Operation, Parts FinishPro II 595 PC Pro Airless/Air-Assisted Sprayer 334598A For professional use only. Not approved for use in explosive atmospheres or hazardous locations. For portable application of architectural paints and coatings. Models: 17C424, 17C357, 17C423, 17C358 3300 psi (228 bar, 22.8 MPa) Maximum Working Pressure See page 3 for additional model information. Important Safety Instructions Read all warnings and instructions in this manual and related manuals.
Contents Contents Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Component Identification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Grounding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Models Models VAC 110474 Certified to CAN/CSA C22.2 No.
Warnings Warnings The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclamation point symbol alerts you to a general warning and the hazard symbols refer to procedure-specific risks. When these symbols appear in the body of this manual or on warning labels, refer back to these Warnings. Product-specific hazard symbols and warnings not covered in this section may appear throughout the body of this manual where applicable.
Warnings FIRE AND EXPLOSION HAZARD Flammable fumes, such as solvent and paint fumes, in work area can ignite or explode. To help prevent fire and explosion: • Do not spray flammable or combustible materials near an open flame or sources of ignition such as cigarettes, motors, and electrical equipment. • Paint or solvent flowing through the equipment is able to result in static electricity. Static electricity creates a risk of fire or explosion in the presence of paint or solvent fumes.
Warnings SKIN INJECTION HAZARD High-pressure spray is able to inject toxins into the body and cause serious bodily injury. In the event that injection occurs, get immediate surgical treatment. • Do not aim the gun at, or spray any person or animal. • Keep hands and other body parts away from the discharge. For example, do not try to stop leaks with any part of the body. • Always use the nozzle tip guard. Do not spray without nozzle tip guard in place. • Use Graco nozzle tips.
Warnings ELECTRIC SHOCK HAZARD This equipment must be grounded. Improper grounding, setup, or usage of the system can cause electric shock. • Turn off and disconnect power cord before servicing equipment. • Connect only to grounded electrical outlets. • Use only 3-wire extension cords. • Ensure ground prongs are intact on power and extension cords. • Do not expose to rain. Store indoors.
Component Identification Component Identification B G A T W F H L E X R Y K V S U P Z N M C D J ti25404a A B C D E F G H J K L M N 8 Power/Function Selector Pressure Control Air Hose Connection Prime Valve Gun Filter Tip Guard Spray Tip Gun Airless Hose Power Cord Trigger Lock Fluid Intake Drain Tube P R S T U V W X Y Z Pump Fluid Outlet Hanger Filter Pail Hook Finger Guard / TSL Fill Point Display Gun Air Regulator Sprayer Air Pressure Regulator Air Pressure Gauge Model/Serial Tag (Not
Grounding Grounding The equipment must be grounded to reduce the risk of static sparking and electric shock. An electric or static spark can cause fumes to ignite or explode. An improper ground can cause electric shock. A good ground provides an escape wire for the electric current. This sprayer includes a ground wire with an appropriate ground contact. The plug must be plugged into an outlet that is properly installed and grounded in accordance with all local codes and ordinances.
Pressure Relief Procedure Pressure Relief Procedure Follow the Pressure Relief Procedure whenever you see this symbol. 2. Engage trigger lock. ti25450a 3. This equipment stays pressurized until pressure is manually relieved. To help prevent serious injury from pressurized fluid, such as skin injection, splashed fluid and moving parts, follow the Pressure Relief Procedure whenever sprayer is stopped and before sprayer is cleaned or checked, and before equipment is serviced. 1.
Pressure Relief Procedure 6. Put drain tube in pail. Turn prime valve down. Leave prime valve in down (drain) position until you are ready to spray again. a. VERY SLOWLY loosen tip guard retaining nut or hose end coupling to relieve pressure gradually. b. c. Loosen nut or coupling completely. Clear hose or tip obstruction. Trigger Lock Always engage the trigger lock when sprayer is stopped to prevent the gun from being triggered accidentally by hand or if dropped or bumped. ti24607a 7.
