Installation instructions S-HR series page 27
1 STREBEL S-HR unit
2 expansion tank
3 outside sensor
ARV1205U
4 drain points
5 Brain thermostat
AA1RT15G
6 by-pass
tra
thermostatic radiator valve
14.2 radiator installation with thermostat valves only
connecting of the unit to a radiator installation with thermostat valves only
figure 19
1
2
3
4
5
6