Graco 311320H important safety instructions Air Hose Connection, Valving Rod Adjustment Screw

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Air Hose Connection

To CONNECT air hoses, pull back sleeve of female fitting, insert male fitting and slide sleeve forward to secure connection.

To DISCONNECT air hoses, pull back sleeve of female fitting and remove male fitting.

Pull Sleeve

FIG. 5: Air Hose Connection

Operation Basics

Valving Rod Adjustment Screw

Use to regulate amount of valving rod travel when gun trigger is depressed with air supply connected. Turn clockwise to decrease travel, and counterclockwise to increase travel.

1.Use 5/64 in. hex key wrench to loosen fric- tion lock.

2.Turn adjustment screw as required and tighten friction lock until screw no longer easily turns by hand.

3.Check friction lock periodically and tighten as required to prevent screw from slipping

during operation.

Friction Lock

FIG. 6: Valving Rod Adjustment Screw

311320H

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Contents Model D Spray Gun Important Safety InstructionsModels ContentsPersonal Protective Equipment Fire and Explosion Hazard Major Components Overall ViewCenterline Components Centerline ComponentsGrounding Operation BasicsIsocyanate Hazard Keep a and B Components SeparateRemove Coupling Block Manual ValvesAir Hose Connection Valving Rod Adjustment ScrewAdjust Felt Wiper Air Cap Adjustment ValveClean Felt Wiper Felt WiperValving Rod Closed Position Initial Set UpDaily Shutdown Daily Start-UpPressure Relief Procedure Point of Valving Spray Pattern AdjustmentTern opens as adjustment is made FIG Valving Rod Adjustment for Standard Mixing Chambers Turns Out From Point RecommendedDistance of Gun Chamber Minimum Maximum From Surface Gun Service Kits MaintenanceClean Spray Gun Procedure Repair Filter Screen Removal and ServiceCheck Valves Clean Injection SlotsNot Remove Valving Rod AdjustmentMixing Chamber Removal Centerline Component RemovalSleeve Removal Block Chamber Seating Centerline Component InstallationRepair Parts Model D Spray Gun AssemblyNo. Part No. Description Model D Spray Gun AssemblyAC chamber Standard Mixing Chambers Part Number Air Cylinder AssemblyModel Coupling Block Assembly311320H Category Data Technical DataGraco Information Graco Standard Warranty