Possible Connections: 1 Or 2 Circuits - DeDietrich MIT-M /E Installation, User And Service Manual

5 Installation
Fig.16
G1"
B B
Ø 20mm
B1
1 Thermostatic mixing valve
2 Safety unit
Tab.18
Hydraulic outlet
A
24 MIT-M
5.6.2
G1" G1"
A
Ø 20mm
A0
Circuit
A0
Direct zone: radiators
A
A0
Direct zone: underfloor
heating
DHW
Domestic hot water pro­
duction

Possible connections: 1 or 2 circuits

G1" G1"
A
Ø 16mm
3
A0
1
2
DHW
3 Heating/domestic hot water reversing valve
Connections to be made
Caution
In case of a direct circuit with radiators fitted with ther­
mostatic valves, install a differential valve to ensure flow.
Install an automatic air vent at the highest point on the heating circuit.
Install two isolation valves.
Install the HK150 differential valve if thermostatic valves are present
on the radiator circuit.
Install an automatic air vent at the highest point on the heating circuit.
Install two isolation valves.
Install the safety thermostat wiring kit for direct underfloor heating
HA255.
Install a domestic water thermostatic mixing valve (not supplied) on
the domestic hot water tank outlet (mandatory for France).
Install the kit comprising the heating/DHW reversing valve + domestic
hot water sensor EH812.
Install a safety unit on the domestic water inlet.
G1" G1"
G1"
Ø 20mm
7756241 - v02 - 19062020