Heat pump water heater – OPERATING AND MAINTENANCE INSTRUCTIONS
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Activation of the cycle inversion procedure, to allow the gas charging (see paragraph 4.9)
(activate this only in presence of mains alimentation).
7.8 Electrical connections "Check" (function activated by the installer menu)
With this function you can control the electrical connections made during installation.
You can start the procedure from the installer menu, setting the parameter C1 ON and
confirm by pressing the knob. The procedure takes about 8 minutes during which the
progress symbols flashes on the display. To stop this procedure press "mode ".
If at the end of the procedure has the response "OK", the electrical connections were
made properly.
If the response is "KO " recheck the electrical connections between indoor and outdoor
units paying attention to the numbers indicated on the terminals. Check probes cable.
7.9 Anti-legionnaire’s disease protection (function activated only through the installer menu)
If activated, the water heater automatically carries out the anti-legionnaire’s disease
protection function. The water is brought to a temperature of 65 °C on a monthly basis
and for a maximum time of 15 minutes, so as to avoid germs from developing in the water
tank and piping (provided the water has not been brought to T>57 °C at least once for at
least 15 minutes). The first heating cycle is performed 3 days after the function has been
activated. As these temperatures may cause burns, it is advisable to use a thermostatic
mixer.
The achievement of temperatures above the set is marked with the symbol of the waves.
During the cycle of antilegionella will be displayed “ANTI_B” alternately to the mode of
operation, once the cycle is done the set temperature remains the original one.
In the event that is enabled the two-tier rate signal HC-HP, the function will take place
during the economic tariff. To stop press "on/off".
7.10 Default settings
The appliance is manufactured with a series of default modes, functions or values, as indicated in the table below:
MAX. TEMPERATURE SETTABLE WITH THE HEATING
ELEMENT
MINIMUM SETTABLE TEMPERATURE
MAX. TEMPERATURE SETTABLE WITH THE HEAT PUMP
ANTI-LEGIONNAIRE’S DISEASE PROTECTION
DEFROST (active defrost activation)
HC-HP (two-tier rate operation mode)
TIME_W (no. of accepted hours of powering)
PROGRAM MODE (P1, P2, P1+P2)
PROGRAM P1 TEMPERATURE PRESET
PROGRAM P2 TEMPERATURE PRESET
12°C (150L, 200) 8°C (270L)
7.11 Operation with two-tier electricity rate
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