WAL THER PILOT
Contents
1. ends Increase atomising air T Set a rounder fan shape Spray finish too coarse o Nrretesh l Orange peel effect presen 0 Material coating in the Reduce atomising air pressure middle of the fan is very Increase material pressure thin Spray fan is divided in the Reduce atomisind air nn Se nde i lnrraaca matarial nrasc ra Reduce material pressure Increase atomising air UN ee nressure Gun drips Spray fan is too rounded Material needle or nozzie Remove and clean dirty Material needle or nozzle damaged Replace Gun does not open Control air pressure too Increase control air pressure low to min 4 5 bar Irregular or Insufficient material in Fill up with material see splattering spray container instructions from materia manufacturer Gun sprays when O ring Item 11 damaged Replace switched off Material bubbling in Atomising air is entering Clean the parts tighten or material container the material container via replace the material channel Materid nozzle or air cap not properly tightened Spray fan one sided Air cap horn bore dirty Remove and clean sn VVALTHER T Spritz und Lackiersysteme WALTHER K rtner Str 18 30 Tel 0202 787 0 Fax 0202 787 217 Die Beschichtungs Experten EC Conformity Declaration We hereby declare that the spray gun model Walther PILO2. 33 001 V 30 146 02 003 V 30146 05 3 V 09 103 20 001 V 30 146 04 003 V 20 380 13 003 V 20 380 10 003 V 20 380 11 003 V 20 305 04 003 V 20 305 13 000 NAZODADOAA WH Name distributor cone air sleeve O ring distance sleeve material nozzle O ring head piece air cap nut air tube material tube packing screw needle packing When ordering parts please state the corresponding jimensions diameter 1 0 1 5 mm Item Part number 13 V 20 305 01 003 14 V 09 220 26 000 15 V 20 380 12 3 16 V 20 305 03 004 17 V 09 102 21 001 18 V 20 305 07 003 19 V 20 305 12 005 20 V 20 305 02 003 21 V 20 305 08 003 22 V 20 305 14 003 Name body lip seal material needle piston O ring needle nut piston spring spring bushing hexagonal socket screw fastening bolt We recommend that ail parts printed in bold type wearing parts are kept in stock 18 SteuerluftanschluA PK3 i SoritziuftanschluB PK4 Kennzeichnung ST N Kennzeichnung 5 ___Haterialanschlu PK4 j Spritzluftanschlu PK4 Kennzeichnung B Kennzeichnung SP 7 Re tooling the spray gun Before re tooling the spray gun always ensure that the air supply and material sup the spray gun have been interrupted The combination of air cap material nozzle and needle for a certain spraying mater forms a specially matched unit the nozzle assembly Always exchange the complete nozzie assembly in order to maintain the desired sp
3. spray gun must not be used in any other way than as described above in the section Proper use Any other use is improper Improper use includes spraying materials onto persons or animals spraying liquid nitrogen 2 Technical description The model PILOT WA 20 380 is operated automatically by compressed air and is controlled via 3 2 way control valves Hand operated foot operated or solenoid valv operated valves can be used for this purpose First the atomising air is introduced by a 3 2 way valve Then the 3 2 way control valve required for the control air is actuated The compressed air flowing into the cylinder chamber moves the control piston and opens the material feed If the control air is interrupted by the 3 2 way valve the compressed air in the cylindei chamber is allowed to escape The spring pressure of the piston spring shuts off the material feed to the material nozzle After this the atomising air is switched off by the 3 2 way valve The spray gun works with the equal pressure method This means that the atomising pressure and the material pressure must be almost the same All parts which are in contact with the material are made of corrosion free stainless ste 3 Safety The spray gun must be used only by trained and qualified persons All relevant rules of safety and workers safety regulations applicable in the country or area of use must be fully observed Observe the instructions given by the manuf
4. 6 bar atomising air press 4 8 m hr Control air pressure min 4 5 bar Material pressure max 6 bar The noise level is 83 dB A Atomising air pressure max 6 bar Technical data are subject to change 9 Cleaning and maintenance To ensure that the spray gun functions properly and to maximise its service life the spray gun must be maintained cleaned and lubricated regularly Before carrying out any maintenance ensure that the control air and atomising air as well as the material feed are de pressurised Cleaning should be carried out after every colour and material change or according to the degree of contamination For cleaning the spray gun use only those cleaning agents that are specified by the material manufacturer and ensure that they do not contain any of the INS components halogenated hydrocarbons e g 1 1 1 trichloroethane methylene chloride acids or acidic cleaning agents paint strippers regenerated solvents cleaning thinners Never immerse the whole spray gun in solvent or cleaning agent as this could harm the correct functioning of the gun Do not use sharp or hard objects to clean the spray gun as this might cause damage to precision parts and impair the spraying result WALTHER PILOT cannot accept any liability for damage caused by improper treatment of the spray gun Troubleshooting Fault Cause Remedy en Spray fan too wide inthe Set spray fan wider eee middie 7 Spray fan too wide at the
5. D 42347 Wuppertal Tel 0202 787 0 Fax 0202 787217 Wi http Avww walther pilot de E mail info walther pilot Die Beschichtungs Experten Issue 03 2000
6. T WA Block80 type designation WA 20 380 year of first manufacture 1999 specified use processing sprayable materials fabrication number see side of packaging as described in the accompanying documentation is in full accordance with the following guidelines EC machine guideline 89 392 EWG with amendments 91 368 EWG 93 44 EWG and 93 68 EWG Harmonised standards applied iri the versions valid at the time of issue in particular EN 292 safety of machines prEN 1953 spraying equipment for coating materials Note This machine is not subject to the requirements of Appendix IV for machines ISPIeSe NUNG a special danger in accordance with Directive 89 392 EWG Records are therefore kept on file in our company Name Winfried Wiese Position in the company Plant Manager The WALTHER PILOT Product Range Manual spray guns Automatic spray guns HVLP spray guns Two component spray guns Pressure pots Pressureless containers Agitator systems Airless equipment and fluid pumps Material circulation systems Two pack systems Marking equipment Combined spraying and drying booths Exhaust extraction systems with dry filtering Exhaust extraction systems with wet filtering Powder spraying stands Powder spraying equipment Adhesive spraying systems o e e e o Dryers Air supply systems Breathing masks breathing equipment and accessories pw WALTHER Spritz und Lackiersysteme K rtnerstr 18 30 ALTHER
