Graco 256200 important safety instructions Contents

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Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Isocyanate Hazard . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Moisture Sensitivity of Isocyanates . . . . . . . . . . . 5

Foam Self-Ignition . . . . . . . . . . . . . . . . . . . . . . . . 6

Keep Components A and B Separate . . . . . . . . . 6

Changing Materials . . . . . . . . . . . . . . . . . . . . . . . 6

Typical Installation . . . . . . . . . . . . . . . . . . . . . . . . . 7

Typical Installation without Circulation . . . . . . . . 7

Typical Installation with Circulation . . . . . . . . . . . 8

Typical Installation for Lubrication Applications . 9

Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

System Accessories . . . . . . . . . . . . . . . . . . . . . 10

Air Line Accessories . . . . . . . . . . . . . . . . . . . . . 10

Fluid Line Accessories . . . . . . . . . . . . . . . . . . . 10

Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Grounding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Pressure Relief Procedure . . . . . . . . . . . . . . . . 13

Flush Pump Before Use . . . . . . . . . . . . . . . . . . 13

Flushing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Daily Startup . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Daily Shutdown . . . . . . . . . . . . . . . . . . . . . . . . . 14

Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Before you start . . . . . . . . . . . . . . . . . . . . . . . . . 15

Air Motor Disassembly . . . . . . . . . . . . . . . . . . . 15

Air Motor Reassembly . . . . . . . . . . . . . . . . . . . . 16

Pump Lower Disassembly . . . . . . . . . . . . . . . . 17

Pump Lower Reassembly . . . . . . . . . . . . . . . . . 19

Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Technical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Performance Chart . . . . . . . . . . . . . . . . . . . . . . 28

Graco Standard Warranty

30

Graco Information

30

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312766N

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Contents Ratio Transfer Pump Contents Toxic Fluid or Fumes Hazard Equipment Misuse Hazard Isocyanate Hazard Moisture Sensitivity of IsocyanatesChanging Materials Foam Self-IgnitionKeep Components a and B Separate Typical Installation Typical Installation without CirculationTypical Installation with Circulation Typical Installation with CirculationTypical Installation for Lubrication Applications Typical Installation for Lubrication ApplicationsInstallation System AccessoriesSetup Grounding Flush Pump Before Use Pressure Relief ProcedureOperation Daily Startup Daily ShutdownBefore you start Air Motor DisassemblyRepair Air Motor Reassembly Pump Lower Disassembly Unscrew the piston cylinder 58 from the pump framePush down on the pump connecting rod Pump Lower Reassembly Series a and BTI21636a Troubleshooting Problem Cause SolutionParts T1 21 Ratio Transfer PumpPart Description Qty Accessories Grounding ClampAir Regulator and Gauge Dimensions Technical Data See Performance Chart onPerformance Chart Calculate Fluid Outlet Pressure black curvesTechnical Data 312766N Graco Standard Warranty Graco Information