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JDX  PVA  

 

 

 

Revision H  (2016)

 

17 of 39

 

 

 

Replace the Orifice 

3.9

1.

 

Loosen the three screws in the nozzle plate. 

 

Figure 15: Remove the Nozzle Plate Screws 

2.

 

Remove the barb plate. 

 

Figure 16: Remove the Barb Plate 

3.

 

Remove the O-ring from the barb plate. Clean and replace as necessary.  

 

Figure 17: Remove the O-ring 

NOTE: There is an O-ring on the barb plate and one on the orifice. Make sure 
you keep them separate; the O-ring on the barb plate is slightly larger than the 
orifice O-ring and they are not interchangeable.

  

Содержание JDX

Страница 1: ...Precision Valve Automation One Mustang Drive Cohoes NY 12047 www pva net JDX Jet Valve OWNER S MANUAL Revision H WHERE PRECISION DRIVES PRODUCTION ...

Страница 2: ...ment with respect to changes subsequently made Precision Valve and Automation Inc makes no representation or warranty expressed implied or statutory with respect to and assumes no responsibility for the accuracy completeness sufficiency or usefulness of the information contained herein No warranties of merchantability or fitness for purpose shall apply This document including the information conta...

Страница 3: ...zle Plate and Feed Tube 10 3 2 Prime the Jet 12 3 3 Set the Heater Temperature 13 3 4 Set FluidPressure 13 3 5 JetPressure 14 3 6 JetShutdownProcedure 14 3 7 Clean the Wetted Parts 16 3 8 Replace the Orifice 17 3 9 Maintenance 21 4 Flush the System 21 4 1 How to Use the Valve with Portal 22 5 Setup Mode 22 5 1 Select a Recipe 24 5 2 Jetter Maintenance 25 5 3 How to Use the Jet with the PVA JDX Jet...

Страница 4: ... 29 6 2 3 LCD Display Functions and Selection Keys 30 6 3 Trigger Button and LED 31 6 4 Exploded View 32 7 Item Numbers and Descriptions 32 7 1 1 Replacement Parts and Accessories 33 8 Technical Specifications 35 9 Troubleshooting 36 10 Notes 37 11 Warranty 38 12 Table of Figures 39 13 ...

Страница 5: ...Technical Support Tel 1 518 371 2684 Email mailto cs pva net Document History 1 2 Revision Revision Date Reason for Changes Rev H March 2016 Updated Part Numbers Rev G July 2015 Updated Part Numbers Rev F May 2015 Updated O ring Information Rev E Dec 2014 Updated Controller Content Rev D Fall 2014 Updated to Include HV 2000 Controller Rev C Oct 2014 Updated Nozzle Content Rev B May 2014 Updated to...

Страница 6: ...perate the system read and understand the manuals provided with the unit Never put hands or tools in areas with this symbol when the machine is in operation A dangerous condition may exist Read and understand the manuals provided with the unit before any repairs or maintenance is done Only a qualified individual should do service Use caution when there are pressurized vessels Find and repair any l...

Страница 7: ...c solenoid that controls the on off function of the jet Heater Built into jet body the fluid is warmed at the point of dispense Feed Tube A disposable tube with a female luer fitting It supplies fluid from the syringe to the nozzle plate Diaphragm Small component that fits into the heater and is held in position by the nozzle plate It comes in three materials for dispense material compatibility No...

Страница 8: ... cleaning accessories to maintain the JDX jet valve Part Number Description 02597 3mm hex wrench Philips screwdriver Setup 2 Before you operate the jet know the components Follow the steps instructed below for safe and correct operation Overview 2 1 Figure 1 Jet Components ...

Страница 9: ...rocedures below It is not necessary to remove the jet valve to do the procedures Install the Diaphragm 3 1 1 Set the jet valve to open with the operator interface of JDX controller box 2 Align the ribs on top of the diaphragm to the groove features on the bottom of the heater block Figure 2 Diaphragm and Heater Block Grooves 3 Put the diaphragm on your finger tip and gently press it into heater bl...

Страница 10: ...e barb inlet Figure 4 Feed Tube and Nozzle Plate 3 Align the nozzle plate on the heater block with the barb inlet facing toward the syringe bracket The heater block has two locating pins that will guide the nozzle plate onto the heater block Figure 5 Align the Heater Block and Nozzle Plate 4 Make sure the nozzle plate faces the correct way Figure 6 Nozzle Plate ...

Страница 11: ...rews clockwise until they are tight and the nozzle plate does not move Figure 7 Tighten the Screws to Attach the Nozzle Plate 6 Install the syringe into holder 7 Push the feed tube into the end of the syringe Figure 8 Install the Fluid Syringe 8 Turn the thumb screw clockwise until the fluid syringe is tight in holder ...

Страница 12: ...3 1 Set the jet to close with the operator interface or JDX controller box 2 Fill the syringe with material 3 Attach the air cap to the syringe Figure 9 Attach the Air Cap 4 Set the supply pressure to 10 psi 5 Check the jet and syringe for fluid leaks ...