7. WALTHER PILOT Operating instructions Model WA 80 Type 20 380 Contents NA 10 11 General Proper use Improper use Technical description Safety Using the spray gun Connections for control air atomising air and material Spraying a test pattern Changing the spray pattern Parts list Exploded diagram Re tooling the spray gun Distributor cone Changing the material nozzle Changing the material needle Changing the needle seal Technical data Cleaning and maintenance Troubleshooting EC Conformity Declaration Please note our terms of sale and delivery Issue 03 2000 General 11 Proper use The automatic spray gun must be used only for processing sprayable materials in tubes and cavities in particular lacquers and paints grease oil and anti corrosion agents adhesives grease oil and anti corrosion agents ceramic glazes stains If you intend to spray materials that are not listed here please contact WALTHER Spritz und Lackiersysteme GmbH Wuppertal The sprayable materials must be sprayed only on workpieces or objects The temperature of the material to be sprayed must not exceed 80 C The model PILOT WA 20 380 is not a hand held spray gun and must therefore be mounted in a suitable bracket Proper use of the spray gun also includes the fact that you have read understood and observed all information advice and safety requirements presented in this instruction manual 1 2 Improper use The
8. acturers of the spraying material and tl cleaning agents with regard to safety and proper use Use the spray gun only in well ventilated rooms Fire naked flames and smoking a prohibited within the working area Always wear the regulation breathing masks protective clothing ang hearing protection when using the spray gun Exhaust air which contains particles must be kept away from the working area and operating personnel Make sure that adequate exhaust extraction is provided When spraying materials keep your hands and other parts of the body away from the pressurised nozzle of the spray gun e Do not direct the spray gun at persons or animals e Before carrying out maintenance or servicing ensure that the air and material feed the spray gun have been de pressurised Only those air hoses which have a total electric leakage resistance of lt 100 million ohms must be used 4 After carrying out assembly and maintenance work ensure that all nuts bolts and screw connections have been fully tightened Use only origina spare parts since WALTHER can only guarantee safe and fault free operation for original parts For further information on the safe use of spraying equipment please contact WALTHER Spritz und Lackiersysteme GmbH Wuppertal 4 Using the spray gun Before using the spray gun ensure that the following conditions apply e The control air pressure is applied to the spray gun e The atomising air pressure is applied to the sp
9. pattern quality 7 1 Changing the distributor cone 1 Unscrew the distributor cone with a screw driver 2 Installation takes place in reverse order 7 2 Changing the materiai nozzle Unscrew the distributor cone with a screw driver Release the air cap nut Unscrew the complete unit air tube and air sleeve SW 14 Unscrew the air tube from the air sleeve SW 13 SW 14 Unscrew the material tube from the air sleeve SW 9 13 Unscrew the material nozzle SW 3 Installation takes place in reverse order QUO OY po oc 7 3 Changing the material needle 1 Unscrew the spring bushing from the body 2 Remove the piston spring and pull out the piston together with the material needle 3 Unscrew the material needle from the piston 4 Installation takes place in reverse order 5 The distance between the tip of the material needle and the piston should be s at 62 5 mm 4 7 4 Changing the needle seal Remove the material needle as described under 7 3 Continue as described under 7 2 Unscrew the packing screw from the body Withdraw the needle seal Installation takes place in reverse order oa wN 8 Technical data Weight 1449 Air consumption at Connections 1 bar atomising air press 1 2 m hr Atomising air 2x PK 4 2 bar atomising air press 1 8 m hr Control air PK3 3 bar atomising air press 2 4 m hr Material feed PK 4 4 bar atomising air press 3 0 m hr 5 bar atomising air press 3 6 m hr Pressure range
10. ray gun e The material pressure is applied to the spray gun 4 1 Connections for control air atomising air and material Connect the control air connector via the 3 2 way valve to the spray gun ST and set the control air pressure min 4 5 bar Connect the atomising air connector to the air hose filtered compressed air supply and to the atomising air connections SP Switch on the compressed air and set the required atomising air pressure at the reducing valve max 6 bar Fill the pressure pot with the material to be sprayed and close the lid Connect the material feed hose to the pressure pot or the pump and to the material connection M Set the required material pressure max 6 bar Open the material valve on the pressure pot 4 2 Spraying a test pattern A test spray pattern should always be made whenever e the spray gun is used for the first time e the spraying material is changed e the spray gun has been disassembled for maintenance or servicing The test pattern can be sprayed on a test workpiece panel cardboard or paper 4 3 Changing the spray pattern The diameter of the atomising cone can be varied by changing the atomising air The material flow rate is determined by the material pressure and the diameter of the material nozzle The spray gun can be used for coating tubes with an inner diameter of up to approx 500 mm Parts list WA 20 380 Item Part number V 30 146 01 003 V 30 146 03 003 V 09 103
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