Checking The Water Quality; Cleaning And Reconnecting The Condensate Drain System - Viessmann Vitocrossal 300 Service Instructions For Contractors

Checking the water quality

Enter the amount of top-up water and the total hard-
ness of the feed and boiler water into the following
table.
For water quality requirements, see page 28.
Meter reading Fill and top-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 28).

Cleaning and reconnecting the condensate drain system

The condensate drain system comprises the conden-
sate drain, siphon, neutralising system and all hoses
and pipes running between them.
Commissioning, inspection, maintenance
Total water volume
Feedwater
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.
Total hardness pH value
Boiler water
Date
15