Graco Inc 1095 Premium Hi-Boy, 695 Premium Hi-Boy, 3A0157A Sprayer Will Not Shut Off, Yes

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Troubleshooting

TYPE OF PROBLEM

WHAT TO CHECK

 

HOW TO CHECK

 

 

 

 

Sprayer does not run at all

Check to see if control board is over

1.

Make sure motor air intake is not blocked.

 

heating.

 

 

Digital display shows E=10

2.

Make sure fan has not failed.

 

 

 

3.

Make sure control board is properly connected

 

 

 

to back plate and that conductive thermal paste

 

 

 

is used on power components.

Control board status light blinks

 

4.

Replace control board.

10 times repeatedly

 

 

 

 

 

 

5.

Replace motor.

 

 

 

 

Sprayer Will Not Shut Off

1.Perform Pressure Relief Procedure; page 8. Leave prime valve open and power switch OFF.

Troubleshooting Procedure

Plumb pressure gauge into paint hose, plug sprayer in, and turn power switch ON. Does sprayer reach or exceed its maximum pressure?

2.Remove control box cover so the control board status light can be viewed if available.

NO

 

 

Mechanical problem: See the proper

 

 

fluid pump manual for the sprayer for

 

 

 

 

 

 

 

further trouble shooting procedures.

 

 

 

 

YES

Unplug the transducer from control board. Does motor stop running?

NO

Replace the control board.

YES

Bad transducer. Replace and test

with a new one.

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3A0157A

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Contents Electric Airless Sprayers MarkModels Ultra MAX lIlTable of Contents Grounding Instructions GroundingFire and Explosion Hazard Skin Injection HazardPressurized Aluminum Parts Hazard Equipment Misuse HazardElectric Shock Hazard Moving Parts HazardComponent Identification Pressure Relief Procedure Pails Power RequirementsGrounding Extension CordTroubleshooting What to Check What to do Type of ProblemMechanical/Fluid Flow Follow Pressure Relief Procedure on What to Check What to do Type of Problem Type of Problem What to Check HOW to Check ElectricalCheck to see if transducer and control board Step Check Motor Thermal Switch Unplug thermal Is not correct, replace motor Sprayer Will Not Shut Off YESSprayer Will Not Run Step Removal Installation VAC and 110 VAC Motor Control Board33 D 115 VAC Filter Board RemovalPressure Adjust Potentiometer Pressure Control Transducer Install control box 61 and control panel 68 with four screws 3A0157A Drive and Bearing Housing Replacement DisassemblyAssembly Drive and Bearing Housing Replacement Motor Replacement InstallationRemoval Motor Replacement Displacement Pump Replacement for 695/795/Mark Perform Relieve Pressure ProcedureTi7169a Displacement Pump Replacement 1095/1595/Mark Perform Pressure Relief Procedure,Place u-bolt on pump door protrusion Attach drain hose to sprayer Hose Reel Grease shaft Install swivel Reed Switch Replacement Removal InstallationWiring Diagram 120V Models120V Models with 15/20 Amp Switch 240V Models 3A0157A Graco Standard Warranty For Graco Canada Customers