Graco 3A0420T User Manual

Instructions-PartsXP ProportionersMechanically linked fixed ratio plural-component system used for proportioning, mixing, and spraying two component c

Initial System Setup 10 3A0420TInitial System Setup1. Check the shipment for accuracy. Ensure you have received everything you ordered. See Component

Models3A0420T 11ModelsCart-Mounted SystemsNOTE: All cart-mounted systems listed are Ex rated: See Accessories and Kits on page 55 for a list of all op

Models 12 3A0420TXP50 with 6500 Air Motor282000 --- ---Standard 35 ft(10.7 m)XTR5--- --- ---282101282100 1.0:1 4500 (31, 310) 100 (0.7, 7) 45:1282102

Models3A0420T 13Bare Proportioning Pump PackagesPackages include motor, pump lowers, and all connec-tion hardware. NOTE: All pump packages are Ex rat

Component Identification 14 3A0420TComponent IdentificationKey:A Air Supply Hose for MotorB Main Air Controls; see page 15C Air Inlet - 3/4 npsm(f)D H

Component Identification3A0420T 15Fluid Control AssemblyMain Air ControlsFIG. 2ACAAAFAEADABAMALAKAJANKey:AA Fluid ManifoldAB Mix ManifoldAC Circulatio

Component Identification 16 3A0420T45:1 Solvent Flush Pump Kit 262393 (optional)Pump Air Controls FIG. 4Key:BA Solvent flush pump (Merkur Pump)BB Flui

Component Identification3A0420T 17Air Line• Bleed-type master air valve (CA): Required in your system to relieve air trapped between it and the air mo

Setup 18 3A0420TSetupLocation1. Locate the proportioner on a level surface.2. Position the proportioner for convenient operator access and maintenance

Setup3A0420T 19Wire Systems with Explosion-Proof Heaters(Hazardous location systems only)Improperly installed or connected equipment will create a haz

2 3A0420TContentsRelated Manuals . . . . . . . . . . . . . . . . . . . . . . . . . . . 3Warnings . . . . . . . . . . . . . . . . . . . . . . . .

Setup 20 3A0420TMotor PositionThe motor position must be set for the volume mix ratio of the system.NOTE: Changing the motor position does not change

Setup3A0420T 21Connect Air Supply1. Connect the air supply hose to the 3/4 npt(f) air filter inlet (C).NOTE: Use a 3/4 in. (19.1 mm) ID minimum air ho

Pressure Relief Procedure 22 3A0420TPressure Relief ProcedureRelieve A and B Fluid Pressure1. Engage the trigger lock.2. Close the main air shutoff va

Prime Empty System3A0420T 23Prime Empty SystemPrime A and B FluidsNOTE: The equipment is tested with mineral oil at the factory. If necessary, flush o

Prime Empty System 24 3A0420TPrime Solvent Flush PumpFollow instructions if the optional solvent flush pump kit is used.1. Connect the flush pail grou

Prime Empty System3A0420T 25Recirculate Prior to Spraying or Re-Prime After a Pump Runs DryNOTE: Agitate, recirculate, and heat the material only as n

Spray 26 3A0420TSprayNOTE: After the first day of spraying follow Pres-sure Relief Procedure, page 22, and tighten the throat packing nuts on both pum

B Side Mix Manifold Restriction3A0420T 27B Side Mix Manifold RestrictionThe B side restrictor (AJ) controls “lead/lag” ratio errors of the A and B flo

Flush Mixed Material 28 3A0420TFlush Mixed MaterialFlush the mix manifold when any of the following situa-tions occur.• breaks in spraying• overnight

Empty and Flush Entire System (new system or end of job)3A0420T 29Empty and Flush Entire System(new system or end of job)NOTE: • If the system include

Related Manuals3A0420T 3Related ManualsManuals are available at www.graco.com. Component manuals in English:Manual Description312145XTR™ 5 and XTR™ 7

Shutdown 30 3A0420T7. Run the pumps until the A and B hoppers (J) are empty. Salvage the material in separate, clean con-tainers.8. Close the main air

System Verification3A0420T 31System VerificationGraco recommends running the following tests daily.Check for Normal OperationEvery time you start spra

Maintenance 32 3A0420TMaintenanceHose Electrical ResistanceCheck electrical resistance of hoses regularly. If total resistance to ground exceeds 29 me

Troubleshooting3A0420T 33Troubleshooting✖ Fluid ratio will be wrong.◆ Purge all air from system before proportioning fluids.Problem Cause SolutionSyst

Troubleshooting 34 3A0420TPump TroubleshootingThis chart uses proportioning fluid gauges to determine pump malfunctions. Observe the gauge readings du

Repair3A0420T 35RepairFollow Shutdown procedure on page 30, which includes flushing, if service time may exceed pot life time, before servicing fluid

Repair 36 3A0420TRemove Motor1. Stop the pumps near the bottom of their stroke. Fol-low Shutdown, page 30.2. Disconnect the air line from the air moto

Repair3A0420T 37FIG. 10: Air Control Assembly 258983201215214213216211202203204209208207205206210214209206r_571101_3A0420A_1a-2Air FlowAir Flow5, 8

Repair 38 3A0420TMix Manifold Assembly1. Follow Pressure Relief Procedure, page 22.2. Disconnect the fluid hose (25) and the flush hose from the mix m

