Krautzberger RA 5 Operating Instruction
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Krautzberger RA 5 Operating Instruction

Automatic spray gun
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Operating instructions
GB
Automatic spray gun RA 5
T-Dok-449-GB-Rev.4
200-0319 ■ 200-0321 ■ 200-0323 ■ 200-0324
Translation of the original operating instructions

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  • Page 1 Operating instructions Automatic spray gun RA 5 T-Dok-449-GB-Rev.4 200-0319 ■ 200-0321 ■ 200-0323 ■ 200-0324 Translation of the original operating instructions...
  • Page 2 Thank you for selecting a Krautzberger product. This product has been manufactured following state-of-the-art manufacturing procedures and extensive quality assurance measures. We promise you a product of the highest quality. If you have questions, requests or suggestions, please contact us. We are always glad to assist you.

  • Page 3: Table Of Contents

    ENGLISH Automatic spray gun RA 5 Table of contents Function and identification....................5 Function........................5 Identification......................... 6 Safety and responsibility....................7 Labelling of the safety information................7 Safety information in operating instructions..............8 Personnel requirements....................8 Personal safety equipment and clothing..............9 Responsibility of the system owner................
  • Page 4 Changing needle seals....................33 Faults..........................34 Spare parts........................36 Spare parts........................ 37 Accessories........................42 Disposal..........................43 Technical data........................44 12.1 Dimensions and weight.................... 44 12.2 General specifications..................... 44 12.3 Tightening torques....................44 Declaration of incorporation................... 45 Index..........................46 GB–4 mail@krautzberger.com, www.krautzberger.com...

  • Page 5: Function And Identification

    ENGLISH Automatic spray gun RA 5 1 Function and identification Function Automatic spray guns are used for the automatic coating/marking of surfaces dosing of fluids placement of adhesive or marking points Typical spray fluids are paints, dyes, adhesives, glazes, enamels, debonding agents, etc.

  • Page 6: Identification

    Connections from below, screw-type fastening of the automatic spray gun Identification Type Design Weight alumi- Product number nium / stainless steel RA 5 With adapter and conventional nozzle 0.55 kg / 0.97 kg 200-0319 system RA 5 Without adapter and with conven- 0.55 kg / 0.97 kg...

  • Page 7: Safety And Responsibility

    ENGLISH Automatic spray gun RA 5 2 Safety and responsibility Labelling of the safety information This manual uses symbols to identify safety information. The safety information is preceded by signal words that indicate the severity of the hazard. DANGER! This combination of symbol and signal word indicates an immediate dangerous situation, which will cause death or severe injuries if it is not averted.

  • Page 8: Safety Information In Operating Instructions

    Only persons who can be expected to perform their tasks reliably are permitted as personnel. Per- sons whose reaction capability is impaired, e.g. through drugs, alcohol or medication are not per- mitted. When selecting the personnel, the stipulations regarding age and occupation that apply at the site of implementation must be observed. GB–8 mail@krautzberger.com, www.krautzberger.com...

  • Page 9: Personal Safety Equipment And Clothing

    ENGLISH Automatic spray gun RA 5 Unauthorized persons WARNING! Risk of fatal injury for unauthorized person through hazards in the hazard zone and work area! Unauthorized persons, who do not fulfil the requirements described herein do not know the dangers in the work area. Unauthorized persons are therefore subject to a risk of serious injury including death.

  • Page 10: Responsibility Of The System Owner

    In addition, the system owner must train personnel at regular inter- vals and inform the personnel of the hazards. The system owner must provide the personnel with the necessary protective gear and make the wearing of the necessary protective gear mandatory. GB–10 mail@krautzberger.com, www.krautzberger.com...

  • Page 11: Intended Use

    – Do not use sharply abrasive, chemically aggressive, very hot or very cold spray media without first consulting with and receiving approval from Krautzberger GmbH. – Adhere to the spray media manufacturer's safety data sheets. –...

