Installation Manual
64
5350 485 GB 08/2007
Starting a heating circuit and DHW heating/loading
Central heating and DHW
• Central heating active
• DHW will be loaded (subject to a DHW cylinder or combination boiler being installed)
• Frost protection for the boiler and the DHW cylinder is active
Press
Starting DHW only
Only DHW:
• No Central heating
• DHW will be loaded (subject to a DHW cylinder or combination boiler being installed)
• Frost protection for the boiler and the DHW cylinder is active
Press
Shutting down a heating circuit and DHW heating/loading
Standby mode…
• No Central heating
• NO DHW heating
• Boiler and DHW cylinder frost
protection.
Note
The circulation pump will be started for
short periods at regular intervals to prevent
it from seizing up. These intervals can be
modified by your heating contractor.
Press
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