the HOAF WeedAir® 50/75i again for the first time after a long standstill. Warning! If, after two attempts, no ignition has taken place, you have to wait at least 1 minute before making another attempt.

  • Page 32: Driving

    After ignition, start driving immediately, in order to avoid fire and damage to the soil. The burner hood of the HOAF WeedAir® 50/75i must be moved along the ground during use. There shall be approx. 2 cm between the ground and sliding carriages of the HOAF WeedAir®...
  • Page 33 User manual HOAF WeedAir® 50/75i Chapter 5 - Operation If the HOAF WeedAir® 50/75i needs to be charged: 3. Check that the charger is set to 12V. Afb. 5-9: Charger 4. Connect the charger to the connector in order to charge the HOAF WeedAir®...

  • Page 34: Replacing The Battery

    HOAF WeedAir® 50/75i Chapter 5 - Operation 5.6 Replacing the battery The HOAF WeedAir® 50/75i features a battery (type AA, 1.5V) that provides the electricity needed to ignite the burners. This battery is sufficient for the long-term operation of the ignition mechanism.

  • Page 35: Gas Tanks Or Bottles

    Chapter 6 - Gas tanks or bottles 6 Gas tanks or bottles This chapter describes how to connect the HOAF WeedAir® 50/75i to gas bottles or gas tanks. 6.1 Gas bottles to be used The image below shows the type of gas bottle that is allowed within the EC for the HOAF WeedAir®...
  • Page 36 User manual HOAF WeedAir® 50/75i Chapter 6 - Gas tanks or bottles 36 Gas tanks or bottles Version date: 2 July 2020...

  • Page 37: Troubleshooting

    Always observe safety instructions  mentioned elsewhere in these User Instructions! Always close the gas valve before checking the underside of the HOAF WeedAir® 50/75i or carrying out any work on it. Troubleshooting 37 Version date: 2 July 2020...

  • Page 38: Overview Of Problems Hoaf Weedair® 50/75I

    1. The spark plug is sparking, but no gas is flowing. 2. The gas is flowing, but the spark plug is not sparking. 3. You can hear the spark plug sparking, and the gas is flowing, but the HOAF WeedAir® 50/75i fails to ignite 4.

  • Page 39: Malfunction Hoaf Weedair® 50/75I

    Close the gas valve and check that the nozzle of the HOAF WeedAir® 50/75i is not clogged up. Check that the gas bottle is not empty or nearly empty. The hose rupture valve will not open if the gas pressure is very low.
  • Page 40 Check that the nozzle is not clogged up. Check that there is no dirt on or near the burners on the underside of the HOAF WeedAir® 50/75i. Check that the burner tubes are properly open. Please contact your dealer if you do not find a solution.

  • Page 41: Settings

    Chapter 8 - Settings 8 Settings This chapter describes the different settings of the HOAF WeedAir® 50/75i. 8.1 Spark plug The distance between the tip of the spark plug and the side of the burner head should be approximately 3 to 4 mm. ...

  • Page 42: Tyre Pressure

    User manual HOAF WeedAir® 50/75i Chapter 8 - Settings 8.3 Tyre pressure The tyre pressure of the HOAF WeedAir® 50/75i is max. 2 bar. Afb. 8-3: Tyre pressure 42 Settings Version date: 2 July 2020...

  • Page 43: Maintenance

    HOAF WeedAir® 50/75i. 9.1 Safety during maintenance Observe the following safety aspects: The HOAF WeedAir® 50/75i may only be maintained by sufficiently qualified personnel. Always let the HOAF WeedAir® 50/75i cool down sufficiently before starting to carry out any maintenance on it.

  • Page 44: Maintenance Schedule

    User manual HOAF WeedAir® 50/75i Chapter 9 - Maintenance 9.2 Maintenance schedule In order to guarantee the proper functioning of the HOAF WeedAir® 50/75i, the following maintenance must be carried out: 9.2.1 Daily maintenance 1. Check the condition of the gas system; especially for signs of damage.

  • Page 45: Annual Maintenance

    User manual HOAF WeedAir® 50/75i Chapter 9 - Maintenance 9.2.2 Annual maintenance Observe the safety instructions specified in 9.1 & 9.2.1. 1. Clean all burners. Remove soot and dirt. 2. Check the gas hose and connection for any leaks. 3. Check the spark plug connection.

  • Page 46: Maintenance Instructions

    User manual HOAF WeedAir® 50/75i Chapter 9 - Maintenance 9.3 Maintenance instructions The maintenance activities described below shall be carried out by properly qualified personnel. 9.3.1 Replacing the fuse Proceed as follows to replace the fuse: 1. Unscrew the two Allen screws.

  • Page 47: Checking The Electronics

    User manual HOAF WeedAir® 50/75i Chapter 9 - Maintenance 9.3.2 Checking the electronics Proceed as follows to check the electronics: 1. Carry out steps 1 to 4 in 9.3.1 Replacing the fuse. See appendix B2.1 for the electrical diagram and the cable names.
  • Page 48 User manual HOAF WeedAir® 50/75i Chapter 9 - Maintenance 7. Check the switch connection.  Cables 1A/B and 2A should be connected here. Afb. 9-8: Switch connection 8. Check the display connection. Cables 1B, 2A and the thermocouple should be connected here.

  • Page 49: Transport And Storage

    Note! Allow the burner to cool first, before hoisting and/or transporting. The empty weight of the HOAF WeedAir® 50i is 35 kg. The empty weight of a HOAF WeedAir® 75i is 40 kg. You can manoeuvre the HOAF WeedAir® 50/75i in a "small"...

