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For the installation of the appliance, please comply with the safety rules and regulations contained in these instructions
High temperature hazard
Moving parts hazard
Voltage hazard
Danger: Disconnect voltage
Generic danger
Useful information and notices
i
30
Index
17.
Warnings regarding documentation ......................................31
17.17. Use in compliance with destination ............................................. 31
17.2.
Preservation of the documentation ............................................ 31
18.
Fundamental safety regulations ..............................................31
19. Product
identification ...................................................................31
20.
Warnings regarding safety and installation regulations 32
21. Installation
.......................................................................................32
21.1.
Choice of the place of installation ..................................................32
21.2. Positioning ...............................................................................................32
22 Hydraulic
circuit
22.1.
Hydraulic circuit inside the VXT heat pump ..............................34
22.2. VXT external hydraulic circuit (components not supplied) .34
23.
Position of hydraulic connections ............................................34
24. Electric
connections ......................................................................35
24.1.
Electric lines and data ........................................................................35
24.2. Connection to the power supply network ..................................35
24.3. Connection to remote control ........................................................35
24.4. Connection of external air temperature probe for
compensation, see TAB. 11 ..............................................................35
24.5. Connection of additional module for temperature and
humidity control (KTU) seeTAB.11 .................................................35
24.6. Solar heating kit connection (KST) seeTAB.12 .........................35
25. Commissioning ................................................................................36
25.1.
Preparation for commissioning .....................................................36
25.2. Commissioning ......................................................................................36
25.4. Plant draining .........................................................................................37
26. Maintenance ....................................................................................37
26.1.
Warnings regarding maintenance ..............................................37
26.2. Extraordinary
maintenance .............................................................37
27. Improper
use ....................................................................................38
27.1.
Important information regarding safety ....................................38
28. TABLES ...............................................................................................39
28.1.
TAB.1
panelling (colour RAL 9002) ..............................................39
28.2.
TAB.2
6-8-10 single-phase electric box ......................................40
28.3.
TAB.3
6-8-10 single-phase electric box
with integration resistances kit ..................................................... 41
28.4.
TAB.5
6-8-1014-16 three-phase electric box ..........................42
28.5.
TAB.6
6-8-1014-16 three-phase electric box
with integration resistances kit ......................................................43
28.6.
TAB.4
VXT M 6-8-10 with soft start and geothermal pump .......44
28.7.
TAB.5
VXT T 6-8-10-14-16 with geothermal pump ...............45
28.8.
TAB.6
VXT M 6-8-10 with soft start and well valve ..............46
28.9.
TAB.7
VXT T 6-8-10-14-16 with well valve ................................. 47
28.10.
TAB.8
key .................................................................................................48
28.11.
TAB.9
external air temperature probe
for compensation (SAE) .....................................................................49
28.28.
TAB.10
PGD0 (name of new kit) .....................................................50
28.13.
TAB.11
KTU additional module for temperature and humidity
control
(ACCESSORY) ......................................................................... 51
28.14.
TAB.28
KST Solar heating kit (ACCESSORY)...........................52