DÖRR EcoGun 246 Operation Manual
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DÖRR EcoGun 246 Operation Manual

DÖRR EcoGun 246 Operation Manual

Manual spray boiler pistol
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EcoGun 246
Manual spray boiler pistol
Operation manual
MSG00018EN, V02
N36200008V
www.durr.com

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Summary of Contents for DÖRR EcoGun 246

  • Page 1 EcoGun 246 Manual spray boiler pistol Operation manual MSG00018EN, V02 N36200008V www.durr.com...
  • Page 2 Validity range of the document This document describes the following prod- ucts: N36200008V EcoGun 246 Hotline and Contact If you have queries or would like technical information, please contact your dealer or sales partner. 2/48 EcoGun 246 - MSG00018EN 06/2023...

  • Page 3: Table Of Contents

    Spare parts......31 Purging......... 13 12.2 Tools........36 6.7.1 Safety recommendations... 13 12.3 Accessories......37 6.7.2 General notes....13 12.4 Order........44 6.7.3 Purging spray gun..... 13 Cleaning........15 Safety recommendations..15 Cleaning....... 16 06/2023 EcoGun 246 - MSG00018EN 3/48...

  • Page 4: Product Overview

    Medium risk situation that can lead to Flat jet control serious injuries or death. Air control Material flow control Air connection CAUTION! Trigger Material connection Low risk situations that can lead to minor injuries. 4/48 EcoGun 246 - MSG00018EN 06/2023...

  • Page 5: Intended Use

    Ex labeling Intended Use II 2G T60°C X The EcoGun 246 spray gun is used exclu- sively for manual coating of surfaces. Com- - Device group II: all areas except pressed air is used to apply material. mining...

  • Page 6: Residual Risks

    During operation, the surfaces of compo- nents can get extremely hot. Contact with it can cause burns. Do not touch hot surfaces. Before carrying out any work: – Let components cool down. – Wear protective hand gloves. 6/48 EcoGun 246 - MSG00018EN 06/2023...

  • Page 7: Staff Qualification

    In addition to the knowledge of the various to noise. specialist fields, the mechanic has knowl- edge of regulations and safety measures when working in potentially explosive areas. Dürr Systems offers special product training for Ä “Hotline and Contact”. 06/2023 EcoGun 246 - MSG00018EN 7/48...

  • Page 8: Transport, Scope Of Supply And Storage

    Product only store when in a clean and dry condition. Store in a dust-free place. Do not expose to aggressive media. Protect from solar radiation. Avoid mechanical vibrations. Temperature: 10°C to 40°C Relative humidity: 35% to 90% 8/48 EcoGun 246 - MSG00018EN 06/2023...

  • Page 9: Assembly

    2. Create a trial spray pattern on a test work piece. Fig. 2: Assembly 2. Connect lines. Ensure correct assign- ment. 1 - Material 2 - Atomizer air Commissioning Protective equipment: Protective gloves Safety boots Protective workwear Eye protection Respiratory protection device 06/2023 EcoGun 246 - MSG00018EN 9/48...
  • Page 10 To increase the material quantity, preferably use a larger nozzle Characteristic curves set. The characteristic curves show the air flow rate for various nozzle sets and air caps for different air pressures. 10/48 EcoGun 246 - MSG00018EN 06/2023...

  • Page 11: Operation

    Only use purging agents and cleaning base coats and topcoats. agents that do not contain any halo- Air cap PS genated hydrocarbons. The air cap PS is used for abrasive coating materials such as enamel and glaze. 06/2023 EcoGun 246 - MSG00018EN 11/48...

  • Page 12: Changing The Air Cap

    Fig. 6: Removing the air cap 3. Tighten cap nut (2) by hand. 1. Loosen cap nut (1). 2. Remove the air cap (1). Assembling air cap 3. Place the air cap (1). 12/48 EcoGun 246 - MSG00018EN 06/2023...

  • Page 13: Guiding The Spray Gun

    The distance can vary for effect coatings. Purging spray gun: After end of work Before every change of material Prior to cleaning Prior to dismantling Before a long time of non-use Before placing in storage 06/2023 EcoGun 246 - MSG00018EN 13/48...
  • Page 14 8. Connect the compressed air hose to the spray gun. 9. Operate trigger lever until no more rinsing agent flows out. Final work 10. Place the air cap (1). 11. Tighten cap nut (1). 14/48 EcoGun 246 - MSG00018EN 06/2023...

  • Page 15: Cleaning

    Spare parts not compliant with the specifi- cations of the ATEX directives can cause explosions in an explosive atmosphere. Serious injury and death could be the con- sequence. Use exclusively original spare parts. 06/2023 EcoGun 246 - MSG00018EN 15/48...

  • Page 16: Cleaning

    1. Purge spray gun Ä 6.7 “Purging”. the cleaning bath. – Use only electrically conductive 2. Separate material hose and air hose from containers. the spray gun. – Ground the container. – Do not use ultrasound baths. 16/48 EcoGun 246 - MSG00018EN 06/2023...

