Page 4 - SAFETY WARNINGS; EQUIPMENT MISUSE HAZARD; General Safety; HAZARDOUS FLUID HAZARD
SAFETY WARNINGS SERIOUS BODILY INJURY, EXPLOSION, FIRE, OR ELECTRIC SHOCK CANOCCUR IF THE PRECAUTIONS BELOW ARE NOT FOLLOWED. READ AND UNDERSTAND ALL INSTRUCTION MANUALS, TAGS, ANDWARNING LABELS BEFORE OPERATING EQUIPMENT. ELECTROSTATIC EQUIPMENT SHALL ONLY BE USED BY TRAINED,QUALIFIED PERSONNEL WHO...
Page 5 - FIRE OR EXPLOSION HAZARD; Grounding; Flushing and Cleaning Safety; HOW THE ELECTROSTATIC AIR SPRAY GUN WORKS
FIRE OR EXPLOSION HAZARD To reduce the risk of fire, explosion, or electric shock, which may resultfrom electrical discharge, it is essential that: S All parts of the electrostatic system are properly grounded. S All personnel in or close to the spray area are properly grounded. S All electrically c...
Page 6 - TYPICAL INSTALLATION; Warning Signs
6 307-712 TYPICAL INSTALLATION KEY A Air Supply Shut-off Valve (bleed-type) B Air & Water Separator C Ball Valve D Air Line Lubricator E Air Regulator F Pump G Fluid Filter H Drain Valve J Pump Ground Wire K Air Filter (40 micron) L Fluid Regulator N ES Automatic Gun P Normally Closed, 3-Way Air...
Page 7 - INSTALLATION; Mount the Gun; Connect the Fluid Line
INSTALLATION Mount the Gun Mount the gun on a stationary support or on a reciprocat-ing arm. The mounting rod must be properly grounded. Mount the gun so the front of the gun is 254 to 300 mm (10to 12 in.) from the work piece. Connect the Air Line (Refer to the Typical Installation Drawing) WARNING ...
Page 8 - Check the Electrical Grounding; Installing Optional Remote Fan Air Adapter; NOTE: See ACCESSORIES to order the Remote Fan
INSTALLATION Check the Electrical Grounding WARNING Proper electrical grounding of every part of yoursystem is essential. For your safety, read the warn-ing section, FIRE OR EXPLOSION HAZARD, onpage 5. Ground the system as explained there.Then check your system as explained below. 1. Shut off all ai...
Page 9 - OPERATION; Turn off the fluid supply to the gun.; Operating Checklist
OPERATION WARNING Pressure Relief ProcedureTo reduce the risk of serious bodily injury, includingsplashing in the eyes or on the skin, injury from movingparts or electric shock, always follow this procedurewhen shutting off the system, when checking or serv-icing any part of the spray system, when i...
Page 10 - Adjust the Spray Pattern; NOTE: A remote fan air adapter is available to control
OPERATION Adjust the Spray Pattern Follow the steps below to establish the correct fluid flowand air flow. DO NOT turn the turbine air on yet. 1. Adjust the fluid flow for the appropriate flow rate byusing the fluid pressure regulator installed in the fluidline. Check the fluid nozzle chart in manua...
Page 11 - MAINTENANCE; Daily Care and Cleaning; CAUTION; Flush the Spray Gun
MAINTENANCE Daily Care and Cleaning CAUTION Clean all parts with a non–conductive solvent,compatible with the fluid being sprayed. Conduc-tive solvents can cause the gun to malfunction. Do not use any cleaning method which may al-low solvent into the gun air passages. Solventleft in the gun passages...
Page 12 - To Clean or Change Air Cap and Fluid Nozzle; ing pin to the locked position.; Fig 5; Fig 6; CC
MAINTENANCE To Clean or Change Air Cap and Fluid Nozzle CAUTION Do not use metal tools to clean the air cap holes asthis may scratch them, and make sure the elec-trode wire is not damaged. Scratches in the air capholes or a damaged electrode wire can distort thespray pattern. Equipment needed: Soft ...
