Checking The Condensate Drain And Cleaning The Siphon; Checking The Neutralising System (Accessories); Checking The Active Charcoal Filter (Accessories) - Viessmann VITOLADENS 300-W Installation And Service Instructions Manual

Commissioning, inspection, maintenance
Further details regarding the individual steps

Checking the condensate drain and cleaning the siphon

A B C

Checking the neutralising system (accessories)

Check the pH value of the condensate
with a pH test strip. Replace the granu-
late if the pH value < 6.5.
Note
Part no. for pH test strips: 9517 678.

Checking the active charcoal filter (accessories)

Note
Please observe active charcoal filter
manufacturer's instructions.
42
1. Check at siphon B that the conden-
sate can drain freely.
2. Remove retaining clip A and the
siphon.
3. Clean siphon B.
4. Fill siphon B with water and fit it in
place. Position retaining clip A.
Note
Never twist the inlet hose during
assembly. Route the drain hose with-
out any bends and with a constant
fall.
Please observe neutralising system
manufacturer's instructions.
(cont.)