Maintenance | Graco 309550Y guide

Maintenance

Supplied Tool Kit

•Hex Nut Driver; 5/16

•Screwdriver; 1/8 blade

•Nozzle Drill Bit; various sizes depending on nozzle size. See TABLE 1, page 21.

•Impingement Port Drill Bit; various sizes depending on port size. See TABLE 3, page 22.

•117661 Pin Vise; dual reversible chucks Reversible

Reversible

TI3864a

•551189 Grease Gun; with 3 oz grease

•15B817 Flush Manifold

Not included with spatter spray gun.

Keep Gun Clean

Keep gun clean with accessory gun cover, page 40.

Applying a light coat of lubricant will make cleaning eas- ier.

As Needed

1. Clean Outside of Gun, page 20.

2. Clean Mix Chamber Nozzle, page 21, a minimum

of once a day.

3. Clean Air Cap, page 20.

Maintenance

4. Clean Muffler, page 20.

5. Clean Fluid Manifold, page 20.

6. Clean Passages, page 21.

7. Clean Impingement Ports, page 21.

Daily

Follow Shutdown, page 14.

Weekly to Monthly

1. Clean Mix Chamber and Side Seal Cartridges, page 29. Check o-rings.

2. Clean Check Valves, page 31. Check o-rings and filters.

309550Y

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Image 19

Graco 309550Y important safety instructions Maintenance

Contents

Plural Component, Impingement Mix Air Purge Spray Gun Manual Conventions Contents Round Pattern Guns List of Models/Mix Chamber Selection Guide Flat Pattern Guns 249526 Flat Pattern Stud Wall GunNo., Series In. mm In. mm 1000 psi MPa, 70 bar 249525 Non 11 Ratio Guns Spatter Pattern GunWide Round Pattern Gun Four-Hose Gun Personal Protective Equipment Fire and Explosion Hazard Key Overall View Grounding Piston Safety LockIsocyanate Hazard Keep a and B Components Separate Turning Air Cap Follow Pressure Relief Procedure,Loss of Air Pressure Resin ISO Setup Setup Shutdown Pressure Relief Procedure Remove Front End, Optional ConfigurationsOptional Fluid Manifold Position Optional Hose Position Follow Pressure Relief Procedure, page 15. Also Flat Spray Tips Maintenance Clean Fluid Manifold Clean Outside of GunClean Air Cap Clean Muffler Nozzle Drill Bit Sizes Clean Mix Chamber NozzleClean Passages Clean Impingement Ports Cbip Impingement Port Drill Bit Sizes Problem Cause Solution Troubleshooting Problem Cause Solution Gun Triggered Fluid Spraying Theory of OperationGun Detriggered Air Purging Cutaway View Remove Front End RepairTools Required Lubrication X Z Attach Front End Mix Chamber and Side Seal Cartridges 18 B Check Valves Piston Air Valve Piston Safety Lock Check Valve 26 Detail Parts See Supplied Tools, Part No. Description QtyRound Pattern Guns, See Flat Pattern Guns, Detail Views Mix Chamber Part No. Reference Guide Mix Chamber KitsRound Pattern Guns Flat Pattern Guns Flat Tip Part No. Reference Guide Flat Tip KitsGun Repair Kits Check Valve Filter Screen Kits Kit Part No Qty in Kit Drill Bit Size Illustration Nominal Drill Bit Kits 248969 Air Purge Handle Cleanout Drill KitDrill Bit Kit 119386 Polycarballoy Side Seal Kits AccessoriesWide Pattern Mix Chamber Kits Stainless Steel Side Seal Kits Flat Pattern Stud Wall Kit Extension Tip KitsExtension Tip Seal Kits Extension Tip Air Cap Kit Gun Cover Spatter Conversion KitSolvent Flush Canister Kit Pour Nozzle Kit Gun Cleaning Kit Tip Cleanout ToolCirculation Manifold Air Flow Data in scfm m3/min Technical DataCategory Data Graco Information Graco Standard WarrantyToll Free