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8. TROUBLESHOOTING
PROBLEM
POSSIBLE CAUSE
CORRECTION
Display does
not light up
•
No power inputs
•
Check power cord
connections
•
Turn on power
System will not
actuate
•
Supplied pressure
dropped below “Low
Pressure” setting
•
Foot switch not plugged
in or improperly
plugged in
•
Defective foot switch
•
Broken wire or loose
connection inside unit
•
Defective solenoid
•
Defective PC board
•
Increase supplied
pressure
•
Check foot switch
connection
•
Foot switch needs to be
repaired or replaced
•
Unplug power cord and
disconnect air supply.
Remove cover and check
for broken wires or loose
connections
•
Replace solenoid
•
Replace PC board
System will not
pressurize
•
Insufficient air pressure
•
Air hoses not plugged
in
•
Regulator defective
•
Increase air supply
pressure
•
Check connection
•
Replace regulator
Inconsistent
spray coverage
•
Air bubbles in material
•
Activation time is too
low
•
De-air material
•
Increase activation time