ATTENTION
Before filling the water circuit, please close the water
valves, on the heads of the heat exchangers.
Routine maintenance
Minimum maintenance activities are listed in Table 2.
Service and limited warranty
WARRANTY IS VOID IN CASE OF MISSING OF THE
MAINTENANCE ROUTINE.
These units have been developed and constructed according
to high quality standards ensuring years of failure-free
operation. It is important, however, to ensure proper and
periodical maintenance in accordance with all the procedures
listed in this manual and with good practice of machines
maintenance.
We strongly advise stipulating a maintenance contract with a
service authorized by the manufacturer in order to ensure
efficient and problem-free service, thanks to the expertise and
experience of our personnel.
It must also be taken into consideration that the unit requires
maintenance also during the warranty period as per below
Table 2.
It must be borne in mind that operating the unit in an
inappropriate manner, beyond its operating limits or not
performing proper maintenance according to this manual can
void the warranty.
Important information regarding the refrigerant
used
This product contains fluorinated greenhouse gases covered
by the Kyoto Protocol. Do not vent gases into the atmosphere.
Refrigerant type:
GWP(1) value:
(1)GWP =
The refrigerant quantity necessary for standard operation is
indicated on the unit name plate.
Real refrigerant quantity charged in the unit is listed on a silver
sticker inside the electrical panel.
Periodical inspections for refrigerant leaks may be required
depending on European or local legislation.
Please contact your local dealer for more information.
R134a
1300
global warming potential
Observe the following points in particular, in order to conform
to warranty limits:
1.
The unit cannot function beyond the specified limits
2.
The electrical power supply must be within the voltage
limits and without voltage harmonics or sudden changes.
3.
The three-phase power supply must not have un
unbalance between phases exceeding 3%. The unit must
stay turned off until the electrical problem has been
solved.
4.
No safety device, either mechanical, electrical or
electronic must be disabled or overridden.
5.
The water used for filling the water circuit must be clean
and suitably treated. A mechanical filter must be installed
at the point closest to the evaporator and condenser inlet.
6.
Unless there is a specific agreement at the time of
ordering, the evaporator water flow rate must never be
above 120% and below 80% of the nominal flow rate.
Periodic obligatory checks and starting up of
appliances under pressure
The units are included in category IV of the classification
established by the European Directive PED 97/23/EC.
For chillers belonging to this category, some local regulations
require a periodic inspection by an authorized agency. Please
check with your local requirements.
Disposal
The unit is made of metal, plastic and electronic parts. All
these parts must be disposed of in accordance with the local
regulations in terms of disposal.
Lead batteries must be collected and sent to specific refuse
collection centres.
Oil must be collected and sent to specific refuse collection
centres.
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