Heating device, preferably fuel-operated heating device, for a vehicle, and method for assembling a heating device

2:

• The heating device according to claim 1, wherein
• positioning of the catalytic converter element comprises fixing the spacer in the predetermined position in a force-fit manner.

3:

• The heating device according to claim 1, wherein
• the heat exchanger has a plurality of radially projecting heat exchanger fins, wherein the heat exchanger fins extend in a first region along a burner tube of the burner device and in a second region at least partially over the burner flange.

4:

• The heating device according to claim 1, wherein
• the heat exchanger has at least one step, wherein the step is configured to form-fittingly fix the catalytic converter element between the step and the spacer.

5:

• The heating device according to claim 1, wherein
• the spacer is formed as a single-piece sheet metal spring element.

6:

• The heating device according to claim 1, wherein
• the spacer has a wall thickness in a range from 0.2 mm to 2 mm.

7:

• The heating device according to claim 1, wherein
• the height of the spacer is between 5 mm and 25 mm.

8:

• The heating device according to claim 1, wherein
• the height of the spacer is configured such that, in the predetermined position, the catalytic converter element at least partially covers an air supply region arranged inside the burner flange.

9:

• The heating device according to claim 1, wherein
• the height of the spacer is configured such that an upper end of the catalytic converter element in the predetermined position is substantially at the same height as a lower end of the exhaust gas outlet.

10:

• The heating device according to claim 9, wherein
• the height of the spacer is configured such that the catalytic converter element in the predetermined position is at the greatest possible distance in the exhaust gas flow direction from a burner tube exhaust gas outlet arranged at a lower end of the burner tube.

11:

• The heating device according to claim 1, wherein
• the spacer is substantially c-shaped, such that the spacer has an opening region and the spacer is configured to be plugged onto and unplugged from the burner flange via the opening region in at least one of:
• the radial direction and the axial direction.

12:

• The heating device according to claim 1, wherein
• the spacer has a plurality of bending segments angled towards each other such that the spacer has a polygonal cross-section.

13:

• The heating device according to claim 1, wherein
• the spacer comprises a plurality of bending segments angled towards each other such that the spacer has at least one of:
• an elliptical and elliptical-open cross-section.

14:

• The heating device according to claim 12, wherein
• the spacer has a plurality of embossing regions each connecting two adjacent bending segments.

15:

• The heating device according to claim 1, wherein
• the spacer, on a side facing the burner flange includes at least one contact projections configured to form a supporting surface between the spacer and the burner flange.

16:

• The heating device according to claim 1, wherein
• the spacer has an inner circle diameter that is smaller than a diameter of the burner flange, such that the fitted spacer provides a restoring force to fix the spacer onto the burner flange in the predetermined position.

17:

• The heating device according to claim 1, wherein
• the catalytic converter element is comprises a substantially annular form.

18:

• The heating device according to claim 1, wherein
• the heating device comprises at least one of:
• a water heating device for heating water in a flushable volume of the heat exchanger and an air heating device for heating air in a flushable volume of the heat exchanger.