Graco 311320H important safety instructions Repair

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Repair

10.Replace valving rod spring and spring retainer case. Grasp knob, push in, and turn clockwise to lock in place.

11.Replace air cap.

12.Replace check valves and screen screw assembly.

13.Replace closure screw in top of gun block.

14.Mount gun onto coupling block.

15.Connect air supply to gun.

16.Adjust felt wiper and soak felt with gun cleaner.

17.Close manual valves and press trigger sev- eral times to ensure valving rod moves freely.

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 Turns Out From Point Recommended Valving Rod Adjustment for Standard Mixing ChambersDistance 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 Adjustment Mixing 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