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USER AND MAINTENANCE MANUAL

28

ELECTROPNEUMATIC VALVE

MZK

Before you disassembling, cleaning or replacing the nozzle the following steps must be done:

• Wash the valve with water
• Discharge the pressure from the supply system

Then proceed as follows:

6.3

Cleaning and/or replacement of the nozzle

Unscrew the nozzle with a 10mm wrench;

Loosen the needle adjustment with the micrometric
adjustment handle (see section 5.2 - Needle travel
adjustment), by turning it counter-clockwise until it doesn’t
resist anymore;

2

1

Screw the nozzle on the valve with a 10mm wrench.

5

After removing the nozzle, to clean it:

Put the nozzle under running water then blow it with
compressed air and clean the nozzle hole with the cleaning
needle;
Repeat the step until you have removed all the impurities
inside and outside the nozzle;

3

4

10

10

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Содержание C3251 00 Series

Страница 1: ...elettropneumatic valve USERAND MAINTENANCE MANUAL gluing solutions MZK ...

Страница 2: ...USER AND MAINTENANCE MANUAL MZK_v04 MARCH 2021 ZATOR SRL Via Galvani 11 20095 Cusano Milanino MI Italy Tel 39 02 66403235 Fax 39 02 66403215 info zator it www zator it ...

Страница 3: ...t and Council of the 26th of february 2014 regarding the harmonization of the UE Countries laws about the the making available on the market of electrical equipment intended to be used within certain voltage limits recasting Directive 2014 30 UE of European Parliament and Council of the 26th February 2014 regarding the harmonization of the UE Countries laws about the electromagnetic compatibility ...

Страница 4: ...nd risks unavoidable 15 2 3 3 Safety devices adopted 16 2 3 4 More general safety precautions 16 2 4 Environmental condition 17 2 5 Installation General instructions 18 2 6 Use of adhesives glues or other fluids 19 3 TECHNICAL DESCRIPTION 20 3 1 Valve functions 20 3 2 Technical data 20 3 3 Functioning description 21 4 INSTALLATION 22 4 1 Fixing of the valve 22 4 2 Contact less gluing application 2...

Страница 5: ... Screw adjustment version 25 5 2 2 Micrometric adjustment version 26 6 MAINTENANCE 27 6 1 General norms 27 6 2 Maintenance program 27 6 3 Cleaning and or replacement of the nozzle 28 6 4 Valve disassembly 29 6 5 Valve assembly 32 7 TROUBLE SHOOTING 35 8 MODELS 36 9 PART LIST 38 10 DIMENSIONS 40 ...

Страница 6: ......

Страница 7: ...USERAND MAINTENANCEMANUAL elettropneumatic valve MZK ...

Страница 8: ...pproximate and variable depending on fluids applications and methods of use Zator Srl doesn t assume any responsibility regarding the accuracy of the contents of this manual The drawings and technical data in this document is updated to the date of their publication and Zator Srl reserves the right to change without notice the contents of this manual It is therefore forbidden for Technician and Op...

Страница 9: ...nder warranty are on charge of Zator Srl except these cases when the nature of the flaw can be easily removed on place by the Buyer This commitment of Zator Srl excludes each other warranty effects provided by the law The warranty for the replaced or repaired spare parts of the electropneumatic valve finishes the same day of the warranty expiration date of the electropneumatic valve the replaced p...

Страница 10: ...ration or replacement by the seller of each parts of the machine or supplied material that results flawed after checking the existence of the flaw In no case the seller will be liable for every consequential or indirect flaws or otherwise derived from production cycle interruption or machine stoppage Thesellerisnotliableforflawsoftheelectropneumaticvalvederivedfromtheuseofdevices equipments etc th...

Страница 11: ... to the serial number of the electropneumatic valve The customer is responsible to purchase original spare parts that guarantee him to keep efficient and safe the electropneumatic valve The disassembly and assembly operations must be performed according to the manufacturer s instructions Contact the Technical Office of Zator Srl which will give to you the specifications to do the request of the pa...

Страница 12: ...d with the electropneumatic valve MZK must be carry out in compliance with the following current safety rules and regulations written in part 1 Rules of fire prevention 2 Directive 2006 42 CE of European Parliament and Council of the 17th of May 2006 regarding to machines and that modify directive 95 16 CE recasting 3 Directive 2014 30 UE of European Parliament and Council of the 26th February 201...

