Troubleshooting - Graco TrueCoat 360 Project Series Owner's Manual

Troubleshooting

Troubleshooting
Check everything in this Troubleshooting Table
before you bring the sprayer to an authorized
service center.
Sprayer Diagnostics
Problem
Sprayer makes no sound
when trigger is pulled
Sprayer makes sound but
no material is sprayed
when trigger is pulled
30
Cause
Power supply.
Motor has overheated.
Electronic control failure.
Sprayer is not primed.
Prime Pump/Spray knob is in PRIME
PUMP position.
Spray tip is not in SPRAY position.
Spray tip is clogged.
magnum.graco.com/support
Verify power to sprayer.
Wait 20-30 minutes for motor to
cool.
Replace electronic control.
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 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 20.
Clean Sprayer. See Cleanup,
page 17.
Turn Prime Pump/Spray knob
forward to SPRAY position.
Turn spray tip to SPRAY position.
See Unclogging Spray Tip,
page 23.
ti31342a
Solution
334179G