  • Page 17: Maintenance

    13. Fit air cap (1). 2. Remove air cap (1). 14. Tighten cap nut (1). Maintenance Maintenance schedule If a maintenance assistant is used in the system visualizer, the maintenance intervals of the maintenance assistant are valid. 06/2023 EcoGun 246 - MSG00018EN 17/48...

  • Page 18: Lubrication

    Observe order of replacement steps Recommended lubricant: SYN- (needle – nozzle). THESO GLEP 1  Ä 11.9 “Operating and auxiliary materials” Observe order of assembly steps (nozzle – needle). Always replace nozzle and needle at the same time. 18/48 EcoGun 246 - MSG00018EN 06/2023...
  • Page 19 Property damage due to improper han- mechanical pressure. dling Avoid collisions of components to be Mechanical load can damage needle and assembled and disassembled with the nozzle. needle. Do not excessively tighten compo- nents. 06/2023 EcoGun 246 - MSG00018EN 19/48...

  • Page 20: Defects Table

    Replace the valve pin or valve seat Spray gun is losing air with Valve pin or valve seat Ä 9.3.2 “Replace valve set”. non-actuated trigger. is defective or worn. 20/48 EcoGun 246 - MSG00018EN 06/2023...
  • Page 21 Spray jet is uneven. The Cap nut or nozzle is not Ä “Cleaning the air cap und nozzle”. spray pattern quality is bad. properly tightened Replace needle gland Ä 9.3.3 Needle gland worn out “Replace needle gland”. 06/2023 EcoGun 246 - MSG00018EN 21/48...

  • Page 22: Troubleshooting

    1. Unscrew and remove set screw (5). 2. Push trigger lever through. ð The needle (3) is pushed a little back- wards out of the housing. 3. Remove bearing and needle spring (4). 4. Remove (3) needle. 22/48 EcoGun 246 - MSG00018EN 06/2023...
  • Page 23 12. Secure needle (6) on the wrench mount in the center of the spray gun with the monkey wrench before twisting. 13. Insert the needle tip (5). Tighten using the installation wrench. 14. Insert and tighten nozzle (2). Tightening torque: 15Nm 06/2023 EcoGun 246 - MSG00018EN 23/48...

  • Page 24: Replace Valve Set

    W02020423 - Tool for saddle seal assembly 12.3x9.3 6. Remove valve pin (1). W02020226 - Assembly tool for sealing rings Disassembly 1. Disassemble air cap, nozzle and needle Ä 9.3.1 “Replace needle and nozzle.”. 24/48 EcoGun 246 - MSG00018EN 06/2023...
  • Page 25 (10) into the gun housing. 13. Push trigger lever through. ð The seal on the inside is pushed onto the installation wrench (10). 14. Pull out needle (11). Fig. 17: Disassemble valve seat 06/2023 EcoGun 246 - MSG00018EN 25/48...
  • Page 26 (4). part of the seal (in front of the O- Ring) with contact adhesive (e.g. Loc- tite 454). Immediately push the seal with the installation wrench (10) into the housing. Press in seal. 26/48 EcoGun 246 - MSG00018EN 06/2023...

  • Page 27: Replace Needle Gland

    32. Insert compression spring (2). 33. Insert total air control (4). 34. Install air cap, nozzle and needle Ä 9.3.1 “Replace needle and nozzle.”. 9.3.3 Replace needle gland Protective equipment: Protective workwear 06/2023 EcoGun 246 - MSG00018EN 27/48...

  • Page 28: Disassembly And Disposal

    6. String gland bolt (1). 7. String gland spring (4). 8. String spring guide (3). 9. String needle gland (2). 10. Tighten gland bolt (1) sensitively. 28/48 EcoGun 246 - MSG00018EN 06/2023...

  • Page 29: Disassembly

    88.5 dB visions in force. EN 14462 Dispose of utilities and auxiliaries Uncertainty K according to the disposal provisions in force. In case of doubt, refer to the local dis- posal authorities. 06/2023 EcoGun 246 - MSG00018EN 29/48...

  • Page 30: Operating Values

    11.7 Type plate The type plate is placed on the housing and 11.10 Material specification features the following details: Suitable Material: Ignitable coating materials Non-inflammable coating materials Do not use halogen - hydrocarbon based material. 30/48 EcoGun 246 - MSG00018EN 06/2023...