Страница 13: ... installed For personnel who will work on the electropneumatic valve for any functions installation assembly demolition maintenanceandoperation theywillbeprovidedwithappropriateP P E Personalprotective equipment of type approved and certificate by C E anti solvent gloves cut resistant gloves masks coverall no floating coverall CAUTION Always disconnect the power supply before proceed to carry out ...

Страница 14: ...tly have been taken the necessary precautions to avoid risks to people and damage to the components of the electromagnetic valve Safety glossary Intended purposes By this term it refers to the use of the machine as described by the manufacturer For intended purposes also refers to the use of the unit through its design its construction and function Secondary risks Secondary risk are unavoidable de...

Страница 15: ...ciently trained The operator must be informed of the position and operation of all commands and features of the valve The maintenance and start up operations must be performed by qualified technicians after properly setting up the valve The unauthorized tampering or replacement of one or more valve parts the adoption of accessories that modify the original use of the valve and the purpose of diffe...

Страница 16: ... Make sure the passages around the valve are not hindered by misplaced cables and dangerous for personnel The user must always put available to the operators in the areas that require it safety googles gloves and any other necessary protections it must also make sure that these safeguards are being used The areas that require the use of protective clothing must be marked with warning signs and pic...

Страница 17: ...untry of plant installation Special waste They are considered special waste Remains from industrial production agricultural activities crafts commercial and service that for quantity are not declared comparable to urban waste Obsolete and deteriorated machinery and equipments Motor vehicles and their parts out of use Fire material There is no fire dangers by the operation of the electropneumatic v...

Страница 18: ...e content identification and the safety movement address of the sender and the addressee dimensions length width height gross net tare weight annotations and pictograms ex brittle handle with care high CAUTION The customer must check the condition of the goods upon its arrival Predispositions choose the installation space Without prejudice to specific dispositions the customer will be provide to A...

Страница 19: ...he storage time of the fluid has not been exceeded The fluid has not been exposed to temperatures near or below than zero therefore it has deteriorated The packaging of the fluid are sealed For the use of special adhesives glues or fluids we recommend to contact the Zator company to verify the compatibility of the application Before use a different type of fluid clean accurately the valve to avoid...

Страница 20: ... solenoid valve fitted on the valve body The valve with anti stick coating has a carbide needle and a wide selection of stainless steel nozzles designed to meet the different needs of applications The micrometric adjustment allows a fine control of the glue quantity dispensed 3 TECHNICALDESCRIPTION 3 1 Valve functions Dots 3 2 Technical data fluid types adhesives and glues paints inks lubrificants...

Страница 21: ...he main components for illustration only 5 6 4 3 2 1 When the valve is not activated the needle closes the nozzle seat pushed by a spring and stops the fluid under pressure to flow out from the nozzle hole When the solenoid valve that allow the drive air to flow inside the piston chamber is activated this action activated the valve Then the piston moves back together with the needle allowing the f...

Страница 22: ...tter to the machine must be guaranteed Where possible it is always better to adopt this type of application since it is convenient for both easy application and to avoid nozzle wear The ideal working position of the valve is vertical with the nozzle facing downwards It s possible to tilt the valve of 45 degrees see next page The optimal distance between the nozzle and the surface to be glue is bet...

Страница 23: ...h the surface to be glued 4 3 Contact gluing application 4 4 Fluid supply connection 4 5 Electrical connection The valve must be connected to a glue feed units A flexible plastic pipe for applications up to 8 bar must be connected to a pipe fitting G1 8 to be screwed on the fluid supply connection of the valve For applications with working pressure over 8 bar use fittings and pipes for high pressu...

Страница 24: ...l 2 Connect an electrical two poles cable with cross section not less than 0 35 mm to electrical terminals 1 and 2 4 5 1 Connector Parts are supplied separately Parts are supplied separately Parts are supplied separately Connect a pipe Ø6x4 to the air connection on the solenoid valve The air pressure must be between 5 6 bar Provide the positioning and the length of the pipes such as to ensure a go...

Страница 25: ...stment To adjust the needle travel operate on the adjustment screw placed on the top of the valve as follows 1 Unscrew the nut with a 10mm wrench by holding the screw with a 3mm hex key 2 Then by holding the nut Turn counter clockwise the screw to increase the needle travel therefore the dispensed fluid quantity Turn clockwise the screw to decrease the needle travel therefore the dispensed fluid q...

