Full Product Manual

Troubleshooting
36 3A4803B
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 12.
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 so the
arrow on cup cover is within
range of indicator on cup
support.
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 22.
Clean Sprayer. See Cleanup,
page 19.
Outlet valves are not installed
properly. See Cleaning Outlet
Valves, page 29.
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 17.
Debris in paint. See Strain the Paint, page 12.
Pump filter plugged. See step 16 on page 22.
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 14.
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