Full Product Manual

Troubleshooting
3A4433B 33
Sprayer makes sound but
no material is sprayed
when trigger is pulled
Sprayer is not primed. Prime the pump. See Starting a
New Job, page 10.
Make certain there is only one
FlexLiner in the cup support.
Make certain the cup cover is
properly threaded to the cup
support. If threads are visible
below the cup cover when tight,
fully remove 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.
Make certain the cup assembly is
properly locked on the sprayer.
Make certain all the air is out of
the FlexLiner and the VacuValve
is properly closed.
Clean VacuValve reservoir and
air hole. See Cleaning
VacuValve, page 21.
Replace VacuValve.
Clean Sprayer. See Cleanup,
page 18.
Outlet valves are not installed
properly. See Cleaning Outlet
Valves, page 28.
Prime Pump/Spray knob is in PRIME
PUMP position.
Turn Prime Pump/Spray knob
forward to SPRAY position.
Spray tip is not in SPRAY position. Turn spray tip to SPRAY
position.
Spray tip is clogged. See Clear Tip Clog, page 16.
Debris in paint. See Strain the Paint, page 10.
Pump filter plugged. See step
15 on page 20
Speed control is set too low. Increase speed until unit sprays.
No or low material in material cup. Refill FlexLiner with material and
prime the pump. See Refilling
FlexLiner, page 13.
Pump has reached the end of its life. Replace pump assembly.
Diagnostic light blinks four times
when the trigger is pulled. Indicates a
locked rotor condition.
Replace pump and/or motor
assembly.
Problem Cause Solution