Страница 13: ...748S HTG HV3 400K 45 Loctite 3621 50K 45 EMI 1768 VTG 65K 45 Alpha WS 619 100K 50 Norland 123 TKHGA 200K 50 Namics 8439 50K 55 Namics 8410 60K 55 3 Use trial and error to find the best temperature setting for your material Fluid viscosity does not directly relate to the necessary temperature WARNING If the temperature is set too high the material will cure in the nozzle plate Set Fluid Pressure 3 ...

Страница 14: ...et pressure at 45 psi to start 2 Dispense the material and examine the nozzle and surface that was dispensed on for buildup splatter or satellites 3 Adjust the jet pressure until the results are correct Do not set jet pressure higher than 65 psi Jet Shutdown Procedure 3 7 1 Decrease system pressure to 0 psi 2 Shut off the heater and wait approximately five minutes for the heater block to cool 3 Tu...

Страница 15: ...sen and remove the feed tube off of the syringe 6 Remove the syringe Figure 11 Remove the Syringe 7 Use a 3mm hex wrench to loosen the two recessed screws and remove the nozzle plate Figure 12 Remove the Nozzle Plate 8 Remove the diaphragm ...

Страница 16: ...olvent Figure 13 Clean the Diaphragm 2 Remove the feed tube from the nozzle plate and discard it 3 If necessary soak the nozzle plate in ultrasonic cleaner for 5 minutes 4 Clean the nozzle plate with cotton tipped swabs and solvent Figure 14 Clean the Nozzle Plate 5 Examine the parts for wear replace if necessary ...

Страница 17: ...ve the barb plate Figure 16 Remove the Barb Plate 3 Remove the O ring from the barb plate Clean and replace as necessary Figure 17 Remove the O ring NOTE There is an O ring on the barb plate and one on the orifice Make sure you keep them separate the O ring on the barb plate is slightly larger than the orifice O ring and they are not interchangeable ...

Страница 18: ... You may have to turn the nozzle plate over and push on the orifice tip to remove the orifice Figure 19 Remove the Orifice 5 Clean the nozzle plate barb plate and O ring if necessary 6 Install a new orifice Make sure the orifice has an O ring installed Figure 20 Install the Orifice 7 Install the barb plate Make sure the nozzle plate screw holes are aligned ...

Страница 19: ...hree screws Make sure the screws are correctly tightened Do not damage the screws when you tighten them Figure 22 Install the Nozzle Plate Screws 9 Install the barb plate O ring Figure 23 Install the O ring The above example is a ceramic orifice you may have an extended nozzle or a carbide orifice as shown below ...

Страница 20: ...JDX PVA Revision H 2016 20 of 39 Figure 24 Extended Nozzle and Carbide Orifice Examples NOTE Nozzle plates have the part number and orifice size engraved in them Figure 25 Nozzle Plate Part Number ...

Страница 21: ...ckwise to loosen it 4 Remove the feed tube from the syringe 5 Remove the syringe from the syringe holder 6 Install a clean empty syringe 7 Push the feed tube in the end of the syringe 8 Turn the thumb screw clockwise to tighten 9 Fill the syringe with approximately 3 cc of solvent 10 Put the air cap on 11 Increase air pressure 12 Make sure the solvent is dispensed in a purge cup and dispense 250 d...

Страница 22: ...fferent based on customer specific configuration The screens that relate to the JDX jet valve are in manual mode under Jetter In this screen a row of tabs will be shown under the row of manual mode tabs Setup Mode 5 1 The settings that are used in Auto Cycle can be changed in Setup Mode as shown below 1 Select Setup Mode 2 Select the Setup Tree tab Figure 26 Setup Tree Tab 3 Select the symbol next...

Страница 23: ...Most settings for the Jet Valve are set with the PVA JDX Jet Valve Controller Figure 28 JDX Parameter Edit Windows 5 Select the button shown to enable or disable an option To adjust a value use the arrows or type the value in the value box shown 6 Select Done to keep the change or Cancel to exit without making any changes ...

Страница 24: ...anual Mode 2 Select the Valves tab 3 Click on the Select Valve drop down menu and select a recipe for the JDX valve A screen will show that the parameters are loading Figure 29 Valves Tab NOTE The settings are found in the tabs shown when you select the Jetter tab These settings and changes apply only in Manual mode ...

Страница 25: ...enance 5 3 1 Select Manual from the cycle stop screen 2 Select the Jetter tab Figure 30 Jetter Maintenance 3 Select the Clean Jetter Go button to move the valve to the vacuum cup 4 Select the Vacuum ON and OFF buttons to turn the vacuum on and off ...

Страница 26: ... pressure 3 LCD display Displays the program parameters 4 Trigger LED Turns on when dispensing 5 Trigger switch Activates current recipe displayed on LCD once 6 Jet Pressure gauge Displays jet actuation pressure 7 Jet Pressure regulator Regulates the jet actuation pressure 8 Temperature controller controls the temperature of the dispensing nozzle 9 Keypad Moves the curser on the LCD display and ch...

