©
HDG Bavaria GmbH 06/2008
HDG Euro V3.0 with HDG Lambda Control 1 - V 1 - en
5 Cleaning and maintaining the HDG Euro – How to proceed
57
Cleaning the primary air inlets
1.
Allow the fire in the boiler to burn out.
✎
See section “4.1 Overview of the controls and display
components” in chapter “4 Using the HDG Euro”.
2.
Press the
“Reload”
button.
3.
Open the filling hatch (1).
4.
Use a suitable tool to clean the primary air inlets of dirt.
5.
Vacuum each primary air inlet with a vacuum cleaner until
cleared.
6.
Close the boiler in the reverse sequence.
✓
The cleaning of the primary air inlets is completed.
The operating status of the HDG Euro must be indicated with
“
Heat production off
” in the display of the HDG Lambda
Control.
Caution!
Danger of burns from hot surfaces.
The surfaces of the boiler can be hot. Even when turned off, they
only cool down slowly.
Do not start with the maintenance work until the surfaces have
cooled down.
Figure 5/19 - Cleaning the primary air inlets
1
2
