Graco 309550Y important safety instructions Shutdown, Follow Pressure Relief Procedure

Page 14

Shutdown

Shutdown

For overnight shutdown:

1. Follow Pressure Relief Procedure, page 15.

2. Leave air turned on and gun detriggered.

Grease gun daily to prevent 2 component curing and keep fluid passages clean. Purge air carries grease mist through air chamber (AC), impinge- ment ports (IP), and out mix chamber nozzle (N), coating all surfaces. Use Graco 117773 Grease, see page 43.

3. Remove grease fitting cap. Using grease gun (Y),

dispense grease into fitting (G) until grease mist sprays from mix chamber nozzle (N). Do not over-grease; use 2 shots maximum. Do not spray grease mist on sprayed material.

Y

G

N

W

KEY

Purge Air

Fluid

Cleanoff Air

Grease

G

TI3547a

19AC

IP

TI2415A

4. Replace grease cap.

5. Round and Flat pattern guns only: Turn off air

valve (W).

Spatter pattern gun only: Shut down main air sup- ply.

N TI3546a

14

309550Y

Image 14

Contents Plural Component, Impingement Mix Air Purge Spray Gun Contents Manual ConventionsList of Models/Mix Chamber Selection Guide Round Pattern GunsFlat Pattern Guns In. mm 1000 psi MPa, 70 bar 249525 Flat Pattern Stud Wall GunNo., Series In. mm 249526Four-Hose Gun Spatter Pattern GunWide Round Pattern Gun Non 11 Ratio GunsPersonal Protective Equipment Fire and Explosion Hazard Overall View KeyKeep a and B Components Separate Piston Safety LockIsocyanate Hazard GroundingLoss of Air Pressure Follow Pressure Relief Procedure,Turning Air Cap Setup Resin ISOSetup Shutdown Pressure Relief Procedure Position Optional ConfigurationsOptional Fluid Manifold Remove Front End,Follow Pressure Relief Procedure, page 15. Also Optional Hose PositionFlat Spray Tips Maintenance Clean Muffler Clean Outside of GunClean Air Cap Clean Fluid ManifoldClean Impingement Ports Clean Mix Chamber NozzleClean Passages Nozzle Drill Bit SizesImpingement Port Drill Bit Sizes CbipTroubleshooting Problem Cause SolutionProblem Cause Solution Gun Detriggered Air Purging Theory of OperationGun Triggered Fluid Spraying Cutaway View Lubrication RepairTools Required Remove Front EndAttach Front End X ZMix Chamber and Side Seal Cartridges 18 B Check Valves Piston Piston Safety Lock Air ValveParts Check Valve 26 DetailSee Flat Pattern Guns, Part No. Description QtyRound Pattern Guns, See Supplied Tools,Detail Views Flat Pattern Guns Mix Chamber KitsRound Pattern Guns Mix Chamber Part No. Reference GuideCheck Valve Filter Screen Kits Flat Tip KitsGun Repair Kits Flat Tip Part No. Reference GuideDrill Bit Kits Kit Part No Qty in Kit Drill Bit Size Illustration Nominal119386 Air Purge Handle Cleanout Drill KitDrill Bit Kit 248969Stainless Steel Side Seal Kits AccessoriesWide Pattern Mix Chamber Kits Polycarballoy Side Seal KitsExtension Tip Air Cap Kit Extension Tip KitsExtension Tip Seal Kits Flat Pattern Stud Wall KitPour Nozzle Kit Spatter Conversion KitSolvent Flush Canister Kit Gun CoverCirculation Manifold Tip Cleanout ToolGun Cleaning Kit Category Data Technical DataAir Flow Data in scfm m3/min Toll Free Graco Standard WarrantyGraco Information