Switching Off The Heating System For Repair Work - HDG Euro 30 Operation Manual

6.5 Switching off the heating system for repair
work
6 Using the heating system – Switching off the heating system for repair work
1
Figure 6/28 - Chimney sweep test
✓
All heating components are activated for heating components.
✓
Do not test yet! is shown on the display
Pressing the Cancel test button (1) cancels the chimney sweep test.
12.Hold off with the test until the thresholds set for the boiler
temperature and for the combustion chamber temperature have
been exceeded.
✓
The display will then show Measurement done.
✓
The chimney sweep test can be started.
If you do not change the operating mode within 45 minutes, the
heating system will automatically return to the previous operating
mode.
1. Allow the fire in the boiler to burn out and cool off.
Important!
Frost danger
Only completely shut off the power to the heating system if the
danger of frost can be ruled out.
2. Switch the heating system off.
✎
See the "HDG Control" operating manual, chapter "5 Using the
control unit", section "5.3 Switching off the heating system".
There is still electrical voltage in the system.
3. Switch off the emergency heating switch (if installed) or the
corresponding mains electricity circuit breaker.
✓
The heating system is switched off and without current.
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