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SJ100 PVA

Revision C (2019)

23 of 26

Troubleshooting

Troubleshooting
Problem

Possible Cause

Corrective Action

Material does not

dispense

•

Material cured in nozzle plate

•

Nozzle is clogged

•

Material accumulation around

nozzle

•

Disassemble and clean nozzle

•

Clean outside of nozzle with wipe or

vacuum purge

Material leaks

from the nozzle

plate

•

Jet pressure is too low

•

Jet needle is worn or dirty

•

Nozzle is worn or dirty

•

Increase the jet pressure, the

maximum pressure is 90 psi

•

Clean or replace jet needle

•

Clean or replace nozzle plate

Material leaks

from between

fluid body and air

body

•

Fluid body O-ring is worn or dirty

•

Clean fluid body

•

Clean or replace O-ring

Material splatters

•

Jet pressure is too high

•

Decrease jet pressure

•

Increase distance to target

substrate

Dispense size is

inconsistent

•

Nozzle is clogged

•

Material thickens when static

•

Disassemble and clean nozzle

•

Run pre-dispense routine or

add purge sequence at start

of dispense

Содержание SJ100

Страница 1: ...Precision Valve Automation One Mustang Drive Cohoes NY 12047 www pva net SJ100 OWNER S MANUAL Revision C WHERE PRECISION DRIVES PRODUCTION ...

Страница 2: ...ument 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 cont...

Страница 3: ... Install Jet nozzle 9 Set the Valve Stroke 10 Prime the Valve 11 Set Fluid Pressure 11 Set Jet Pressure 11 Shutdown 11 Cleaning Procedure 12 Maintenance 13 Flush the System 13 How to Use the Valve with Portal 14 Setup Mode 15 Valve Positions 17 Select a Recipe 18 PathMaster 19 Exploded View 20 Item Numbers and Descriptions 20 Spare Parts 21 Technical Specifications 22 Troubleshooting 23 Notes 24 ...

Страница 4: ...SJ100 PVA Revision C 2019 4 of 26 Warranty 25 Table of Figures 26 ...

Страница 5: ...4 Fax 1 518 371 2688 Website http www pva net Email mailto info pva net Technical Support Tel 1 844 734 0209 Email mailto cs pva net Document History Revision Revision Date Reason for Changes Revision A November 2017 Initial Release Revision B August 2018 Dwell Time Corrected Revision C September 2019 Operating Air Pressure Updated NOTE All photographs and CAD model representations in this documen...

Страница 6: ... 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 leaks immediately Always wear appropriate ...

Страница 7: ...you can dispense at speeds up to 140Hz The SJ100 is designed to dispense coatings and other low viscosity materials with very fine control Personal Protective Equipment Operators must use eye protection because material contents are under pressure Always wear gloves when handling materials and solvents Refer to MSDS sheets on the material being dispensed for other precautions Waste Disposal Dispos...

Страница 8: ...SJ100 PVA Revision C 2019 8 of 26 Setup Before you operate the valve know the valve components Do the steps instructed below for safe and correct operation Overview Figure 1 Pump Components ...

Страница 9: ...zzle 1 Use Portal to set the jet valve to Open or set the air pressure to 0 psi 2 Turn the nozzle retaining cap counterclockwise to remove it Figure 2 Remove the Retaining Cap 3 Install the jetting nozzle NOTE Make sure the nozzle O ring is installed on nozzle Figure 3 Jetting Nozzle with O ring 4 Push the nozzle retaining cap up over the jetting nozzle and turn is clockwise to install the nozzle ...

Страница 10: ...ure below to adjust the micrometer and set the valve stroke as necessary 1 Turn the micrometer counterclockwise to increase the valve stroke 2 Turn the micrometer clockwise to decrease the valve stroke NOTE A larger valve stroke will result in larger dot sizes Nominal valve stroke is recommended at 0 01 but will be material and application dependent Figure 5 Micrometer ...

Страница 11: ...l to close the valve Set Jet Pressure Jet pressure is the force that pushes the fluid out of the jet when it is dispensed Too little jet pressure and the fluid will not leave the nozzle completely and accumulate on the nozzle Too much jet pressure and the fluid will have satellites or splatter when it hits the surface of the product The jet pressure must be set between 45 65 psi to work correctly ...

Страница 12: ...4 Remove the nozzle retainer 5 Remove the nozzle 6 Remove the two screws securing fluid body 7 Remove the fluid body 8 Clean the end of the jetting needle with a recommended solvent 9 Clean the removed wetted components with a recommended solvent 10 Examine the needle and the O rings for damage 11 Replace any damaged components Figure 6 Disassemble the Valve ...

