Units 18-30 Kw: Application 2 - Immergas MAGIS M4-30 Use And Installation

8.5 UNITS 18-30 KW: APPLICATION 2.

Space heating without a room thermostat connected to the unit. The domestic hot water tank is connected to the unit and
the tank has the solar heating system.
20
1
1.3
1.5
1.7
1.2
1.1
Code
1 Heat pump
1.1 Pressure gauge
1.2 Pressure relief valve
1.3 Expansion vessel
1.4 Plate heat exchanger
1.5 Air purge valve
1.6 Flow switch
1.7 P_i: Circulation pump inside the unit
2 Y-shaped filter
3 Shut-off valve
4 Control panel
6 Discharge valve
7 Filling valve
8 Balance tank
8.1 Air purge valve
8.2 Discharge valve
NOTE
The volume of the balance tank (8) must be greater than 40 L. The drain valve (6) must be installed in the lowest position
of the water system. The pump (10) must be controlled by the heat pump and connected to the corresponding port of
the unit (Chap. 9.7.6 Connection for other components/For the external circulation pump P__o).
1.6
2 3
6 7
1.4
Assembly unit
21
4
9
8.1
10
8.2
8
FHL1
Code
9 Expansion vessel
10 P_o: External circulation pump
11 Manifold/distributor
12 Domestic hot water tank
12.1 Air purge valve
12.2 Coil of heat exchanger
12.3 Booster heater
13 T5: DHW tank temperature sensor
14 Hot water cock
15 P_d: DHW pump
16 One-way valve
17 Bypass valve
18 SV1: 3-way valve
20 Solar energy kit
21 P_s: Solar pump
FHL
Floor heating circuit
1... n
40
12
14
13
12.1
15
12.1
12.3
16
12.2
11
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FHL2 FHLn
Assembly unit
17