Repair3A0420T 397. Slide handle (311) onto valve stem and rotate approximately 90° until you feel it fully lock against the valve seat. Repeat for opp

Warnings 4 3A0420TWarningsThe following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclama-tion point

Repair 40 3A0420THoppers1. If material is in the hopper pump out the remaining material.2. If the pump has failed:a. Place a waste container beneath t

Repair3A0420T 41Optional Fluid HeatersNOTE: Wiring for heaters is not provided. See the Vis-con HP heater manual for wiring, repair, and parts infor-m

Parts 42 3A0420TPartsCart-Mounted System115141316113171898751012176450533854131311521. Apply anaerobic pipe sealant to all non-swiveling pipe threads

Parts3A0420T 43Cart-Mounted System Continued2322418562455565859606162242422413735363227, 282652481851576949 “A”49 “B”517027, 283227, 2825293031r_57110

Parts 44 3A0420TCart-Mounted System Continued31303635Quickset Mix Manifold ModelsTI19233a

Parts3A0420T 45Parts Common to All Systems ▲ Replacement Danger and Warning labels, tags, and cards are available at no cost.Ref Part Description Qty1

Parts 46 3A0420TParts Varying By Model - XP35 Systems▲ Replacement Danger and Warning labels, tags, and cards are available at no cost.Ref Part Descri

Parts3A0420T 47Parts Varying By Model - 282xxx (XP50) Systems ▲ Replacement Danger and Warning labels, tags, and cards are available at no cost.Ref Pa

Parts 48 3A0420TParts Varying By Model - 283xxx (XP50 Quickset) Systems ▲ Replacement Danger and Warning labels, tags, and cards are available at no c

Parts3A0420T 49Parts Varying By Model - XP70 Systems ▲ Replacement Danger and Warning labels, tags, and cards are available at no cost.Ref Part Descri

Warnings3A0420T 5SKIN INJECTION HAZARD High-pressure fluid from gun, hose leaks, or ruptured components will pierce skin. This may look like just a cu

Parts 50 3A0420TBare Proportioning Pump Package1Torque together to 50-60 ft-lb (68-81 N•m).Torque to 145-155 ft-lb (196-210 N•m).Apply blue thread sea

Parts3A0420T 51Parts Common to All Pump Packages ▲ Replacement Danger and Warning labels, tags, and cards are available at no cost.❄Kit NXT102 (de-ice

Parts 52 3A0420TAir Controls, 258983✖ Not shown.1. Apply anaerobic pipe sealant to all non-swiveling pipe threads.Connect hose (214) to fitting (206)

Parts3A0420T 53Fluid Circulation Manifold with Over Pressure Relief ValveAssembly 262784 (XP35); 262783 (XP50); 262806 (XP70)✖ Not shown. Shipped loos

Recommended Spare Parts 54 3A0420TRecommended Spare PartsKeep these spare parts on hand to reduce downtime.Pump Repair KitsSee page 13 to see what pum

Accessories and Kits3A0420T 55Accessories and KitsAcceptable For Use in Explosive AtmospheresBlue 7 Gallon Hopper Kit, 24F376Green 7 Gallon Hopper Kit

Accessories and Kits 56 3A0420TNot Approved For Explosive AtmospheresThese kits do not carry the EX mark.2:1 Feed Pump Kit, 256275For supplying viscou

Technical Data3A0420T 57Technical Data XP ProportionersU.S. MetricMaximum Fluid Working Pressure See Models section beginning on page 11.Maximum Air/H

Dimensions 58 3A0420TDimensions Weight:Full XP35, XP50, or XP70 System with heaters, solvent flush pump, and hoppers575 lb 261 kgBare XP35, XP50, or X

Dimensions3A0420T 596.75 in. (171.45 mm)16.90 in. (429.26 mm)40 in. (1016 mm)15.25 in. (387.35 mm)22 in. (558.8 mm)32 in. (812.8 mm)Floor Mounting Dim

Warnings 6 3A0420TTOXIC FLUID OR FUMES HAZARDToxic fluids or fumes can cause serious injury or death if splashed in the eyes or on skin, inhaled, or s

Dimensions 60 3A0420TBare Proportioner Mounting Hole DimensionsThe dimensions below is the minimum opening size for mounting a bare proportioner.7.5 i

Dimensions3A0420T 61Wall Mount Bracket 262812 Dimensions15.0 in. (381 mm)ti19046a17.9 in. (455 mm)18.4 in. (467 mm)11.8 in. (300 mm)9.75 in. (248 mm)

Dimensions 62 3A0420TFloor Stand 24M281 DimensionsHydraulic Unit Dimensions ti19047a21.2 in. (538 mm)30.3 in. (770 mm)17.8 in. (451 mm)32.7 in. (829 m

Dimensions3A0420T 63

All written and visual data contained in this document reflects the latest product information available at the time of publication. Graco reserves th

Important Two-Component Material Information3A0420T 7Important Two-Component Material InformationIsocyanate Conditions Material Self-ignition Keep Com

Important Two-Component Material Information 8 3A0420TChanging Materials• Changing material types used in your system requires special attention to av

Overview3A0420T 9OverviewUsageThe XP is a mechanically linked fixed ratio system that can mix and spray most two-component epoxy and ure-thane protect