Graco Inc GX-7 DI, 311321H, GX-7 400, GX-7A important safety instructions Contents, Models

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Models

Contents

Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Overall View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Centerline Components . . . . . . . . . . . . . . . . . . . 8 Mixing Module . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Operation Basics . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Isocyanate Hazard . . . . . . . . . . . . . . . . . . . . . . 11

Keep A and B Components Separate . . . . . . . . 11

Grounding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Safety Position . . . . . . . . . . . . . . . . . . . . . . . . . 11

Air Hose Connection . . . . . . . . . . . . . . . . . . . . . 12

Coupling Block . . . . . . . . . . . . . . . . . . . . . . . . . 13

Air Inlet Configuration . . . . . . . . . . . . . . . . . . . . 14

Mixing Module and PCD Installation . . . . . . . . . 15

Valving Rod Adjustment . . . . . . . . . . . . . . . . . . 16

Valving Rod Adjustment . . . . . . . . . . . . . . . . . . 16

Initial Set Up . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Daily Start-up . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Daily Shutdown . . . . . . . . . . . . . . . . . . . . . . . . . 18

Pressure Relief Procedure . . . . . . . . . . . . . . . . . . 19 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Gun Service Kits . . . . . . . . . . . . . . . . . . . . . . . . 20

Clean Spray Gun Procedure . . . . . . . . . . . . . . . 20

Flush Gun . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Models

.

Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Service Screen Screw . . . . . . . . . . . . . . . . . . . . 22

Remove Centerline Components . . . . . . . . . . . 22

Install Centerline Components . . . . . . . . . . . . . 24

Replace End Cap and Air Piston Assembly . . . 25

Replace Trigger Valve O-Rings . . . . . . . . . . . . . 26

Clean Mixing Module . . . . . . . . . . . . . . . . . . . . . 27

Install Mixing Module . . . . . . . . . . . . . . . . . . . . . 28

Clean Pattern Control Disc . . . . . . . . . . . . . . . . 29

Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

GX-7A Model Final Assembly . . . . . . . . . . . . . . 30 GX-7 DI Model Final Assembly (295541) . . . . . 32 GX-7 400 Model Final Assembly (295540) . . . . 34 GX-7A Model Handle Assembly (295810) . . . . . 36 GX-7 DI Model Handle Assembly (295809) . . . 38 GX-7 400 Model Handle Assembly (295799) . . 40 Coupling Block Assembly (295383) . . . . . . . . . . 42

Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

GX-7A Mix Module Kit . . . . . . . . . . . . . . . . . . . . 43 Set-Up Chart for GX-7A Model . . . . . . . . . . . . . 44 GX-7 400 Mix Module Kit . . . . . . . . . . . . . . . . . . 45 Set-up Chart for GX-7 400 Model . . . . . . . . . . . 46 GX-7 DI Model Specifications . . . . . . . . . . . . . . 47 Tip Kits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48 Tool Kits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

Technical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

Graco Standard Warranty . . . . . . . . . . . . . . . . . . . 50

Graco Information . . . . . . . . . . . . . . . . . . . . . . . . . 50

 

 

Includes:

 

 

 

 

 

 

Part No.

Description

Mix Module

Tip

 

 

 

 

 

 

295540

GX-7 400

296859

(451)

296853

(212)

 

 

 

 

 

 

295541

GX-7 DI - 4/213

296901

(4)

296706

(213)

 

 

 

 

 

295542

GX-7A - 1/90

296909 (1)

296712

(90)

 

 

 

 

 

 

295543

GX-7A - 10/210

296906

(10)

296704

(210)

 

 

 

 

 

295544

GX-7A - 3/70

296226 (3)

296710

(70)

 

 

 

 

 

295545

GX-7A - 5/70

296923 (5)

296710

(70)

 

 

 

 

 

 

2

311321H

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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
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