66
For pump speed, see page 139.
In conjunction with a wall mounted oil/gas boiler
Codes required at the boiler and heating circuit control unit
Code Function
53:3 System without DHW circulation pump:
The circulation pump for cylinder heating
4
is connected to
output
sK
of internal extension H1 or H2
5b:1 Internal diverter valve without function
(DHW cylinder connected downstream of the low loss
header)
System examples
System example 9
(cont.)
5414 620 GB
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