System - Viessmann VITOCROSSAL 300 Service Instructions Manual

Further details regarding the individual steps
Meter read- Fill and top-
ing up water
m 3 m 3
The total hardness of the feed and top-
up water must not exceed the standard
values specified by VDI 2035 (see
page 32).
Cleaning and reconnecting the condensate drain system
The condensate drain, siphon, neutralis-
ing system and all hoses and pipes
between them are part of the condensate
drain system.
Commissioning, inspection, maintenance
Total water
volume Feedwater Boiler wa-
m 3
The pH value should be between 8.2 and
9.5.
Note
Clean the inside of the condensate drain
system at least annually.
(cont.)
Total hardness
ter
pH value Date
19