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EQ VA40 CA Volumetric Valve

2333708

Operating Manual

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Summary of Contents for 2333708

Page 1: ...EQ VA40 CA Volumetric Valve 2333708 Operating Manual ...

Page 2: ... Your Safety 2 1 3 Unpacking and Inspection 3 1 4 Items supplied 3 1 5 Features 3 1 6 Usage 3 2 Description 4 3 Specifications 4 4 Installation 5 5 Operation 6 6 Application Hints 7 7 Troubleshooting 7 8 Care and Maintenance 8 9 Accessories and Spare Parts 13 10 Diagram 13 11 Warranty 14 ...

Page 3: ...he unit read these instructions completely If the instructions are not observed the manufacturer can assume no responsibility Do not expose the connecting plastic lines to heat oil or sharp edges Make sure the unit stands stable and secure Use only original equipment replacement parts Always disconnect the power supply before servicing the unit Always disconnect the pneumatic supply before servici...

Page 4: ...ric displacement Dosing range 1 5 6 microliters Long Life Seal Design 1 Million Cycles Compact size 1 5 square x 7 0 long 38 mm square x 178 mm long Stackable at 38mm 1 5 Cycle rate 120 minute Adhesive compatibility Cyanoacrylate CA Fluid body material 316 stainless steel Quick priming check valve Fitting tube x 1 16 NPT 316 stainless steel 1 6 Usage The Loctite EQ VA40 CA Volumetric Valve is a po...

Page 5: ...ve dimensions are 38mm 1 5 square and an overall length of 17 8 cm 7 0 This compact dispense valve is stackable at 19mm centers The fluid body is made of 316 stainless steel and the actuator is anodized aluminum The actuator is a double acting cylinder with an aluminum piston for long life The Loctite EQ VA40 CA Volumetric Valve is capable of dispense rates up to 2 cycles per second 3 Specificatio...

Page 6: ... insert the tube into the compression fitting and tighten Secure the tubing to the reservoir with a compression fitting which allows the tubing to pass through the fitting into the adhesive container Supply clean dry regulated air to the reservoir and set the pressure at 2 bars 30 psi For best results use dry nitrogen if available The reservoir pressure setting is to ensure adhesive product will f...

Page 7: ... 4 rotations When a steady flow of bubble free adhesive is observed rotate the Luer Check Valve clockwise and tighten Cycle the Loctite EQ VA40 CA Volumetric Valve 5 to 10 actuations and repeat priming This action will dislodge air under the diaphragm seals 3 The drop size is determined by the length of the stroke which the displacement rod travels into the displacement chamber The drop decreases ...

Page 8: ...umetric Valve full of adhesive At the end of the day depressurize the reservoir The dispense needle will cure and seal the system Always install a new dispense tip after all extended shutdown periods 7 Troubleshooting Problem Possible Cause Correction No liquid flow If pneumatic valve operating pressure is to low the valve will not shift The reservoir pressure may not be high enough Displacement r...

Page 9: ... due to particle build up on the ball and seat Check reservoir pressure to ensure it is not above 70 psi 4 8 bar Remove the Luer check valve body inspect sealing surfaces and ball surface Clean or replace ball if contaminated with particulate Liquid flows out of the drain hole Fluid leaking out of the drain hole indicates a seal failure Replace seal in accordance with maintenance instructions Diff...

Page 10: ... Solvent item 12121 4 Replace the reservoir lid and tighten all wing nuts so the lid is secure 5 Adjust the air pressure regulator to 5 psi 6 Place a beaker or similar container under the dispense valve 7 Rotate the Luer Check Valve counterclockwise 2 rotations and allow the Equipment Flushing Solvent to flow into the container 8 Note this may take a few moments or minutes depending upon the visco...

Page 11: ... check valve and submerge parts in Equipment Flushing Solvent 4 Use a cotton tip applicator and cleaning solvent to clean the Displacement Chamber surface 5 Remove Luer check valve body spring and ball seat from cleaning solvent and ensure that parts are clean Allow solvent to dry off 6 Remove ball from solvent and inspect Ensure that the surface of the ball is clean and free of all contaminants I...

Page 12: ...ated above 2 Disconnect feed line and air lines 3 Unscrew the Luer Check Valve 4 Remove the Ball Compression Spring and Ball Seat 5 Remove the 4mm cap screws 6 Remove Quick Prime Cap 7 Pull out the Displacement Chamber 8 Pull out the Pin Fluid Seal 9 Ensure that mating surfaces of the Pump End Cap and the Quick Prime Cap are clean and free of cured adhesive Assembly Procedure 1 Install Pin Fluid S...

Page 13: ...Check Valve by screwing into the Quick Prime Cap A 12mm wrench is needed because of the tight fit between the hole in the Luer Check Valve and the stem of the Displacement Chamber 8 The EQ VA40 CA Volumetric Valve is rebuilt Testing the EQ VA40 CA Volumetric Valve 1 Install EQ VA40 CA Volumetric Valve to reservoir and controller Notice Always use new feedline after a rebuild 2 Ensure the reservoir...

Page 14: ... Valve tapered end 6 Rotate Luer Check Valve 2 rotations Air should pass freely Tighten Luer Check Valve Check for air leaks If air is not leaking you are ready to fill reservoir with adhesive 9 Accessories and Spare Parts Optional Accessories and System Components sold separately Loctite Dual Channel Integrated Semi Automatic Control Dispenser PN 1390321 Loctite Bond A Matic 3000 Reservoirs 0 to ...

Page 15: ...14 10 Diagram ...

Page 16: ... perishable items such as dispense tips seals o rings etc No such claim shall be allowed in respect of products which have been neglected or improperly stored transported handled installed connected operated used or maintained In the event of unauthorized modification of the Products including where products parts or attachments for use in connection with the Products are available from Henkel the...

Page 17: ...OING TO THE FULLEST EXTENT POSSIBLE UNDER APPLICABLE LAWS HENKEL EXPRESSLY DISCLAIMS ANY LIABILITY WHATSOEVER FOR ANY DAMAGES INCURRED DIRECTLY OR INDIRECTLY IN CONNECTION WITH THE SALE OR USE OF OR OTHERWISE IN CONNECTION WITH THE PRODUCTS INCLUDING WITHOUT LIMITATION LOSS OF PROFITS AND SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES WHETHER CAUSED BY NEGLIGENCE FROM HENKEL OR OTHERWISE ...

Page 18: ...centre SINGAPORE 149598 Henkel China Company Ltd No 928 Zhang Heng Road Zhangjiang Hi Tech Park Pudong Shanghai China 201203 Henkel Loctite Korea 8F Mapo Tower 418 Mapo dong Mapo gu Seoul 121 734 KOREA Henkel Japan Ltd 27 7 Shin Isogo cho Isogo ku Yokohama 235 0017 JAPAN Henkel AG Co KGaA Standort München Gutenbergstraße 3 85748 Garching b München Deutchland www equipment Loctite com and designate...

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