Graco 332097A Manuale Utente Pagina 1

Instructions Dispensit 902-20 332097A EN Dispense Valve Important Safety Instructions Read all warnings and instructio

10 TROUBLESHOOTING If operating difficulties occur, review the symptoms below. With each problem there are one or more possible causes which should b

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Graco warrants all equipment referenced in this document which is manufactured by Graco and bearing its name to be free from defects in material a

2 TABLE OF CONTENTS GENERAL INFORMATION ... page 3 DESCRIPTION ..

3 GENERAL INFORMATION DESCRIPTION The Model 902-20 Positive Displacement Pinch Action Dispense Valve with micrometer adjustment is designed for ap

4 DESCRIPTION OF OPERATION POSITIVE DISPLACEMENT SEQUENTIAL FUNCTION The normal "ready" state of the system is as follows: The dispe

5 SET-UP PROCEDURE MOUNTING DISPENSE VALVE For optimum operation, the Dispense Valve must be mounted on a 1/2 inch (12.7 mm) support rod post or fr

6 DRY SYSTEM CHECKOUT This is an initial checkout to determine if the setup has been properly completed. The dry checkout is conducted without any

7 WARNING: Do not apply either operating or reservoir air pressure to the product unless all screws are in place and properly tightened, and the rece

8 • Frequently the new tube comes cut at an angle so the tip is tapered; the allows you to pull it through luer lock or other fittings which hold the

9 VALVE REASSEMBLY Note: Use the new parts that are in your seal kit where possible. Note: Use caution as you install the new U-seals into the sleev