Airwell PAC BT Series, Installation And Operating Manual

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15
3 - WATER CONNECTIONS
3.1 - HYDRAULIC CONNECTION SCHEMA
In the tightening operations always use the wrench and backup wrench.
Indispensabile components system (not supplied)
A
System valve
I.A.
Aqueduct input
C.C.
Components provided by Customer
DEF
Dirt separator
F
Water filter
M
Pressure gauge
P. A.
Descaler protection
PS
Solar pump
RID
Pressure reducing valve
VEACS
Domestic hot water expansion tank
VEI
System expansion tank
VES
Solar expansion tank
VR
Check valve
VT
Mixing valve thermostatic
1 Domestic Hot Water output
2
Water input
3
System water return
4
System water outlet
5
Refrigerant line( liquid )
6
Refrigerant line ( gas)
8
Solar system input (option)
9 Solar system output (option)
10 Domestic Hot Water recirculation
Vent
Cut-off valves
Anti-vibration joints
PAC BT ODU