4
EN
Cod. 3542B230 - Rev. 00 - 02/2022
OMNIA S HYBRID H 3.2
10. SETTINGS TO ENTER BEFORE STARTING UP ...............................................63
10.1 Dip switch setting on indoor unit hydronic board ........................................................63
10.2 Dip switch setting of outdoor unit cooling circuit board ..............................................64
10.3 Climatic curves ...........................................................................................................65
10.3.1 Temperature curves for heating mode and ECO heating mode . . . . . . . . . . . 65
Climatic curve 9 in heating mode settable by the user . . . . . . . . . . . . . . . . . . . . . 66
10.3.2 Temperature curves for cooling mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Climatic curve 9 in cooling mode settable by the user . . . . . . . . . . . . . . . . . . . . . 67
11. COMMISSIONING ..................................................................................................68
11.1 Heat pump commissioning .........................................................................................68
11.1.1 Preliminary heat pump checks. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Refrigerating part. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
11.2 Commissioning the boiler ...........................................................................................68
11.2.1 Boiler preliminary checks. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
11.2.2 First boiler switch-on . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
11.2.3 Successive boiler switch-ons. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
11.2.4 Transformation of boiler gas feed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
11.2.5 Checking the boiler combustion values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Boiler calibration procedure [AUTO SETUP]. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
11.2.6 Boiler test mode [Test] . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
11.3 Final check before turning on the unit ........................................................................70
11.4 Turn on the unit ...........................................................................................................70
11.5 System delivery water setpoint setting .......................................................................70
11.5.1 Heating mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
11.5.2 Cooling mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
11.6 Setting DHW temperature production .........................................................................71
12. TROUBLESHOOTING ...........................................................................................72
12.1 General guidelines .....................................................................................................72
12.2 General symptoms .....................................................................................................72
12.3 Heat pump error codes ...............................................................................................74
12.4 Boiler fault codes ........................................................................................................77
13. MAINTENANCE ......................................................................................................79
13.1 Access to internal components ...................................................................................80
13.2 Water load and system hydraulic pressure adjustment ..............................................81
13.3 Periodic maintenance of the heat pump .....................................................................81
13.4 Unscheduled maintenance and replacement of heat pump components .................82
13.4.1 Heat pump circulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
13.5 Periodic boiler maintenance .......................................................................................83
13.6 Unscheduled maintenance and replacement of boiler components ...........................83
13.6.1 Replacement of the boiler gas valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
13.6.2 Replacement of the boiler main heat exchanger. . . . . . . . . . . . . . . . . . . . . . . 83
13.6.3 Replacement of the boiler electronic board. . . . . . . . . . . . . . . . . . . . . . . . . . . 84
13.6.4 Replacement of boiler fan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
13.6.5 Replacement of boiler pressure transducer. . . . . . . . . . . . . . . . . . . . . . . . . . . 85
14. WIRING DIAGRAM ................................................................................................86
15. REFRIGERANT DIAGRAM ...................................................................................87
The original documentation is written in Italian. All other languages are translations.
The manufacturer declines all responsibility for any inaccuracies in this manual due to printing or typing errors.
The manufacturer reserves the right to modify the products contents in this catalogue without previous notice.