  • Page 12: General Safety Information

    The use of incorrect or defective spare parts can cause risks for the personnel as well as damage, malfunctions or complete failure. – Only use original spare parts from Krautzberger or spare parts that have been approved by Krautzberger. –...

  • Page 13: Course Of Action In A Hazardous Situation

    ENGLISH Automatic spray gun RA 5 NOTICE! Property damage due to incorrect installation Incorrect installation can lead to property damage. – Check all lines and machines for a tight seat prior to commissioning. Outdoor operation and operation in exterior areas!
  • Page 14 – Where is the fire – Type of injury – Number of injured – Waiting for clarifying questions Administer first aid Fight fire WARNING! Only fight the fire if this is possible without being subject to danger. GB–14 mail@krautzberger.com, www.krautzberger.com...

  • Page 15: Transport And Storage

    ENGLISH Automatic spray gun RA 5 3 Transport and storage Transport The automatic spray gun is protected by cardboard packaging. The cardboard packaging can be reused for storage. Storage of packaged units Storage of packaged units Store packaged units subject to following conditions: Do not store outside.

  • Page 16: Overview

    ST A Connection of control air "OPEN" Adapter ST Z Connection of control air "CLOSED" Retaining bolt * (optional) Connection of flat jet The connections are marked with letter abbreviations. * Optional / dependent on configuration ** not illustrated GB–16 mail@krautzberger.com, www.krautzberger.com...

  • Page 17: Installation

    ENGLISH Automatic spray gun RA 5 5 Installation Personnel: Qualified personnel Protective equipment: Protective gloves General installation information Adhere to the following general information for the installation: Only carry out the installation and start of operations according to the steps described in this operating manual.

  • Page 18: Mounting The Automatic Spray Guns

    Fasten the adapter ( Fig. 4/1) with the retaining bolts ( Fig. 4/2) to a suitable construction. The main element is either plugged in ( Ä Chapter 5.4.1 ‘Plugged-in design’ on page 19) or screwed on ( Ä Chapter 5.4.2 ‘Screw-type design’ on page 20) depending on the design. GB–18 mail@krautzberger.com, www.krautzberger.com...

  • Page 19: Changing The Main Elements

    ENGLISH Automatic spray gun RA 5 Changing the main elements 5.4.1 Plugged-in design Removing the main elements Fig. 5: Removing the main elements Turn the lever ( Fig. 5/3) to the unlocking position. The unlocking and locking positions are indicated by the symbols and .

  • Page 20: Nozzle Fixing (Optional)

    Screw on the main element ( Fig. 6/1) and adapter ( Fig. 6/2) with the screw ( Fig. 6/3) (tightening torque: see Ä Chapter 12 ‘Technical data’ on page 44). Nozzle fixing (optional) Flat jet nozzles can be adjusted to adapt to the workpiece geometry either steplessly or in 45° increments. Fig. 7: Nozzle fixing GB–20 mail@krautzberger.com, www.krautzberger.com...

  • Page 21: Connecting The Automatic Spray Gun

    ENGLISH Automatic spray gun RA 5 Loosen the knurled nut. Turn flat jet nozzle anti-clockwise to the desired position. NOTICE! Property damage due to incorrect operation! – The flat jet nozzle may only be turned anti-clockwise. Tighten the knurled nut.
  • Page 22 Connect fluid supply to input "M↑" ( Fig. 8). For design with circulation connection, connect the fluid circulation line to output "M↓" ( Fig. 8). The fluid connections "M↑" and "M↓" ( Fig. 8) are marked with arrows and may not be interchanged. GB–22 mail@krautzberger.com, www.krautzberger.com...

  • Page 23: Connection Scheme

    ENGLISH Automatic spray gun RA 5 Connection scheme Fig. 9: Connection scheme Compressed-air port Back pressure regulators Ball cock Container Oil- /water separator Flat jet air Compressed air regulator round jet Round jet air Solenoid valve round jet ON ST A Open control air...
  • Page 24 Round jet air ST A Control air ON ST Z Control air OFF (double controller) Air ON Air OFF Time Time until the atomiser air is stable Automatic spray gun in operation Time until the nozzle is blown clean GB–24 mail@krautzberger.com, www.krautzberger.com...

