Graco 224200 Instructions-Parts List Manual Download Page 2 | Manualshive

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Summary of Contents for 224200

Page 1: ...NSTRUCTIONS PARTS LIST INSTRUCTIONS This manual contains important warnings and information READ AND KEEP FOR REFERENCE Model PRO 4500sc Electrostatic Air Spray Gun 85 kV MANUAL GUN 100 psi 7 bar 0 7...

Page 2: ...2 308131...

Page 3: ...Resistance 21 Test Resistor Stud Resistance 21 Service 22 Prepare the Gun for Service 22 Air Cap Nozzle Resistor Stud Replacement 22 Electrode Needle Replacement 23 Barrel Removal 24 Fluid Packing Rem...

Page 4: ...with a flash point equal to or greater than that of the fluid being sprayed To clean the exterior of the electrostatic equipment use solvents with a flash point higher than 100 F 38 C Use only non sp...

Page 5: ...is equipment is for professional use only Read all the instruction manuals tags and labels before operating the equipment Use the equipment only for its intended purpose If you are uncertain about usa...

Page 6: ...Filter 20 micron P Air Supply Line Shutoff Valve Q Air Hose Ground Wire R Graco Electrically Conductive Air Hose S Electrostatic Spray Gun T Air Line Drain Valve U Fluid Drain Valve V Gun Air Inlet W...

Page 7: ...aust will decrease the op erating efficiency of the electrostatic system Air ex haust velocity of 100 ft min 31 linear meters minute should be sufficient Connect the Air Line Refer to Fig 1 WARNING EL...

Page 8: ...ects which must be grounded Check your local electrical code for detailed grounding instructions Your system must be connected to a true earth ground 1 Pump ground the pump by connecting a ground wire...

Page 9: ...y gun and air hose 2 Turn the ES ON OFF Lever to OFF See Fig 4 page 12 for the location of the lever 3 Turn off the air and fluid supply to the gun The fluid hose must not have any fluid in it 4 Make...

Page 10: ...10 308131 Notes...

Page 11: ...rating Checklist Check the following list daily before starting to operate the system to help ensure safe efficient operation ____ 1 All the operators are properly trained to safely operate an electro...

Page 12: ...ozzle and air cap Install the air cap and fluid nozzle into the gun barrel as instructed in Air Cap Nozzle Resistor Stud Replacement page 22 Operating the Spray Gun WARNING PRESSURIZED EQUIPMENT HAZAR...

Page 13: ...effect of the atomiz ing air valve adjustment on the air cap air flow 8 Adjust the pattern width with the fan air valve 43c Atomizing Air Valve Adjustment 0 10 20 30 40 50 60 70 80 90 100 0 00 0 50 1...

Page 14: ...leaning to prevent fluid from running into the air passages See Fig 7 Hang the gun with its nozzle pointing down when it is not being used as shown in Fig 6 Clean all parts with a non conductive compa...

Page 15: ...ut until it is snug allowing the air cap to turn with resistance 5 Test gun resistance as instructed on page 20 Flush the Spray Gun WARNING ELECTRIC SHOCK HAZARD To reduce the risk of fire explosion o...

Page 16: ...en Improper spray pattern There is fluid build up on the air cap partially clogged horn holes or full air pressure from the clean horn hole forces the fan pattern toward the clogged end Clean the air...

Page 17: ...the fluid An improper thinner is being used Use the proper thinner Excessive spray fog The air pressure is too high Reduce the air cap air pressure by closing the atomizing air valve more or decreas i...

Page 18: ...ternator is not operating Check if the ES ON OFF lever is ON 1 Check the air supply to the gun Check for dirt or moisture in the turbine See page 28 The gun resistance is faulty Check the gun resistan...

Page 19: ...alternator Increase the air pressure to the gun Faulty turbine alternator Replace the turbine alternator See page 28 Improper distance between gun and workpiece Adjust the spraying distance to 8 12 i...

Page 20: ...the electrical tests unless The gun has been removed from the hazardous area Or all spraying devices in the hazardous area are turned off ventilation fans in the hazardous area are operating and ther...

Page 21: ...ly before installing the power supply back into the gun Fig 9 18 EE A B TI0378 Test Resistor Stud Resistance See Fig 10 Remove the resistor stud 22 See Air Cap Nozzle Resistor Stud Replacement page 22...

