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Operation manual
DUOMIX PU 460
Type :
❍ 400 V
❍ 230 V / 1-phase
❍ 230 V / 3-phase
Model with:
❍ Diaphragm feed
pump
❍ Piston feed pump
❍ Feed tank
❍ without supply
Serial No.
⸏ ⸏ ⸏ ⸏ ⸏ ⸏ ⸏ ⸏
Translation of the original operation manual
PU460_DBK_en_1501 · jw

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Summary of Contents for wiwa DUOMIX PU 460

  • Page 1 Operation manual DUOMIX PU 460 Type : ❍ 400 V ❍ 230 V / 1-phase ❍ 230 V / 3-phase Model with: ❍ Diaphragm feed pump ❍ Piston feed pump ❍ Feed tank ❍ without supply Serial No. ⸏ ⸏ ⸏ ⸏ ⸏ ⸏ ⸏ ⸏...
  • Page 3: Table Of Contents

    3.1 Intended use .....................19 3.2 Erroneous use ..................19 3.3 Machine design ..................20 3.4 Control cabinet ..................21 3.5 Material flow .....................22 3.6 Material supply ..................22 3.7 Proportioning pump ..................23 3.8 Material fluid heater ..................23 Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 4 5.3.2 Connecting the spray gun ..............40 5.3.3 Connecting the feed pumps ............40 5.3.4 Earthing the machine ..............41 5.3.5 Connecting the machine to the power supply ........41 5.3.6 Connecting the compressed air supply ..........42 Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 5 7.4.1 Check the release agent level ............57 7.4.2 Check release agent for material residues ........57 7.5 Silica gel filter ...................58 7.5.1 Disassembling the silica gel filter ...........58 7.5.2 Regenerating / drying the granulate ..........58 7.5.3 Installing the silica gel filter .............58 7.6 Recommended operating fluids ..............59 Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 6 Inhalt 8 Malfunctions and their elimination............60 8.1 General troubleshooting ................60 8.2 Error messages on the display ..............61 9 Technical data .....................63 9.1 Machine card ....................64 9.2 Type plates ....................64 Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 7: Foreword

    It is expressly prohibited to distribute these operating instructions, duplicate, exploit or communicate their contents, unless expressly authorised to do so. Infringement will lead to compensation. All rights to any patent, utility model or design registrations reserved. Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 8: Safety

    Safety information warns of potential accident risks and describes the mea- sures required for accident prevention. In the operating instructions from WIWA, safety information is highlighted and labelled as follows: DANGER Signals a risk of accidents that are very likely to result in serious injuries and...
  • Page 9 Signals an instruction to wear safety shoes, in order to prevent foot injuries due to falling, toppling or rolling objects, as well as slipping on slippery floors. Signals references to directives, work instructions and operating instructions that contain very important information and must be observed. Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 10: Safety Information

    An unintended ejection of material from the spray gun can cause personal injury and property damage. Lock the spray gun with all interruptions to work! ➤ Prior to each start-up, always check the spray gun lock! ➤ Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 11: Risks Due To Electricity

    Always ensure contact between the spray gun and the container wall. ➤ Only use electrically conductive material hoses. ➤ All original material hoses from WIWA are conductive and designed for our machines. WARNING If the machine becomes contaminated with material during operation, an electrostatic charge may be generated with the increasing coating thick- ness. Static charges can result in fire and explosions.
  • Page 12: Explosion Protection

    Heating solvents can lead to an explosion. The consequences may be seri- ous physical injuries and property damage. Observe the flashpoint and ignition temperature of solvents. ➤ Switch all Material fluid heaters off when carrying out the following work: ➤ Cleaning, pressure testing, decommissioning, maintenance and repair. Only perform cleaning work when the machine has cooled down. ➤ Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 13: Health Risks

    Additional information signs are located on the control cabinet (warning of electrical voltage) and on the distributor (warning of hot surface). Fig. 1: Safety information Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 14: Safety Equipment

    10% above the maximum permissible value according to the type plate - Fig. 2: Safety valve the safety valve must discharge. Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 15: Main Switch / Emergency Off

