Graco FinishPro 390 Operation page 40

Error Codes
Display
No Display Sprayer stops. Power is not applied. Sprayer
may be pressurized.
3000 psi Sprayer is pressurized. Power is applied.
210 bar (Pressure varies with tip size and pressure
21 MPa control setting.)
E=02 Sprayer may continue to run. Power is
applied.
E=03 Sprayer stops. Power is applied.
E=04 Sprayer stops. Power is applied.
E=05 Sprayer does not start or stops. Power is
applied.
- - - - Power is applied.
EMPTY Sprayer stops. Power is applied.
40
Sprayer Operation
デジタル表示
Digital Display /
Indicates
Loss of power.
Normal operation.
Pressure greater than
4500 psi (310 bar,
31 mpa) or a pressure
transducer is faulty.
Pressure transducer
faulty, bad connection
or broken wire.
Line voltage too high.
Motor fault.
Pressure is less than
200 psi (14 bar, 1.4 MPa).
Empty paint pail. Loss of
pressure.
数字显示
디지털 디스플레이
/ /
What To Do
Check power source. Relieve
pressure before repair or
disassembly.
Spray.
Replace pressure control board
or pressure transducer.
Check transducer connection.
Open drain valve. Substitute
new transducer for transducer
in sprayer. If sprayer runs,
replace transducer.
Check for voltage supply
problem.
Check for locked rotor, shorted
wiring or disconnected motor.
Repair or replace failed parts.
Increase pressure if desired.
Drain valve may be open.
Refill paint pail. Check for leaks
or clogged pump inlet. Repeat
Startup procedure.
311910B