Страница 27: ...display by rotating the switch with a small screw driver 16 AC connector with fuse Power is supplied here and one fuse is required The controller can operate from 100 to 240 Vac Operation in different countries is easily accomplished by using a locally acceptable power cord 17 RS 232C Serial communication connector 18 Jet connector this connecter should be connected to the jet electrical connector...

Страница 28: ...the jet does not break off cleanly increase the jet pressure If you increase the jet pressure to 65psi and still have accumulation increase the material temperature Temperature Controller 6 2 The main menu of the temperature controller shows the current temperature PV on the top line and the set point temperature SV on the bottom line of the display Figure 33 Temp Control To change the SV temperat...

Страница 29: ...ER key to save the change Now the heater is turned ON 4 Press ENTER key again to return to the main screen display Figure 35 Turn the Heater On To turn OFF the heater 6 2 3 1 Press the INDEX key until you see the Run Stop Output Control screen r 5 2 Now use the arrow key to select Stop setting to turn OFF the heater 3 Then press the ENTER key to save the change Now the heater is turned OFF 4 Press...

Страница 30: ...has been ejected Time is set in msec with 0 1 msec resolution Dwell msec Specify the Dwell Time in msec for Recipe n Sets the time required for the material to be ejected from the orifice Time is set in msec with 0 1 msec resolution Refill Specify the Refill Time in msec used to compensate for small first drops Refill is a time value that is added to Refill Time This value is added to every drop i...

Страница 31: ...y will return to the main menu Note After the first press the LDC display will change to the RS232 menu and then to the main menu on the second press Trigger Button and LED 6 4 Trigger Button 5 Press the button to immediately trigger the current recipe displayed on the LCD screen If there were multiple drops specified in the recipe then multiple drops will be dispensed Output 4 The Output light is...

Страница 32: ...ure 39 Exploded View Item Numbers and Descriptions 7 1 1 Item Description Part Number QTY 1 Jet body includes syringe holder 1a thumb screw 1b and heater 1c 1 2 Diaphragm Refer to Table 2 1 3 Nozzle Plate Refer to Table 2 1 4 Feed Tube Refer to Table 2 1 ...

Страница 33: ...amic 09 2308 Replacement Insert 75µm Ceramic 03 2303 Replacement Insert 100µm Ceramic 03 2304 Replacement Insert 125µm Ceramic 03 2305 Replacement Insert 200µm Ceramic 03 2308 Nozzle Plate 50µm Carbide 09 2602 Nozzle Plate 64µm Carbide 09 26025 Nozzle Plate 75µm Carbide 09 2603 Nozzle Plate 100µm Carbide 09 2604 Nozzle Plate 125µm Carbide 09 2605 Nozzle Plate 150µm Carbide 09 2606 Nozzle Plate 200...

Страница 34: ...nt Extended Nozzle Insert 125µm 03 2675 Replacement Extended Nozzle Insert 200µm 03 2678 Nozzle Plate O ring NP09 2820 Nozzle O ring NP09 2830 PVA JDX Feedtube 112 09307 50µm Nozzle cleaning kit CL 50 64µm Nozzle cleaning kit CL 64 75µm Nozzle cleaning kit CL 75 100µm Nozzle cleaning kit CL 100 125µm Nozzle cleaning kit CL 125 150µm Nozzle cleaning kit CL 150 200µm Nozzle cleaning kit CL 200 300µm...

Страница 35: ...perating air pressure 35 65 psi Viscosity range 1 400 000 Cps Minimum shot size 10 nl Maximum speed Up to 300 Hz continuous duty Maximum heater temperature 70 C Wetted parts 17 4 stainless steel carbide silicone or tygon and silicone EPDM Kalrez or Viton Refill time 1 7 msec Dwell time 1 9 msec Fluid syringe sizes 5 10 30 and 50 cc also available for a reservoir setup Heater 1 C from up to 70 C ...

Страница 36: ...e Material leaks from between the diaphragm and the nozzle plate Diaphragm is worn or dirty Nozzle plate is worn or dirty Clean or replace diaphragm Clean or replace nozzle plate Material leaks from material feed tube Material feed tube is not attached correctly The material feed tube is worn Push the material feed tube on so that it is tight Replace the material feed tube Material splatters Jet p...

Страница 37: ...JDX PVA Revision H 2016 37 of 39 Notes 11 ...

Страница 38: ...anties All PVA warranties extend only to the original purchaser Third party warranty claims will not be honored at any time Prior to returning a product for a warranty claim a return authorization must be obtained from PVA s customer service department Authorization will be issued either via the telephone facsimile or in writing upon your request To qualify as a valid warranty claim the defective ...

Страница 39: ...ure 16 Remove the Barb Plate 17 Figure 17 Remove the O ring 17 Figure 18 Barb Plate and Orifice O rings 18 Figure 19 Remove the Orifice 18 Figure 20 Install the Orifice 18 Figure 21 Install the Barb Plate 19 Figure 22 Install the Nozzle Plate Screws 19 Figure 23 Install the O ring 19 Figure 24 Extended Nozzle and Carbide Orifice Examples 20 Figure 25 Nozzle Plate Part Number 20 Figure 26 Setup Tre...

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