Checking The Condensate Drain And Cleaning The Trap - Viessmann VITODENS 111-W Installation And Service Instructions Manual

Further details regarding the individual steps

Checking the condensate drain and cleaning the trap

C
A
B
Commissioning, inspection, maintenance
(cont.)
4. Flush the heating surface again with
water (the siphon is also filled with
water in the process).
1. Release hook and remove trap A
with sealing piece B.
Pull trap A upwards away from the
drain connection.
2. Remove supply hose C from trap
A.
3. Clean trap A.
4. Insert trap A with sealing piece B.
Refit trap C to the drain connec-
tion.
5. Refit supply hose C.
6. Fill trap A with water. For this, pour
approx. 0.3 l of water into the com-
bustion chamber.
7. Check that condensate can drain
freely and that the connections are
tight.
49