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combination boiler -
Installation and Servicing
5 9 COMBUSTION CHAMBER INSULATION REPLACEMENT
The insulation boards used in the combustion chamber of
this product are made of high temperature glass fibres with a
binder of organic and inorganic materials.
Caradon Ideal Limited recommend that, for your own comfort
and safety and to comply with good working practice, the
procedure described below is followed:
1.
Refer to Frame 49.
2.
Remove the casing. Refer to Frame 41.
3.
Remove the expansion vessel and shield. Refer to Fr ame
43.
4.
Remove the combustion chamber. Refer to frame 47.
6.
Remove the heat exchanger. Refer to Frame 57.
6.
Remove the burner. Refer to Frame 54.
Prior to removal of the board the following protective
equipment should be worn:
•
Face mask
•
Gloves
7
8
5 8 DIVERTER VALVE ACTUATOR REPLACEMENT
1.
Refer to Frame 49.
2.
Remove the casing. Refer to Frame 41.
3.
Remove the expansion vessel and shield/air guide. Refer
to Frame 43.
4.
Isolate and drain the DHW and CH circuits. Refer to Frame
44.
5.
Unscrew the two DHW pipe nuts.
6.
Unscrew the two screws fixing the thermostatic actuator
and pull it upwards.
7.
Fit the new actuator and re-assemble in reverse order,
using new seals if necessary.
5
5
6
6
6
7.
Pull down the two retaining brackets of the rear insulating
chamber and remove it.
8.
Open the retaining brackets of the combustion chamber
and remove the front and sides insulation boards. The
replacement boards are supplied in a plastic bag. This
bag should be retained and the discarded boards should
now be placed into it.
9.
Fit new insulation boards.
10.
Remove the gloves and face mask and place them in the
plastic bag.
11.
Wash your hands and any areas of skin which may have
come into contact with any of the particles from the
insulation board.
12.
Re-assemble in reverse order.
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