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Graco Pro 230ES Repair And Parts Manual

Electric airless sprayers
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Repair and Parts
Pro 230ES and Pro 270ES Electric
Airless Sprayers
Pro 230ES Model: 262863
Pro 270ES Model: 262864
3000 psi (20.7 MPa, 207 bar) Maximum Working Pressure
Important Safety Instructions
Read all warnings and instructions in this
manual and in other manuals. Save these
instructions.
Related Manuals
3A2813
312830
312015
3A2817A
EN
ti19332a
262863

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Summary of Contents for Graco Pro 230ES

  • Page 1 Repair and Parts Pro 230ES and Pro 270ES Electric 3A2817A Airless Sprayers Pro 230ES Model: 262863 Pro 270ES Model: 262864 3000 psi (20.7 MPa, 207 bar) Maximum Working Pressure Important Safety Instructions Read all warnings and instructions in this manual and in other manuals. Save these instructions.
  • Page 2 Warnings Warnings The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclama- tion 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.
  • Page 3 All parts of the spray system, including the pump, hose assembly, spray gun, and objects in and around the spray area shall be properly grounded to protect against static discharge and sparks. Use Graco conductive or grounded high-pressure airless paint sprayer hoses.
  • Page 4 • Check hoses and parts for signs of damage. Replace any damaged hoses or parts. • This system is capable of producing 3000 psi. Use Graco replacement parts or accessories that are rated a minimum of 3000 psi. • Always engage the trigger lock when not spraying. Verify the trigger lock is functioning properly.
  • Page 5 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. • Pressurized equipment can start without warning. Before checking, moving, or servicing equipment, fol- low the Pressure Relief Procedure and disconnect all power sources.

  • Page 6: Component Identification

    Component Identification Component Identification Model 262863 shown ti19331a ti16978a ti9667a V (SG2/SG3) 3A2817A...
  • Page 7 Component Identification Airless spray gun Dispenses fluid. Power switch Turns sprayer ON and OFF. Increases (clockwise) and decreases (counter-clockwise) fluid pres- Pressure control knob sure in pump, hose, and spray gun. Pump fluid outlet fitting Threaded connection for paint hose. Filters fluid coming out of pump to reduce tip plugging and improve fin- Filter ish.

  • Page 8: Installation

    Installation Installation Grounding Power Requirements • Requires 100-120 VAC, 50/60 Hz, 15A, 1 phase. • Use an extension cord with an undamaged ground contact. The equipment must be grounded to reduce the risk of static sparking and electric shock. Electric or static •...

  • Page 9: Trigger Lock

    Installation Trigger Lock 2. Turn pressure to lowest setting. Always engage the trigger lock when you stop spraying to prevent the gun from being triggered accidentally by hand or if dropped or bumped. 3. Trigger gun to relieve pressure. ti8908a ti8909a ti2599a Trigger Unlocked...

  • Page 10: General Repair Information

    General Repair Information General Repair Information Flammable materials spilled on hot, bare motor could To reduce risk of serious injury, including electric shock: cause fire or explosion. To reduce risk of burns, fire or explosion, do not operate sprayer with cover removed. •...

  • Page 11: Troubleshooting

    Troubleshooting Troubleshooting What to DO What to Check (When check is not OK, refer to Type of Problem (if check is OK, go to next) this column Basic fluid pressure problems Pressure control knob setting. Slowly increase pressure to see if Motor will not run if at minimum set- motor starts.
  • Page 12 Basic Electrical Problems - These Motor armature for shorts using Replace motor, page 33. problems only apply to Pro 230ES armature tester (growler) or perform model sprayers with brush motors. spin test. See Motor Diagnostics, They do not apply to Pro 270ES page 22.
  • Page 13 Troubleshooting What to DO What to Check (When check is not OK, refer to Type of Problem (if check is OK, go to next) this column Low Output For worn spray tip. Relieve pressure, page 9. Then replace tip. See your separate gun manual for additional instruction.
  • Page 14 Troubleshooting What to DO What to Check (When check is not OK, refer to Type of Problem (if check is OK, go to next) this column These problems only apply to Pro Motor armature for shorts by using Replace motor. See page 33. 230ES model sprayers with brush an armature tester (growler) or per- motors.
  • Page 15 Troubleshooting What to DO What to Check (When check is not OK, refer to Type of Problem (if check is OK, go to next) this column Motor is hot and runs intermittently Determine if sprayer was operated Decrease pressure setting or at high pressure with small tips, increase tip size.
  • Page 16 Troubleshooting What to DO What to Check (When check is not OK, refer to Type of Problem (if check is OK, go to next) this column Sprayer quits after spraying for 5 to Basic Electrical Problems, page 11 Perform necessary procedures. 10 minutes.