  • Page 31: Spare Parts, Tools And Accessories

    Spare parts, tools and accessories 12.1 Spare parts Fig. 24: Exploded view Item Denomination Quantity Material no. Air cap Ä “Overview - Air caps and nozzles” Nozzle with seal Seal M08190079 O-ring 33.3x1.6 M08030814 Housing 06/2023 EcoGun 246 - MSG00018EN 31/48...
  • Page 32 Air connection G1/4” M01010213 Push-on nipple (stable) for quick action coupling Ä 12.3 “Accessories” Push-on nipple (turns and swivels) for quick action Ä 12.3 “Accessories” coupling Pin 3x8 Safety washer N36960043 Trigger Trigger pin Control screw 32/48 EcoGun 246 - MSG00018EN 06/2023...
  • Page 33 Nozzle diameter Nozzle descip- Needle Item no. Material no. tion description 1,4 mm* 14 UT 1, 2, 15 M09800180 1.8 mm* 18 UT M09800181 2.2 mm* 22 UT M09800182 * - Nozzle and needle hardened. 06/2023 EcoGun 246 - MSG00018EN 33/48...
  • Page 34 M09800253 2.2 mm* 22 UT M09800256 2.8mm 28 U M09800257 4.0mm 40 U M09800258 * - Nozzle and needle hardened. Air caps Air cap type Item no. Material no. M35030162 M35030166 M35030091 M35030163 M35030164 34/48 EcoGun 246 - MSG00018EN 06/2023...
  • Page 35 Flat Jet Control Set (Blue Color Ring) N36960111 Description Item no. Quantity Control screw Seal Bushing Rotary control Paint ring (blue) Screw Paint pipe support bracket M19023681 Description Item no. Quantity Paint pipe support bracket Screw M4x8 Pin 3x8 06/2023 EcoGun 246 - MSG00018EN 35/48...

  • Page 36: Tools

    Description Material no. Tool sealing ring assembly/disassembly W02020226 Tool for O-ring assembly 33.3x1.6 W02020420 Tool for sealing ring assembly 9x6 W02020421 Tool for O-ring assembly 13x1 W02020422 Tool for saddle seal assembly 12.3x9.3 W02020423 36/48 EcoGun 246 - MSG00018EN 06/2023...

  • Page 37: Accessories

    Suction cup aluminum 1 l G3/8" N08010050* Filter for suction cup 150 µm / 130MESH M13160019 DIN cup 4mm N08010047 DIN cup 2 mm N08010053 DIN cup 6 mm N08010054 * Use with AL air cap, adapter M55070387 required 06/2023 EcoGun 246 - MSG00018EN 37/48...
  • Page 38 230g 2.2mm M19140010 Extension LPS 600 mm 380g M19140011 Extension LPS 1000mm 565g M19140012 1000 Extension LPS 1500 mm 815g M19140013 1500 * - Other lengths are available upon requiest, Ä “Hotline and Contact”. 38/48 EcoGun 246 - MSG00018EN 06/2023...
  • Page 39 Fig. 26: Extension NP/NS Item Description Material no. Cap nut M30010334 Sealing ring Ø 36.5xØ 32.7x1 see sets Locknut M30030113 Housing M19140032 Sealing ring Ø 33.7xØ 30.6x1 see sets Extension pipe NP 10-250 M19140035 06/2023 EcoGun 246 - MSG00018EN 39/48...
  • Page 40 Insert needle spring, bearing and set screw again Ä 9.3.1 “Replace needle and nozzle.”. Purge the gun with solvent Ä 6.7 “Purging”. Set the material quantity Ä 5 “Commissioning”. Nozzle set NP/NS 250-10 (M09800434) Description Item no. Quantity Internal pipe with nozzle Seal Needle 40/48 EcoGun 246 - MSG00018EN 06/2023...
  • Page 41 Item no. Quantity Sealing ring Ø 36.5xØ 32.7x1 Sealing ring Ø 33.7xØ 30.6x1 Seal Ball sealer Extension LPS 300/600/1000/1500 (M19140010/M19140011/M19140012/M19140013) Fig. 27: Extension LPS Item Description Material no. Cap nut see sets Air cap 06/2023 EcoGun 246 - MSG00018EN 41/48...
  • Page 42 Carefully push the needle (13) from behind into the gun housing. Insert needle spring, bearing and set screw again Ä 9.3.1 “Replace needle and nozzle.”. Purge the gun with solvent Ä 6.7 “Purging”. Set the material quantity Ä 5 “Commissioning”. 42/48 EcoGun 246 - MSG00018EN 06/2023...
  • Page 43 M09800449 Nozzle set R for LPS 1500 1, 2, 3, 13 M09800443 Seal set for extension LPS (N36960183) Description Item no. Quantity Sealing ring Ø 36.5xØ 32.7x1 Sealing ring Ø 33.7xØ 30.6x1 Ball sealer 06/2023 EcoGun 246 - MSG00018EN 43/48...

  • Page 44: Order

    Serious injury and death could be the con- sequence. Use exclusively original spare parts. Ordering spare parts, tools and accessories as well as information on products that are listed without order number Ä “Hotline and Contact”. 44/48 EcoGun 246 - MSG00018EN 06/2023...
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  • Page 48 Dürr Systems AG Application Technology Carl-Benz-Str. 34 74321 Bietigheim-Bissingen Germany Phone +49 7142 78-0 www.durr.com Translation of the original operation manual MSG00018EN, V02 No part of this document may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying, recording or otherwise, without the prior written permission of the copyright owner.

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