Troubleshooting
334530D
31
Electrical
Symptom: Sprayer does not run, stops
running, or will not shut off.
Perform
Pressure Relief Procedure
, page
13.
1.
Plug sprayer into correct voltage,
grounded outlet.
2.
Turn the ON/OFF switch
OFF
wait 30
seconds and then turn power back
ON
again (this ensures sprayer is in normal
run mode).
3.
Turn pressure control knob clockwise
1/2 turn.
4.
View digital display or remove control
box cover to view control board status
light. To determine which code (or any
other code besides voltage supply) refer
to the control board status light. Turn the
ON/OFF switch
OFF
, remove the control
cover then turn power back
ON
. Observe
the status light. Blinking LED total count
equals the error code (for example: two
blinks equals CODE 02).Press display
button to restart code messages.
Error Code Messages
Keep clear of electrical and moving parts
during troubleshooting procedures. To
avoid electrical shock hazards when
covers are removed for troubleshooting,
wait 7 seconds after disconnecting power
cord for stored electricity to dissipate.
CODE
MESSAGE
ACTION
02
HIGH PRESSURE
DETECTED - RELIEVE
PRESSURE
Check for clogs. Use only Graco spray hoses,
use a minimum of 50ft/15m.
03
PRESSURE TRANSDUCER
NOT DETECTED
Check transducer connection.
05
MOTOR NOT SPINNING
Check for mechanical failure and check motor
connections. Material may be too thick, thin
material.
06
MOTOR OVERHEATED
Turn sprayer OFF. Check motor connections.
Check shroud vents for blockage. Sprayer
may take up to an hour to cool.
