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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.
Error Code Messages
CODE
02
HIGH PRESSURE
DETECTED - RELIEVE
PRESSURE
03
PRESSURE TRANSDUCER
NOT DETECTED
05
MOTOR NOT SPINNING
06
MOTOR OVERHEATED
334530D
MESSAGE
Troubleshooting
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.
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.
ACTION
Check for clogs. Use only Graco spray hoses,
use a minimum of 50ft/15m.
Check transducer connection.
Check for mechanical failure and check motor
connections. Material may be too thick, thin
material.
Turn sprayer OFF. Check motor connections.
Check shroud vents for blockage. Sprayer
may take up to an hour to cool.
31
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