Troubleshooting - coldline MODI Levtronic 700 Bedienungs- Und Wartungsanleitungen

18.0 TROUBLESHOOTING

PROBLEM
The appliance does
not turn on
When starting a
cooling cycle the
compressor does not
start
The appliance does
not cool or cools very
slowly
POSSIBLE CAUSE
No power
Interface connection cable
disconnected
Compressor start delay due to
short-cycling
The compressor control relay
has failed
The compressor thermal
overload protector has tripped
due to overheating
Excessive load of high
temperature products (blast
chiller)
Internal fans are always off
Evaporator covered with ice
Equipment compartment
overheating
SOLUTION
Check for voltage at the outlet the appliance is
plugged into, restore any circuit breakers and
fuses upstream and check the fuses fitted at the
front on the electrical panel
Check that the interface cable connector is
properly connected to the electrical panel. If
broken, replace the cable
To avoid close starts of the compressor that could
damage it, there is a delay of a few minutes, wait
a few minutes
It needs to be checked and restored by a
qualified technician
Let the unit cool for about 30 minutes before
restarting it. Make sure the cooling flow to the
equipment compartment is not restricted.
Make sure there is a space of about 10-15 cm
between the wall and the back of the appliance
for adequate ventilation.
Make sure the unit is not near a heat source
(ovens, pasta cookers, fryers..).
Make sure the condenser fan in the bottom
equipment compartment is working.
If the problem persists, contact technical support.
Check and clean the dust filter on the condenser
as required
Do not exceed the maximum permissible product
weight. Before inserting a hot product, pre-cool
the chamber at a temperature of -20°/-30° C
Contact technical support to check why the fans
are off
Start a manual defrost
Make sure there is a space of about 10-15 cm
between the wall and the back of the appliance
for adequate ventilation.
Make sure the unit is not near a heat source
(ovens, pasta cookers, fryers..).
Make sure the radiator on the front bottom
(condenser) is perfectly clean. If necessary,
vacuum up any dirt which may block it or remove
the front cover and clean the fins with a plastic
bristle brush.
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