43
LLeevviilllliinngg iinntteerrnnaall uunniitt
Position the internal unit on a flat, level surface.
Adjust the support feet.
HHyyddrraauulliicc ccoonnnneeccttiioonn sscchheem
maa
Make sure that the safety devices are installed on the DHW circuit, safety and thermostatic valve (provided
by the client) the latter when the anti-Legionella function is enabled.
IInn tthhee ttiigghhtteenniinngg ooppeerraattiioonnss aallwwaayyss uussee tthhee
wwrreenncchh aanndd bbaacckkuupp wwrreenncchh..
1
Domestic Hot Water output
2
Water input
3
System water return
4
System water outlet
5
Refrigerant line (gas)
6
Refrigerant line (liquid)
7
Domestic Hot Water recirculation
8
Solar system return (option)
9
Solar system outlet (option)
Vent
Cut-off valves
Anti-vibration joints
Indicative plumbing diagram
The system components must be defined by Designer and Installer (ex. expansion tanks, vents, taps,
calibration/safety valves etc.)
IInnddiissppeennssaabbiillee ccoom
mppoonneennttss ssyysstteem
m ((nnoott ssuupppplliieedd))
CC..CC.. CCoom
mppoonneennttss pprroovviiddeedd bbyy CCuussttoom
meerr
AA
System valve
II..AA..
Aqueduct input
FF
Water filter (supplied as standard)
FF..II..
System filter (provided by the customer)
M
M
Pressure gauge
PP.. AA.. Descaler protection
PPSS Solar pump
PPRR
Recirculation pump
RRIIDD Pressure reducing valve
VVEEAACCSS Domestic hot water expansion tank
VVSSAACCSS Domestic hot water safty valve
VVEESS Solar expansion tank
VVRR Check valve
VVTT Mixing valve thermostatic
WateR connectionS
7. WATER CONNECTIONS
