Cordivari 5240000000034, User Manual

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Cod. 1910000001159 - nv02
English

CH 75
3.3 Thermostat manual reset
It is advisable to arrange for inspection of the system by qualified
personnel before resetting of the safety thermostat.
ATTENTION: before undertaking any operations, make sure there
is not and cannot there accidentally be power supply. It is therefore
necessary to unplug the power supply.
1
3
2
4
• Remove the screw located on the protective casing of the electrical
connections and which provides access to the thermostat reset button.
1 2
• Press the thermostat reset button using a tool with an electrically
insulated grip.
3
• Refit the screw in its seat .
4
4. Operating conditions
Comply with all regulations about the maximum hot water storage
temperature.
The heater must be used within the above stated temperature limits (for
no reason with a temperature higher than 100°C) and exclusively to
warm drinkable water, deprived of any impurity or polluting substances
and with hardness included within 7 and 20°Fr.
WARNING:
In case of water with hardness value >20°F (where 1°F=French
degree=10mg CaCo3/l), to preserve heating element efficiency, it
is necessary to install a suitable system (softener or conditioning
agent dispenser) to reduce the formation of lime scale inside boiler
and/or proceed with a periodic cleaning of the heating element,
avoiding carefully any damage. Damages and malfunctions arising
from lime scale deposits will void product warranty.
In case of impurity, it is required to provide filters at the source of the
accumulation circuit.
Make sure that environment of installation respect the following
requirements
:
1. Ambient temperature included between 5°C and 45 °C and humidity
≤ 0.015 kg of water per kg of dry air ( see chart) .
2. Heater placed far from heat sources and in areas with good ventilation.
Temperature 0 °C 20 °C 30 °C 40 °C 50 °C
Max relative
humidity
100% 100% 60% 33% 20%
5. Maintenance
• All installation, wiring and checks must be performed after having
disconnected the power supply.
• In the event of intervention on the safety thermostat, have the system
checked by a skilled operator before manually resetting the thermostat.
• If a power cable is damaged, it must be replaced by a qualified
electrician.
6. Disposal
At the end of technical life cycle of the product, its metallic
components must be given to an authorised metallic
materials collection operator for recycling, while non-metallic
components shall be given to operators authorised for their
disposal. Products must be dealt with, if disposed of by the end user,
as assimilable to urban refuse, therefore in compliance with municipal
regulations. It should not in any case be treated as household waste.