Checking The Condensate Drain And The Neutralising System (If Installed); Closing The Boiler Door - Viessmann VITOCROSSAL 300 Service Instructions Manual

Commissioning, inspection, maintenance
Further details regarding the individual steps
C
B
D
1. Undo and flush lower section A of
siphon B; clean the inlet connector
of siphon B with a brush.
2. Fill lower section A of the siphon
with water and refit.
Checking the condensate drain and the neutralising system (if
installed)
Add water to the combustion chamber.
The water must flow from the conden-
sate drain pipe without back pressure.

Closing the boiler door

1. Tighten the screws on the boiler door
evenly and diagonally.
Adjusting the burner
Observe the burner manufacturer's
instructions.
16
A
(cont.)
3. Clean the neutralising system (if
installed) in accordance with the
manufacturer's instructions.
Neutralising system operating
instructions
Note
The neutralising agent can be
obtained from Viessmann by quoting
part no. 9524 670.
4. Pull off hose C and fit siphon B to
the condensate drain.
5. Refit hose D of the neutralising sys-
tem to the siphon.
If necessary, clean the condensate drain
pipe again.
2. Mount the gas supply pipe and check
for tightness.