Graco 3A0157B User Manual

695/795 Premium Hi-Boy695/795MARK V1095/1595 Premium Hi-Boyti15036bti15034ati15035bti14838bFor Portable Airless Spraying of Architectural Coatings and

Troubleshooting 10 3A0157BTroubleshootingMechanical/Fluid FlowPerform Pressure Relief Procedure; page 8.TYPE OF PROBLEMWHAT TO CHECKIf check is OK, go

Troubleshooting3A0157B 11Pump output is low1. Spray tip worn 1. Follow Pressure Relief Procedure on page 8, then replace tip. See your sepa-rate gun o

Troubleshooting 12 3A0157BMotor runs but pump does not stroke1. Displacement pump pin (32) damaged or missing; see pump manual 310643 or 310894.1. Rep

Troubleshooting3A0157B 13ElectricalSymptom: Sprayer does not run or stops running.Perform Pressure Relief Procedure; page 8.• Plug sprayer into correc

Troubleshooting 14 3A0157BSprayer does not run at all Check transducer or transducer connections (control board is not detecting a pressure signal).1.

Troubleshooting3A0157B 15Sprayer does not run at all Control is commanding motor to run but motor shaft does not rotate. Possibly locked rotor conditi

Troubleshooting 16 3A0157BSprayer does not run at all Control is commanding motor to run but motor shaft does not rotate. Possibly locked rotor condit

Troubleshooting3A0157B 17Sprayer does not run at all Allow sprayer to cool. If sprayer runs when cool, correct cause of overheating. Keep sprayer in c

Troubleshooting 18 3A0157BSprayer Will Not Shut Off1. Perform Pressure Relief Procedure; page 8. Leave prime valve open and power switch OFF.2. Remove

Troubleshooting3A0157B 19Sprayer Will Not Run(See following page for steps)Remove control box cover. Turn sprayer ON. Observe control board status lig

Models: 2 3A0157BModels:695 ULTRA MAX lIlModel QuikReel Hi-Boy Lo-Boy258719 ✓✓258720 ✓258722 ✓258872 ✓258873 ✓258874 ✓258876 ✓258877 ✓✓826124 ✓✓826125

Troubleshooting 20 3A0157B110-120 ACV-+-110-120 ACV-+-- 100k ohm +- STEP 1:Plug power cord in and turn switch ON. Connect wires to control board

Troubleshooting3A0157B 21240 VAC and 110 VAC Motor Control BoardRemovalPerform Pressure Relief Procedure; page 8. Wait 5minutes before servicing.1. R

Troubleshooting 22 3A0157B5. Make switch dip switch is moved to the left (toward inside of board). See Wiring Diagram, page 40.6. Connect motor connec

Troubleshooting3A0157B 23240 VAC Filter BoardPerform Pressure Relief Procedure; page 8.Removal1. Remove four screws (38) and cover (96).2. Disconnect

Troubleshooting 24 3A0157BPressure Adjust PotentiometerRemovalPerform Pressure Relief Procedure; page 8. Wait 5minutes before servicing.1. Remove fou

Troubleshooting3A0157B 25Pressure Control TransducerRemovalPerform Pressure Relief Procedure; page 8. Wait 5minutes before servicing.1. Remove four s

Troubleshooting 26 3A0157BInstallation1. Install o-ring (20) and transducer (86) in filter base (67). Torque to 35-45 ft-lb (47-61 N•m). Install grom-

Notes3A0157B 27Notes

Drive and Bearing Housing Replacement 28 3A0157BDrive and Bearing Housing ReplacementDisassemblyPerform Pressure Relief Procedure; page 8.1. Remove sc

Drive and Bearing Housing Replacement3A0157B 29158552431729110851141283856908431ti14892aDrive and Bearing Housing Replacement

Table of Contents3A0157B 3Table of ContentsModels: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2Table of Contents . . .

Motor Replacement 30 3A0157BMotor ReplacementRemovalPerform Pressure Relief Procedure; page 8.1. Remove pump (91); see Displacement Pump Replacement,

Motor Replacement3A0157B 31ti14893a158902890a361961845814121586683930895131192312690911496Motor Replacement

Displacement Pump Replacement for 695/795/Mark IV 32 3A0157BDisplacement Pump Replacement for 695/795/Mark IVSee pump manual 310643 or 310894 for pump

Displacement Pump Replacement for 695/795/Mark IV3A0157B 33InstallationIf pump pin works loose, parts could break off due to force of pumping action.

Displacement Pump Replacement 1095/1595/Mark V 34 3A0157BDisplacement Pump Replacement 1095/1595/Mark VRemoval1. Flush pump.2. Stop pump with piston r

Displacement Pump Replacement 1095/1595/Mark V3A0157B 35f. Place u-bolt on pump door protrusion.8. Ratchet pump door forward.9. Open pump door.10. Pul

Displacement Pump Replacement 1095/1595/Mark V 36 3A0157B4. Close pump door and rotate latch into position. Do not tighten latch.5. Rotate pump to ali

Hose Reel3A0157B 37Hose ReelRemoval1. Remove hose fitting from swivel cap and completely remove hose.2. Remove cap from swivel.3. Remove E-clip from s

Hose Reel 38 3A0157BInstallation1. Grease shaft.2. Make sure two washers and wave spring are on hub before hose reel is installed.3. Install hose reel

Reed Switch Replacement3A0157B 39Reed Switch ReplacementRemoval1. Remove four screws and remove display cover.2. Remove two screws and remove control

Warnings 4 3A0157BWarningsThe following warnings are for the setup, use, grounding, maintenance and repair of this equipment. The exclamation point sy

Wiring Diagram 40 3A0157BWiring Diagram 120V Models:ti13485a PressureTransducerDigital DisplayON/OFF SwitchPower PlugBlack +whitegreen/groundMotorgre

Wiring Diagram3A0157B 41120V Models (with 15/20 Amp Switch):Black PressureTransducerDigital DisplayON/OFF SwitchPower PlugBlack +whitegreen/groundMo

Wiring Diagram 42 3A0157B240V Models:Black PressureTransducerDigital DisplayON/OFF SwitchPower PlugMotorgreen/groundPotentiometerAutoCleanWatchdogMo

Notes3A0157B 43Notes

All written and visual data contained in this document reflects the latest product information available at the time of publication. Graco reserves th

Warnings3A0157B 5FIRE AND EXPLOSION HAZARD Flammable fumes, such as solvent and paint fumes, in work area can ignite or explode. To help prevent fire

Warnings 6 3A0157BWARNINGEQUIPMENT MISUSE HAZARDMisuse can cause death or serious injury.• Always wear appropriate gloves, eye protection, and a respi

Component Identification3A0157B 7Component Identificationti14839b11.12.10.13.1.2.4.5.6. 7.8.9.3.1 Premium Digital Display2 ON/OFF switch3WatchDog™ Swi

Pressure Relief Procedure 8 3A0157BPressure Relief Procedure1. Turn power OFF. Wait 7 seconds for power to dissipate.2. Lock gun trigger safety. Remov

Grounding3A0157B 9GroundingThe sprayer must be grounded. Grounding reduces the risk of static and electric shock by providing an escape wire for the e