Graco 3A0868G important safety instructions Prime the System

Models: 3A0868G

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Basic Operation

Prime the System

NOTE: See Run Mode Details, pages 39-41,for further screen information, if needed.

1.Adjust the main air pressure. Most applications require about 80 psi (552 kPa, 5.5 bar) air pressure to operate properly. Do not use less than 75 psi (517 kPa, 5.2 bar).

2.If this is the first time starting up the system, or if lines may contain air, purge as instructed in Purg- ing, page 32. The equipment was tested with light- weight oil, which should be flushed out to avoid contaminating your material.

3.From Run Home (Screen 1), press . Make sure that the system is in Standby mode.

Standby

4.Press to show the dropdown menu.

5.Press to highlight Pump A, then press .

6.Put Pump A into supply pail.

7.Adjust air pressure to component A

pump for your application. Use lowest pressure possible.

NOTE: Do not exceed the maximum rated working pres- sure shown on the system identification label or the low- est rated component in the system.

8.Open the fluid supply valve to the pump.

NOTE: If using an electrostatic gun, shut off the electrostatics before spraying.

9.If using a gun flush box, place the gun in the box

and close the lid. Press . The pump will run 12 cycles.

If the gun flush box is not used, trig- ger the gun into a grounded metal pail until the system returns to Standby.

10.Press to stop the pump before 12 cycles are completed. If the pump is not fully primed after 12

cycles, press again.

11.Repeat for Pump B.

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3A0868G

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Graco 3A0868G important safety instructions Prime the System