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Heat pump water heater – OPERATING AND MAINTENANCE INSTRUCTIONS
44
7.7 Installer menu
CAUTION: THE FOLLOWING PARAMETERS MUST BE ADJUSTED BY QUALIFIED PERSONNEL.
Several of the appliance’s settings can be modified through the installer menu. The maintenance
symbol is 44isualize44 on the left.
To enter the menu, keep the knob pressed for 5 seconds then scroll the parameters of the “L
– INFO” menu until reaching “PO – CODE”.
After entering the code (illustrated in the table that follows), turn the knob to select the parameters
P1, P2, P3 … C2.
Upon reaching the parameter to be modified, press the knob to
44
isualize
the parameter’s value
then turn the knob to set the desired value.
To return to the parameter selection area, press the knob to store the entered parameter or press
“mode” (or wait 10 seconds) to exit without storing the entered value.
To exit the installer menu, press the “mode” button (the appliance will ensure that the menu
is automatically exited after the latter has been idle for 10 minutes).
Parameter
Name
Parameter d
escription
P0 CODE
Code entering to access the installer menu. The number 222 appears on the display: turn the
knob until reaching number 234 then press the knob. It will then be possible to access the
installer menu.
P1
T Max
Adjustment of the maximum o
btainable temperature (from 65
°C to 75
°C).
A higher temperature value allows for using a greater amount of hot water.
P2 T Min
Adjustment of the minimum obtainable temperature (from 50 °C to 40 °C).
A lower temperature setting allows for more energy-efficient operation in the event of limited
hot water consumption.
P3 T HP
Adjustment of the maximum temperature obtainable with the heat pump unit (from 50
°C to 62
°C). Bear in mind that operating at temperatures above 55 °C with the heat pump may lead to
greater wear of the compressor.
P4 GREEN
Activation/deactivation of the Green function (on/off).
See Paragraph 7.4.
P5 ANTI_B
Acti
vation/deactivation of the
anti
-
legionnaire’s disease function (on/off).
See Paragraph 7.9.
P6 VOYAGE
Activation/deactiva
tion of the Voyage function (on/off).
See Paragraph 7.4.
P7 DEFROS
Activation/deactivation of the defrost mode (on/off).
If activated, this mode allows the heat pump to function at air temperatures as low as -5 °C.
P8 HC-HP
Activation/deactivation of th
e two
-
tier rate operation mode
with HC HP signal (Warning: activate
it only if signal cable HC-HP is connected). See Paragraph 7.11.
P9
TIME_W
Maximum number of hours of daily heating (from 5h to 24h).
P10
RESET
Resetting of all factory default settings.
P11
PROG
Activation/deactivation of the
Program function
: P1, P2, P1+P2 (on/off).
P1
2
BOOST2
Activation/deactivation of the Boost2 function (on/off).
C1 CHECK
Activation
of the
electric connection check (activate this only in presence of mains alimenta
tion
and air temperature below 30 °C).
C2 CHARGE
Activation of the cycle inversion procedure, to allow the gas charging (see paragraph 4.9)
(activate this only in presence of mains alimentation).
44


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