Information Menu; Installer Menu - Ariston NUOS 200 EXT Instructions D'utilisation

Heat pump water heater – OPERATING AND MAINTENANCE INSTRUCTIONS FOR THE USER

7.5 Information menu

The information menu allows for visualising data for monitoring the product. To enter the
menu, press the relative knob and hold for 5 seconds.
Turn the knob to select the parameters L1, L2, L3 ... L14.
The description of the parameter appears on the line below.
Upon reaching the desired parameter, press the knob to visualise its value. Press the knob or
"MODE" button to return to the parameter selection area once again.
To exit the information menu, press the "mode" button (the appliance will ensure that the menu is
automatically exited after the latter has been idle for 10 minutes).
Name
Parameter
L1 HCHP
L2 TIME_W
L3 ANTI_B
L4 T HP
L5 T W1
L6 T W2
L7 TW3
L8 T AIR
L9 T EVAP
L10 DEFROS
L11 HP h
L12 HE h
L13 SW MB
L14 SW HMI

7.6 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 visualised 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 ... P10.
Upon reaching the parameter to be modified, press the knob to visualise 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).
Activated/deactivated status of the two-tier rate operation mode.
Maximum accepted hours of powering.
Activated/deactivated status of the anti-legionnaire's disease function (on/off).
Maximum pre-set temperature of the pump assembly.
Temperature recorded by the heating element unit sensor 1.
Temperature recorded by the heating element unit sensor 2.
Temperature recorded by the hot water pipe sensor.
Temperature recorded by the inlet air sensor.
Temperature recorded by the evaporator sensor.
Activated/deactivated status of the defrost function (on/off).
Meter for internal parameter 1.
Meter for internal parameter 2.
Mainboard software version.
Interface board software version.
Parameter description
65