Graco 244561 Servicing Fluid Panel, Replacing Solenoid or Dispense Valve

Service

Servicing Fluid Panel 246838

Replacing Solenoid or Dispense Valve

1.If necessary, purge ProDispense system (page 35).

2.Relieve pressure (page 24) and turn off controller power switch.

3.Follow steps 3–5 on page 43 to disconnect meter and solenoid cables from the terminal block.

4.Disconnect fluid lines from the meter and dispense valve. Disconnect air line from the solenoid.

5.Remove dispense valve and solenoid assembly from the fluid panel.

Remove fittings from old components and reinstall in new components as needed.

6.If replacing dispense valve (19):

a.Place flats of the solenoid (3) in a vice.

b.Unscrew dispense valve (19) from the solenoid (3).

c.Screw new dispense valve into connector (C).

7.If replacing solenoid (3):

a.Place flats of the solenoid (3) in a vice and unscrew dispense valve.

b.Screw new solenoid (3) into connector (B).

8.Follow steps 8–10 on page 45 to connect meter and solenoid cables to the terminal block.

9.Connect fluid lines to the meter and dispense valve. Connect air line to the solenoid.

10.Load fluid at low pressure and check for leaks. Tighten fittings as needed.

52 309301G