Art.-Nr. 907.75.02.00
Stand 07/2019
- 17 -
GB
7
O p e r a t i o n
7.1
Control unit
Please refer to the separate manual for operation of the control unit.
7.2
Gravity brake
A gravity brake is integrated in the return flow circuit to prevent incorrect circulation in the
primary circuit.
7.3
Temperature sensor/flow sensor
An immersion sensor positioned directly in the medium of the secondary circuit is used to
ensure fast temperature measurements with best-possible accuracy.
Caution!
Always bleed the system
before replacing the temperature
sensor [6] and the flow sensor [14].
Observe the flow direction when
replacing the flow sensor.
Flow sensor
Temperature
sensor
gravity
brake
