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Troubleshooting
Electrical
Symptom: Sprayer does not run, stops
running, or will not shut off.
1.
Perform Pressure Relief Procedure,
page 12.
2.
Plug sprayer into correct voltage,
grounded outlet.
3.
Turn the ON/OFF Switch OFF wait 30
seconds and then turn power back ON
again (this ensures sprayer is in normal
run mode).
Error Code Messages
CODE
02
HIGH PRESSURE
DETECTED - RELIEVE
PRESSURE
03
PRESSURE TRANSDUCER
NOT DETECTED
05
MOTOR NOT SPINNING
06
MOTOR OVERHEATED
28
MESSAGE
4.
Turn Pressure Control Knob clockwise
1/2 turn.
5.
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).
Keep clear of electrical and moving parts
during troubleshooting procedures. To
avoid electrical shock hazards when
covers are removed for troubleshooting,
wait 5 minutes after disconnecting Power
Cord for stored electricity to dissipate.
ACTION
Check for clogs. Use only Graco Airless
Hoses, use a minimum of 50 ft.
Check transducer connection.
Check for mechanical failure and check motor
connections.
Turn sprayer OFF. Check motor connections.
Check shroud vents for blockage. Sprayer
may take up to an hour to cool.
3A7656C
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