Setup Setup When unpacking sprayer for the first time or after long term storage perform setup procedure. When first setup is performed remove shipping plug from fluid outlet. 1. Connect Graco airless hose to fluid outlet. Use wrenches to tighten securely. ti25412a 3. Use wrenches to tighten securely. 4. Engage trigger lock. ti25450a 5. Remove tip guard/air cap. ti25407a 6. ti24616a 2. 12 Connect other end of hose to gun.
Setup 8. Make certain SELECTOR switch is OFF. ti25406a 9. Plug power supply cord into a properly grounded electrical outlet. ti24638a 7. Fill throat packing nut with TSL to prevent premature packing wear. Do this daily or each time you spray. a. b. Place the TSL bottle nozzle into the top center opening in the grill at the front of the sprayer. ti24651a 10. Turn prime valve down. Squeeze bottle to dispense enough TSL to fill the space between the pump rod and packing nut seal.
Setup 11. Place fluid intake with drain tube in grounded metal pail partially filled with flushing fluid. See Grounding, page 9. 20. Set SELECTOR switch to ON position. NOTE: New sprayers are shipped with storage fluid that must be flushed out with mineral spirits prior to using the sprayer. 22. Hold a metal part of the gun firmly to a grounded metal pail. Trigger gun and flush until clean. Check flushing fluid for compatibility with material that is to be sprayed.
Startup Startup 6. 1. Perform Pressure Relief Procedure, page 10. 2. Turn pressure control to lowest pressure. Turn prime valve horizontal. Disengage trigger lock. ti25455a 7. Hold gun against grounded metal waste pail. Trigger gun until paint appears. ti25408a 3. Set SELECTOR switch to AIRLESS position. ti25471a 8. ti25454a 4. Place fluid intake in paint pail. Place drain tube in waste pail. 5. Turn pressure control to Fast Flush to start motor.
Startup 10. Screw tip assembly onto gun and tighten. See Spray Tip Installation, page 17. For gun assembly instructions, see separate gun manual. High-pressure spray is able to inject toxins into the body and cause serious bodily injury. Do not stop leaks with hand or rag. 9. Inspect for leaks. If leaks occur, perform Pressure Relief Procedure, page 10, then tighten all fittings and repeat Startup procedure. If there are no leaks continue with the next step.
Operation Operation Spray Tip Installation NOTICE If air cap is not fully installed on gun, fluid pressure can force paint into air line and damage sprayer. 1. 2. Perform Pressure Relief Procedure, page 10. 6 Engage trigger lock. 35 ti25475a 7. 33b 33a 33 Install air cap (6) over end of gun. Hand tighten. ti25450a 3. Insert seat (33a) into seat housing (35). 4. Insert seat housing (35) into air cap (6). 5. Insert seal (33b) over seat (33a).
Operation Spray Air-Assisted Spraying 5. While spraying gun, decrease fluid pressure until tails appear in spray pattern. 6. Set SELECTOR switch to AA (Air-Assisted). NOTE: In high humidity conditions, moisture can accumulate in the air line. If this occurs, install an in-line desiccant filter (24U981 or 24U982) to prevent moisture from entering the gun. 1. Set SELECTOR switch to AIRLESS position. ti25598a 7. Trigger gun.
Operation Airless Spraying 1. Set SELECTOR switch to AIRLESS position. a consistent spray pattern without heavy edges. Use a smaller tip size if pressure adjustment alone does not eliminate heavy edges. ti25478a ti25482a 2. Prime pump, see Startup, page 15. 3. Start with pressure turned to the lowest setting. Spray test pattern. Gradually increase fluid pressure until you achieve 334598A • Hold gun perpendicular and 10-12 inches from the surface. Overlap strokes by 50%.