    If the maximum permitted leakage current is exceeded at the hose assembly, the ground fault circuit interrupter fuse is tripped. The machine switches itself off. Only after the error has been corrected is trouble-free operation possible again. Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 16: Operating And Maintenance Personnel

    Always wear the protective clothing stipulated for your working environment (e.g. antistatic protective clothing in potentially explosive areas) and also observe the recommendations in the safety datasheet of the material manufacturer. Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 17: Guarantee Information

    When repairing and maintaining the machine, only use original spare parts ➤ from WIWA. If spare parts are used, that have not been produced or supplied by WIWA ➤ then the guarantee is voided and all liability shall be excluded.
  • Page 18: Behaviour In An Emergency

    2.7.3 Injuries In case of injuries caused by processing material or solvents, always have the manufacturer’s datasheet ready to show the doctor (supplier or manufactur- er address, their telephone number, material designation and material number). Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 19: Machine Description

    Machine description Machine description The DUOMIX PU 460 is a 2-component coating machine for industrial use. Seam- less and smooth coatings and linings can be applied using this machine. Due to the fixed mixing ratio of the pump, the exact dosing of both components is ensured at all times. Every mixing ratio from 1:1 to 10:1 can be realised with a simple exchange of the material pumps.
  • Page 20: Machine Design

    Machine description 3.3 Machine design Fig. 4: Vorder- und Rückansicht der DUOMIX PU 460 (hier mit Membranpumpen zur Materialzuführung) Designation Additional information Control cabinet Chap. 3.4 on page 21 ISO feed pump POLY feed pump Compartment for the operating instructions...
  • Page 21: Control Cabinet

    Main switch for turning on/off the electrical system and the compressed air supply for the proportioning and feed pumps On/Off switch for the POLY material fluid heater On/Off switch for heating the hose assembly *) not included for 1-phase version Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 22: Material Flow

    All 3 types of material supply can be optionally equipped with: Hose holders, ➤ Material circulation, ➤ Discharge hoses. ➤ Fig. 6: Piston pumps Fig. 7: Diaphragm pumps Fig. 8: Stainless steel feed tank Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 23: Proportioning Pump

    Overheating of the material is prevented through the automatic temperature control and by setting the maximum temperature value (see chapter 4.4.3 on page 30). The power level for the material fluid heater can be reduced depending on the local conditions of the power supply. Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 24: Intermediate Piece

    Machine description 3.9 Intermediate piece The intermediate piece connects the DUOMIX PU 460 to the hose assembly. The two manometers display the current material pressure of each of the components. These values are also displayed on the touchscreen. Balls valves, which are used for opening and closing the ventilation or the pressure relief, can be present as an option.
  • Page 25: Optional Expansions And Accessories

    Through the material circulation, the air that is located in the material circuit after filling is pressed out via the return hoses, whereby a bubble-free material flow is ensured. Since in the process the material passes the material fluid heater again and again, a uniform temperature distribution is furthermore ensured. Distributor Material Material fluid fluid heater heater Proportioning pump Fig. 13: Circulation circuit Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 26: Silica Gel Filter

    Temperature of Poly / Iso / hose ➤ Pressure of Poly / Iso ➤ Faults ➤ Total volume ➤ Further information on the datalog can be found in chap. 4.4.8 on page 31. Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 27: Machine Controller

    Start-up screen Temperature Settings Alarms Pressure System status setting Temperature Stroke counter settings settings Stroke counter Time setting volume Parking Language switching Brightness Datalog Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 28: Start-Up Screen

    Function Continue to the next menu window in the operating area Back to the previous menu window in the operating area Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 29: Temperature

    If the display of the ACTUAL temperature is constantly changing between 0.0 °C and 999.9 °C, the temperature is below freezing. The display of the temperature only occurs above 0°C. Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 30: Temperature Settings

    ON: Park mode active ➤ OFF: Park mode ➤ deactivated Additional options for deactivation: Acknowledge fault with ➤ reset button. Restart the machine with ➤ Fig. 22: Parking start button Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 31: Language Switching

