Graco XP70 important safety instructions Hoppers, Solvent Pump

Page 38

Repair

Hoppers

1.If material is in the hopper pump out the remaining material.

2.If the pump has failed:

a.Place a waste container beneath the plug on fit- ting (61). Remove the plug.

b.Drain all material from hopper into the waste container.

c.Install plug after material is no longer draining from fitting (61).

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plug 61

3.Follow Pressure Relief Procedure, page 20.

4.Loosen fitting (61) and disconnect hopper from pump.

5.Remove the recirculation line from the hopper and place in a waste container.

Solvent Pump

1.Follow Pressure Relief Procedure, page 20.

2.Disconnect the fluid line and air lines from the sol- vent pump.

3.Loosen the four screws that attach the solvent pump to the cart (1). Lift and pull pump from the slots.

1

screw

4.Refer to the Merkur Pump Assembly manual to ser- vice or repair the solvent pump.

5.Follow the steps in reverse order to reinstall the sol- vent pump.

U

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6.Lift the hopper off of the mounting bracket.

7.Repeat for second hopper.

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Contents XP70 Plural-Component Sprayer Contents Related Manuals Manual DescriptionFire and Explosion Hazard Skin Injection Hazard Toxic Fluid or Fumes Hazard Important Two-Component Material Information Machine Left Machine Right Market Equipment Designations Changing MaterialsB Component Designations Over Pressure Protection OverviewUsage Initial System Setup Bare Proportioning Pump Packages ModelsCart-Mounted XP70 Sprayers Component Identification Mounting Components forFluid Control Assembly Main Air ControlsSolvent Flush Pump Kit 262393 optional Included with optional solvent flush pump kit KeyOptional Accessories Fluid Line AccessoriesFlush Before Using Equipment Air LineGrounding SetupLocation Wire Sprayers with Explosion-Proof Heaters Hazardous location sprayers onlyAir Motor Position Position Air MotorConnect Static Mixers, Gun, and Hoses Connect Air SupplyConnect Fluid Hose Bundles Remote Only Pressure Relief Procedure Relieve a and B Fluid PressurePrime Empty Sprayer Prime a and B FluidsPrime Solvent Flush Pump With Heat Recirculate or Re-Prime After a Pump Runs DryWithout Heat Heat FluidSpray Side Mix Manifold Restriction Flush Mix Manifold, Hose, and Spray Gun Follow Pressure Relief Procedure,Flush Mixed Material Use Optional Solvent PumpProcedure GuidelinesShutdown ParkSystem Verification Maintenance Troubleshooting Problem Cause SolutionPump Troubleshooting Remove Displacement Pump Pump AssemblyRemove Pump Assembly RepairRemove Air Motor Replace Air Control AssemblyAir Controls Replace Air Filter ElementAir Control Assembly Air FlowReplace Drain Valve Cartridges Mix Manifold AssemblyFluid Circulation Manifold Repair Hoppers Solvent PumpReplace Service and RepairOptional Fluid Heaters Parts Cart-Mounted XP70 Sprayer49 a 49 B 27, 28 32 27 Common Parts Part Description QtyParts Varying by Model with Hoppers Parts Varying by Model with No HoppersBare Proportioning Pump Package 122 106 105 135 117 108 101 138 139 140571100 571150 571200 571250 571300 571400 Qty Varying PartsRatio Description 202 211 205 209 210 Ref. No. Part No. Description QtyFluid Manifold Part No. Description QtyPump Filter O-rings packs Recommended Spare PartsPump Repair Kits Calculate Pump Air Flow/Consumption Pump Performance ChartsCalculate Fluid Outlet Pressure 11 or 21 Mix Ratio31 Mix Ratio Pump Performance ChartsMix Ratio Psig BarMPa PressureNot Approved For Explosive Atmospheres Accessories and KitsAcceptable For Use in Explosive Atmospheres Technical Data Psi MPa, bar Psi MPa, psi Gpm ltr/minTop VIew DimensionsFloor Mounting Dimensions Top VIew Side VIewBare Proportioner Mounting Hole Dimensions Graco Standard Warranty Graco Information