22
Note
Clean the condensate drain pipe and trap at least once
a year.
B
D
A
C
Fig. 15
1.
Disconnect drain hose for neutralising system
C
from trap
B
.
2.
Connect cleaning hose
D
to the trap and route it
to the drainage system.
3.
Clean the inside of the condensate drain pipe
(hose, pipes).
4.
Clean the neutralising system (if installed) in
accordance with the manufacturer's instructions.
Neutralising system operating instructions
Note
Neutralising agent can be obtained from
Viessmann by quoting part no. 9521702.
5.
Undo and flush lower section
A
of trap
B
.
6.
Fill lower section
A
with water and secure.
7.
Reconnect drain hose for neutralising system
C
to
trap
B
. Route the drain hose without kinks and
with a constant fall.
Checking the condensate drain and neutralising system (if installed)
1.
Fill the combustion chamber with water.
Note
The water must flow from the condensate drain
pipe without backing up.
If necessary, clean the condensate drain pipe
again.
2.
Check entire condensate drain pipe for leaks.
Commissioning, inspection, maintenance
Cleaning the condensate drain pipe system and trap
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