INDEX
Dear Customer ..........................................................................................................................................................................................................4
General Recommendations .....................................................................................................................................................................................5
Safety symbols used ..................................................................................................................................................................................................6
Personal protective equipment ...............................................................................................................................................................................6
1
Installing the indoor unit .......................................................................................................................................................... 7
1.1
Description of the product. ............................................................................................................................................................................7
1.2
Installation warnings .....................................................................................................................................................................................7
1.3
Indoor unit main dimensions ......................................................................................................................................................................10
1.4
1.5
Indoor unit hydraulic connection ...............................................................................................................................................................12
1.6
Connecting the chiller line ..........................................................................................................................................................................12
1.7
Electrical connection ...................................................................................................................................................................................13
1.8
Remote zone control (Optional) ..................................................................................................................................................................20
1.9
1.11 Humidistat ON/OFF (Optional) .................................................................................................................................................................22
1.13 Dominus (Optional) .....................................................................................................................................................................................23
1.14 Temperature control setting ........................................................................................................................................................................24
1.15 System filling .................................................................................................................................................................................................25
1.16 Operating limits............................................................................................................................................................................................25
1.17 Indoor unit start-up (ignition) ....................................................................................................................................................................26
1.18 UPM4 circulation pump ..............................................................................................................................................................................27
1.20 Kits available on request ...............................................................................................................................................................................30
1.21 Main components .........................................................................................................................................................................................31
2
2.1
General recommendations ..........................................................................................................................................................................32
2.2 Cleaning and maintenance ..........................................................................................................................................................................33
2.3 Control panel ................................................................................................................................................................................................33
2.4
System use ......................................................................................................................................................................................................33
2.5 Operating mode ............................................................................................................................................................................................36
2.6 Parameters and information menu.............................................................................................................................................................43
2.7
Fault and anomaly signals ............................................................................................................................................................................57
2.9
Draining the system .....................................................................................................................................................................................65
2.10 Emptying the D.H.W. circuit .......................................................................................................................................................................66
2.11 Storage tank draining ...................................................................................................................................................................................66
2.12 Cleaning the case ..........................................................................................................................................................................................66
2.13 Permanent shutdown ...................................................................................................................................................................................66
3
3.1
General recommendations ..........................................................................................................................................................................67
3.2
Initial check ...................................................................................................................................................................................................67
3.3
3.4
Finned air coil maintenance ........................................................................................................................................................................68
3.5
Hydraulic diagram .......................................................................................................................................................................................69
3.6
Wiring diagram ............................................................................................................................................................................................71
3.7
System filter ...................................................................................................................................................................................................78
3.8
Troubleshooting ...........................................................................................................................................................................................78
3.9
P.C.B. programming ....................................................................................................................................................................................79
3.10 First ignition parameter setting ..................................................................................................................................................................92
2