Страница 26: ...ntity with a fine control Turn counter clockwise to increase the needle travel therefore the dispensed fluid quantity Turn clockwise to decrease the needle travel therefore the dispensed fluid quantity At the end of the needle travel the valve is completely closed therefore it doesn t dispense any fluid 5 2 2 Micrometric adjustment version Don t tighten with excessive force the needle adjustment h...

Страница 27: ...usively with water especially if you need to replace the nozzle or the needle Every evening and if you expect a long work break put some grease on the nozzle tip TIMING WHAT TO DO 1 Every day before the start production Do a valve test Clean the valve externally 2 Every day at the end of production Do a valve test Clean the valve externally Put some grease on the nozzle tip 3 Before a production b...

Страница 28: ...ozzlewitha10mmwrench Loosen the needle adjustment with the micrometric adjustment handle see section 5 2 Needle travel adjustment by turning it counter clockwise until it doesn t resist anymore 2 1 Screw the nozzle on the valve with a 10mm wrench 5 After removing the nozzle to clean it Put the nozzle under running water then blow it with compressed air and clean the nozzle hole with the cleaning n...

Страница 29: ...ng the valve the following steps must be done Wash the valve with water Discharge the pressure from the supply system Disconnect air connection Then proceed as follows 3 1 2 Unscrew the fixing screws of the solenoid valve Be careful of the O ring inside the valve body Unscrewthesolenoidvalveconnector screw Then pull out the solenoid valve connector ...

Страница 30: ...adjustment block with a 13mm wrench being careful of the inner compressed spring Loosen the needle adjustment whit the adjustment screw or the micrometric adjustment handle see section 5 2 Needle travel adjustment by turning it counter clockwise until it doesn t resist anymore 4 Unscrew the nozzle with a 10mm wrench 5 ...

Страница 31: ...ock bush with tubular spanner then remove it from the valve body Check the wear of the lock bush O ring POS 15 16 18 and of the gasket POS 17 and if it is necessary replace it Always grease the new O rings before assembling them 8 9 Use silicon based grease or oil specific for O rings For any questions or information contact the Zator company POS 15 POS 16 POS 17 POS 18 ...

Страница 32: ... needle Check the wear of the O rings and if it is necessary replace it Before the assembly always grease the O rings Then proceed as follows 6 5 Valve assembly Use silicon based grease or oil specific for O rings For any questions or information contact the Zator company Insert the lock bush inside the valve body then screw it with a tubular spanner 2 1 Insert the gasket and the O ring in the loc...

Страница 33: ...tment block is not tilted during the screwing to avoid damage to the thread NO SI 13 Insert the spring Screw the nozzle with a 10mm wrench 6 Before screwing the nozzle check that the adjustment screw the micrometric adjustment handle are completely loosened to avoid damage to the nozzle and needle To loosen the adjustment screw the handle turn it counter clockwise until it doesn t resist anymore 1...

Страница 34: ...NCE MANUAL 34 ELECTROPNEUMATIC VALVE MZK 7 9 8 Screw the solenoid valve mounting screws be careful of the O ring inside the valve body Finally screw the solenoid valve connector screw Insert the solenoid valve connector ...

Страница 35: ... missing Check the supply pressure The nozzle is clogged Unscrew and clean the nozzle The filter is dirty If in use Wash or replace the filter Bent pipe Check the condition of the supply pipe No or weak drive pressure Check the drive air pressure 6 bar Residual glue into the system Wash the complete system Leak of fluid from the lock bush O ring or gasket inside the valve body is damaged Replace t...

Страница 36: ...ce XX value with nozzle diameter desired Available nozzle diameters from 0 3 to 1 5 mm Replace XX value with nozzle diameter desired Available nozzle diameters from 0 3 to 1 5 mm C3264XX00 C3254XX00 code code Extrusion valve MZK4XXKLNR 7 mm 24 Volt Extrusion valve MZK4XXKLRM 7 mm 24 Volt Extrusion valve MZK4XXKLNR 10 mm 24 Volt Extrusion valve MZK4XXKLRM 10 mm 24 Volt Replace XX value with nozzle ...

Страница 37: ...Extrusion valve MZK400MGRM 24 Volt Extrusion valve MZK40018RM 24 Volt Extrusion valve MZK400SYNR 24 Volt Extrusion valve MZK400MGNR 24 Volt Extrusion valve MZK40018NR 24 Volt C32610005 C32610006 C32610018 C32510005 C32510006 C32510018 code code code code code code description description description description description description ...

