Starting And Use; Commissioning; Controller Operation; Description Of Controller Logic - Riello NexPro Plus Installation And Maintenance Manual

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3 STARTING AND USE

3 . 1

Commissioning

9
Commissioning must be carried out only by the Technical
Support Service
R
or a qualified professional.
Perform starting operations in the following order:
− connect the unit to the electrical network
− check that no error codes or messages are displayed, oth-
erwise see paragraph "3.23 Alarms" on pege 22. Do-
mestic hot water setpoint temperature is set to 55°C
− switch on the unit as indicated in paragraph "3.8 Auto-
matic operating mode" on page 14.
If the intervention of the heat pump is required, the compressor
will start after 180 seconds.

3 .2 Controller operation

3 .2 . 1 Description of controller logic

The controller allows to:
− set the operating mode
− set the functions described in the following chapters
− display and change the operation parameters
− manage the alarms.

3 .3 User interface

4
6
1

Display

2
Key [Up]
3
Key [Down]
4
Key [Set]
5
Key [ON/OFF]
6
Key [Function]
3
2
5
L1
L2
L3
L4
L5
L6
L7
L1
Unit activation from remote contact LED ON/OFF
L2 Compressor activation LED
L3 Led electrical heater ON
L4 Boiler activation LED
L5 Defrost activation LED
L6 Not active
L7 Heating element activation from remote contact LED ON/
OFF
L8 High temperature FUNCTION ACTIVATION LED
L9 Clock function activation LED
L10 5D hourly programming function activation LED
L11 2D hourly programming function activation LED
L12 Installer parameter mode activation LED
L13 ON status LED from time interval
L14 OFF status LED from time interval
L15 HOLIDAY function activation LED
L16 Antibacterial treatment ON led
L17 Fast heating FUNCTION ACTIVATION LED
L18 Manual function activation LED
L19 Auto function activation LED
1
3 .3 . 1 Display
Il display a 4 cifre 7 segmenti permette la visualizzazione di:
The 4-digit 7-segment display allows to display:
− regulating temperature
− outdoor air temperature
− alarm code (in case of active alarm)
− operating hours
− current time
− current water temperature
− status of the Inputs / Outputs.
13
STARTING AND USE
L19 L18 L17 L16 L15
5D
2D
L8
L9 L10 L11 L12
L13
L14

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