Cleaning The Dhw Cylinder - Viessmann VITOCAL 151-A Installation And Service Instructions Manual

Commissioning, inspection, maintenance
Cleaning the condensate pan and condensate drain
1.
Fig. 67
Apertures in the base plate
A
Condensate pan
B
Condensate drain
C
3. Clean the condensate pan and condensate drain.
Torque for the screws:
1.8 0.5 Nm
±

Cleaning the DHW cylinder

According to EN 806, a visual inspection and (if neces-
sary) cleaning must be carried out no later than
2 years after commissioning, and as required there-
after.
Shut off the drinking water supply.
Ensure adequate ventilation in the DHW pipework. Do this by opening a cold and a hot water tap.
88
2.
(cont.)
B
C
A