  • Page 17: Displacement Pump Replacement

    Displacement Pump Replacement Displacement Pump Replacement See manual 312015 for pump repair instructions. 5. Cycle motor until pump pin (32) is in position to be removed. Removal 1. Flush pump. 2. Relieve pressure, page 9. 3. Loosen screws (12). Push cover (70) up and pull off sprayer.
  • Page 18 Installation Installation If pump pin works loose, parts could break off due to force of pumping action. Parts could project through air and result in serious injury or property damage. 3. Install pump pin (32). Slide retainer spring (31) NOTICE down into groove over pump pin.
  • Page 19 Installation 7. Turn jam nut (29) counter-clockwise until it stops. 9. Fill packing nut with Graco TSL until fluid flows onto Tighten jam nut by hand, then tap 1/8 to 1/4 turn top of seal. with a 20 oz (maximum) hammer to approximately 75 ft-lb (102 N •...

  • Page 20: Drive Housing Replacement

    Drive Housing Replacement Drive Housing Replacement NOTICE Do not drop gear cluster (44) and (40) when remov- ing from drive housing (42). Gear cluster may stay engaged in motor front end bell or drive housing. Removal Installation 1. Apply a heavy coat of grease to gears and needle bearing surfaces.
  • Page 21 Drive Housing Replacement ti2570d 3A2817A...

  • Page 22: Motor Diagnostics

    *NOTE: Motors used in the Pro 270ES, model sprayers test lead. are brushless. The following brush information and instructions apply to model Pro 230ES sprayers only. Check for electrical continuity in motor armature, wind- ings and brush* as follows: If Motor Diagnostics reveal a damaged motor or of motor brushes* are shorter than 1/2 in (12.7 mm) or if the...

  • Page 23: Fan Replacement

    Fan Replacement Fan Replacement Removal Installation 1. Slide new fan (125) in place on back of motor. Be sure blades of fan face motor as shown. 2. Tighten screw (126). 1. Relieve pressure, page 9. Disconnect power cord 3. Replace shroud (23) and four screws (12) from outlet.

  • Page 24: Motor Brush Replacement

    Motor Brush Replacement Motor Brush Installation NOTE: Motors used in the Pro 270ES model sprayers are brushless. The following brush information and instructions apply to Pro 230ES model sprayers only. NOTICE When installing brushes, follow all steps carefully to Motor Brush Removal avoid damaging parts.

  • Page 25: On/Off Switch Replacement

    On/Off Switch Replacement On/Off Switch Replacement 120 VAC Pro 230ES Models Removal Installation 1. Install new ON/OFF switch (58). Install locking ring and toggle boot (30). 2. Connect two wires (A) to ON/OFF switch (58). 1. Relieve pressure, page 9.
  • Page 26 On/Off Switch Replacement Pro 230ES Wiring Diagram Black ON/OFF Black Switch Power Plug Black White Green Black (+) Black (-) from Motor 2 x Red ti2471b 3A2817A...

  • Page 27: Power Cord

    On/Off Switch Replacement Pro 270ES ON/OFF Switch/Power Cord Kit Removal Installation 1. Relieve pressure, page 9. 1. Reconnect black lead between control and switch boards. 2. Unplug sprayer powercord. 2. Slide ON/OFF switch board (30) through opening in 3. Remove four screws (12) and control box cover (50). control box housing and position switch board.
  • Page 28 On/Off Switch Replacement Pro 270ES Wiring Diagram MO OR ti7380a 3A2817A...

  • Page 29: Pressure Control Repair

    Pressure Control Repair Pressure Control Repair Motor Control Board Pro 230ES Motor Control Board Kit Pro 270ES Refer to wiring diagram page 25. Refer to wiring diagram page 28. Removal 1. Relieve pressure, page 9, and unplug sprayer. Removal 1. Relieve pressure, page 9.
  • Page 30 (14 bar, 1.4 MPa). be open. E=08* Eight times Sprayer shuts down and LED Line voltage is too low. Check for voltage supply problems. repeatedly blinks 8 times repeatedly. Power is applied. * Pro 230ES only **Pro 270ES only 3A2817A...

