General Problem: No Output; General Problem: Excessive Pressure Build Up - Graco FinishPro II 295 Mode D'emploi

Basic Troubleshooting

General Problem: No Output

Problem
Power switch is on and sprayer is
plugged in but pump does not cycle.
Motor runs but pump does not cycle.
Motor does not run.
General Problem: Excessive
Pressure Build Up
Problem
Prime/Spray valve actuates automati-
cally, relieving pressure through drain
tube.
56
Cause
See Basic Troubleshooting, page 51.
Gear and/or yoke are damaged.
Water or paint entered pressure control
switch or shorted control board.
Cause
Pressure control switch is worn.
Water or paint entered pressure control
switch or shorted control board.
Control board failed.
Solution
Replace gear and yoke using Gear/Yoke
Repair Kit, page 90.
Clean out and/or dry out and retry. Replace
if necessary using Pressure Control
Switch Kit, page 90.
Solution
Replace pressure control switch using
Pressure Control Switch Kit, page 90.
Clean out and/or dry out and retry. Replace
if necessary using Pressure Control
Switch Kit, page 90.
See Control Board Diagnostics, page 84.
Replace damaged control board using
Control Board Kit, page 90.
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