Nimbus Compact M NET R32 Installation Manual UK
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Description of the system<br />
2.2 Indoor unit (IDU)<br />
2.2.1 Structure<br />
The indoor unit supplied is one of the following models:<br />
– NIMBUS FS-<strong>UK</strong> M <strong>R32</strong><br />
– NIMBUS FS-L-<strong>UK</strong> M <strong>R32</strong><br />
General structure<br />
The indoor unit is made up of two compartments that can be opened on the front to allow for accessing, inspecting and performing<br />
maintenance on the internal components.<br />
2<br />
6<br />
1<br />
21<br />
3<br />
5<br />
13<br />
20<br />
4<br />
19<br />
7<br />
8 11<br />
9<br />
10<br />
18<br />
14<br />
17<br />
12<br />
15<br />
14<br />
16<br />
1 Expansion vessel<br />
2 Heating element<br />
3 Automatic air relief valve (heating element)<br />
4 Immersion temperature sensor (flow)<br />
5 <strong>Manual</strong> reset safety thermostat<br />
6 Space heating flow<br />
7 Multifunctional magnetic filter<br />
8 Pressure gauge<br />
9 Safety valve<br />
10 Pressure transducer<br />
11 Automatic air relief valve (filter)<br />
Fig. 9<br />
12 Coil discharge<br />
13 Return from system<br />
14 Passive anode<br />
15 Indirect cylinder temperature sensor<br />
16 Indirect cylinder drainage valve with hose connector<br />
17 Temperature and pressure relief valve<br />
18 Storage active<br />
19 DHW flow<br />
20 Return to outdoor unit<br />
21 <strong>Manual</strong> air relief valve<br />
EN / 11
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