Page 13 - SPRAY PATTERN TROUBLESHOOTING CHART
SPRAY PATTERN TROUBLESHOOTING CHART WARNING Installing and servicing this equipment requires access to parts which may cause electric shock or other seriousbodily injury if the work is not performed properly. Do not install or service this equipment unless you are trained andqualified. To reduce the...
Page 14 - GUN OPERATION TROUBLESHOOTING CHART; PROBLEM
GUN OPERATION TROUBLESHOOTING CHART Misalignment between air cap and Remove and clean air cap and fluid fluid nozzle. nozzle as described on page 12, then reinstall them. PROBLEM CAUSE SOLUTION Worn needle packing. Replace packing assembly. See page 20. Air leakage from front of gun. Fluid leakage f...
Page 15 - ELECTRICAL TROUBLESHOOTING CHART
ELECTRICAL TROUBLESHOOTING CHART PROBLEM CAUSE SOLUTION *Turbine alternator not operating. Check air supply to turbine. Check for dirt or moisture in turbine. See page 23. Improper distance between gun Adjust spraying distance to and workpiece. 203–305 mm (8–12 in.). Parts poorly grounded. Clean han...
Page 16 - ELECTRICAL TESTS; Test Gun Resistance; EE
16 ELECTRICAL TESTS The performance of the spray gun is directly affected bythe condition of the electrical components containedinside the gun. The electrical tests below can be used todetermine the condition of the power supply (5) and theresistor stud (17) as well as the continuity of the electric...
Page 17 - Test Resistor Stud Resistance; KEY; Fig 9; GG
ELECTRICAL TESTS Test Resistor Stud Resistance Insert a conductive rod (FF) into the gun barrel (removedfor the power supply test) and against the metal contact(GG) in the front of the barrel. See Fig 9. Measure the resistance between the conductive rod (FF)and the gun electrode (14). The resistance...
Page 18 - SERVICE; Gun Disassembly; Gun Assembly Note
18 SERVICE Gun Disassembly WARNING Installing and servicing this equipment requiresaccess to parts which may cause electric shock orother serious bodily injury if the work is not per-formed properly. Do not install or service thisequipment unless you are trained and qualified. Follow the Pressure Re...
Page 19 - Resistor Stud Replacement; To install the resistor stud:
SERVICE Resistor Stud Replacement WARNING Old/New Style Resistor Stud and ElectrodeTo reduce the risk of sparking, which could causefire or explosion, BE SURE the electrode and studyou install are black. The old style electrode andstud in the Series A Guns were white. DO NOT mixold style parts with ...
Page 20 - Barrel Removal; the gasket is not to be replaced.; Fluid Needle Packing Replacement
20 SERVICE Barrel Removal 1. Unscrew the nut (34) at the gun’s fluid inlet adapter(35). See the PARTS DRAWING. 2. Pull the fluid tube (31) out of the fluid adapter (35). 3. Remove the trigger by removing the screws andspacers from the gun. 4. Remove the ES indicator lights from the socket headcap sc...
Page 22 - Power Cartridge Replacement
22 307-712 SERVICE Fig 17 KEY 1 2, -"5 2a *1#/,1-/ 2b ',% 2c *2% 5 -4#/ 2..*5 5a ',% 5b ',% 5c ./',% 6 0)#1 20 //#* NOTE: &# .-4#/ !/1/'"%# ',!*2"#0 '1#+0 ! ," ! ! ## NOTE $1#/ 01#. #*-4 Power Cartridge Replacement #+-3# 1&# //#* 0 "#0!/' #" 2,"#/ Barrel Removal #...
Page 23 - Turbine Alternator Removal; Fan Air Valve Replacement
23 307-712 SERVICE Turbine Alternator Removal &.07& 108&3 $"353*%(& '30. 5)& (6/ #0%9 "4 %&4$3*#&% 6/%&3 Power Cartridge Replacement "3&'6--9 58*45 5)& 563#*/& "-5&3/"503 " "/% 16-- *5 0'' 5)& 108&3 4611-9 6/5*- +645...
Page 24 - Piston Removal and Repair; DO NOT
24 307-712 SERVICE Piston Removal and Repair 1. To disconnect the fluid hose (31) from the cover plate (41), screw the nut (34) off the adapter (35). See Fig 21. 2. Note the position of the trigger adjusting nut (24) for reinstallation, then screw it off the piston shaft. 3. Remove the screws (61) a...
