Spray Pattern Troubleshooting - Graco Pro Xp 60 WB Instructions Manual

Troubleshooting
Spray Pattern Pattern Troubleshooting Troubleshooting
Spray Spray Pattern Troubleshooting
Check all possible remedies in the Troubleshooting
Chart before disassembling the gun.
Problem Problem Problem
Fluttering or spitting spray.
Improper spray pattern.
Streaks.
44
Some spray pattern problems are caused by the
improper balance between air and fluid.
Cause
Cause Cause
No fluid.
Loose, dirty, damaged
nozzle/seat.
Air in fluid supply.
Damaged or dirty nozzle or air cap. Clean or replace. See
Fluid buildup on air cap or nozzle.
Fan air pressure too high.
Fluid too thin.
Fluid pressure too low.
Fan air pressure too low.
Fluid too thick.
Too much fluid.
Did not apply 50% overlap.
Dirty or damaged air cap.
Solution
Solution Solution
Refill supply.
Clean or replace nozzle, see
Clean the Gun Daily, page
Air Cap and Nozzle Replacement,
page 49.
Check fluid source. Refill.
Air Cap and
Nozzle Replacement, page
Clean. See
Clean the Gun Daily, page
Decrease.
Increase viscosity.
Increase.
Increase.
Reduce viscosity.
Decrease flow.
Overlap strokes 50%.
Clean or replace air cap. See
Clean the Gun Daily, page
Air Cap and Nozzle Replacement,
page 49.
36, or
49.
36.
36, or
3A7504A