Graco 309550Y important safety instructions Setup

Page 13

	Setup
8. Open cleanoff air valve (K) 1/4-1/2 turn and trigger	13. Test spray onto cardboard. Adjust pressure and
gun to check that cleanoff air is flowing. Adjust as	temperature to get desired results.
desired.This step does not apply with spatter spray
gun 248408.
K
	TI2645A
TI2413A

9. Engage piston safety lock, page 10.

TI2409A

10. Turn on proportioner.

11. Open B (RESIN) fluid valve (about three half

turns). Then open A (ISO) fluid valve.

TI2414A

12. Disengage piston safety lock, page 10.

TI2410A

14. Apply layer of lubricant over front of gun and

lock ring, or use gun cover to prevent overspray buildup and ease disassembly. See page 43 to order lubricant and gun cover.

15. Gun is ready to spray.

CAUTION

Air supply is required for gun actuation. Do not dis- connect gun air supply until fluid pressure is relieved, page 15.

309550Y

Image 13

Contents Plural Component, Impingement Mix Air Purge Spray Gun Manual Conventions ContentsRound Pattern Guns List of Models/Mix Chamber Selection GuideFlat Pattern Guns No., Series In. mm Flat Pattern Stud Wall GunIn. mm 1000 psi MPa, 70 bar 249525 249526Wide Round Pattern Gun Spatter Pattern GunFour-Hose Gun Non 11 Ratio GunsPersonal Protective Equipment Fire and Explosion Hazard Key Overall ViewIsocyanate Hazard Piston Safety LockKeep a and B Components Separate GroundingTurning Air Cap Follow Pressure Relief Procedure,Loss of Air Pressure Resin ISO SetupSetup Shutdown Pressure Relief Procedure Optional Fluid Manifold Optional ConfigurationsPosition Remove Front End,Optional Hose Position Follow Pressure Relief Procedure, page 15. AlsoFlat Spray Tips Maintenance Clean Air Cap Clean Outside of GunClean Muffler Clean Fluid ManifoldClean Passages Clean Mix Chamber NozzleClean Impingement Ports Nozzle Drill Bit SizesCbip Impingement Port Drill Bit SizesProblem Cause Solution TroubleshootingProblem Cause Solution Gun Triggered Fluid Spraying Theory of OperationGun Detriggered Air Purging Cutaway View Tools Required RepairLubrication Remove Front EndX Z Attach Front EndMix Chamber and Side Seal Cartridges 18 B Check Valves Piston Air Valve Piston Safety LockCheck Valve 26 Detail PartsRound Pattern Guns, Part No. Description QtySee Flat Pattern Guns, See Supplied Tools,Detail Views Round Pattern Guns Mix Chamber KitsFlat Pattern Guns Mix Chamber Part No. Reference GuideGun Repair Kits Flat Tip KitsCheck Valve Filter Screen Kits Flat Tip Part No. Reference GuideKit Part No Qty in Kit Drill Bit Size Illustration Nominal Drill Bit KitsDrill Bit Kit Air Purge Handle Cleanout Drill Kit119386 248969Wide Pattern Mix Chamber Kits AccessoriesStainless Steel Side Seal Kits Polycarballoy Side Seal KitsExtension Tip Seal Kits Extension Tip KitsExtension Tip Air Cap Kit Flat Pattern Stud Wall KitSolvent Flush Canister Kit Spatter Conversion KitPour Nozzle Kit Gun CoverGun Cleaning Kit Tip Cleanout ToolCirculation Manifold Air Flow Data in scfm m3/min Technical DataCategory Data Graco Information Graco Standard WarrantyToll Free