Checking The Condensate Drain And Neutralising System (If Installed); Checking The Burner Gauze Assembly - Viessmann Vitocrossal 300 Service Instructions Manual

Commissioning, inspection, maintenance
Cleaning and reconnecting the condensate drain...
A B
Fig. 14
1. Disconnect drain hose
2. Clean the inside of the condensate drain system
(hose, pipes).
3. Clean the neutralising system (if installed) in
accordance with the manufacturer's instructions.
Neutralising system operating instructions
Note
The neutralising agent can be ordered with part
no. 9521702.

Checking the condensate drain and neutralising system (if installed)

Fill water into the combustion chamber.
Note
The water must flow from the condensate drain pipe
without backing up.
If necessary, clean the condensate drain pipe again.

Checking the burner gauze assembly

Installation instructions for burner components
18
.
C
(cont.)
C
E
D
4. Undo and flush lower part
5. Fill lower part of siphon
D
6. Fasten the 4 quarter-turn rotary latches
remount lower back panel
of siphon .
D E
with water and refit.
E
and
B
A .