HDG Turbotec 50 L, Operation Manual

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6 Using the heating system – Switching the heating system on
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• Re-activation button for the safety temperature limiter (STB)
– The safety temperature limiter (STB) protects the heating
system. The STB is activated when the boiler temperature is too
high. When the boiler temperature has dropped to approx. 80
°C, the safety temperature limiter has to be reset by pressing
the reset button. The fault is automatically reset.
6.2 Switching the heating system on
R
EQUIREMENTS
See chapter “5 Starting the system”.
E
MERGENCY HEATING SWITCH
The system is connected to the mains supply through an emergency
heating switch (provided by the customer) or through a circuit
breaker in the mains distribution box of the home.
1. Switch on the heating system at the corresponding circuit breaker
or the emergency heating switch provided by the customer.
The heating system is now under voltage.
The control is activated.
The heating system is switched on and ready for operation.
Caution!
In order for the heating system to be switched on, it must first have
been put into service by an authorised specialist.
Danger!
Danger from electrical current or voltage!
The heating system can only be completely de-energised by
switching off the mains circuit breaker or the emergency heating
switch.