Sprayer Will Not Shut Off
1.Perform Pressure Relief Procedure, page 13. Leave prime valve open (down) and turn ON/OFF switch OFF.
2.Remove control box cover so the control board status light can be viewed if available.
Troubleshooting Procedure
Troubleshooting Procedure
Plumb pressure gauge into paint hose, plug sprayer in, and turn power switch ON. Does sprayer reach or exceed
its maximum pressure?
YES
Is the control board status light on?
YES
| | | Mechanical problem: |
| | | See the proper fluid pump |
NO | | |
| | manual for the sprayer for |
| | | further troubleshooting procedures. |
| | | |
| | | Replace the control board. |
NO | | |
|
| | | |
Unplug the transducer from control board.
Does motor stop running?
YES
Bad transducer.
Replace and test with a new one.
| | | Replace the control board. |
NO | | |
|
| | | |
ti24731a
Related Manuals
Contractor/FTx
SG3
334599
Contents
Models
Hi-Boy
Stand Lo-Boy
Model
Grounding
Extension Cords
Fire and Explosion Hazard
Equipment Misuse Hazard
Personal Protective Equipment
Component Identification
Stand Models
Lo-Boy Models
Hi-Boy Models
Hi-Boy Models
Power Requirements
Grounding
Extension Cords
Pails
Pressure Relief Procedure
Trigger Lock
Setup
334530A
Ti24638a
Make certain ON/OFF switch is OFF
Setup
Perform Pressure Relief Procedure
Startup
20 s
Spray Tip Installation
Perform Pressure Relief Procedure,
Operation
Spray
Clear Tip Clog
Digital Display
Pressure Display Perform Pressure Relief Procedure,
Stored Data Display
Ti2824a
Cleanup
Fast Flush Drain Tube
Fast Flush Hose and Gun
To flush drain tube and pump turn prime valve down
If flushing with water, flush again with
Maintenance
Activity Interval
Mechanical/Fluid Flow
Troubleshooting
Refer to this column
Properly installed to allow full
Possible during priming
Perform Pressure Relief Procedure,
Error Code Messages
Electrical
Problem What to Check How to check
System see Pressure Relief
Displays Code 03 message
Step
Ohms
Motor thermal device When cool, correct cause
Sprayer Will Not Run
Sprayer Will Not Run
Ohms
Troubleshooting Procedure
Sprayer Will Not Shut Off
395/490/495 Stand Sprayers
See
132
Ref. Part Description
395/490/495 Stand Sprayers Parts List
Qty
395/490/495/595 Lo-Boy Sprayers
117 132
395/490/495/595 Lo-Boy Sprayers Parts List
395/490/495/595 Hi-Boy Sprayers
117
395/490/495/595 Hi-Boy Sprayers Parts List
Ref. Part
Accessories and Labels
Alert
Control Box
Control Box Parts List
Grommet
Control Box
Wiring Diagrams
120V, US/Japan
110V, UK
Technical Specifications
395/490/495/595
Noise** dBa @ 70 psi 0.48 MPa, 4.8 bar
Graco Standard Warranty
For Graco Canada Customers
Graco Information
International Offices Belgium, China, Japan, Korea