12
Commissioning
EN
MC 1
6
Commissioning
6.1
Commissioning the product
1. Apply pressure to the sys-
tem.
2. Fill and flush the heating
system via the pipes or
the boiler filling and drain
valves KFE (E).
3. Open the white hand
wheels (D) for filling and
flushing via the boiler fil-
ling and drain valves KFE
(E).
4. Open the return valve of
the first heating circuit (B).
5. Slightly open the flow
valve of the first heating
circuit (C).
6. Close all other valves (A).
7. Fill the heating system
with a maximum of 5 bar
and flush it.
8. Fully open the flow valve
(C) as soon as water flows
into the heating circuit.
9. Close the flow valve and
the return valve of the fil-
led heating circuit.
10.Repeat the above steps
for filling and flushing for
all other heating circuits.
A
B
C
A
E
Maximum 1
1
/
2
D
