NI1404-140
23
P
• The operation of higienization/sterilization has to be carried out every time
the refrigerator is installed and:
-
every 6 months when it is used (*)
- every time the water filter is changed
-
after an inoperative period of one or more weeks
(*)If the refrigerator is installed in Hospitals, Schools, Old people’s homes,
or Clinics, it is recommended to sterilize it every 3 months
Hygienic cleaning solution preparation
• Prepare
5 litres
of water
• Add to it
5%
of “hydrogen peroxide” at
130 volumes
; for the doses, use a graded
measure or an ordinary syringe
NB: if you use commercial hygienic cleaning solutions, keep to the instructions
provided by the manufacturer and included in the package.
9.1
DIAGNOSIS AND OPERATING ANOMALIES
This section includes the typical anomalies that could occur.
Many of these problems are not caused by the cooler, but they could be brought about by the electricity supply or by an incorrect use of the water cooler.
In the
ANOMALY
column, the problems reported by the customer are listed.
In the
POSSIBLE CAUSES
column, the “probable reasons” behind the problem are listed.
In the
INTERVENTION
column, the corresponding corrective action is listed.
GB
8
INTERNAL CLEANING/ HYGIENIC CLEANING
WARNING! Considering that the products used for the hygienic cleaning are acid and alkali corrosive substances, disposable gloves must be used
as well as glasses to protect your eyes. When this hygienic cleaning is carried out, you must keep to the product reaction times, percentages of
hygienic detergent and quantity of water necessary for rinsing.
Warning! If the appliance is equipped with a chlorine filter, proceed as
follows:
Remove the filter cartridge and fit on the false cartridge mod. TEST CAN.
• With the help of a pump
P
, connect the appliance’s water inlet to the container with
the disinfecting solution.
• Start the pump up so a disinfectant solution enters the machine and then, at the same
time, open the taps so that the disinfectant runs from the distribution nozzles.
• Before the solution runs out, stop the pump and interrupt the dispensing.
• Leave the disinfectant to act for at least
20 minutes
.
• Reconnect the appliance to the mains water supply.
• Let at least
15 litres
of water flow out of the taps so as to
rinse
the hydraulic system
suitably
, before using the appliance again.
Warning! The operations should be carried out by a qualified professional.
GB
9
FAULTS AND REMEDIES
18
