Manuals / Graco Inc / Power Tools / Paint Sprayer

Graco Inc GX-7 DI, 311321H Air Inlet Configuration, Remove Coupling Block, Optional Configuration

Models: GX-7A 311321H GX-7 DI GX-7 400

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Operation Basics

3.Insert coupling block mounting screw and use 5/16 in. nut driver to tighten to gun block.

Coupling Block

Gaskets

Coupling Block

Mounting Screw

FIG. 15: Install Coupling Block

Remove Coupling Block

1.Set safety stop to CLOSED (SERVICE).

2.Disconnect air hose.

3.Close both manual valves.

4.Remove coupling block mounting screw.

5.Separate coupling block from gun.

6.Wipe mating surfaces of gun block and coupling block to remove residual chemical.

7.Cover exposed openings with grease.

Optional Configuration

Refer to page 42. If bottom-mount hose con- nection is desired, alternate swivel fitting (2 and 3) with pipe plugs (1). Use pipe thread sealant. Do not cross-over which side each fit- ting is on.

Air Inlet Configuration

There are two configurations for the air inlet. In the standard configuration the air inlet is at the base of the handle, and in the alternate config- uration the air inlet is at the rear of the gun.

Pipe

Plug

Optional Pipe

Nipple

Pipe Nipple

FIG. 16: Air Inlet Configuration

To change to alternate configuration,

1.Remove pipe nipple.

2.Remove pipe plug from rear of gun.

3.Install pipe plug in location previously occu- pied by pipe nipple.

4.Install pipe nipple in location previously occupied by pipe plug.

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311321H

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Graco Inc GX-7 DI, 311321H, GX-7 400, GX-7A Air Inlet Configuration, Remove Coupling Block, Optional Configuration

Contents

GX-7 Important Safety Instructions311321H Contents ModelsPersonal Protective Equipment Fire and Explosion Hazard Pressurized Aluminum Parts Hazard Model GX-7 DI Overall ViewModel GX-7A Valving Rod Rear Stop Gun Block Air Cap Valve Model GX-7Locknut TriggerCenterline Components GX-7A Centerline ComponentsGX-7 400 Centerline Components Mixing Module GX-7A Mixing ModuleIsocyanate Hazard Safety PositionOperation Basics Keep a and B Components SeparateConnect Air Hoses Disengage Safety StopAir Hose Connection Disconnect Air HosesManual Valves Installation and RemovalCoupling Block Remove Coupling Block Air Inlet ConfigurationOptional Configuration Mixing Module and PCD Installation Do not OvertightenGX-7 DI Model Only Valving Rod AdjustmentGX-7A and GX-7 400 Models Only Initial Set Up Daily Start-up Daily ShutdownPressure Relief Procedure Trigger GunClean Spray Gun Procedure MaintenanceGun Service Kits Flush Gun Remove Centerline Components Service Screen ScrewRepair Remove valving rod. Rod Draw Bar Valving Rod Install Centerline Components Replace End Cap and Air Piston Assembly GX-7 DI ShownReplace Trigger Valve O-Rings Replace Trigger Valve O-RingClean Mixing Module Unthread Cap from PCD BodyInstall Mixing Module Install Mixing ModuleClean Pattern Control Disc GX-7A Model ShownGX-7A Model Final Assembly PartsModule see GX-7A Mix Mod GX-7A Model Final AssemblyNo. Part No. Description GX-7 DI Model Final Assembly No. Part No. Description Qty GX-7 DI Model Final AssemblyModule see GX-7 DI Model Specifications , GX-7 400 Model Final Assembly GX-7 400 Model Final Assembly Module Kit ,GX-7A Model Handle Assembly GX-7 Model Handle Assembly DescriptionGX-7 DI Model Handle Assembly GX-7 DI Model Handle Assembly Description QtyGX-7 400 Model Handle Assembly GX-7 400 Model Handle Assembly Coupling Block Assembly All modelsSpecifications GX-7A Mix Module KitSet-Up Chart for GX-7A Model TipQuantity In/mm Module Kits Cleanout Drill Iso PortGX-7 400 Mix Module Kit Module Only Size RefSet-up Chart for GX-7 400 Model Tip Kits for GX-7 400 Gun No. Ref QuantityPattern Lbs/min GX-7 DI Model SpecificationsModule/Tip Data for Chemical Sprayed at 2500 PSI Output Round Spray PatternFor GX-7A and GX-7 DI Models Tip KitsTool Kits Round Tip Kits Size QuantityTechnical Data Category DataGraco Standard Warranty