Baxi Main Combi 24 HE Installation And Service Instructions Manual page 21

Blanking Plate
© Baxi Heating UK Ltd 2011
Flue Duct Adaptor
Boiler Adaptor
Air Duct Adaptor
Gasket
Restrictor
Gasket
8.0 Flue Options
For Twin Flue Systems fit the adaptors as follows:-
8.4 Flue Duct Adaptor
1. Engage the flue duct adaptor on the boiler adaptor,
making sure that it is pushed down as far as possible.
8.5 Air duct adaptor
1. Undo the screws securing the blanking plate to the boiler
top panel. Discard the plate.
2. There are three restrictor plates supplied in the kit. One
marked '23' and one marked '27', these can be discarded
The third restrictor MUST be positioned as shown in the
diagram below.
3. Take one of the gaskets supplied in the kit and place on
the boiler top panel.
4. Align the restrictor as shown. Position the second gasket
over the restrictor.
5. Using the screws previously removed secure the inlet
adaptor to the top panel.
6. Continue to fit the twin flue system.
Position of Restrictor
21