Graco Meter System 24F085

Follow Before Servicing, page 13

Display Module (63) removed from the mounting bracket (49)

Follow instructions in Manual 3A1244 to update the software on the new Display Module

Follow Before Servicing, page 13. Disconnect main air.

Disconnect supply air line from regulator assembly (505).

Loosen air regulator swivel fittings (506) and remove from solenoid module.

Repair or replace alternator regulator parts as necessary. See Alternator Power Assembly, page 46, for repair parts. Replace air regulator swivel fitting (506).

Reconnect air line. Set regulator air pressure to 18 psi (0.12 MPa, 1.2 bar).

NOTICE: To avoid damage to the alternator, do not set the regulator air pressure higher than 18 psi (0.12 MPa, 1.2 bar).

Close Control Box and restore power.

Sign off on the alternator regulator replacement

The system has a minimum of 4 solenoids. If you have a 3-color system or a gun flush box, you have additional (optional) solenoids for each.

1. Follow Before Servicing, page 13. Disconnect main power.

3. Disconnect 2 solenoid wires (N) from harness (320). See FIG. 3.

4. Unscrew 2 screws (P) and remove solenoid (306).

5. Install new solenoid (306).

6. Connect 2 wires (N) to harness (320). Solenoid wires are polarized (red+, black-). Refer to System Electrical Schematics, pages 54–57.

Meter-based systems: Remove Air/Fluid Panel

Pump-based systems: Remove fluid inlet hose, fluid outlet pressure sensor, fluid fitting, fluid outlet lines, solvent supply hose

Meter-based systems: Disconnect fluid inlet lines from valve stacks

Remove four bolts and washers from inside the panel to remove each valve stack

3-Color System: Remove four bolts from top of valve stack. Separate the two manifolds

Replace Seat(s): Remove dosing valve from manifold, then remove and replace seat and o-rings

Service Dosing Valve: Follow all instructions and warnings in manual 312782 to rebuild the dosing valve

Valve Manifold Rebuild: For full service of your valve stack, follow directions in Dosing Valve Manifold Rebuild

⚠️ All electrical wiring must be completed by a qualified electrician and comply with all local codes and regulations.

1. Follow Before Servicing, page 13. Disconnect main power.

3. Disconnect the three input wires from the line filter (403).

4. See Fig. 8. Disconnect the power supply CAN cable (401a) from the advanced fluid control module (302).

5. Disconnect line filter wires and power supply wires from the power switch (402).

6. Disconnect the power supply ground wire, PS(GND), from the advanced fluid control module ground terminal (T).

7. Remove four screws (405) and remove power supply (401). If replacing filter, remove two screws (407) and the filter (403).