Regulation system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
User interface, Room control unit (option) and
Room thermostat (option)
38
Description of the display
40
Temperature control
40
Set to
40
Parametering the setting
42
General
42
Setting parameters
42
Recommended settings according
to the heat emitters installation
42
List of function lines
(settings, diagnosis, status)
43
Overall hydraulic layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Electrical wiring diagrams
. . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Faults displayed on the hydraulic unit
62
Information display
63
Maintenance of the installation . . . . . . . . . . . . . . . . . . . . . . . . 66
Hydraulic checks
66
Maintenance of the DHW tank
66
Emptying the hot water tank
66
Descaling
66
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Emptying the hydraulic unit
67
Distribution valve
67
Instructions for the user . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Quick-start procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Faults displayed on the single phase outdoor unit
64
Faults displayed on the 3-phase outdoor unit
65
Checking the outdoor unit
66
Electrical checks
66
ACI check
67
Start-up check-list
68
Before starting-up
68
Starting-up
69
Settings sheet
70
Start-up data sheet
71
Installation and operating manual "1572 - EN"
- 3 -
Heat pump air/water split 2 services alféa excellia duo