  • Page 25: Start-Up

    ENGLISH Automatic spray gun RA 5 6 Start-up Personnel: Qualified personnel Protective equipment: Ear protection Light respiratory protection Safety goggles WARNING! Life threatening risk of injury or property damage through the application of hazardous media! The application of hazardous media can lead to death, serious injuries or property damage.

  • Page 26: Start-Up

    Do not use sharply abrasive, chemically aggressive, very hot or very cold spray media without first consulting with and receiving approval from Krautzberger GmbH. Adhere to the spray media manufacturer's safety data sheets. Only operate the automatic spray gun while adhering to the values specified in the ( Ä...

  • Page 27: Adjusting The Needle Stroke

    ENGLISH Automatic spray gun RA 5 Too-high air pressure causes unnecessarily high air consumption and too-strong atomisation of the spray fluid. It is recommended that you first adjust the spray pattern by varying the air and spray fluid pressure. If you cannot achieve satisfactory results this way, you should experiment with other nozzle sizes.

  • Page 28: Maintenance

    The use of incorrect or defective spare parts can cause risks for the personnel as well as damage, malfunctions or complete failure. – Only use original spare parts from Krautzberger or spare parts that have been approved by Krautzberger. –...

  • Page 29: Cleaning

    30) and clean with a soft brush. Do not use hard or sharp-edged objects. We rec- ommend our brush set. See the last page for contact information. Lightly grease sliding parts. We recommend the Krautzberger special grease. See the last page for contact information.

  • Page 30: Changing The Air And Fluid Nozzles

    If necessary, make sure that the air distributor ring ( Fig. 12/1) is positioned correctly. Screw on the fluid nozzle ( Fig. 12/2) with a flat spanner. Attach the air nozzle ( Fig. 12/3) and tighten it with the knurled nut ( Fig. 12/4). GB–30 mail@krautzberger.com, www.krautzberger.com...

  • Page 31: Changing The Fluid Needle

    ENGLISH Automatic spray gun RA 5 Changing the fluid needle Removing the fluid needle Fig. 13: Removing the fluid needle Loosen the screws ( Fig. 13/1) slightly. Locking piece ( Fig. 13/6) (optional) is under spring force. Turn the locking piece ( Fig. 13/6) (or depending on the design of the cover) slightly anti- clockwise and remove it.
  • Page 32 Hook the locking part ( Fig. 16/5) into the screws ( Fig. 16/1). Ä Chapter 12 ‘Technical data’ Tighten the screws ( Fig. 161) evenly (tightening torque: see on page 44). After assembly, check the tight fit of all parts. Check moving parts to make sure they run easily. GB–32 mail@krautzberger.com, www.krautzberger.com...

  • Page 33: Changing Needle Seals

    ENGLISH Automatic spray gun RA 5 Changing needle seals Removing needle seals Ä Chapter 7.4 ‘Changing the fluid needle’ on page 31). Removing the fluid needle ( Fig. 17: Removing needle seals Unscrew the clamping screw ( Fig. 17/4) with a box spanner.

  • Page 34: Faults

    T-Dok-449-GB-Rev.4 8 Faults Personnel: Qualified personnel If the fault is not included in the following table or if it cannot be eliminated with the measures described, contact Krautzberger GmbH (for contact details, see last page). Spray pattern Fault Cause Remedy...
  • Page 35 ENGLISH Automatic spray gun RA 5 Spray pattern Fault Cause Remedy Fluid jet comes out in Insufficient fluid Increase fluid spurts or flittering supply supply Blocked fluid path Clean Loose or dam- Tighten or replace aged fluid nozzle Ä Chapter 7.3 ‘Changing the air...

