Graco 313289s important safety instructions See Appendix a in manual

Page 21

 

 

Troubleshooting

 

 

 

Problem

Cause

Solution

 

 

 

 

 

 

Pumps do not run when Run Mode is

Air pressure to pumps too low

Increase pressure to 50 psi (0.35 MPa,

selected and the blue LED is illuminated.

 

3.5 bar) or greater.

 

 

 

 

Air pilot lines are obstructed

Check pilot lines for kinks or pinches.

 

 

 

 

Solenoid valve stuck.

Actuate solenoid manually, if it does not

 

 

operate, replace solenoid. Page 32.

 

 

 

 

Air pilot valve(s) to motor stuck.

Replace valve(s). Page 42.

 

 

 

 

Metering valve(s) not opening.

Service or replace valve(s). Page 42.

 

 

 

 

Air motor stalled.

See manual 311238.

 

 

 

Pump Test completes without error, but A

Incorrect pumps were selected in System

See Appendix A in manual 312359.

or B component has more than 750cc of

Setup screens.

 

fluid in beaker.

 

 

Air is trapped in fluid due to excessive

Repeat Pump Test with fresh fluid.

 

 

agitation, circulation, and heat. Fluid is

 

 

If the specific gravity of each fluid is

 

measured by volume when it is com-

 

known, check samples by weight (750cc

 

pressed under pressure.

 

x specific gravity equals weight in grams).

 

 

 

 

If weight is correct, extra volume in bea-

 

 

ker is air.

 

 

 

Batch Test completes without error, but A

See causes for previous pump test prob-

See solutions for previous pump test

or B component has more fluid in beaker

lem.

problem.

than displayed on screen.

 

 

 

 

 

Sprayer does not start when start button

Faulty start switch or wire harness.

Check start switch and wiring harness

is pressed.

 

continuity; switch is normally open circuit.

 

 

See Electrical Schematics, starting on

 

 

page 47.

 

 

 

 

Faulty stop switch or wiring harness.

Check stop switch and wiring harness

 

 

continuity; stop switch is normally closed

 

 

circuit. See Electrical Schematics, start-

 

 

ing on page 47.

 

 

 

Fluid valves leaking.

Loose or worn packings.

Tighten packing nut. If leak continues,

 

 

replace packings.

 

 

 

Paint does not cure consistently.

Ratio not set correctly.

Check that correct ratio is set and set by

 

 

volume. See manual 312359.

 

 

 

 

Material not mixing correctly.

Test pump. Make sure mixer is clean;

 

 

flush as needed. See manual 312359.

 

 

 

 

 

Position mixer after integrator hose.

 

 

 

 

Material not properly conditioned before it

Mix material thoroughly.

 

was added to sprayer.

 

 

 

 

 

Not using enough integration hose.

Add more integration hose.

 

 

 

 

 

Select “fast dosing” in setup.

 

 

 

Poor spray pattern.

Fluid pressure too low.

Increase pump pressure.

Also, see “System runs erratically” below.

 

 

Fluid temperature too low.

Increase fluid temperature.

 

 

 

 

Spray tip dirty or worn.

Relieve pressure. Clean or replace tip.

 

 

Follow gun manual instructions.

 

 

 

 

Fluid A or B filters plugged.

Clean filters. See pump manual.

 

 

 

 

Mixer or hoses partially plugged or too

Inspect parts for cured material. Clean or

 

restrictive.

replace, or use larger hoses and mixer.

 

 

 

