Technical Manual

9
5470 954 v1.1
Vitocell 100-VH/-BH Technical Data
System Design
Installation Example
Legend
A Spring-loaded flow check valve
B Discharge pipe
C Anti-scald tempering valve (field supplied)
SV Shut-off valve
FV Flow check valve
PR Pressure reducing valve
D Drain
DCW Cold water supply lines
PGC Pressure gage connection
E Precharged expansion tank (required where backflow
preventer is installed; check local plumbing codes
and requirements)
BP1 Backflow preventer
BP2 Backflow preventer
T&P Temperature and pressure relief valve
DW Water filter
DHW Domestic hot water supply
RP Recirculation pipe
RPU Recirculation pump
Heating system connection