Potterton Promax 15 HE Installation And Servicing Instructions page 35

Central Insulation Panel
Upper Insulation
Pad
Lower Insulation
Pad
Burner Securing
Screws
Supplied By www.heating spares.co Tel. 0161 620 6677
Fig. 62
Burner
Combustion
Box Base
Support Bracket
Combustion Box Base
Securing Screws
13.0 Changing Components
13.14 Heat Exchanger Lower Insulation
Pad
(Fig. 62)
1. Remove all components in the base of the
airbox.
2. Remove the burner (see section 13.12).
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.
13.15 Heat Exchanger Upper Insulation
Pad
(Fig. 62)
1. Remove all components in the base of the
airbox.
2. Remove the burner (see section 13.12).
3. Remove the heat exchanger
(see section 13.13).
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.
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