Страница 13: ...e system Clean or replace the nozzle plate diaphragm and feed tube Flush the System 1 Supply the valve with the recommended solvent 2 Increase the material pressure 3 Make sure the solvent is dispensed in a purge cup and dispense 250 drops Do this 5 6 times until the solvent is clear 4 Turn off the material pressure 5 Remove the solvent supply 6 Remove and clean the jetting nozzle and the fluid bo...

Страница 14: ...s for the valve specific settings may say Jetter JDX or SJ100 In this manual they will be shown as JDX NOTE Screens may differ based on customer specific configuration The gauges that are related to the jet valve can be seen in any mode Select the Gauges tab in the Systems tab section of the screen the 1 Pressure Material Syringe pressure and Vacuum Pressure gauges are related to the jet valve Fig...

Страница 15: ...hat 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 8 Setup Tree Tab 3 Select the symbol next to a Parameter to expand the setup tree Expanded options are in color Figure 9 Clean Settings ...

Страница 16: ...open an edit window Select the button to enable or disable an option To adjust a value use the arrows or type the value in the value box shown 5 Select Done to keep the change or Cancel to exit without making any changes NOTE Most settings for the Jet Valve are set with the PVA Jet Valve Controller ...

Страница 17: ...nu 3 Select the Teach Go button 4 A message will be shown on the screen and the teach pendant Teach light will come on Use the teach pendant to move the valve to the necessary position and select the Teach button The location for the selected position will be set Figure 11 Clean Positions 5 Select the Home Go button to home the workcell ...

Страница 18: ...for disassembly or service The screen will show a message about the valve Figure 12 Manual Mode Jetter Tab NOTE These settings and changes apply only in Manual mode unless you select the Apply to Auto Go button 5 The parameters shown will be used when the Purge button on the teach pendant is used or when the valve is operated in the Run tab 6 Select Apply to Auto Go to set all the values and setti...

Страница 19: ...on C 2019 19 of 26 PathMaster Below is an example screen with a path template for the jet valve Refer to the PathMaster manual for more information on how to create path programs Figure 13 PathMaster With Path Example ...

Страница 20: ...t Number QTY 1 Air Body 614 9798 1 1 2 O ring seal VLV 004K 1 3 Fluid body 614 8127 2 1 4 Fluid body screw SHCS M3x0 5 X 12 12NHX 2 5 Material fitting assembly Fitting CFLT 1032M WN Elbow CMFMER WN Luer lock ring CLFSR WN 1 1 1 6 Nozzle O ring Material dependent 1 7 Nozzle Material dependent 1 8 Nozzle retainer 614 9801 1 1 ...

Страница 21: ...ment Extended Nozzle Insert 75µm 03 2673 Replacement Extended Nozzle Insert 125µm 03 2675 Replacement Extended Nozzle Insert 200µm 03 2678 Nozzle O ring NP09 2830 Fluid Body O ring VLV 004K PVA JDX Feedtube 112 09307 75µm Nozzle cleaning kit CL 75 125µm Nozzle cleaning kit CL 125 200µm Nozzle cleaning kit CL 200 Table 1 Replacement Parts and Accessories Contact PVA for information on replacement p...

Страница 22: ...75g 0 6lbs Material inlet Female 10 32 Operating fluid pressure 10 60 psi Operating air pressure 45 65 psi Viscosity range 1 1000 Cps Maximum speed Up to 140 Hz continuous duty Wetted parts 303 carbide FFKM Refill time 3 5 msec Dwell time 6 5 msec Fluid syringe sizes 5 10 30 and 50 cc also available for a reservoir setup ...

Страница 23: ...edle is worn or dirty Nozzle is worn or dirty Increase the jet pressure the maximum pressure is 90 psi Clean or replace jet needle Clean or replace nozzle plate Material leaks from between fluid body and air body Fluid body O ring is worn or dirty Clean fluid body Clean or replace O ring Material splatters Jet pressure is too high Decrease jet pressure Increase distance to target substrate Dispens...

Страница 24: ...SJ100 PVA Revision C 2019 24 of 26 Notes ...

Страница 25: ...nties 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 Technical Support 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 26: ...ring 9 Figure 4 Install the Nozzle 10 Figure 5 Micrometer 10 Figure 6 Disassemble the Valve 12 Figure 7 Example Jetter Gauges 14 Figure 8 Setup Tree Tab 15 Figure 9 Clean Settings 15 Figure 10 Pressure Settings 16 Figure 11 Clean Positions 17 Figure 12 Manual Mode Jetter Tab 18 Figure 13 PathMaster With Path Example 19 Figure 14 Exploded View 20 ...

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