Check Condensate Drain - Viessmann VITODENS 200-W Service Instructions Manual

Start-up and Service

Check Condensate Drain

Legend
A Open or vented field supplied drainage system
B Flexible discharge tubing
C Condensate trap
D Rubber cap
E Threaded cap
F Union nut
Examples of condensate drain installation
24
Cleaning condensate trap (during regular maintenance)
1. Remove rubber cap D from below the condensate trap.
2. Unscrew threaded cap E from the condensate trap C.
Note: After unscrewing the threaded cap E it may
3. Clean out any debris from the condensate trap C.
4. Reinstall threaded cap E and rubber cap D.
5. Undo union nut F and pull off condensate trap C
downwards.
6. Fill condensate trap C with water.
7. Reassemble in reverse order.
IMPORTANT
If the condensate does not drain freely, condensate will
accumulate in bottom part of boiler resulting in a burner
shut-down (fault message).
IMPORTANT
Pipe ventilation must take place between the condensate
trap and the neutralization unit (if applicable).
IMPORTANT
Do not connect the drain pipe from any other appliance,
such as water softener backwash pipe, to Vitodens
condensate drain pipe.
Air gap
Vitodens 200-W B2HA 112, 150 Service
be necessary to pry off to remove.
Refer to Installation Instructions
Neutralization Unit (if applicable)