Table of Contents
Advertisement
EN
Hydraulic connection diagrams for Demetra: use only for heating.
20
Hand wood boilers must be equipped with an open expansion tank. Any other assembly
layout is forbidden.
LEGEND
Fig. 21 - Connection 1
Fig. 21 page 20
VEA
Open expansion tank
IR
Heating system
AI
System supply
SI
Flue damper
VR
Check valve
PI
System pump
RI
System return
SC
System drain
TS
Safety pipe
DEMETRA
Advertisement
Table of Contents
