7
1.0 Introduction
© Baxi Heating UK Ltd 2007
1.1 Description
1. The Main System HE range are fully automatic gas fired
wall mounted system boilers. They are room sealed and fan
assisted.
2. The boilers are set to give a maximum output of
18.9kW, 25.2kW or 29.3kW when in condensing mode.
3. They are designed for use on Natural Gas (G20) and can
be converted to use Propane.
4. The boiler incorporates a circulating pump and expansion
vessel. It is suitable for use only on fully pumped sealed
systems.
5. The boiler data badge gives details of the model, serial
number and Gas Council number and is situated on the
control box. It is visible when the case front panel is
removed (Fig. 1).
6. The boiler is intended to be installed in residential /
commercial / light industrial E.M.C. environments on a
governed meter supply only.
7. The boiler must be installed with one of the purpose
designed flues such as the standard horizontal flue kit, part
no. 5118489.
8. All systems must be thoroughly flushed and treated with
inhibitor (see section 6.1).
NOTE: There are several detail differences between
each model. Generally these do not affect the installation
or maintenance of the boiler, unless otherwise stated.
1.2 Contents of Pack
The pack contains:-
Boiler
Wall Plate (including taps)
Set of Pipe Connections
Template
Literature Pack
Data Badge
Fig. 1
Control Box
Case Front Panel