Operation / 操作
313483A 35
Digital Display Messages
* Error codes also appear on control board as a blinking red
LED. LED is an alternate to digital messages.
1 Remove two screws (71) and swing down cover (130).
2 Start engine. Blink count is the same as error code(E=0X).
After a fault, follow these steps to restart sprayer:
1 Correct fault condition.
2Turn sprayer OFF.
3 Turn sprayer ON.
(E02 and E07 errors will self-correct when system is reduced)
DISPLAY* SPRAYER OPERATION INDICATION ACTION
No Display Sprayer may be pressurized Loss of power or display
not connected
Check power source. Relieve pressure before
repair or disassembly. Verify display is
connected.
Sprayer may be pressurized Pressure less than
60 psi (4 bar, 0.4 MPa)
Increase pressure as needed
BASE
or
TOP
Displays installed pump when
engine is started
Normal operation Spray
FLOW 1
FLOW 2
or
FLOW 3
Displays flow control setting in
Base Coat mode when pump
control setting is changed
Normal operation
(with Base Coat pump)
Spray
Sprayer is pressurized. Power
is applied. (Pressure varies
with tip size and pressure
control setting.)
Normal operation Spray
Top Coat Only: Sprayer
stops. Engine is running.
Pressure greater than
4500 psi (310 bar, 31
MPa)
1 Check fluid path for clogs.
2 Use Graco paint hose, 3/8 in. x 50 ft
minimum. Smaller hose or metal braid hose
may result in pressure spikes.
3 Replace transducer if fluid path is not
clogged and proper hose is used.
Sprayer stops. Engine is
running.
Pressure transducer
faulty, bad connection or
broken wire
1 Check transducer connection.
2 Disconnect and reconnect transducer plug
to ensure good connection with control
board socket.
3 Open prime valve. Replace sprayer
transducer with known good transducer and
run sprayer. Replace transducer if sprayer
runs or control board if sprayer does not run.
Sprayer stops. Engine is
running.
High clutch current 1 Check wiring connections.
2
Measure:
1.7 + 0.2Ω across clutch field at
70°F.
3 Replace clutch field assembly.
Base Coat Only: Sprayer
stops. Engine is running.
Pressure greater than
1000 psi (69 bar, 6.9
MPa)
1 Open prime valve and gun.
2 Verify no flow obstructions. Use Graco
texture hoses 3/4 in. x 50 ft minimum.
3
Replace transducer if fluid path is not
clogged and proper hose is used.
ti6314a
psi
bar
MPa
ti6315a
ti6316a
ti6317a
ti6318a
