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Contents
Models............................................................... 3
Warnings ........................................................... 4
Gun Overview .................................................... 7
How the Electrostatic 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
Guidelines for Abrasive Materials.................. 26
Operation........................................................... 27
Pressure Relief Procedure............................ 27
Startup ........................................................ 27
Shutdown .................................................... 27
Maintenance ...................................................... 28
Flushing ...................................................... 28
Clean the Gun Daily ..................................... 29
Daily System Care ....................................... 30
Electrical Tests................................................... 31
Test Gun Resistance.................................... 31
Test Power Supply Resistance ..................... 32
Test Electrode Resistance............................ 32
Troubleshooting.................................................. 33
Spray Pattern Troubleshooting...................... 33
Gun Operation Troubleshooting .................... 34
Electrical Troubleshooting ............................ 35
Repair................................................................ 37
Prepare the Gun for Service ......................... 37
Air Cap and Nozzle Replacement.................. 38
Electrode Replacement ................................ 39
Fluid Packing Rod Removal.......................... 40
Packing Rod Repair ..................................... 40
Barrel Removal............................................ 42
Barrel Installation ......................................... 42
Power Supply Removal and
Replacement.................................. 43
Alternator Removal and Replacement ........... 44
Fluid Tube Removal and Replacement........... 46
Fan Air Adjustment Valve Repair .................. 47
Atomizing Air Restrictor Valve Repair ............ 48
ES On-Off and Fluid Adjustment Valve
Repair............................................ 49
Air Valve Repair........................................... 50
Smart Module Replacement.......................... 51
Air Swivel and Exhaust Valve
Replacement.................................. 52
Parts.................................................................. 53
Standard Air Spray Gun Assembly ................ 53
Round Spray Assembly ................................ 55
Standard High Conductivity Air Spray Gun
Assembly ....................................... 56
Smart High Conductivity Air Spray Gun
Assembly ....................................... 58
Smart Air Spray Gun Assembly..................... 60
Packing Rod Assembly................................. 62
Alternator Assembly ..................................... 63
ES On-Off and Fluid Adjustment Valve........... 64
Fan Air Adjustment Valve Assembly.............. 65
Atomizing Air Restrictor Valve
Assembly ....................................... 65
Smart Module Assembly............................... 66
High Conductivity Fluid Tube
Assembly ....................................... 67
Air Caps and Fluid Nozzles ................................. 68
Fluid Nozzle Selection Chart......................... 68
Fluid Nozzle Performance Charts.................. 68
Air Cap Selection Chart ................................ 70
Air Consumption Charts ............................... 71
Repair Kits, Related Manuals, and
Accessories .......................................... 73
Gun Accessories.......................................... 73
Operator Accessories................................... 74
System Accessories..................................... 74
Test Equipment ........................................... 74
Hoses ......................................................... 75
Dimensions ........................................................ 76
Technical Data ................................................... 77
Graco Pro Xp Warranty....................................... 78
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