Checking The Condensate Drain And Cleaning The Siphon - Viessmann Vitodens 050-W BP JD Installation And Service Instructions Manual

Commissioning, inspection, maintenance
Further details regarding the individual steps

Checking the condensate drain and cleaning the siphon

A
1. Unclip burner control unit A and
remove. Protect against escaping
condensate.
2. Pull siphon B upwards out of the
drain connection.
3. Remove supply hose C from siphon
B.
4. Clean siphon B.
5. Refit supply hose C.
42
C
B
6. Refit siphon B to the drain connec-
tion.
7. Install burner control unit A. Check
plugs for correct seating.
8. Fill siphon B with water. For this,
pour approx. 0.3 l of water into the
combustion chamber.
9. Check that condensate can drain
freely and that the connections are
tight.
(cont.)