DeDietrich MIV-4S AWHP 6 MR-3 User Manual page 11

Fig.3 Symbols used on the connection la­
bel
1
G1"
3
A
G1" 5
A
7
G3/4"
G3/4"
9
3/8"
34-42 Nm
5/8"
69-82 Nm
7682850 - v02 - 09012018
2
G1"
4
B
6
G1"
B
G3/4"
8
G3/4"
10
11
12
MW-3000554-02
1 Sensor cable - low voltage
2 Power supply cable 230 V / 400 V
3 Heating circuit flow
4 Circuit B flow
5 Heating circuit return
6 Circuit B return (optional)
7 Connection for recirculation
8 Domestic hot water outlet
9 Flow to boiler back-up
10 Return from boiler back-up
11 Domestic cold water inlet
12 Drain valve
13 Safety valve
14 3/8" refrigerant fluid connection – liquid line
15 5/8" refrigerant fluid connection – gas line
2 Symbols used
MIV-4S 11