USA
page 60
Type of Problem Possible Causes Cure
The machine does not
turn on.
Main switch not ON. Turn switch ON.
The machine does not
load water.
Water valve shut. Open the hot and/or cold water valve.
Rinse area nozzles or solenoid-
valve fi lter blocked and/or scaled
with limestone.
Clean the rinse arm nozzles, conductors and solenoid-valve
fi lter.
Defective pressure-switch. Replace pressure-switch.
Cycle LED A fl ashing (red
colour)
See chapter 7 Alarms ---
W
ashing results are
unsatisfactory.
The washing nozzles are obstructed
or the rack does not rotate.
Clean the nozzles carefully, and check the right positioning
of the wash-arm, tightening fi rmly.
Foam is present. Use no-foam detergents or reduce the dose in use. Check
the rinse-aid dosage.
Fats or starches not removed. Insuffi cient detergent concentration.
Filter is dirty. Remove fi lter, clean with brush under a jet of water and
replace in original position.
Check tank temperature Adjust the thermostat or check correct heating element
operation.
Wash time insuffi cient for the type
of dirt.
Select a longer wash-cycle, if possible, otherwise repeat
the wash cycle.
Wash water is dirty. Drain the tank water, clean the fi lters; refi ll the tank and
replace the fi lters correctly.
Objects are not properly
dried.
Not enough rinse aid. Increase dosage by turning the dispenser screw (see par.
Rinse aid dispenser).
Rinse
temperature under 176°F
(80°C)
Check the boiler thermostat temperature
Streaks and spots on
objects
Too much rinse-aid chemical. Reduce the rinse aid amount by turning the micrometric
dispenser screw (see par. Rinse aid dispenser).
T
oo hard water. Check the water quality. Water must not exceed 8°f in
hardness.
The machine suddenly
stops during operation.
The machine is connected to an
overload device.
Connect the machine on a own overload device.
A machine safety device was
triggered.
Check the electrical devices.
The machine stops during
the wash stage and starts
refi lling water.
The previous day's water was not
changed.
Drain the tank totally and refi ll.
Excessive water temperature in
tank.
Replace the thermostat and/or the pressure-switch
Defective pressure switch.
Overflow pipe improperly
positioned.
Remove and reposition the overfl ow pipe properly.
The booster pump can't
prime.
Scarce pressure on the water
intake.
Remove the boiler pipe and prime the pump.
The washing pump doesn't
work
The pump is blocked Check the free rotation of the wash pump shaft
10. TROUBLESHOOTING
N.B.: For any other question, please contact your Service provider.
The manufacturer has right to modify any technical characteristics without prior notice.
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