Full Product Manual

Troubleshooting
34 3A4433B
Sprayer sprays with poor
results
Spray tip is partially clogged. See Clear Tip Clog, page 16
.
Spray tip is not in correct position Rotate spray tip to SPRAY
position.
Incorrect spray tip for application of
material.
Install different size spray tip.
See Tip and Pressure
Selection, page 14.
Spray tip is worn or damaged Replace spray tip. See Spray
Tip Installation, page 23.
Material being sprayed is aerated
because it was shaken.
Do NOT shake material. Stir the
material or check the
manufacturer’s recommendation
for the material being sprayed.
Material being sprayed is too cold to
spray.
Warm material.
Outlet valves are dirty or worn. Remove two pump plugs and
front valve to gain access to the
three outlet valves. Clean outlet
valves. Outlet valves are not
installed properly. See Cleaning
Outlet Valves, page 28.
Replace if necessary.
Pump has reached the end of its life. Replace pump assembly.
Sprayer runs
intermittently or very slow
Fluid has gotten into the sprayer. Allow the sprayer to dry out.
Replace motor and/or
Smartcontrol with enclosure.
Pump will spray paint but
will not spray water
Pump has reached the end of its life. Replace pump assembly.
Paint leaks out of the cup
threads.
Cup not properly seated.
Make certain that there is only
one FlexLiner in cup support.
Make certain the cup cover is
properly threaded to the cup
support. If threads are visible
below the cup support when
tight, fully remove the cup cover
and reinstall to the cup support
so no threads are visible when
tight.
Make certain the cup cover is
tightened to cup support. For
proper sprayer operation lid must
seal tightly with the cup.
Avoid flexing or pushing on the
cup support when you evacuate
the air out of the FlexLiner.
Avoid pulling down on the
FlexLiner when you evacuate the
air out of the FlexLiner.
Make certain there is no damage
to the FlexLiner lip or the cup
cover gasket.
Make certain that the FlexLiner
lip and cup cover gasket is free of
debris and dried paint.
Replace FlexLiner.
Problem Cause Solution