Full Product Manual

Troubleshooting
26 3A4967B
Poor atomization Dirty gun Clean gun. See Cleaning HVLP
Edge II Gun, page 23.
Dirty air filters Clean turbine and motor air filters.
Replace as necessary. See
Cleaning Filters, page 19.
Extension cord too long Extension cord must be a 3-wire, 12
AWG (2.5mm
2
) minimum, 50 ft (15
m) maximum length.
Air hose too long Replace with shorter hose, no shorter
than 20 ft (6,1 m)
Leaking air hose connections Disconnect and securely connect all
hose connections.
Circuit breaker trips Dirty air filters Clean turbine and motor air filters.
Replace as necessary. See
Cleaning Filters, page 19.
Incorrect power supply voltage Verify power supply voltage is correct
for sprayer model.
High ambient temperature Move sprayer to cooler area.
Excessive current draw Return to authorized service center.
TurboControl LED Indiciator
blinks (ProContractor and
ProComp models only)
Dirty air filters Clean turbine and motor air filters.
Replace as necessary. See
Cleaning Filters, page 19.
Sprayer shutoff while
spraying
Circuit breaker See “Circuit breaker trips” section
above.
Dirty air filters (Blinking
TurboControl LED Indicator -
ProContractor and ProComp
models only)
Clean turbine and motor air filters.
Replace as necessary. See
Cleaning Filters, page 19.
SmartStart active (ProContractor
and ProComp models only)
Release gun trigger and re-trigger
gun. Turn switch to ON position if
SmartStart is not desired.
Sprayer does not
automatically shut-off while
in SmartStart setting
(ProContractor and
ProComp models only)
Leaking air hose connections Verify air hose and attached
components are those shipped with
the sprayer.
Disconnect air hoses. Verify o-ring is
present inside connection fitting at
turbine end of hose. If using a whip
hose, verify gasket is present inside
connection fitting. Securely connect
all hose connections.
Replace with Graco HVLP
accessories, if necessary. See pages
34 and 35.
Gun leaking air Verify use of Edge II Plus gun.
If SmartStart functions when air valve
at end of hose is closed, clean gun.
See Cleaning HVLP Edge II Gun,
page 23. See separate HVLP Edge II
Gun manual.
Problem Cause What to Do