EP Gun | Graco Inc 257999, 313872B instruction

Instructions - Parts

EP™ Gun

313872B

ENG

Plural Component, Impingement Mix, Mechanical Purge Pour Gun with Throat Seal Liquid™ Technology

For use with non-flammable foam. Not for use in explosive atmospheres.

Model 257999, 24C932, 24C933, 24C934

3000 psi (20.7 MPa, 207 bar) Maximum Fluid Working Pressure 80-100 psi (0.55-0.69 MPa, 5.5-6.9 bar) Air Inlet Pressure Range 180°F (82°C) Maximum Fluid Temperature

Important Safety Instructions

Read all warnings and instructions in this manual. Save these instructions.

US Patent Pending

TI14450a

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Graco Inc 257999, 313872B, 24C934, 24C932, 24C933 important safety instructions EP Gun, Important Safety Instructions

Contents

EP Gun Important Safety Instructions Contents Related Manuals Models Orifice Flow Area Ratio Chart EP Fixed Orifice Flow Data Fixed Orifice Flowrate Data Orifice Diameter Variable Orifice Flowrate DataFlowrate gpm Variable Orifice Flowrate Data 1500 PSI Variable Orifice Flowrate Data 2000 PSI Toxic Fluid or Fumes Hazard Fire and Explosion Hazard Important Two-Component Material Information Red and B Blue Components Changing Materials Throat Seal Liquid Piston Safety LockGrounding Trigger Lock Hook Support Loss of Air Pressure Hook Support 313872B Key Component Identification Cutaway View Gun Triggered Fluid Pouring Theory of OperationGun Detriggered Setup Perform Bleed Throat Seal Liquid Cartridge pro- cedure. See Adjust OrificesOrder to increase the pressure, turn the needle clockwise Optional Hose Position Follow Pressure Relief Procedure, Pressure Relief Procedure Shutdown Perform Pressure Relief Procedure onShort Term Shutdown Long Term Shutdown Supplied Tool Kit MaintenanceLubrication Bleed Throat Seal Liquid Cartridge Flush Gun Clean Outside of Gun Clean Fluid Manifold Clean Breather PlugFollow Pressure Relief Procedure Clean Check Valves Follow Pressure Relief Procedure on Clean Fluid Housing PassagesRemove Front End, see Clean Orifice Perform Replace Throat Seal Liquid Cartridge, Replace Mix Chamber and Front Seal Tools Required RepairReplace Throat Seal Liquid Cartridge Perform Bleed Throat Seal Liquid Cartridge pro- cedure, see Remove Front End Perform Pressure Relief Procedure, Assemble Front End Disassemble Front End Attach Front End See Attach Front End procedurePistons and Bulkhead Access Pistons Bulkhead Shaft Purge Rod 26-3.39 Nm. See Component Identification on Solenoid Valve Problem Cause Solution Troubleshooting Problem Cause Solution Electrical Diagram Model 257999 Shown Parts Ring Orifice, Auto Hand-Held Orifice, Auto Hand-Held See Orifice KitsKits on Orifice 24C751 Orifice Housing 24C756 Ring 24C805 24C815 Kits Kits Located inside back cap Impingement Kit Type and Kit Number Orifice KitsModel Iso Model Polyol Orifice Kit Kit Drill Bit Qty Orifice Size Number Drill Bit KitsKit Illustration Ref Part Complete O-ring Placement Guide Accessories Solvent Flush Pail Kit Solvent Flush Canister Kit248299 5.0 gal liter Pail Models without Handle 6.4 lb 2.9 kg Technical Data Ref Dimension, in. mm Dimensions Technical Data 313872B Graco Information Graco Standard Warranty