Baxi Barcelona System Installation And Servicing Instructions page 37

13.0 Changing Components - Page 37
13.23 Heat Exchanger Lower Insulation Pad (Fig. 73)
1. Remove all components in the base of the airbox.
2. Remove the burner (see section 13.21).
3. Remove the four bolts securing the combustion box base.
4. Remove the combustion box base.
5. Pull the central insulation panel down from the centre of
the heat exchanger and remove the lower insulation pad.
6. Fit the new insulation pad and reassemble in reverse
order.
13.24 Heat Exchanger Upper Insulation Pad (Fig. 73)
1. Remove all components in the base of the airbox.
2. Remove the burner (see section 13.21).
3. Remove the heat exchanger
(see section 13.22).
4. Remove the four bolts securing the combustion box base.
5. Remove the combustion box base.
6. Pull the central insulation panel down from the centre of
the heat exchanger.
7. Fit the new insulation pad and reassemble in reverse
order.