14
DIM A-BT ERP
12
13
INS
TALLER
US
ER
MAINTEN
AN
CE
TECHNI
CI
AN
TECHNI
CAL
D
AT
A
Key:
1 - Flow temperature thermometers
2 - Hydraulic manifold
3 - Drain fitting
4 - Zone 1 pump
5 - Zone 2 flow probe
6 - Zone 2 safety thermostat
7 - Electrical connection box
8 - Zone 2 3-way mixing valve
9 - Zone 2 mixing valve motor
10 - Zone 2 pump
11 - Zone 1 “Europa” one-way valve
RZ1 - Direct zone 1 return
RZ2 - Mixed zone 2 return
MZ2 - Mixed zone 2 flow
MZ1 - Direct zone 1 flow
Key:
1 - Flow temperature thermometers
2 - Hydraulic manifold
3 - Drain fitting
4 - High-temperature zone pump
5 - Zone 2 low-temperature safety thermostat
6 - Zone 2 low-temperature flow probe
7 - Electrical connection box
8 - Low-temperature zone 1 3-way mixing valve
9 - Low-temperature zone 1 mixing valve motor
10 - Low-temperature zone 2 3-way mixing valve
11 - Low-temperature zone 1 safety thermostat
12 - Low-temperature zone 1 flow probe
13 - Low-temperature zone 1 circulator
14 - High-temperature zone “Europa” one-way valve
15 - Low-temperature zone 2 mixing valve motor
16 - Low-temperature zone 2 circulator
RZ1 - Direct zone 1 return
RZ2 - Mixed zone 2 return
RZ3 - Mixed zone 3 return
MZ2 - Mixed zone 2 flow
MZ3 - Mixed zone 3 flow
MZ1 - Direct zone 1 flow
DIM 1 zone A-2BT ERP