  • Page 31: Pressure Control Transducer

    Motor Control Board Diagnostics Pressure Control Transducer Pressure Adjust Potentiometer Removal Removal 1. Relieve pressure, page 9. 1. Relieve pressure, page 9. 2. Unplug sprayer powercord. 2. Unplug sprayer powercord. 3. Remove screws (12) and cover (50). 3. Remove screws (12) from cover (50). 4.
  • Page 32 Data Point Definition • Number of hours power switch has been ON with power applied. (Pro 230ES only) • Serial Number of sprayer. (Pro 270ES only) Number of hours motor has been running. Last error code. Press and hold display button to clear error code to E=00...

  • Page 33: Motor Replacement

    Motor Replacement Motor Replacement Pro 230ES Models Only NOTICE Do not drop gear cluster (44) and (40) when remov- ing from drive housing (42). Gear cluster may stay engaged in motor front end bell or drive housing. Removal Installation 1. Install new motor (54) on frame (59) with screws (47).
  • Page 34 Motor Replacement Liberally apply grease ti2569c 3A2817A...
  • Page 35 Motor Replacement Pro 270ES Models Only NOTICE Do not drop gear cluster (44) and (40) when remov- ing from drive housing (42). Gear cluster may stay engaged in motor front end bell or drive housing. Removal Installation 1. Relieve pressure, page 9. 1.
  • Page 36 Motor Replacement ti7434b 3A2817A...
  • Page 37 Parts Parts Pro 230ES Model 262863 page Ref 45 Ref 47 26 5 Ref 55 82 33 3A2817A...
  • Page 38 247340 HOSE, cpld, 1/4 in. x 50 ft 117828 PACKING, o-ring 117493 SCREW, mach, hex washer hd 111457 PACKING, o-ring 16P989 LABEL, front, Pro 230ES 111600 PIN, grooved 16P990 LABEL, side, Pro 230ES 111699 GASKET, seat, valve 54*✝ 287015 MOTOR, 120V includes 77...
  • Page 39 Parts Control Box - Pro 230ES 9537b Part No. Description Part No. Description 117493 SCREW, mach, hex washer hd 115494 SCREW, mach, phillips, pan hd 276868 BOX, control 115498 SCREW, mch, slot/hex, wash hd 16T028 CONTROL, board, 120V 116167 KNOB, potentiometer...
  • Page 40 Parts Wiring Diagram - Pro 230ES Black ON/OFF Black Switch Power Plug Black TP1/L1 White Green Black (+) Black (-) from Motor 2 x White 2 x Red ti2471 3A2817A...
  • Page 41 Parts Pro 270ES Model 262864 51 126 page 43 ti7679b 3A2817A...
  • Page 42 Parts Pro 270ES Model 262864 Part No. Description Part No. Description 247340 HOSE, cpld, 1/4 in. x 50 ft 107434 BEARING, thrust 117493 SCREW, mach, hex washer hd 117828 PACKING, o-ring 15K383 LABEL, Smart Control-2 111457 PACKING, o-ring 16P991 LABEL, front, Pro 270ES 111600 PIN, grooved 16P992 LABEL, side, Pro 270ES 116073 WASHER, thrust...
  • Page 43 Parts Control Box - Pro 270ES Part No. Description Part No. Description 16T033 BOX AND CONTROL 15G562 BUSHING, control box (includes 11, 30, 37, 49, 58) 115494 SCREW, mach, phillips, pan hd 16T030 KIT, control board, 120V 15H176 SCREW 277229 COVER, control 116167 KNOB, potentiometer 15K383 LABEL, Smart Contol-2 117501 SCREW, mach, hex washer hd...
  • Page 44 Parts Wiring Diagram - Pro 270ES MO OR Ground Pressure Transducer Black Green White Black ti7380a 3A2817A...

  • Page 45: Technical Data

    Technical Data Technical Data Pro 230ES Pro 270ES Working pressure range 0-3000 psi (0-21 MPa, 0-207 bar) Electric motor 11.0A (120 VDC) 5.5A (330 VDC) (permanent magnet DC, TEFC) (Permanent magnet brushless DC, TEFC) Operating horsepower Maximum delivery (with tip) 0.54 gpm (2.05 lpm)

  • Page 46: 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 manual is also suitable for:

Pro 270es262863262864

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