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Operation, Parts
Electric Airless
Sprayers
For portable airless spraying of architectural paints and coatings. For
professional use only.
Not approved for use in explosive atmospheres or hazardous (classified)
locations.
390 Models:
3300 psi (228 bar, 22.8 MPa) Maximum Working Pressure
See page 4 for additional model information.
Important Safety Instructions
Read all warnings and instructions in this manual and related manuals before using
the equipment. Be familiar with the controls and the proper usage of the equipment.
Save these instructions.
Important Medical Information
Read the medical alert card provided with the gun. It contains injection injury
treatment information for a doctor. Keep it with you when operating the equipment.
X005493EN
Rev. C
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Related Manuals for Graco Ultra 390
Summary of Contents for Graco Ultra 390
- Page 1 Operation, Parts Electric Airless Sprayers X005493EN Rev. C For portable airless spraying of architectural paints and coatings. For professional use only. Not approved for use in explosive atmospheres or hazardous (classified) locations. 390 Models: 3300 psi (228 bar, 22.8 MPa) Maximum Working Pressure See page 4 for additional model information.
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Page 2: Table Of Contents
California Proposition 65 ......43 Graco Standard Warranty ......44... -
Page 3: Translated Manuals
Digital versions of translated manuals for this product can be found online at www.graco.com/390manual, or by scanning the QR code listed under Link to Languages below. Available translations and their respective Graco manual numbers are listed here for reference. Japanese... -
Page 4: Models
Ultra 390 25F509 25F510 CEE 7/7 Ultra 390 25F511 Ultra 390 25F517 25F518 Asia/ANZ Ultra 390 25F519 Japan/Taiwan Related Manuals Find English manuals and any available translations at www.graco.com. Manual in English Description 311861 Gun – Contractor/FTx 334599 Pump X005493EN... -
Page 5: Safety Symbols
Safety Symbols Safety Symbols The following safety symbols appear throughout this manual and on warning labels. Read the table below to understand what each symbol means. Symbol Meaning Symbol Meaning Do Not Place Hands or Other Electrical Shock Hazard Body Parts Near Fluid Outlet Do Not Put Hand in Front of Entanglement Hazard Spray Tip... -
Page 6: General Warnings
General Warnings General Warnings The following warnings apply throughout this manual. Read, understand, and follow the warnings before using this equipment. Failure to follow these warnings can result in serious injury. WARNING GROUNDING This product must be grounded. In the event of an electrical short circuit, grounding reduces the risk of electric shock by providing an escape wire for the electric current. - Page 7 Use Graco conductive or grounded high-pressure airless paint sprayer hoses.
- Page 8 Check hoses and parts for signs of damage. Replace any damaged hoses or parts. • This system is capable of producing 3300 psi (228 bar, 22.8 MPa). Use Graco replacement parts or accessories that are rated a minimum of 3300 psi (228 bar, 22.8 MPa).
- Page 9 General Warnings WARNING MOVING PARTS HAZARD Moving parts can pinch, cut, or amputate fingers and other body parts. • Keep clear of moving parts. • Do not operate equipment with protective guards or covers removed. • Equipment can start without warning. Before checking, moving, or servicing equipment, follow the Pressure Relief Procedure, and disconnect all power sources.
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Page 10: Component Identification
Component Identification Component Identification Stand Models Sprayer Filter Access ON/OFF Switch Finger Guard / TSL Fill Point Pressure Control M Drip Cup Prime Valve Tip Guard Power Cord Spray Tip Drain Tube Fluid Intake Trigger Lock Pump Airless Hose Fluid Outlet Model/Serial Tag (Not shown, Power Cord Wrap located on bottom of unit.) -
Page 11: Hi-Cart Models
Component Identification Hi-Cart Models Finger Guard / TSL Fill Point ON/OFF Switch M Pail Hook Pressure Control Tip Guard Prime Valve Spray Tip Power Cord Drain Tube Trigger Lock Fluid Intake Airless Hose Pump Rod Adjustment Tool Fluid Outlet Model/Serial Tag (Not shown, Hose Hanger located on bottom of unit.) Sprayer Filter Access... -
Page 12: Grounding
Grounding Grounding Extension Cords Use an extension cord with an undamaged ground contact. If an extension cord is The equipment must be grounded to necessary, use a 3-wire, 12 AWG (2.5 mm reduce the risk of static sparking and minimum. electric shock. - Page 13 Grounding Always ground a metal pail: connect a To maintain ground continuity when ground wire to the pail. Clamp one end to the sprayer is flushed or pressure is relieved: pail and the other end to a true earth ground hold metal part of spray Gun firmly to the side such as a metal water pipe.
