Before Beginning Repair | Graco A-25 specs

Before Beginning Repair

Before Beginning Repair

Repairing this equipment requires access to parts that may cause electric shock or other serious injury if work is not performed properly. Electrical troubleshooting must be done by a qualified electrician. Be sure to shut off all power to equipment and lock out power at the source before repairing.

1. Flush if necessary. See Flushing, page 14.

5. Close gun fluid inlet valves A and B.

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6. Close pump inlet supply valves.

2. Turn main heater power OFF

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3. Relieve pressure. See Pressure Relief Procedure.

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Pressure Relief

ProcedureShutdown

The Fusion AP gun is shown.

1.Turn off feed pumps and agitator if used.

2.Park component A pump. Follow Park; see page 14.

3.Close the air inlet valve.

4.Engage gun piston safety lock.

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1. Turn main heater power OFF

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2.Follow Park.

3.Check and fill wet-cups (AK, Z).

AK

Z

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4. Follow gun shutdown procedure. See gun manual.

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Graco A-25 important safety instructions Before Beginning Repair, Pressure Relief ProcedureShutdown

Contents

Repair-Parts Important Safety Instructions Contents Systems Proportioner ModelsRelated Manuals Manual Description Electric Shock Hazard Fire and Explosion Hazard Equipment Misuse Hazard Important Two-Component Material Information Changing Materials Temperature Control Diagnostic Codes DataTrak Diagnostic CodesSymbol Code Code Name Diagnosis Cause Causes of E01 Errors E01 High fluid temperatureSensor Connector Continuity Checks Pins Description Reading Checks E03 No zone current E02 High zone current E06 Communication cable unplugged E05 Control board over temperatureE99 Loss of communication Before Beginning Repair Pressure Relief ProcedureShutdown Open Close ParkFlushing Problems TroubleshootingPower Pumps and Pressures Problem Cause Solution Electronics Problem Cause Solution Problem Cause Solution Heater See E04 Fluid Temperature SenSor FTS or thermocouple discon Hose Heat System Problem Cause Solution Repair Follow Pressure Relief Procedure,Disconnect Pump Connect Pump Remove Air Motor Install Air Motor Recirculation / Over Pressure Relief Block Air Filter Element InstallationAir Inlet Filter / Water Separator Auto Drain Air Filter Element Removal Temperature Control Module Connections Temperature Control ModuleConnector Description Bottom of Power Modules Test SCR Circuit Replacing Temperature Control Assembly Modules Heater Element Primary HeaterLine Voltage KW Dual Zone Heater Thermocouple Thermocouple Check Hose Connectors Overtemperature SwitchPins Result Heated Hose Installation Fluid Temperature Sensor FTSTest/Removal Transformer Secondary Check Replace Transformer Transformer Primary CheckModel Secondary Voltage Size Component Replace Circuit Breaker Module Pump Lubrication System Pump Lubrication System Refer to Reactor A-25 Wiring Schematic, Temperature DisplayFluid Inlet Strainer Screen Display Module Detail of Membrane Switches and Temperature Display Board Replace Battery Replace DataTrak Battery or FuseReplace Fuse Recommended Spare Parts Accessories 7984 100 888 Parts Torque pump locking nuts to 66-74 ft-lbs 90-100 Nm Cart Part Description Qty Nipple Screw Control Panel Wheel Kit Temperature ControlRef. Part Description Qty Fluid Inlet Kit Fluid Manifold Ring Kw Dual Zone Heater, 24J788 PLUG, Pipe Air Motor Pump Assembly Length Connection Outside Ft m From Air Tubing ConnectionsColor Diameter Breaker Module Phase Reactor A-25 Wiring Schematic POD Reactor A-25 Wiring Schematic Simplified Schematic, Heater Controls Category Data Technical Data Graco Information Graco Standard Warranty