Operation Clear Tip Clog 1. Perform Pressure Relief Procedure, page 10. 2. Engage trigger lock. ti25450a 3. 4. Engage trigger lock. Return spray tip to original position. Disengage trigger lock and continue spraying. a. Flat tip: Remove and clean guard and tip b. RAC Tip: Proceed to next step. Rotate tip 180°. 5. Disengage trigger lock. 6. Trigger gun at waste area to clear clog. 7. Engage trigger lock. 8. Rotate tip back 180° to spray position.
Operation Digital Display 4. Press and hold display button to change pressure units (psi, bar, or MPa). Most models are equipped with a digital display. This section explains how to use this feature. Pressure Display 1. 2. bar Perform Pressure Relief Procedure, page 10. Plug sprayer into grounded outlet. Set SELECTOR switch to AIRLESS position. Psi MPa ti25490a Stored Data Display ti25492a 1. Set SELECTOR switch to OFF position. ti24651a ti25486a ti25482a 3. The pressure is displayed.
Operation 2. To enter Stored Data Mode, press and hold display button and set SELECTOR switch to AIRLESS position. 5. Press display button again to display Data Point 3. This will be the last error code. ti25501a 6. To erase last error code, press and hold display button. ti25498a 3. Sprayer model number is displayed. ti25492a 7. Press display button again to display Data Point 4. The software revision is displayed. ti25500a 4. Press display button again to display motor run time in hours.
Operation Cleanup 4. 1. Perform Pressure Relief Procedure, page 10. 2. Remove tip guard and spray tip. For additional information, see separate gun manual. Place fluid intake in flushing fluid. Use water for water base paint and mineral spirits for oil-based paint. Place drain tube in waste pail. ti24710a 5. To flush drain tube and pump turn prime valve down. ti25504a Fast Flush Drain Tube 3. Remove fluid intake and drain tube from paint, wipe excess paint off outside. ti25505a 6.
Operation Fast Flush Hose and Gun 7. To flush airless hose and spray gun, turn prime valve horizontal. 8. Hold gun against waste pail. Disengage trigger lock. Turn pressure control to Fast Flush, trigger gun until the pump runs steady and flushing fluid appears. ti25555a ti25506a 9. 12. Set SELECTOR switch to AA Air-Assisted position. Stop triggering gun. 10. Raise fluid intake above flushing fluid. 13. Trigger gun and slowly increase air pressure to blow material out of the gun air passages. 14.
Operation 16. Remove filter from gun and sprayer if installed. Clean and inspect. Install filter. See separate gun manual. ti25509a 18. Wipe sprayer, hose and gun with a rag soaked in water or mineral spirits. ti25556a 17. If flushing with water, flush again with mineral spirits or Pump Armor to leave a protective coating to prevent freezing or corrosion.
Maintenance Maintenance Routine maintenance is important to ensure proper operation of your sprayer. Maintenance includes performing routine actions which keep your sprayer in operation and prevents trouble in the future. Activity Inspect/clean sprayer filter, fluid inlet strainer, and gun filter. Interval Daily or each time you spray Inspect motor shield vents for blockage. Daily or each time you spray Fill TSL by adding through TSL fill point.
Troubleshooting Troubleshooting Mechanical/Fluid Flow 1. Follow Pressure Relief Procedure, page 10, before checking or repairing. Problem 2. Check all possible problems and causes before disassembling the unit. What to Check If check is OK, go to next check What to Do When check is not OK, refer to this column For units with display: E=0X is displayed. For units with no display: Control board status light is blinking or the light is off and there is power to the sprayer. Fault condition exists.
Troubleshooting Problem Pump output is low What to Check If check is OK, go to next check What to Do When check is not OK, refer to this column Pump rod damage. Repair pump. See pump manual. Low stall pressure. Turn pressure knob fully clockwise. Make sure pressure control knob is properly installed to allow full clockwise position. If problem persists, replace pressure transducer. Piston packings are worn or damaged. Replace packings. See pump manual. O-ring in pump is worn or damaged.