  • Page 36: Spare Parts

    The use of incorrect or defective spare parts can cause risks for the personnel as well as damage, malfunctions or complete failure. – Only use original spare parts from Krautzberger or Krautzberger-approved spare parts. – In case of questions, always contact our service department.

  • Page 37: Spare Parts

    ENGLISH Automatic spray gun RA 5 Spare parts Spare parts over view spray gun Fig. 19: Spare parts 200-0319 ■ 200-0321 ■ 200-0323 ■ 200-0324 GB–37...
  • Page 38 Slotted ring, UHMW-PE 010-0996 Slotted ring, UHMW-PE 010-0035 Grooved ring, PTFE + 10 % Ekonol 010-0635 Quadring, Viton 010-0768 Bracket 080-6142 O-ring 010-0961 Clamping screw 040-9214 Grooved ring 010-0447 Fluid needle 070-... O-ring 010-0546 Control piston 040-9216 GB–38 mail@krautzberger.com, www.krautzberger.com...
  • Page 39 ENGLISH Automatic spray gun RA 5 Item Designation Item no. Control piston for nozzle extension 040-9493 Piston guide 040-9217 Pressure spring 020-0216 O-ring (only required for double controller) 010-0332 Locking part with needle stroke adjustment 080-6141 Cover, aluminium 040-9226 Cover, stainless steel...
  • Page 40 Double nipple 1/8" male, brass (only with seal 010-0173) 030-2233 Double nipple 1/8" male, VA (only with seal 010-0173) 040-2349 Rapid screw connector for hose 4/6 mm, galvanized, nickel- 030-2408 coated brass Double nipple 1/8", male, stainless steel 040-2349 Double nipple 1/8", male, brass 030-2233 GB–40 mail@krautzberger.com, www.krautzberger.com...
  • Page 41 ENGLISH Automatic spray gun RA 5 Item Designation Item no. Rapid screw connector for hose 4/6 mm, aluminium 030-0797 Rapid screw connector for hose 4/6 mm, VA 030-4844 Rapid screw connector for hose 4/6 mm, brass 030-2401 Rapid screw connector for hose 4/6 mm, galvanized, nickel-...

  • Page 42: Accessories

    Accessories A wide range of accessories are available for the automatic spray gun. For further information, visit us on the Internet (www.krautzberger.com) or contact your Krautzberger specialist dealer, consul- tant or our office staff. Here are a few examples: Air nozzles...

  • Page 43: Disposal

    ENGLISH Automatic spray gun RA 5 Disposal If no return or disposal agreement has been made, recycle the dismantled parts. It is mandatory that the currently applicable country-specific regulations and legal standards are adhered to. This may entail: Scrap metals.

  • Page 44: Technical Data

    Sound pressure level depends on the nozzle approx. 73 - 96 dB(A) Spray fluid temperature max. 50 °C 12.3 Tightening torques The tightening torques need to be chosen based on the VDI 2230 or the standard literature (e.g. Würth). GB–44 mail@krautzberger.com, www.krautzberger.com...

  • Page 45: Declaration Of Incorporation

    ENGLISH Automatic spray gun RA 5 Declaration of incorporation Fig. 22: Declaration of incorporation 200-0319 ■ 200-0321 ■ 200-0323 ■ 200-0324 GB–45...

  • Page 46: Index

    Transport inspection ..........15 GB–46 mail@krautzberger.com, www.krautzberger.com...
  • Page 47 ENGLISH Automatic spray gun RA 5 User qualification ..........8 Weight .
  • Page 49 Krautzberger GmbH Stockbornstraße 13 D-65353 Eltville am Rhein Hotline: +49 (0) 6123 698-222 Reception: +49 (0) 6123 698-0 Fax: +49 (0) 6123 698-200 Email: mail@krautzberger.com Internet: www.krautzberger.com © Krautzberger GmbH 2013 © Krautzberger GmbH 2013...

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