Commissioning The Package (Initial Check); Hydronic Module Hydraulic Diagram - Immergas MAGIS PRO ERP Instruction And Recommendation Booklet

3
COMMISSIONING THE
PACKAGE (INITIAL
CHECK)
To commission the package, you must:
- make sure that the declaration of conformity
for installation is supplied with the appliance;
- check connection to a 230V-50Hz power
mains, correct L-N polarity and the earthing
connection;
- make sure the central heating system is filled
with water and the hydronic module pressure
gauge reads a pressure of 1÷1.2 bar;
- make sure the chiller circuit has been filled

3.1 HYDRONIC MODULE HYDRAULIC DIAGRAM

3-1
according to what is described in the Audax
Pro condensing unit instructions booklet;
- check the operation of the main switch located
upstream of and on the hydronic module.
- ensure activation of all adjustment devices;
- check the production of domestic hot water;
- check sealing efficiency of water circuits;
Even if just one single safety check provides a
negative result, do not commission the system.
20
Key:
1 - System cut-off tap
2 - 3 bar safety valve
3 - Hydronic unit circulator
4 - Vent valve
5 - System draining valve
6 - Liquid phase detection probe
7 - System flow meter
8 - System expansion vessel
9 - Return probe
10 - Plate heat exchanger
11 - Vent valve
12 - Central heating integrated electric
resistance (optional)
13 - Central heating manifold
14 - Flow probe
15 - System filling cock
16 - Three-way valve (motorised)
17 - By-pass
18 - System with inspectable filter cut-off
fitting
19 - System cut-off tap
LP - Chiller line - liquid phase
GP - Chiller line - gaseous phase
RU - Storage tank unit return
MU - Storage tank unit flow
RR - System filling
R - System return
M - System flow