Страница 38: ...3100104 1 Lock bush 15 K92010202 1 O ring 16 K92010601 1 O ring 17 K92320301 1 Gasket 18 K92010401 1 O ring 19 BG000051C 1 Valve body 20 K92010501 2 O ring 21 H82110900 1 Solenoid valve 24VDC 22 CNN000024 1 Solenoid valve connector 23 SC11250281 2 Solenoid valve screw 24 RRAZ0252 1 Fitting air 25 H85800101 1 Nozzle MG 26 H85800102 1 Nozzle MG nut 27 H85100150 1 Nozzle syrin 28 H85100180 1 Nozzle 1...

Страница 39: ... info zator it The images in this document are considered for illustration only The company reserves the right for any changes without notice Names trademarks and logos are property of the author 1 2 3 6 8 9 10 11 12a 12b 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 32 31 7 5 4 4 ...

Страница 40: ...NUAL ELECTROPNEUMATIC VALVE MZK 10 DIMENSIONS 31 G1 8 16 72 40 5 30 147 17 30 76 84 2 x M5x0 8 7 H7 0 02 0 11 5 77 23 7 5 112 31 G1 8 16 72 40 5 30 147 17 30 76 84 2 x M5x0 8 7 H7 0 02 0 11 5 77 36 7 5 124 MZK4XXKVNR MZK4XXKVRM ...

Страница 41: ...vani 11 20095 Cusano Milanino MI Italia www zator it info zator it 50 G1 8 16 92 60 30 167 17 30 76 84 2 x M5x0 8 7 H7 0 02 0 31 77 23 7 5 131 50 G1 8 16 92 60 30 167 17 30 76 84 2 x M5x0 8 7 H7 0 02 0 31 77 36 7 5 144 MZK4XXLVNR MZK4XXLVRM ...

Страница 42: ...ANCE MANUAL ELECTROPNEUMATIC VALVE MZK 37 G1 8 16 79 47 30 154 17 30 76 84 2 x M5x0 8 7 H7 0 02 0 18 77 23 7 5 118 37 G1 8 16 79 47 30 154 17 30 76 84 2 x M5x0 8 7 H7 0 02 0 18 77 36 7 5 131 MZK4XXKLNR 7mm MZK4XXKLRM 7mm ...

Страница 43: ...11 20095 Cusano Milanino MI Italia www zator it info zator it 40 G1 8 16 82 50 30 157 17 30 76 84 2 x M5x0 8 7 H7 0 02 0 21 77 23 7 5 121 40 G1 8 16 82 50 30 157 17 30 76 84 2 x M5x0 8 7 H7 0 02 0 21 77 36 7 5 134 MZK4XXKLNR 10mm MZK4XXKLRM 10mm ...

Страница 44: ...NTENANCE MANUAL ELECTROPNEUMATIC VALVE MZK 42 G1 8 16 84 52 30 159 17 30 76 84 2 x M5x0 8 7 H7 0 02 0 23 77 23 7 5 123 42 G1 8 16 84 52 30 159 17 30 76 84 2 x M5x0 8 7 H7 0 02 0 23 77 36 7 5 136 MZK4XXSYNR MZK4XXSYRM ...

Страница 45: ...11 20095 Cusano Milanino MI Italia www zator it info zator it 32 G1 8 16 G1 8 74 42 30 149 17 30 76 84 2 x M5x0 8 7 H7 0 02 0 13 77 23 7 5 113 32 G1 8 16 G1 8 74 42 30 149 17 30 76 84 2 x M5x0 8 7 H7 0 02 0 13 77 36 7 5 126 MZK40018NR MZK40018RM ...

Страница 46: ...NTENANCE MANUAL ELECTROPNEUMATIC VALVE MZK 31 G1 8 16 73 41 30 148 17 30 76 84 2 x M5x0 8 7 H7 0 02 0 12 77 23 7 5 112 31 G1 8 16 73 41 30 148 17 30 76 84 2 x M5x0 8 7 H7 0 02 0 12 77 36 7 5 125 MZK400MGNR MZK400MGRM ...

Страница 47: ......

Страница 48: ...ZATOR SRL Via Galvani 11 20095 Cusano Milanino MI Italy Tel 39 02 66403235 Fax 39 02 66403215 info zator it www zator it ...

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