Buderus Logano GE515 Installation And Maintenance Instructions Manual page 30

8 Boiler block assembly
SYSTEM DAMAGE
through deposits, local overheating, noise
and corrosion.
CAUTION!
Flush existing systems before
connecting the boiler.
Prevent boiler damage by installing de-
sludging equipment into the system
return.
The weld neck flange is fitted to the upper boiler hub
(Fig. 28, [3] – return connection) when the return is
installed later.
The illustration shows the weld neck flange and the flat
gasket (Fig. 28, [4] and [5]).
The flow connection flange (Fig. 28, [1]) and the flat
gasket (Fig. 28, [2]) are required for the flow
connection which is fitted later.
USER NOTE
You may order the boiler safety equipment
assembly (accessory) separately from
Buderus.
SYSTEM DAMAGE
through temperature stresses.
CAUTION!
Never fill the heating system during
operation via the KFE tap on the boiler.
Instead use only the fill cock in the
pipework (return) of the heating
system.
Install a fill cock into the heating system
pipework (return).
30 Logano GE515 - We reserve the right to make any changes due to technical modifications.
1
Fig. 28 Install the connection flanges
2
3 4 5