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

Commissioning, inspection, maintenance

Checking the condensate drain and cleaning the trap

C
A
B
Fig. 26

Installing the burner

A 4x
F E D
Fig. 27
1. Mount burner and secure with 4 screws
2. Insert the new gasket and tighten the fitting on gas
supply pipe .
B
34
B
C
.
A
1. Release hook and remove trap
piece .
B
Pull trap upwards away from the drain connec-
A
tion.
2. Remove supply hose
3. Clean trap .
A
4. Insert trap
A with sealing piece
Refit trap to the drain connection.
A
5. Refit supply hose .
C
6. Fill trap with water. For this, pour approx. 0.3 l
A
of water into the combustion chamber.
7. Check that condensate can drain freely and that
the connections are tight.
A with sealing
C from trap A .
B .