Graco 3A0149E important safety instructions Contents

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Contents

Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Typical Installation . . . . . . . . . . . . . . . . . . . . . . . . 6

Ventilate the Spray Booth . . . . . . . . . . . . . . . . . . 6

Grounding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Air Line . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Fluid Line . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Flush Before Using Equipment

8

Select a Spray Tip

8

Air Cap Alignment Pin

8

Install a Spray Tip

8

Position the Air Cap

8

Reverse-A-Clean®(RAC) Tip Assembly

9

Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Pressure Relief Procedure . . . . . . . . . . . . . . . . 10

Trigger Lock . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

How the Air-Assisted Spray Gun Operates . . . . 11

Spray Pattern Adjustment . . . . . . . . . . . . . . . . . 11

HVLP Operation . . . . . . . . . . . . . . . . . . . . . . . . 12

Fluid Application . . . . . . . . . . . . . . . . . . . . . . . . 12

Daily Gun Care, Flushing, and Cleaning . . . . . . . 13

General System Maintenance . . . . . . . . . . . . . . 14

Fluid Filter Maintenance . . . . . . . . . . . . . . . . . . 14

Flushing and Cleaning . . . . . . . . . . . . . . . . . . . 14

Reverse-A-Clean®(RAC) Tip . . . . . . . . . . . . . . 16

Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Repair Kits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Fan Valve Replacement . . . . . . . . . . . . . . . . . . . 20

Complete Gun Packing Repair . . . . . . . . . . . . . 20

Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Spray Tip Selection Chart . . . . . . . . . . . . . . . . . . . 32

Spray Tips, for use with G15/G40 Air Cap . . . . . 32 RAC SwitchTips, for use with

G40 RAC Air Cap . . . . . . . . . . . . . . . . . . . . 33 RAC SwitchTips, for use with

G40 RAC Air Cap, Continued . . . . . . . . . . . 34

Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

Part Interchangeability Guide . . . . . . . . . . . . . . 37

Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

Technical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

Graco Standard Warranty . . . . . . . . . . . . . . . . . . . 40

Graco Information . . . . . . . . . . . . . . . . . . . . . . . . . 40

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3A0149E

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Contents Model G15 Model G40 Model G40 w/RAC tipContents Models Fire and Explosion Hazard Equipment Misuse Hazard Installation Typical Installation Grounding Ventilate the Spray BoothAir Line Fluid LineSetup Reverse-A-CleanRAC Tip Assembly Trigger Lock Pressure Relief ProcedureOperation EngageddisengagedClose Open Spray Pattern AdjustmentHow the Air-Assisted Spray Gun Operates Correct Hvlp Operation Fluid ApplicationIncorrect Daily Gun Care, Flushing, and Cleaning Flushing and Cleaning General System MaintenanceFluid Filter Maintenance TI6729A Reverse-A-CleanRAC Tip EngagedDisengaged TI6580A DisengagedTroubleshooting Problem Cause SolutionTroubleshooting Repair Kits Fan Valve ReplacementRepair Complete Gun Packing Repair13‡ 14‡ 5g* 5cNeedle Repair Fluid Tube Replacement Air Valve RepairRepair 3A0149E Reassembly 5b carbide only Parts Part No. Description Qty Washer PtfeAIR CAP DescriptionDescription Qty Parts 3A0149E Part No C857, G40 Gun with RAC Tip Ref. No. Part No. Description Ref. No. Part No. Description QtyTIP GUARD/AIR CAP Assy AAM Fine Finish Spray Tips Spray Tip Selection ChartSpray Tips, for use with G15/G40 Air Cap GG4 Industrial Spray TipsLTX RAC Spray Tips RAC SwitchTips, for use with G40 RAC Air CapAAF Fine Finish Pre-Orifice Spray Tips FFT Fine Finish RAC Spray Tips WRX WideRAC Spray TipsAccessories Plastic Seat Repair Kit Ultimate Gun Cleaning Kit 15C161Fan Valve Fine Adjustment Kit SST Seat Repair KitPart Interchangeability Guide Dimensions Model G4010.6 Gun Inlet Pressure PSI Technical DataCategory Data Graco Standard Warranty Graco Information