Troubleshooting Problem Fluid is spitting from gun Pump is difficult to prime Sprayer operates for 5 to 10 minutes then stops 334598A What to Check If check is OK, go to next check What to Do When check is not OK, refer to this column Air in pump or hose. Check and tighten all fluid connections. Cycle pump as slowly as possible during priming. Spray tip is partially clogged. Clear tip. See Clear Tip Clog, page 20. Fluid supply is low or empty. Refill fluid supply. Prime pump. See pump manual.
Troubleshooting Electrical 4. Symptom: Sprayer does not run, stops running, or will not shut off. Perform Pressure Relief Procedure, page 10. 1. Plug sprayer into correct voltage, grounded outlet. 2. Set the SELECTOR switch OFF wait 30 seconds and then turn power back ON again (this ensures sprayer is in normal run mode). 3. Turn pressure control knob clockwise 1/2 turn. View digital display or remove control box cover to view control board status light.
Troubleshooting Problem What to Check How to check Sprayer does not run at all See flow chart, page 36. AND Display is blank OR Control board status light never lights Sprayer does not shut off AND Displays Code 02 message OR Control board status light blinks 2 times repeatedly Control board. Replace control board.
Troubleshooting Problem What to Check How to check Sprayer does not run at all AND Displays Code 03 message OR Control board status light blinks 3 times repeatedly Check transducer or transducer connections (control board is not detecting a pressure signal). Set SELECTOR switch OFF and disconnect power to sprayer. Check transducer and connections to control board. Disconnect transducer from control board socket. Check to see if transducer and control board contacts are clean and secure.
Troubleshooting Problem What to Check How to check 5.Perform Spin Test: Test at large 4-pin motor field connector. Disconnect fluid pump from sprayer. Test motor by placing a jumper across pins 1 & 2. Rotate motor fan at about 2 revolutions per second. A cogging resistance to motion should be felt at the fan. The motor should be replaced if no resistance is felt. Repeat for pin combinations 1 & 3 and 2 & 3. Pin 4 (the green wire) is not used in this test. If all spin test is positive, continue to step 6.
Troubleshooting Problem What to Check How to check 6.Perform Field Short Test: Test at large 4-pin motor field connector. There should not be continuity from pin 4, the ground wire, and any of the remaining 3 pins. If motor field connector tests fail, replace motor. 7.Check Motor Thermal Switch: Unplug thermal wires. Set meter to ohms. Meter should read 100k ohms. 1-3 ohms - 8.Reconnect motor connector(s) to control board socket(s).
Troubleshooting Problem Sprayer does not run at all AND Displays Code 06 message OR Control board status light blinks 6 times repeatedly What to Check Motor is hot or there is a fault in the motor thermal device. How to check Allow sprayer to cool. If sprayer runs when cool, correct cause of overheating. Keep sprayer in cooler location with good ventilation. Make sure motor air intake is not blocked. If sprayer still does not run, replace motor. NOTE: Motor must be cooled down for the test. 1.
Troubleshooting Sprayer Will Not Run (See following page for steps) Sprayer Will Not Run (see following pages for steps) Remove Control box cover. Turn sprayer ON. Observe control board status light on control board (see page 27). See Step 1. Do you have over 100 VAC (220 VAC for 230v units)? No Light Once Normal Operation YES Control board Light on continuously Commanding motor to run Flashing See Code section for further troubleshooting See Step 3.
Troubleshooting Step 1: Step 2: Plug Power cord in and turn switch ON. Connect probes to ontrol board. Turn meter to AC Volts. Plug Power cord in and turn switch ON. Connect probes to control board. Turn meter to AC Volts 110-120 AC 110-120 AC V V - - On/Off Switch Blue Brown Power Cord Green Power Cord Green Black Blue Step 3: Step 4: Check motor thermal switch. Unplug yellow wires. Meter should read 100 ohms. NOTE: Motor should be cool during reading. Disconnect potentiometer.
Troubleshooting Sprayer Will Not Shut Off 1. 2. Perform Pressure Relief Procedure, page 10. Leave prime valve open (down) and set SELECTOR switch OFF. Remove control box cover so the control board status light can be viewed if available. Troubleshooting Procedure Troubleshooting Procedure Plumb pressure gauge into paint hose, plug sprayer in, and turn power switch ON.
