System-Wide Functions; Automatic Summer Time/Winter Time Changeover; Frost Protection; Forced Operation Of The Pumps - Samson TROVIS 5433 Mounting And Operating Instructions

System-wide functions

7 System-wide functions
7.1

Automatic summer time/winter time changeover

The clock is automatically adjusted on the last Sunday in March at 2.00 h and on the last
Sunday in October at 3.00 h.
Function
Summer time/winter time
changeover
7.2

Frost protection

The heating system is automatically monitored for frost.
The following activation criteria and frost protection measures apply:
Activation criteria
Heating operation is active and the out-
door temperature falls below 3 °C.
Heating operation is either switched off at
the operating modes switch (
suspended in optimizing mode and the
outdoor temperature falls below 3 °C.
In weather-compensated or room temper-
ature dependent flow temperature control
(not fixed set point control), the flow tem-
perature falls below 5 °C.
DHW temperature falls below 5 °C.
Note! Frost-protection-induced operation of a pump, the heating circuit or the DHW circuit
only applies when the frost protection icon
7.3

Forced operation of the pumps

When the heating circuit pump has not been activated for 24 hours, forced operation of the
pump is started between 12.00 h and 12.01 h to prevent the pump from getting stuck when
it is not operated for a longer period of time.
The other pumps are operated between 12.01 h and 12.02 h.
60
EB 5433 EN
WE Configuration
1 CO-SYS -> F03 - 1
Frost protection measures
None
Controlled to a flow temperature set point of 20 °C.
, ) or Heating circulation pump and circulation pump are
switched on.
Controlled to a flow temperature set point of 20 °C for 5
minutes.
DHW storage tank is charged.
In the instantaneous system, a DHW temperature of 10 °C
is maintained.
appears on the display.