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Page 14: Pressure Relief Procedure
Pressure Relief Procedure Pressure Relief Procedure Turn Pressure Control to lowest setting. Follow the Pressure Relief Procedure whenever you see this symbol. 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... -
Page 15: Trigger Lock
Pressure Relief Procedure Trigger Lock Hold a metal part of the Gun firmly to a grounded metal pail. Disengage Trigger Lock and trigger the Gun to relieve pressure. To prevent injury when the gun is not in use, always engage the gun’s Trigger Lock if sprayer is being shut down or left unattended. -
Page 16: Setup
When first setup is performed, remove shipping plug from Fluid Outlet. Sprayer is equipped with Pump Armor™ in Remove Tip Guard. the system. Connect Graco Airless Hose to Fluid Outlet. Use two wrenches to tighten securely. Connect other end of hose to Gun. X005493EN... - Page 17 Setup After long term storage check inlet Make certain ON/OFF Switch is OFF, strainer for clogs and debris. and Pressure Control is in the lowest setting. Plug power supply cord into a properly grounded electrical outlet. Fill throat packing nut with Throat Seal Liquid™...
- Page 18 Setup 11. Place Fluid Intake with Drain Tube in 13. Turn ON/OFF Switch to ON position. grounded metal pail partially filled with flushing fluid. See Grounding, page 12. NOTE: Check flushing fluid for compatibility with material that is to be sprayed. A secondary flush with a compatible fluid may be necessary.
- Page 19 Setup 17. Release gun trigger and engage Trigger Lock. 18. Turn ON/OFF Switch to OFF position. 16. While holding gun trigger, turn Prime Valve horizontal to the spray position. Flush until clean. 19. If the initial flushing fluid is not compatible with the paint that is to be sprayed, a second flush is needed.
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Page 20: Startup
Startup Startup Turn ON/OFF Switch to ON position. Perform Pressure Relief Procedure, page 14. Turn Pressure Control to lowest setting. Place Fluid Intake in paint pail. Place Drain Tube in waste pail. Remove Tip Guard. X005493EN... - Page 21 Startup Increase pressure 1/2 turn to start While holding gun trigger, turn Prime motor. Allow paint to circulate through Valve horizontal to the spray position. sprayer until paint flows out the Drain Keep Gun triggered at least one minute Tube. or 10 seconds after paint appears.
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Page 22: Operation
Operation Operation Spray Tip Installation Insert Spray Tip. To avoid serious injury from skin injection, do not put your hand in front of the Spray Tip when installing or removing the Spray Tip and Tip Guard. Screw assembly onto Gun. Tighten. Perform Pressure Relief Procedure, page 14. -
Page 23: Aligning Spray
Operation Aligning Spray Spray When a RAC X™ LP Low Pressure reversible Relieve pressure. Follow the Pressure Spray Tip is used, spraying pressure can be Relief Procedure, page 14. lowered. Spraying at a lower pressure results in less overspray and reduces Spray Tip Engage Trigger Lock. -
Page 24: Clear Tip Clog
Operation Clear Tip Clog Use smaller tip size if pressure adjustment cannot eliminate heavy edges. Hold Gun perpendicular, 10-12 in. (25-30 cm) from surface. Spray back To avoid injury, never point Gun at your and forth; overlap by 50%. hand or into a rag! Release trigger. -
Page 25: Cleanup
Operation Cleanup Place Fluid Intake in flushing fluid. Use water for water-based paint and compatible fluid for oil-based paint. Place Drain Tube in waste pail. Perform Pressure Relief Procedure, page 14. Remove Tip Guard and Spray Tip. For additional information, see separate Gun manual. - Page 26 Operation Disengage Trigger Lock. Hold Gun While triggering Gun, raise suction tube against grounded metal pail. Trigger above flushing fluid to purge fluid from Gun continuously. hose. Continue to hold trigger until fluid stops flowing. 10. Engage Trigger Lock. While holding gun trigger, turn Prime Valve to spray position.
- Page 27 11. Turn Pressure Control knob to the 12. If flushing with water, flush again with lowest pressure setting and turn compatible fluid or Graco Pump ON/OFF Switch to OFF position. Armor™ to leave a protective coating to Disconnect power to sprayer. Turn prevent freezing and corrosion.
