Quick Start Manual

13.0 Changing Components

13.27 Heat Exchanger Insulation Pads (Fig. 73)

1. Remove the fan and condensate trap (see section

13.21 and 13.24).

2. Remove the burner (see section 13. 25).

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

insulation pads.

6. Check combustion box seal for damage, replace if

necessary.

7. Fit the new insulation pads and reassemble in

reverse order.

Fig. 73

Central Insulation Panel

Lower Insulation Panel

Upper Insulation Panel

Burner

Combustion Box Base

Support Bracket

Burner Securing Screws

Combustion Box Base

Securing Bolts

100 & 80 HE

Burner