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Operation, Parts Electric Airless Sprayers X020252EN Rev. B For portable airless spraying of architectural paints and coatings. For professional use only. Not approved for use in explosive atmospheres or hazardous (classified) locations. 395, 450 Models: 3300 psi (228 bar, 22.8 MPa) Maximum Working Pressure See page 4 for additional model information.
Digital versions of translated manuals for this product can be found online at www.graco.com/395450manual, 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...
Ultra 450 25F515 25F516 Ultra 395 25F514 Ultra 395 25F522 Asia/ANZ Ultra 450 25F523 Ultra 395 25F521 Japan/Taiwan Related Manuals Find English manuals and any available translations at www.graco.com. Manual in English Description 3A6285 Gun – Contractor PC 334599 Pump X020252EN...
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...
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.
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Use Graco conductive or grounded high-pressure airless paint sprayer hoses.
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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).
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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.
Component Identification Component Identification Stand Models Finger Guard / TSL Fill Point ON/OFF Switch M Drip Cup Pressure Control Tip Guard Prime Valve Spray Tip Power Cord Drain Tube Trigger Lock Fluid Intake Airless Hose Pump Display (450 models) Fluid Outlet Model/Serial Tag (Not shown, Power Cord Wrap located on bottom of unit.)
Component Identification Lo-Cart Models Finger Guard / TSL Fill Point ON/OFF Switch M Drip Cup Pressure Control Tip Guard Prime Valve Spray Tip Power Cord Drain Tube Trigger Lock Fluid Intake Airless Hose Pump Display (450 models) Fluid Outlet Pail Hook Hose Hanger Model/Serial Tag (Not shown, Sprayer Filter Access...
Component Identification Hi-Cart Models M Pail Hook ON/OFF Switch Tip Guard Pressure Control Spray Tip Prime Valve Power Cord Trigger Lock Drain Tube Airless Hose Fluid Intake Display (450 models) Pump Rod Adjustment Tool Fluid Outlet Kickstand Hose Hanger Model/Serial Tag (Not shown, Sprayer Filter Access located on bottom of unit.) Finger Guard / TSL Fill Point...
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.
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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.
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...
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.
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. After long term storage check inlet strainer for clogs and debris.
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Setup Fill throat packing nut with Throat Seal Plug power supply cord into a properly Liquid™ (TSL) to prevent premature grounded electrical outlet. packing wear. Do this daily or each time you spray. Place the TSL bottle nozzle into the top center opening in the grill at the front of the sprayer.
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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 13. NOTE: Check flushing fluid for compatibility with material that is to be sprayed. A secondary flush with a compatible fluid may be necessary.
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Setup 15. Hold a metal part of the Gun firmly to a 17. Release gun trigger and engage Trigger grounded metal pail. Disengage Trigger Lock. Lock and trigger Gun. 18. Turn ON/OFF Switch to OFF position. 16. While holding gun trigger, turn Prime 19.
Startup Startup Turn ON/OFF Switch to ON position. Perform Pressure Relief Procedure, page 15. Turn Pressure Control to lowest setting. Place Fluid Intake in paint pail. Place Drain Tube in waste pail. Remove Tip Guard. X020252EN...
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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.
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 15.
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 15. lowered. Spraying at a lower pressure results in less overspray and reduces Spray Tip Engage Trigger Lock.
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.
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 15. Remove Tip Guard and Spray Tip. For additional information, see separate Gun manual.
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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.
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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.
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Operation 13. Perform Pressure Relief Procedure, page 15. 14. Remove filter from Gun and sprayer if installed. Clean and inspect. Install new filter if damage is present. See separate Gun manual. 15. Wipe sprayer, hose and Gun with a rag soaked in water or compatible fluid.
Operation Digital Display Pressure display appears. Dashes appear when pressure is less than 200 psi (14 bar, 1.4 MPa). 450 models are equipped with a digital display. This section explains how to use this feature. Operation Main Menu A short press of the display button moves to the next display.
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Operation Press and hold display button to reset to Short press button to move to zero, or short press button to move to Watchdog™. Press and hold display Lifetime Gallons (or Liters x10). button to enable Watchdog. NOTE: “LIFE” displays briefly, then the number of gallons sprayed outside of FastFlush.
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Operation FastFlush Watchdog The 450 models are equipped with 450 models are equipped with the FastFlush, a high-flow cleaning system that Watchdog™ Pump Protection System that lets you clean your sprayer twice as fast automatically shuts down the pump when while using half of the cleaning fluid.
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Operation Stored Data Display Short press display button to see motor data. Perform Pressure Relief Procedure, NOTE: “MOTOR” displays briefly, then the page 15. total motor run hours is displayed. Press and hold display button while turning ON/OFF switch to ON position. Short press display button and the last error code is displayed: e.g., E=03.
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Operation Press and hold display button to clear Press and hold menu button to change error code to NONE. Watchdog sensitivity setting (High, Medium Low). Default is set to Low. Short press display button to move to software Rev. Short press display button to move to Knob Calibration, page 35, and Transducer Calibration, page 36.
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Operation Knob Calibration Press and hold display button until display shows PASS. NOTE: Knob calibration should be performed whenever a new pressure control (potentiometer) is installed or the control board is replaced. To perform knob calibration, enter secondary menu by holding menu button while the sprayer is powered on.
Operation Transducer Calibration Make sure Prime Valve is down to the prime position and there is no pressure NOTE: Transducer calibration should be in the sprayer. performed whenever a new transducer is Press and hold display button until installed or the control board is replaced. display shows pass.
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.
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.
Troubleshooting Troubleshooting Mechanical/Fluid Flow Follow Pressure Relief Procedure, page 15, 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.
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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.
Troubleshooting Electrical Symptom: Sprayer does not run, stops Perform Pressure Relief Procedure, running, or will not shut off. page 15. 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).
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ACTION Code 02-High pressure detected Relieve pressure. Check for clogs in filters and hoses. Use minimum of 50 ft (15 m) of Graco hose. Check transducer. Code 03-Pressure transducer not Turn sprayer OFF and unplug the sprayer. Remove shroud. detected Check transducer cable and connection to control board.
Technical Specifications Technical Specifications 395/450 Models Metric Maximum fluid working pressure 395/450 Models 3300 psi 228 bar, 22.8 MPa Maximum Delivery 395/450 Models 0.47 gpm 1.8 lpm Maximum Tip Size 395/450 Models 0.023 0.023 Fluid Outlet 1/4 in. npsm 1/4 in. npsm Cycles 700 per gallon 185 per liter...
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.
Graco Standard Warranty 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. X020252EN...
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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. MM X020252...
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