12 Decommissioning; Disassembly; Recommissioning - Baxi 424 Combi 2 Installation And Service Manual

12 Decommissioning

12.1

Disassembly

12.2

Recommissioning

Warning
Only competent persons are authorised to work on the boiler
and the heating system.
Proceed as follows to disassemble the boiler:
1. Switch off the boiler.
2. Disconnect the power supply to the boiler.
3. Close the gas valve to the boiler.
4. Close the inlet cock for domestic cold water in the boiler.
5. Tap domestic water by opening a cock to relieve pressure from the
domestic water circuit.
6. Drain the heating installation.
Warning
If the boiler was in operation, wait for the water contained in the
heating installation to cool down.
7. Remove the pipe connecting the boiler to the chimney and close the
connection with a plug.
8. Unscrew the hydraulic and gas connections in the lower part of the
boiler.
Warning
Moving the boiler is a job for two people.
Warning
Only competent persons are authorised to work on the boiler
and the heating system.
Should you need to recommission the boiler, follow the instructions for
disassembly in the reverse order.
12 Decommissioning
Combi 2 77