Graco 332095A Manuel d'utilisateur

Instructions Dispensit 715 Usage Statement – Depending on valve configuration this valve can be used to dispense the following: Acrylics • Urethane

10 MODEL 715 AIR CYLINDER ASSEMBLY ILLUSTRATION 1 AIR CYLINDER BODY 2 END CAP 3 SNUFF-BACK ADJUSTMENT KNOB 4

11 TROUBLESHOOTING If operating difficulties are encountered, review the symptoms below. With each problem there are one or more possible causes th

12 MODEL 715 RECOMMENDED SPARE PARTS Note: These parts are routine supply items or wear parts not covered by warranty for normal wear. Quantity

13 GENERAL GUIDELINES FOR O-RINGS AND U-CUP SEALS Sizes and materials of construction for O-rings and U-cup seals are selected by Graco based on com

14 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 DISPENSIT® MODEL 715 DISPENSE VALVE OPERATING & MAINTENANCE MANUAL General Information...

3 GENERAL INFORMATION The Model 715 Dispense Valve is an On/Off valve designed for a continuous flow of viscous material through a dispense needle i

4 DESCRIPTION OF OPERATION 1. The normal “ready” state of the system is as follows:  The mate

5 SETUP PROCEDURE MOUNTING DISPENSE VALVE Mounting holes are drilled through the valve body. The valve may be tilted to a maximum of 60 degrees fro

6 OPERATING PROCEDURES WET CUP LOADING Some models are equipped with a wet cup around the Spool (2) to keep it wetted. This helps prevent curing o

7 PERIODIC MAINTENANCE DISPENSE NOZZLE/NEEDLE REPLACEMENT If no material or reduced volumes of material come out of the dispense nozzle/needle it m

8 MODEL 715 GENERAL ILLUSTRATION 1 AIR CYLINDER ASSEMBLY 2 SPOOL 3 MATERIAL INLET 4 ADAPTER

9 PERIODIC MAINTENANCE DISASSEMBLY - AIR CYLINDER ASSEMBLY Refer to the illustration on the next page and the drawings in the back of this manual