DeDietrich AWHP-2 MIT-IN-2 iSystem Installation And Service Manual page 40

4. Installation
21
1
BUS
38
n Example of connecting a system with MIT-IN-2/H
51 51
64
115
65
44
23
27
27
°C °C °C °C
9 9 9 9
52 52
11b
11a
EA63 10 EA61
EA59
51
64
2
Outdoor unit
A
Inside module with hydraulic back-up
Z
boiler back-up
E
DHW tank
R
3-bar safety valve
3
Pressure gauge
4
Automatic air vent
7
Isolating valve
9
Automatically regulated electronic pump for direct heating
11a
circuit
Pump for heating circuit with mixing valve
11b
Closed expansion vessel
16
Drain cock
17
Filling the heating circuit
18
Exterior temperature sensor
21
Boiler temperature sensor
22
Mixing valve outlet temperature sensor
23
DHW calorifier exchanger primary inlet
24
DHW calorifier heat exchanger primary outlet
25
DHW load pump
26
Non-return valve
27
AWHP-2 MIT-IN-2 iSystem
4
3
M003026-C
25/06/2014 - 7616371-001-04