- Page 28 Operation 13. Perform Pressure Relief Procedure, 15. Wipe sprayer, hose and Gun with a rag page 14. soaked in water or compatible fluid. 14. Remove filter from Gun and sprayer if installed. Clean and inspect. Install new filter if damage is present. See separate Gun manual.
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Page 29: Maintenance
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 Interval Inspect/clean sprayer filter, fluid inlet strainer, and Gun Daily or each time you spray filter. -
Page 30: Recycling And Disposal
Recycling and Disposal Recycling and Disposal End of Product Life • Remove motors, batteries, circuit boards, LCDs (liquid crystal displays), and other electronic components. At the end of the product’s useful life, Recycle according to applicable dismantle and recycle it in a responsible regulations. -
Page 31: Troubleshooting
Troubleshooting Troubleshooting Mechanical/Fluid Flow Follow Pressure Relief Procedure, page 14, before checking or repairing. Check all possible problems and causes before disassembling the unit. To help prevent serious injury from pressurized fluid, such as skin injection, splashing fluid, and moving parts, follow the Pressure Relief Procedure when you stop spraying and before cleaning, checking, or servicing the equipment. - Page 32 Troubleshooting What to Check What to Do If check is OK, go to next When check is not OK, Problem check refer to this column Pump output is low. Large pressure drop in hose Reduce overall length of hose. with heavy materials. Pump rod damage.
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Page 33: Electrical
Troubleshooting Electrical Symptom: Sprayer does not run, stops Perform Pressure Relief Procedure, running, or will not shut off. page 14. Plug sprayer into correct voltage, grounded outlet. Turn the ON/OFF Switch to OFF, wait 30 seconds and then turn power back ON again (this ensures sprayer is in normal run mode). - Page 34 Troubleshooting Symptom: Sprayer does not run, stops Error code will blink on LED status light. running, or will not shut off. Perform Pressure Relief Procedure, page 14. Unplug sprayer and turn the ON/OFF Switch to OFF. Wait 1 minute. Remove rear shroud to see LED status light.
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Page 35: 390 Stand Sprayers Parts
390 Stand Sprayers Parts 390 Stand Sprayers Parts Ref. Torque Ref. Torque 140-160 in-lb (15.8 - 18.1 N•m) 23-27 in-lb (2.6 - 3.1 N•m) 40-45 in-lb (4.5 - 5.1 N•m) 65-75 ft-lb (88 - 102 N•m) SEE PAGE 38 SEE PAGE 37 X005493EN... -
Page 36: 390 Hi-Cart Sprayers Parts
390 Hi-Cart Sprayers Parts 390 Hi-Cart Sprayers Parts Ref. Torque Ref. Torque 140-160 in-lb (15.8 - 18.1 N•m) 65-75 ft-lb (88 - 102 N•m) 23-27 in-lb (2.6 - 3.1 N•m) SEE PAGE 38 PAGE X005493EN... -
Page 37: Filter
Filter Filter Ref. Torque 140-160 in-lb (15.8 - 18.1 N•m) 130-150 in-lb (14.7 - 16.9 N•m) X005493EN... -
Page 38: Motor
Motor Motor Ref. Torque 30-35 in-lb (3.4 - 4.0 N•m) X005493EN... -
Page 39: 390 Parts List
390 Parts List 390 Parts List Order Order Ref. Description Ref. Description Part No. Part No. 2008864 Hi-Cart Drain Line Kit 2008850 Handle Kit 2001457 Pail Hanger 117828 PTFE Encapsulated O-Ring 2008858 Wire Guard Kit (Domestic 390 116255 Power Switch Replacement only) 2008854 Hi-Cart Suction Hose Kit... -
Page 40: Wiring Diagrams
Wiring Diagrams Wiring Diagrams 120V X005493EN... -
Page 41: 240V / 110V Uk
Wiring Diagrams 240V / 110V UK X005493EN... -
Page 42: Technical Specifications
Technical Specifications Technical Specifications 390 Models Metric Maximum fluid working pressure 390 Models 3300 psi 228 bar, 22.8 MPa Maximum Delivery 390 Models 0.47 gpm 1.8 lpm Maximum Tip Size 390 Models 0.021 0.021 Fluid Outlet 1/4 in. npsm 1/4 in. npsm Cycles 700 per gallon 185 per liter... -
Page 43: California Proposition 65
WARNING: Cancer and reproductive harm – www.P65warnings.ca.gov. 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. X005493EN... -
Page 44: Graco Standard Warranty
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. This warranty applies only when the equipment is installed, operated and maintained in accordance with Graco’s written recommendations.
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