Cola TERMO-FOCUS M Manuel D'installation, D'utilisation Et D'entretien page 71

Plumbing components
6.6
Key:
2- - Membrane expansion tank
3- - System drain cock
4- - Safety valve
5- - System filling connection
6- - Heating circulating pump
7- - Heating chamber - pump return
8- - Pressure transducer
9- - Expansion tank connection
10- - Air venting valve
11- - Delivery pipe
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TERMO-FOCUS M