    To do so, proceeds as follows: Insert USB stick into the USB interface on the control cabinet. Press "store Datalog" key in the datalog menu window. Fig. 25: Datalog Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 32 Each fault is recorded by the following digits: Digit Alarm register 1 Alarm register 2 Individual fault on the machine Cable break and sensor error no fault no fault Poly excess pressure Poly sensor error Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 33: Setting Area

    4.5 Setting area All parameters that are relevant for the work process are stored in the setting area. Changing the settings is reserved for trained service personnel and WIWA- customer service. The password is provided in a separate document. The setting area is reached using the function key F4. As a result, the “Settings”...
  • Page 34: Pressure Setting

    5 Graphical representation of the pressure actual values. The scale is set at the factory to a max. of 250 bar, but can be adapted if needed. If the preset value is exceeded, no display occurs. Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 35: Stroke Counter Settings

    After 2 switchover points in a time of 30 sec., the monitoring must be deactivated 4 The use of the USB button is reserved for WIWA customer service. 4.5.3 Time setting The date (day, month, year) and the time (hour, minutes, seconds) can be set in the 4th window of the setting area.
  • Page 36: Factory Settings

    2 Display of the pressure difference. 3 Display of faults that can arise in the material fluid heaters or inthe hose assembly, e.g. error on the temperature sensor. Fig. 35: Alarms Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 37: Transport, Installation And Assembly

    Empty the machine prior to transport - residual liquids may still leak out of ➤ the machine during transport. Remove all loose parts (e.g. tools) from the machine. ➤ Prior to start-up, correctly refit any parts or equipment items removed for ➤ transport purposes, as required for the intended use. Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 38: Installation Site

    Electrical and electronic parts must be installed exclusively by specialist ➤ personnel with an electrical qualification - all other parts, e.g. the spray hose or spray gun, must be installed exclusively by trained personnel. Prior to start-up, correctly refit any parts or equipment items removed for trans- port purposes, as required for the intended use. Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 39: Connecting And Installing The Hose Assembly

    Thus damage to the plug/cable is prevented in the event of a possible tensile load of the hose assembly. Fig. 39 Fix the connections with adhesive tape. ➤ Fig. 40 Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 40: Connecting The Spray Gun

    ➤ mixture, after each cleaning of the system, ➤ after each material change to pump out the material mixture. ➤ Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 41: Earthing The Machine

    Before connecting the machine to the power supply, check whether the electrical data specified on the type plate on the control cabinet corre- sponds to that at the operation site (see chap. 9.2 on page 64). Connect the machine to the local power supply. Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 42: Connecting The Compressed Air Supply

    The air intake pressure of this machine is monitored. If the minimum value for this pressure is fallen below for longer than 1 s, the machine automatically switches off. Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 43: Operation

    Observe and follow the operating instructions for the attachments, such as e.g. the spray gun. Observe the safety datasheet of the respective material manufacturer when processing and storing coating materials. Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 44: Putting The Machine Into Operation

    "On". I/ON The L1 - L3 buttons light up yellow. 0/OFF Press the start button to start the machine. Fig. 42: Main switch Fig. 43: Button L1 - L3 Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 45: Filling And Draining The Machine

    Fig. 46: ISO component return hose Screw the return hose of the ISO component to the silica gel filter on the drum cover (see Fig. 46). Screw the return hose of the POLY component directly to the drum cover (see Fig. 47). Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 46: Filling And Draining The Machine With Discharge Hoses

    Therefore, always wear suitable protective gloves when working ➤ on the intermediate piece! Completely unroll the hose assembly. Switch on the heater. Wait until the material has reached the spraying temperature. Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 47: Equalising The Pressure Of Both Components

    Open the discharge valve on the intermediate piece for the component with the higher pressure until the pressure has equalised. Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 48: Spraying

    Use only cleaning agents recommended by the material manufacturer to clean the machine. Fill the entire system with a preserving agent. Observe the information of the material manufacturer while doing so. Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 49: Emptying And Cleaning The Feed Tank

