Separating The Neutralising System Or Active Charcoal Filter (If Installed) From The Boiler And Connecting The Drain Hose; Checking The Neutralising System (If Installed); Checking The Active Charcoal Filter (If Installed); Cleaning The Condensate Drain Pipe And Trap And Reconnecting To The Drainage System - Viessmann Vitoladens 300-T Service Instructions For Contractors

Commissioning, inspection, maintenance
Separating the neutralising system or active charcoal filter (if installed)
from the boiler and connecting the drain hose
Fig. 5
1. Separate hose to the neutralising system from
A
trap .
B
2. Undo the cover on trap

Checking the neutralising system (if installed)

1. Check the pH value of the condensate downstream
of the neutralising system with a pH test strip.
Replace the granulate if the pH value is < 6.5.
Note
Part no. for pH test strips: 9517 678.
Observe the neutralising system manufacturer's
instructions.

Checking the active charcoal filter (if installed)

Observe the active charcoal filter manufacturer's
instructions.
Cleaning the condensate drain pipe and trap and reconnecting to the
drainage system
Check that the hoses are routed without kinks and that
the condensate can drain freely.
12
B
and clean the trap.
B
C A
3. Connect drain hose
the trap and run to a drainage system.
2. Reinstall the neutralising system in reverse order.
to the condensate drain of
C