313289S

21

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Contents XM Plural-Component Sprayers313289S Contents Related Manuals Component Manuals in U.S. EnglishManual Description Fire and Explosion Hazard Intrinsic Safety Equipment Misuse Hazard Location Category Key ModelsXM a XM B XM D XM C XM E ApprovalsIsocyanate Hazard OverviewMaterial Self-Ignition Moisture Sensitivity IsocyanatesComponents a and B Changing MaterialsKeep Components a and B Separate Lift Using a Hoist Lift Using a ForkliftBefore Repair Location Proper Lifting of SprayerPressure Relief Procedure Relieve a and B Fluid PressureRelieve Pump Fluid Pressure Flush Before Using Equipment Flush Mixed Material FlushFlush Mix Manifold Use Solvent PumpFollow Pressure Relief Procedure, Empty and Flush Entire System new sprayer or end of job ProcedureGuidelines Turn on heaters until fluid lines are clear of sol- ventR3123593132896 R3123593132897 Relieve pressure. See Pressure Relief Procedure, Cleaning ProcedureShutdown Entire System Flush Entire System new sprayer or end of job onXM Setup and Troubleshooting Guide Problem Cause Solution TroubleshootingSee Appendix a in manual Tor Power Supply Control Compo View Alarms AlarmsDiagnose Alarms Clear AlarmsAlarm Code Alarm Problem When Active Cause Solution Alarm Codes and TroubleshootingSee Pump Assembly, Pump Test Daily Check Recommended Optional User-Settable Maintenance Warnings Optional User-Settable Spray Limits Mode Control Logic Alarms Possible Alarms by ModeR2D StopAlarm Code Key LED Diagnostic InformationModule Status LED Signal Diagnosis Solution What Alert WhereReplace Air Filter Element RepairMain Air Inlet Manifold Filter Both FiltersRemove Shroud User Interface/Control BoxReplace Solenoid Module DVA DVBUpdate USB Module Software Load software. See Update USB Module Soft WareReplace USB Module Update Fluid Control Module FCM Software Load software. See Update Fluid Control Module FCM SoftwareReplace Fluid Control Module FCM Replace Alarm Upgrade SoftwareDisplay Replace Display Replace Display BatteryWall Power Supply Control Components Replace Power Supply ModuleReplace Front Panel Alternator Module Repair Alternator Power Supply Control ComponentsFCM USBReplace Alternator Regulator Air Controls Gauge 326 319 330 340 331 Fluid Control Assembly Dosing Valve AssemblyMix Manifold Assembly Temperature RTD Sensor SensorsReplace Fluid Pressure Sensor Pump Assembly Remove Pump AssemblyRemove Displacement Pump Remove Air Motor Solvent Pump Service and RepairFluid Heaters ReplaceSimplified Electrical Schematic, XM Sprayer with Alternator Electrical SchematicsElectrical Schematics 313289S Simplified Pneumatic Schematic, XM Sprayer with Alternator313289S Detailed Electrical Schematic, XM Sprayer with AlternatorBlue Green Detailed Electrical Schematic, XM Sprayer with AlternatorXM Plural Component Sprayer with Wall Power Simplified Electrical Schematic, XM Sprayer with Wall PowerSimplified Pneumatic Schematic, XM Sprayer with Wall Power Manual With Wall PowerDetailed Electrical Schematic, XM Sprayer with Wall Power Box Wiring SchematicsFluid HeatersHopper Heaters Junction Box Wiring Schematics 313289S XM Plural-Component Sprayers PartsXM1, XM2 XM3, XM4XMB and XME XM5, XM6XM7, XM8 Models 113 114 120 121 122 135 137 115 Common Parts Fluid Control Assembly PartsPart Description Qty See Air Controls Module Parts,XM1 and XM2 Models Parts Varying by ModelXM1 and XM2 Models XM Plural-Component Sprayer Models Part Description XM3 and XM4 ModelsXM3 and XM4 Models XM5 and XM6 Models Adapter XM7 and XM8 Models XM7 and XM8 Models Control Box 255771 Parts Air Power and Electric Power VersionsPart Description LabelMODULE, USB BaseAlternator Assembly Control Box Power Supply OptionsWall Power Supply Assembly Cable Connections Wall Power Supply AssemblyAdapter Air Controls Module 255761 PartsRegulator CouplingJunction Box 256540 Parts Switch 25ACircuit Breaker 25A Circuit Breaker 10ASENSOR, RTD Fluid Control Assembly PartsAir Inlet Manifold 255762 Parts SwivelCAP Plug Turbine Alternator Module 255728 PartsRepair and Spare Parts Reference Part Description Qty Part of AssemblyAccessories and Kits Desiccant Dryer Kit Electric Heated Hose Power Supply KitShutoff/Check Valve Kit Caster KitSystem Dimensions without Hoppers DimensionsSystem Dimensions with Hoppers Two 20-Gallon Hoppers Side MountedTwo 20-Gallon Hoppers Rear Mounted Two 7-Gallon Hoppers One 20-Gallon Hopper and One 7-Gallon HopperPTFE, Uhmwpe Technical DataGraco Information Graco Standard Warranty
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