Chapter 7: Troubleshooting
Product Service 1-800-522-7658
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50
PROBLEM
CAUSE
CORRECTIVE ACTION
Defective hose to fill
switch
Check for splits.
Check for loose clamps.
Defective fill level
switch
Recalibrate switch. Contact Labconco Product
Service.
Replace switch.
Defective controller
Check output from PCB to both valves and DI
pump.
Replace PCB. Contact Labconco Product
Service.
Holes in filter screen
too small
Contact Labconco Product Service.
Defective grommet
where hose connects
to fill level switch
Replace grommet.
Low Temp Alarm
Heater inoperative
Check electrical connections.
Check voltage to heater.
Check resistance of heater. If open circuit,
replace heater.
Defective controller
Check output from PCB to heater.
Replace PCB. Contact Labconco Product Service.
Defective
temperature probe
Check electrical connections.
Contact Labconco Product Service. Replace if
necessary.
Defective high
temperature cut out
switch
Check resistance of safety cut out switch. If open
circuit at room temperature, replace switch.