Troubleshooting - Infrico Lab Care Plus ULF70086 Service Manual

13 TROUBLESHOOTING

Many operational issues derive from causes that can be easily eliminated without the need to contact
the Technical Support Service. The following list covers several types of issues and how to solve them.
PROBLEM
The apparatus does not
work
The device is not
cooling very much
Noisy operation
The device creates too
much ice in the
evaporator
POSSIBLE CAUSE
1. It is not plugged into the electrical
socket.
2. No electrical current is reaching the
plug because the fuse has blown or the
automatic power limiter has been
tripped.
1. Check the cut-off temperature in the
controller.
2. The door has not been closed properly
or has been opened very frequently.
3. The device's ventilation grilles have
been obstructed.
4. Condenser is dirty.
5. The device is directly exposed to
sunlight or a heat source.
1. The device is not properly levelled.
2. Some of the internal tubes are
touching.
3. Loose screws in a particular part.
4. Condenser or evaporator fan causes
vibrations.
5. Too low oil charge in compressor.
6. Lose parts on condensing unit.
1. Doors not properly closed.
2. Doors opened too often.
3. It has not been defrosted.
Service Manual and Warranty
POSSIBLE SOLUTION
1. Insert the plug into the electrical socket
and check that there is electrical current.
2. Replace the fuse or reconnect the
automatic power limiter.
1. Reduce the cut-off temperature.
2. Ensure that the door is not kept open
for long.
3. Keep these areas unobstructed as
indicated in the "installation" section of
this manual.
4. Clean with compressed air or a hard-
bristle brush (not a steel one).
5. Move the refrigerator to a different
location or shield it from the heat sources.
1. Level it as indicated in the "installation"
of this manual.
2. Separate the tubes in contact.
3,6. Tighten the loose screws.
4. Level the equipment and tighten any
loose screw.
5. If equipment was laid down on any of
its faces, remain it 24 hours in an upright
position without plugging it in, in order
that oil returns to compressor. Also check
for oil leaks.
1,2. Ensure that the door is not kept open
for long.
3. Defrost the device.
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