  • Page 50: Storage

    HOAF WeedAir® 50/75i Chapter 10 - Transport and storage 10.2 Storage 1. Always remove the gas bottle from the HOAF WeedAir® 50/75i when not in use for extended periods. Store the gas bottle in the designated location. Observe the statutory instructions.

  • Page 51: Disposing Of The Machine

    HOAF WeedAir® 50/75i. 11.1 Environmental aspects Disposing of the HOAF WeedAir® 50/75i is to be done according to the laws and regulations of the country where the HOAF WeedAir® 50/75i is used. Think, for example, about the environmentally friendly way to recycle or dispose •...
  • Page 52 User manual HOAF WeedAir® 50/75i Chapter 11 - Disposing of the machine 52 Disposing of the machine Version date: 2 July 2020...

  • Page 53: Specifications

    User manual HOAF WeedAir® 50/75i Appendix 1 - Specifications Appendix 1Specifications This Appendix describes technical information regarding the HOAF WeedAir® 50/75i. Specifications 53 Version date: 2 July 2020...
  • Page 54 User manual HOAF WeedAir® 50/75i Appendix 1 - Specifications Technical data of the HOAF WeedAir® 50i Type : Propane Gas supply : Gas bottle (vapour intake) Gas pressure : 2 bar Gas consumption per hour : 1.1 kg Power (max)
  • Page 55 User manual HOAF WeedAir® 50/75i Chapter 1 - Specifications Technical data HOAF WeedAir® 75i Type : Propane Gas supply : Gas bottle (vapour intake) Gas pressure : 2 bar Gas consumption per hour : 2.2 kg Power (max) : 30 kW Temperature average : approx.
  • Page 56 User manual HOAF WeedAir® 50/75i Chapter 1 - Specifications 56 Specifications Version date: 2 July 2020...

  • Page 57: Drawings 57

    User manual HOAF WeedAir® 50/75i Appendix 2 - Drawings Appendix 2Drawings This appendix contains drawings and parts lists of the HOAF WeedAir® 50/75i. B2.1 Electrical Diagram Afb. 2-1: Electrical Diagram Drawings 57 Version date: 2 July 2020...

  • Page 58: B2.2 Spare Parts List

    User manual HOAF WeedAir® 50/75i Appendix 2 - Drawings B2.2 Spare parts list Overview drawing spare parts Afb. 2-1: Isometric view of HOAF WeedAir® 50/75i Afb. 2-2: View of underside of HOAF WeedAir® 50/75i 58 Drawings Version date: 2 July 2020...
  • Page 59 User manual HOAF WeedAir® 50/75i Appendix 2 - Drawings List spare parts Number Description Article code WEEDAIR 50I BATTERY IGNITION 90008130 SPARK PLUG CABLE 20000085 DIN-KOMBI 2 BAR PRESSURE CONTROLLER 92001490 CLIP-ON 2 BAR PRESSURE CONTROLLER WITH A 92001477 HOSE RUPTURE VALVE...

  • Page 60: B2.3 Technical Drawings

    User manual HOAF WeedAir® 50/75i Appendix 2 - Drawings B2.3 Technical drawings 60 Drawings Version date: 2 July 2020...
  • Page 61 User manual HOAF WeedAir® 50/75i Appendix 2 - Drawings Drawings 61 Version date: 2 July 2020...
  • Page 62 User manual HOAF WeedAir® 50/75i Appendix 2 - Drawings 62 Drawings Version date: 2 July 2020...
  • Page 63 User manual HOAF WeedAir® 50/75i Chapter 2 - Drawings Drawings 63 Version date: 2 July 2020...
  • Page 64 User manual HOAF WeedAir® 50/75i Chapter 2 - Drawings 64 Drawings Version date: 2 July 2020...

  • Page 65: Quality Control 65

    HOAF Infrared Technology advises you to send the warranty form fully completed. You can find it in Appendix A5 HOAF WeedAir® 50/75i gives a 12 month guarantee on your HOAF Infrared Technology. See section 1.4 for more information. CONTROL FORM HOAF WeedAir® 50/75i Date:...
  • Page 66 User manual HOAF WeedAir® 50/75i Appendix 3 - Quality control Machine identification plate 66 Quality control Version date: 2 July 2020...

  • Page 67: Ce Declaration 67

    User manual HOAF WeedAir® 50/75i Appendix 4 - CE declaration Appendix 4CE declaration This Appendix contains the CE declaration of conformity of the HOAF WeedAir® 50/75i. CE declaration 67 Version date: 2 July 2020...
  • Page 68 User manual HOAF WeedAir® 50/75i Appendix 4 - CE declaration EC Declaration of Conformity relating to Machinery according to Directive 2006/42/EC, Annex II, sub 1.A Original Declaration HOAF Infrared Technology Münsterstraat 14 7575 ED Oldenzaal The Netherlands hereby declares that the machine: ®...
  • Page 69 Warranty Certificate HOAF WeedAir® Purchase date Supplier Name Place Country Customer Name Street address Postcode Place Country Signature supplier Signature customer Fill in the certificate, cut it out of the operating instructions, fold it in two and staple the ends together. The address is already printed on the back of this...
  • Page 70 Place stamp here HOAF Infrared Technology Münsterstraat 14 7575 ED Oldenzaal The Netherlands...

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