Troubleshooting
20
3A7382B
Electrical
Problem
Cause
Solution
The control board status light blinks
four times repeatedly.
The control board is detecting
multiple voltage surges.
Check voltage supply to the sprayer:
1. Turn the motor power switch (S)
to OFF and unplug the sprayer.
2. Locate a good voltage supply to
prevent damage to electronics.
The control board status light blinks
five times repeatedly.
Check for line obstruction or pack
out. The motor is powered but not
able to turn.
Remove obstruction and cycle power
off and on. If the problem continues,
contact your local distributor
The outlet check valve is installed
backwards.
Install the outlet check valve in the
proper orientation
The control board status light blinks
six times repeatedly.
The motor is overheating.
Allow the sprayer to cool. If the
sprayer runs when cool, correct the
cause of overheating. Keep the
sprayer in a cooler location with good
ventilation. Make sure the motor air
intake is not blocked. If the sprayer
still does not run, contact your local
distributor.
The control board status light blinks
eight times repeatedly.
Incoming voltage is too low for
sprayer operation.
Check voltage supply to the sprayer:
1. Turn the motor power switch (S)
to OFF and unplug the sprayer.
2. Remove other equipment that
uses the same circuit.
3. Locate a good voltage supply to
avoid damage to electronics.
The control board status light blinks
ten times repeatedly.
The control board is overheating.
1. Make sure the motor air intake is
not blocked.
2. Make sure the fan has not failed.
3. Make sure the control board is
properly connected to the back
plate and that conductive thermal
paste is used on power
components.
4. Replace the control board.
5. Replace the motor.
The control board status light blinks
12 times repeatedly.
Excessive current protection is
enabled.
Cycle the power on and off.
WLD