Page 22: ...TION Hold the front end of the gun up and trigger the gun while removing the nozzle and resistor stud to help drain the gun and prevent any paint or solvent left in the gun from entering the air passa...

Page 23: ...page 22 2 Remove the air cap nozzle and resistor stud as instructed on page 22 3 Unscrew and remove the electrode needle 20 with the multi tool 62 Hold the fluid rod end to prevent it from turning Se...

Page 24: ...tube See Fig 14 3 Using the wrench 63 supplied loosen the three socket head cap screws 5 4 Hold the gun handle 7 with one hand and pull the barrel 3 straight away from the handle to remove it See Fig...

Page 25: ...osen the trigger screws 4 far enough to re move the trigger 13 4 Remove the needle assembly 28 using the multi tool 62 See Fig 16 CAUTION Clean all parts in non conductive solvent compatible with the...

Page 26: ...packing 28e and housing 28a on the fluid rod 28b as shown in Fig 17 4 Lightly tighten the packing nut 28c The packing nut is properly tightened when there is 2 lbs 9 N of drag force when sliding the...

Page 27: ...21 If needed replace the power supply Before installing the power supply inspect the seal 18e for any damage or swelling replace it if necessary Make sure the gaskets pads 18a 18f are in place 5 Lubr...

Page 28: ...The resistance should be infinite If the resistance is not infinite replace the alternator 6 Connect the 3 wire connector to the 3 prongs in the power supply Push the alternator 37 onto the power supp...

Page 29: ...ave spring 43f can be removed if necessary 5 Clean all the parts and inspect them for wear or damage 6 When reassembling the fan air valve 43 lubricate the o rings 43e and the threads on the adjust me...

Page 30: ...ant to the sleeve 45d external threads Turn the sleeve in with the sleeve stop 45e until it bottoms out then back it out 1 8 turn CAUTION Do not allow Loctite to get onto the stem 45a during assembly...

Page 31: ...ack of the gun handle 7 If the u cup 42 was removed install the air valve shaft 39 before installing the u cup Install the u cup with its lips facing into the gun handle 7 Install the fluid adjustment...

Page 32: ...arts Excessive lubricant on the o ring 36 can be pushed into the gun air pas sage and blemish the finish on the workpiece 6 Install the regulator disk 46 in the valve 38 with its bevelled side facing...

Page 33: ...308131 33 Notes...

Page 34: ...14 9 66 67 17 16 33 19 15 41 39 44 45c 46 38 36 47 32 26 24 30 REF 40 42 10 29 12 45d 45b 45a 6 4 13 31 19 7 23 49 0601 28f 28g 45e 12 16 13 80 79 33 Part No 224400 Only Item 18 includes items 18a to...

Page 35: ...KING needle 1 28f 178409 PACKING fluid 1 Ref No Part No Description Qty 28g 111504 O RING fluoroelastomer 1 28h 111316 O RING fluoroelastomer 1 29 102982 O RING Viton 1 30 185111 SPRING compression 1...

Page 36: ...f left hand thread 235068 6 ft 1 8 m 235069 15 ft 5 m 235070 25 ft 8 m 235071 36 ft 11 m 235072 50 ft 15 m 235073 75 ft 23 m 235074 100 ft 30 5 m Air Swivel Fitting 236129 100 psi 7 bar 0 7 MPa Maxim...

Page 37: ...t Not for use in Hazardous areas Paint Probe 722860 Used with 722886 Paint Resistance Meter to measure resistance of paint Not for use in Hazardous areas Safety Warning Signs FM Approved Available at...

Page 38: ...ray Gun 1 223072 Conductive Air Hose 50 ft 15 25 m 1 206199 Air Regulator with Gauge 1 106149 Air Filter 1 158491 Hex Nipple 1 158212 Bushing 1 164672 Hex Red Nipple 1 Gun System 224640 With 25 ft 7 6...

Page 39: ...t cause harmful interference and 2 This device must accept any interference received including interference that may cause undesired operation Changes or modification to this equipment not ex pressly...

Page 40: ...rranty shall be as set forth above The buyer agrees that no other remedy including but not limited to incidental or consequential damages for lost profits lost sales injury to person or property or an...

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