Graco 309550U important safety instructions Attach Front End, X Z

Page 28

Repair

Attach Front End

WARNING

Read warnings, page 7. Proper attachment of front end is critical. Do not operate gun if front end is loose or lock ring is not snug against handle.

1. Engage piston safety lock, page 10.

TI2409A

2. Push on air cap (C) until it is flush with front of gun.

This ensures that mix chamber is all the way back.

TI2422A

3. Check that o-ring (21) is in position. Liberally lubri-

cate o-ring, threads of lock ring (R) and handle (H), and outside of lock ring. Orient front end (F) as required for desired fluid manifold mounting (bot- tom mounting is shown). Insert keyed end (W) of mix chamber in socket (X). Screw lock ring onto handle as far as possible by hand.

Y W X Z

F 21 R H	TI2416A

4. Turn fluid housing 1/8 turn clockwise to engage

slots (Y) and tabs (Z). Push on front end to ensure it is properly seated. Continue screwing lock ring

(R)onto handle (H) very securely. When properly assembled, lock ring is snug against handle.

TI2423A

309550U

Image 28

Contents Plural Component, Impingement Mix Air Purge Spray Gun Contents Manual ConventionsList of Models/Mix Chamber Selection Guide Round Pattern GunsFlat Pattern Guns Flat Pattern Stud Wall Gun No., Series In. mmIn. mm 1000 psi MPa, 70 bar 249525 249526Spatter Pattern Gun Wide Round Pattern GunFour-Hose Gun Non 11 Ratio GunsPersonal Protective Equipment Fire and Explosion Hazard Overall View KeyPiston Safety Lock Isocyanate HazardKeep a and B Components Separate GroundingTurning Air Cap Follow Pressure Relief Procedure,Loss of Air Pressure Setup Resin ISOTI2413A Shutdown Pressure Relief Procedure Optional Configurations Optional Fluid Manifold PositionRemove Front End, Attach Front End,Follow Pressure Relief Procedure, page 15. Also Optional Hose PositionFlat Spray Tips Maintenance Clean Outside of Gun Clean Air CapClean Muffler Clean Fluid ManifoldClean Mix Chamber Nozzle Clean PassagesClean Impingement Ports Nozzle Drill Bit SizesImpingement Port Drill Bit Sizes CbipTroubleshooting Problem Cause SolutionProblem Cause Solution Gun Triggered Fluid Spraying Theory of OperationGun Detriggered Air Purging Cutaway View Repair Tools RequiredLubrication Remove Front EndAttach Front End X ZMix Chamber and Side Seal Cartridges 18 B18c 18b 18d Check Valves Piston Piston Safety Lock Air ValveParts Check Valve 26 DetailPart No. Description Qty Round Pattern Guns,See Flat Pattern Guns, See Supplied Tools,Detail Views Mix Chamber Kits Round Pattern GunsFlat Pattern Guns Mix Chamber Part No. Reference GuideFlat Tip Kits Gun Repair KitsCheck Valve Filter Screen Kits Flat Tip Part No. Reference GuideDrill Bit Kits Kit Part No Qty in Kit Drill Bit Size Illustration NominalAir Purge Handle Cleanout Drill Kit 248969Accessories Wide Pattern Mix Chamber KitsStainless Steel Side Seal Kits Polycarballoy Side Seal KitsExtension Tip Kits Extension Tip Seal KitsExtension Tip Air Cap Kit Flat Pattern Stud Wall KitSpatter Conversion Kit Pour Nozzle KitFlushing Manifold Solvent Flush Canister KitTip Cleanout Tool Circulation Manifold15D234 246362Air Flow Data in scfm m3/min Technical DataCategory Data Graco Information Graco Standard WarrantyToll Free

309550U specifications

The Graco 309550U is a top-of-the-line airless paint sprayer that caters to both professionals and DIY enthusiasts. With its advanced features and user-friendly design, it stands out as an essential tool for achieving a flawless finish on various painting projects.

One of the main characteristics of the Graco 309550U is its powerful motor, which delivers a high level of pressure, making it suitable for a wide range of coatings. This airless sprayer can handle everything from thin paints to thicker latex and enamels without clogging, ensuring smooth and consistent application. The unit is designed to cover large areas quickly, allowing users to complete their projects in a fraction of the time compared to traditional roller or brush methods.

Equipped with Graco's exclusive ProXChange pump technology, the 309550U allows for easy pump replacement on the job site without the need for tools. This feature enhances productivity by minimizing downtime, enabling users to keep working seamlessly. The unit also boasts an innovative suction tube that can draw paint directly from the can, eliminating the need for cumbersome pouring and mess.

Another noteworthy feature is the adjustable pressure control, which allows users to customize the spray pattern and flow rate. This adaptability ensures optimal coverage in various environments and surfaces, whether applying a fine mist for intricate details or a heavier coat for larger surfaces. The built-in filter system further enhances performance by preventing debris from entering the spray mechanism, ensuring a smooth, even finish.

The Graco 309550U is designed with portability in mind. It features a lightweight frame and durable wheels, making it easy to transport across job sites or around the house. Additionally, the sprayer comes with a convenient carry handle for added mobility. Safety features, including a trigger lock, are also implemented to prevent accidental activation, giving users peace of mind during operation.

In conclusion, the Graco 309550U airless paint sprayer is a versatile and efficient tool that combines powerful performance with user-friendly features. Its robust design, ease of use, and innovative technologies make it an ideal choice for both professional painters and homeowners looking to achieve exceptional results in their painting endeavors. Whether you're tackling an interior room, exterior surface, or detailed trim work, the Graco 309550U ensures a flawless finish every time.