Page 25 - Disc Regulator OĆRing Replacement
25 307-712 SERVICE Disc Regulator OĆRing Replacement 04%3'8 5*' 563$+0' #+3 .+0' (31/ 5*' #'3 '' +) '/17' 5*' %#2 4%3'8 #0& 8#4*'3 (31/ 5*' )60 $1&9 6.. 5*' #'3 8+5* 5*' #+3 7#.7' 165 1( 5*' )60 $1&9 04%3'8 5*' #'3 (31/ 5*' #+3 7#.7' #0& 3'/17' 5*' &+4- 3'...
Page 26 - PARTS DRAWING
Ref No. 2 Power Cartridge Includes items 2a–2c & 5 Screw in restrictors flush with surface of gun body 26 PARTS DRAWING 66a 66b 66c 66d 66h 66f 66e 66g Ref No 66, T ool Kit Includes items 66a–66h 20b 5c 5b 5 *5a 2a 2c 50 *2b 53 REF 42 23 91 60 24 26 27 28 36 3 85 88 *87 4 84 75 41 82 61 79 DET A...
Page 27 - PARTS LIST
PARTS LIST REF NO. PART NO. DESCRIPTION QTY 1 218–744 BODY, gun 1 2 218–111 POWER CARTRIDGEIncludes items 2a & 5 1 2a 217–591 .ALTERNATOR, turbine Includes items 2b & 2c 1 2b* 107–106 ..O–RING; buna–N 2 2c 180–070 ..PLUG 1 3* 107–107 REGULATOR, disc 1 4 110–916 SCREW; 1/4–20 1 5 218–041 .POW...
Page 28 - KITS; WASHER
KITS Repair Kits must be purchased separately. Use only GENUINE GRACO PARTS AND ACCESSORIES. WARNING When servicing use only genuine Graco replace-ment parts. Use of other parts or any alteration ormodification of this equipment could result in seriousinjury, fire, explosion, or property damage. NOT...
Page 29 - TECHNICAL DATA; SERVICE INFORMATION
TECHNICAL DATA Weight 0.87 Kg (1.90 lb) . . . . . . . . . . . . . . . . . . . . . . . . . . . Gun Length 310 mm (12.25 in.) . . . . . . . . . . . . . . . . . . . . . Maximum Working Pressure 7 bar (100 psi) . . . . . . . . . . Air Pressure Operating Range 0–7 bar (0–100 psi) . . . Fluid Pressure Ope...
Page 30 - The accessories in the box, below, are approved by Factory Mutual.; ACCESSORIES; AIR LINE ACCESSORIES
ACCESSORIES Accessories must be purchased separately. Use only GENUINE GRACO PARTS AND ACCESSORIES. WARNING NEVER operate your equipment at a working pressure rating that is higher than the lowest rated component inyour system. Lower rated components may not be able to withstand the pressure develop...
Page 31 - SPRAY SYSTEM ACCESSORIES; Automatic Electrostatic Air Spray Gun; NOTE: The installation of this kit will void the CSA and; FM approval on the PRO4000 Gun.; GUN MOUNTING ACCESSORIES
ACCESSORIES FILTER (AIR OR PAINT) 202–271 52 bar (750 psi)MAXIMUM WORKING PRESSUREWith 250 micron (60 mesh) element,3/8 npt(f) inlet, 3/8 npt(m) outlet SPRAY SYSTEM ACCESSORIES ELECTROSTATIC SYSTEM 231–035Includes items: 218–745 Automatic Electrostatic Air Spray Gun 218–101 Grounded Air Supply Hose ...
Page 32 - THE GRACO WARRANTY AND DISCLAIMERS; WARRANTY; IMPORTANT PHONE NUMBERS
THE GRACO WARRANTY AND DISCLAIMERS WARRANTY Graco warrants all equipment manufactured by it and bearing its name to be free from defects in material and work-manship on the date of sale by an authorized Graco distributor to the original purchaser for use. As purchaser’s soleremedy for breach of this...
