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Summary of Contents for PVA CA300
- Page 1 CA300 DIAPHRAGM DISPENSE VALVE Version: B12-2097 Revision: C Operation Manual 6 CORPORATE DRIVE HALFMOON, NY 12065 PHONE: 518-371-2684 FAX: 518-371-2688 info@pva.net www.pva.net...
- Page 2 This document is based on information available at the time of its publication. While efforts have been made to be accurate, the information contained herein does not purport to cover all details or variations in hardware or software, nor to provide for every possible contingency in connection with installation, operation, or maintenance.
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Page 3: Preface
Thank you for purchasing the CA300 dispensing valve from PVA. Before attempting to operate the CA300, we recommend that you take a few minutes and read the following operation and setup manual. This will assist in familiarizing you with the product and ensure a successful installation. -
Page 4: Table Of Contents
Table of Contents Preface..........................3 CA300 Diaphragm Dispense Valve, Air Actuated ............3 PVA Contact Information ....................3 Safety ..........................5 Setup ........................... 6 Tool Kit ........................... 6 B12-2247 Includes: ......................6 Operation..........................7 Routine Cleaning and Disassembly ..................7 General Assembly Instructions ................... -
Page 5: Safety
Theory of Operation The CA300 is an all plastic dispense valve that uses a unique rigid diaphragm design to act as a front closing valve to accurately dispense small dots and fine beads. This valve can be used in handheld applications, mounted on a fixture for hands free dispensing, or mounted to a robot for automated dispensing. -
Page 6: Setup
The port located on the top of the stroke adjustment bolt is air to close the valve. Quick connect air fittings are typically supplied with the CA300 to fit 5/32” tubing. Note that the valve should be normally in the closed position. -
Page 7: Operation
Operation Refer to assembly drawing 112-2869 for part reference numbers. 1) Plumb up the valve as outlined above in the Setup procedures. 2) Regulate the air pressure operating the valve between 60-100psi. 3) Making sure that the valve is not aimed toward anyone, cycle the valve several times. -
Page 8: General Assembly Instructions
10) Using a 3/32” Hex key, evenly remove the four machine screws (16) from the upper air body (11) that secure it to the separation block (1). Note: During removal that the spring (19) will force the air section apart. Air Section 11) Separate the upper air body (11) assembly from the lower air body (5) assembly to remove the spring (19) then slide the separation block (1) off the rod (7). -
Page 9: Spare Parts
Note: Be sure not to over tighten the luer adapter. Spare Parts PVA offers standard spare parts kits for all dispensing valves. These kits are stocked for immediate shipment and allow replacement of all wearable parts of the valve. The spare parts kit for this valve, product number CA3-SP, includes the following... -
Page 12: Bill Of Materials For Ca300 (B12-2097)
BILL OF MATERIALS FOR CA300 (B12-2097): Refer to Drawing #: 112-2869 Item Part Number Description Quantity 114-8514 Separation Block 114-9539 Diaphragm 114-8546 Fluid Section, Delrin V300-UV Luer Adapter 114-8515 Lower Air Body V224 Piston 114-8523 V079 Set Screw VLV-116B Buna O-Ring... -
Page 13: Troubleshooting
Troubleshooting Problem Possible Cause Corrective Action Valve does not cycle Air pressure to air section is too low Increase air pressure to between 60-100 psi Back out stroke adjustment bolt by turning it Stroke adjustment bolt is bottomed out counter-clockwise Material has cured in the valve Disassemble and clean valve Valve was assembled w/o lubricating the O-... -
Page 14: Pva Warranty Policy
Unauthorized repair or modification of the enclosed product, and/or the use of spare parts not directly obtained from PVA (or from factory authorized dealers) will void all warranties.
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