ENGLISH
7. PROBLEM SOLUTION GUIDE
For information or assistance related to the use of the product write an email to: assistenza@exposrl.com
Problem
The unit display
does not turn on
The unit does
not cool enough
Bad smell inside the display
Hearing some noise
The upper part is not cold
Condensation on doors,
rails or frame
The doors do not close properly
Any led lights turns on
A single led strip or a part
of it does not work
Ice forms inside the unit
The unit is too often opened or doors are kept open for too long.
The unit is working in static mode (internal fans are off)
Ambient humidity rates are too high. If the unit is running on
Excessive humidity inside
ventilated mode (internal fans on), in particular on +10 +14°C.
the unit. Wet labels
The unit is too often opened or doors are kept open for too long
The temperature controller
displays a much lower
temperature (at least -10°C)
than the set value
Maintenance and repair work must be performed by qualified personnel.
Before carrying out any operation disconnect the showcase from the socket.
Potential cause
The unit is disconnected
General switch deactivated
Faulty thermoregulator
The ambient temperature is too high
The doors get frequently opened
The doors are not completely well closed
The showcase is exposed to sunlight
The thermoregulator isn't set correctly
An excessive amount of products is kept in the display
AU2 Alarm – The space under the unit has been blocked
AU2 Alarm – The ambient temperature is too high
The cooling system is broken
Presence of rotten food or food with strong odors
The display does not stand on an even surface
Something dropped behind or underneath the showcase
Clicking sound coming from the inside
Inside fans are off
Inside fans are broken
Ambient humidity is very high
The set temperature is too low
The door was left open
The display does not stand on an even surface
The lights key is off
Power supply or controller are faulty
The led strip is faulty
Ambient humidity rates are too high.
The temperature controller may be faulty
Check the connection to the wall socket
Check the power supply on the socket
Contact the technical assistance center
Pay attention to complete and correctly close the doors
Place in a cool and well-ventilated room
Check the set-point of the thermoregulator
Do not fill excessively the showcase
Free this space to allow a proper ventilation
Contact the technical assistance center
Clean the display internally and remove food residues
Placing food in airtight containers
Carry out a proper installation
It is normal, it is due to the expansion of some elements
Switch on the internal fan button on the thermo-regulator
Contact the technical assistance center
Eliminate cause or switch on the frame heating
Carefully check that the doors are closed
Level the showcase by adjusting the levelling feet
Contact the technical assistance center
Contact the technical assistance center
Open the unit strictly for the necessary time. Air condition the room.
The units function properly with an ambient humidity rate below 50%.
Follow instructions at 5.2 and set value (MDF 40-50-60)
Open the unit strictly for the necessary time. Air condition the room.
The units function properly with an ambient humidity rate below 50%.
Run the unit on static mode (internal fans off) and extend defrosting
duration. Follow instructions at 5.2 and set value (MDF 40-50-60)
Replace temperature controller
17
Solution
Turn on the main switch
Eliminate the cause
Eliminate the cause
Eliminate the cause
Check and remove the object
Raise the temperature
Switch on the lights key
Extend defrosting duration.