Graco 3A2495C Manual De Usuario

Contents

Models............................................................... 3
Warnings ........................................................... 4
Gun Overview .................................................... 7

How the Electrostatic AA Spray Gun

Works ............................................ 7

Controls, Indicators, and Components........... 8

Smart Guns ................................................. 9

Installation.......................................................... 15

Warning Sign............................................... 15

Ventilate the Spray Booth ............................. 15

Air Supply Line ............................................ 16

Fluid Supply Line ......................................... 16

Gun Setup.......................................................... 18

Gun Setup Checklist .................................... 18

Grounding ................................................... 21

Check Gun Electrical Grounding ................... 25

Check Fluid Resistivity ................................. 26

Check Fluid Viscosity ................................... 26

Flush Before Using Equipment...................... 26

Operation........................................................... 27

Pressure Relief Procedure............................ 27

Startup ........................................................ 27

Shutdown .................................................... 27

Maintenance ...................................................... 28

Flushing ...................................................... 28

Clean the Gun Daily ..................................... 29

Daily System Care ....................................... 31

Electrical Tests................................................... 32

Test Gun Resistance.................................... 32

Test Power Supply Resistance ..................... 33

Test Gun Barrel Resistance.......................... 34

Troubleshooting.................................................. 35

Spray Pattern Troubleshooting...................... 35

Gun Operation Troubleshooting .................... 36

Electrical Troubleshooting ............................ 37

Repair................................................................ 39

Prepare the Gun for Service ......................... 39

Air Cap, Spray Tip, and Fluid Seat Housing

Replacement.................................. 40

Electrode Replacement ................................ 41

Fluid Tube Removal and Replacement........... 42

Fluid Filter Replacement............................... 42

Gun Barrel Removal..................................... 43

Gun Barrel Installation.................................. 43

Fluid Needle Replacement............................ 44

Power Supply Removal and

Replacement.................................. 45

Alternator Removal and Replacement ........... 46

Fan Air Adjustment Valve Repair .................. 48

Atomizing Air Adjustment Valve

Repair............................................ 49

ES On-Off Valve Repair ............................... 50

Air Valve Repair........................................... 51

Smart Module Replacement.......................... 52

Air Swivel and Exhaust Valve

Replacement.................................. 53

Parts.................................................................. 54

Standard Air-Assisted Spray Gun

Assembly ....................................... 54

Smart Air-Assisted Spray Gun

Assembly ....................................... 56

Alternator Assembly ..................................... 58

ES On-Off Valve Assembly........................... 59

Fan Air Valve Assembly ............................... 60

Air Cap Assembly ........................................ 61

Smart Module Assembly............................... 61

Spray Tip Selection Chart.................................... 62

AEM Fine Finish Spray Tips.......................... 62

AEF Fine Finish Pre-Oriﬁce Spray

Tips ............................................... 63

Repair Kits, Related Manuals, and

Accessories .......................................... 64

Gun Accessories.......................................... 64

System Accessories..................................... 64

Test Equipment ........................................... 64

Hoses ......................................................... 65

Operator Accessories................................... 65

Dimensions ........................................................ 66
Technical Data ................................................... 67
Graco Pro Xp Warranty....................................... 68

3A2495C