    The heaters can remain switched on in the park position in order to keep the material in the system at the temperature. Only switch off the heater when required. Connect the material and compressed air shut-off valves to the spray gun. Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 50: Changing The Drum

    It is necessary to check compatibility of the materials used with other mate- rials in each individual case. WIWA shall be happy to assist you in determin- ing the suitability of your machine for other materials and in the selection of suitable packing.
  • Page 51: Storing Feed Pumps

    Observe the information of the material manufacturer for this. When required, the material to be processed can be replaced with a suitable preserving agent recommended by the material manufacturer. Do not use any solvents! Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 52: Relieving The Pressure

    6.10 Storage Store the system in a place where it is protected against dirt, moisture, frost and heat. Storage temperature minimum maximum 0 °C 32 °F 40 °C 104 °F Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 53: Disposal

    ➤ Disassemble the machine and separate the materials - metals must be tak- ➤ en to a scrap metal depot, plastic parts can be disposed of with household waste. Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 54: Maintenance

    Maintenance and repair work on electrical parts must be carried out by ➤ specialist personnel with an electrical qualification - all other mainte- nance and repair work must be carried out by WIWA customer service or specially trained personnel. WARNING During maintenance work ignition sources may arise (e.g. due to mechanical sparks, electrostatic discharge, etc.).
  • Page 55: Maintenance Schedule

    Fig. 54: Maintenance unit No. Designation Adjusting screw for setting the air supply for the de-icing Filler openings for pneumatic oil Adjusting screw for setting the admixture of pneumatic oil Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 56: Check Lubricant Level In The Oil Mister

    2 cm below the top edge of the oil tank. If necessary, top up the lubricant. We recommend using pneumatic oil (order number 0632579) or antifreeze (order number 0631387) from WIWA. Firmly screw the oil tank back onto the oil mister.
  • Page 57: Proportioning Pump

    After performing the check, add an appropriate quantity of fresh release agent. To protect the packing, we recommend using the release agent from WIWA (order no. 0163333). Translation of the operation manual DUOMIX PU 460...
  • Page 58: Silica Gel Filter

    Make sure the o-ring is seated correctly! Fill dried or No granulate may fresh granulate be stuck in the screw (65 g) into the connection! container.  Fig. 57: Installing the silica gel filter Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 59: Recommended Operating Fluids

    ³ Substances required during maintenance and repair work (see information in the spare parts lists) The release agent and pneumatic oil are also available in larger containers on request. Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 60: Malfunctions And Their Elimination

    The air pressure in the supply Increase the air pressure the pressure manometers and the network is too low. in the network. air pressure fall when the spray gun is open. Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 61: Error Messages On The Display

    Clean Iso spray gun filter. Iso dirt trap clogged. Clean Iso dirt trap. Iso sensor cable not connected or Connect or repair Iso sensor cable. defective. Air in the system. Vent the system. Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 62 After each elimination of a fault, the reset button must be pushed. You will arrive back at the menu that was last active before the fault. If the machine has switched off, it can be started by pushing the green "ON" button. Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 63: Technical Data

    Version with feed pumps and hose holder 1140 x 730 x 1470 Version with feed tank 1400 x 750 x 1410 Version with feed tank and hose holder 1550 x 750 x 1470 Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 64: Machine Card

    50/60 HZ on the type plate on the control cabinet corresponds to that at the operation site. 24 V 2KPU 0160 2014 Fig. 59: Type plate on the control cabinet Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 65 Translation of the operation manual DUOMIX PU 460 PU460_BAoDB_en_1501 · jw...
  • Page 66 WIWA Service +49 (0)6441 609 140 Headquarters and production WIWA Wilhelm Wagner GmbH & Co. KG Gewerbestr. 1  -   3 35633 Lahnau, Germany Phone: +49 6441 609-0 Fax: +49 6441 609-50 E-Mail: info@wiwa.de Homepage: www.wiwa.de WIWA Partnership USA WIWA LP 107 N.

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