309063
Rev. D
First choice when
quality counts.
REPAIR
INSTRUCTIONS
KEEP FOR REFERENCE.
Read this and all related manuals for
important warnings and instructions.
– For portable spray applications of architectural paints and coatings –
190ESt
Airless Paint Sprayers
3000 psi (207 bar, 20.7 MPa ) Maximum Working Pressure
120 VAC
232900, A, B, C, D
232901, A, B, C
233797, A, B, C
233815, A, B, C
100–120 VAC
232903, A, B
220–240 VAC
232906, A, B
Table of Contents
Component Function and Identification 5. . . . . . . . . . . .
Grounding 7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Troubleshooting 7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
General Repair Information 6. . . . . . . . . . . . . . . . . . . . . .
Spin Test 12. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Motor Brush Replacement 12. . . . . . . . . . . . . . . . . . . . .
On/Off Switch Replacement 14. . . . . . . . . . . . . . . . . . . .
Pressure Control Repair 18. . . . . . . . . . . . . . . . . . . . . . .
Drive Housing Replacement 21. . . . . . . . . . . . . . . . . . . .
Motor Replacement 22. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Displacement Pump Replacement 23. . . . . . . . . . . . . . .
Technical Data 24. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Graco Phone Number 24. . . . . . . . . . . . . . . . . . . . . . . . . .
Graco Warranty 24. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
232900
309064. . . . . . . . . . . . . . . . . . . . .
309061. . . . . . .
309060. . . . . . .
308644. . . . . . .
309065. . . . . . .
309059. . . . . . .
ti5875a