Sprayer Sprayer Ref. See page 44 for Compressor parts. 23 Torque 1 140-160 in-lb (15.8 - 18.1 N•m) 2 30-35 in-lb (3.4 - 4.0 N•m) 12 2 111 66 54 See page 42.
Sprayer Ref. Torque 1 140-160 in-lb (15.8 - 18.1 N•m) 2 30-35 in-lb (3.4 - 4.0 N•m) 3 Hammer tight 4 25-30 ft-lb (33.9 - 40.
Sprayer Sprayers Parts List Ref. 12 Part Description Qty.
Control Box Control Box Ref. Torque 1 140-160 in-lb (15.8 - 18.1 N•m) 2 30-35 in-lb (3.4 - 4.0 N•m) 6 37-43 ft-lb (50.2 - 58.3 N•m) 7 130-150 in-lb (14.7 - 16.
Control Box Control Box Parts List Ref.
Compressor Compressor Ref. 183 94 21 6 105 13 Torque 1 60-85 in-lb (6.8 - 9.6 N•m) 2 95-100 in-lb (10.7 - 11.
Compressor Compressor Parts List Ref. Part 6 115494 13 120643 21 127330 26 31 113491 120143 117633 68 69 104641 120963 82 122703 85 109575 86 288720 288722 86a 89 90 91 92 288724 106228 16Y589 187357 16X397 93 16X399 16X526 94 95 15K040 120732 96 100015 105 120653 106 120753 334598A Description Qty. SCREW, mach, Phil3 lips GAUGE, pressure, 1 panel mount, 1.5 REGULATOR, air, 1/4 1 in.
Wiring Diagrams Wiring Diagrams 120V, US/Japan ON/OFF SWITCH ORANGE ORANGE POTENTIOMETER L1 AASA GROUND CONNECTS TO CASTING AASB TRANSDUCER LIB L2B L2B1 46 334598A
Wiring Diagrams 110V, UK / 230V BLACK BLACK SOLENOID TIMER WHITE WHITE COMPRESSOR GROUND BLUE BLUE ECM FILTER BROWN POTENTIOMETER BROWN POWER PLUG BROWN DIGITAL DISPLAY FROM MOTOR BLUE GREEN/YELLOW GROUND CONNECTS TO CASTING TRANSDUCER L1B L2B L2B1 PRESSURE SWITCH BLACK ON/OFF SWITCH BROWN COMPRESSOR CORD 334598A 47
Technical Specifications Technical Specifications FinishPro II 595 PC Pro US Sprayer Power requirements Metric 100/120V AC, 50/60 Hz, 230V AC, 50/60 Hz, 10A, 15A, 1Ø 1Ø 4000 W Generator Minimum Max tip size Europe / Asia/Australia Max material output gpm (lpm) US / UK Europe / Asia/Australia Maximum material pressure - Airless US UK Europe / Asia/Australia Maximum material pressure - AA US / UK Europe / Asia/Australia Atomizing air output US / UK Europe / Asia/Australia Air pressure
Technical Specifications FinishPro II 595 PC Pro US Metric Notes * Startup pressures and displacement per cycle may vary based on suction condition, discharge head, air pressure, and fluid type. ** Sound pressure measured 3 feet (1 meter) from equipment. Sound power measured per ISO-3741.
Graco Standard Warranty Graco Standard Warranty Graco warrants all equipment referenced in this document which is manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale to the original purchaser for use. With the exception of any special, extended, or limited warranty published by Graco, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by Graco to be defective.
Graco Information For the latest information about Graco products, visit www.graco.com. For patent information, see www.graco.com/patents. TO PLACE AN ORDER, contact your Graco distributor or call 1-800-690-2894 to identify the nearest distributor. All written and visual data contained in this document reflects the latest product information available at the time of publication. Graco reserves the right to make changes at any time without notice. Original instructions. This manual contains English.