15
Checking the water quality
Enter the amount of top-up water and the total hardness of the feed and boiler water
into the following table.
For water quality requirements, see page 27.
Meter read-
ing
Fill and top-
up water
Total water
volume
Total hardness
pH value Date
Feedwater Boiler
water
m
3
m
3
m
3
°dH
°dH
The total hardness of the feed and top-up water must not exceed the standard values
specified by the VDI 2035 (see page 27).
The pH value should be between 8.2 and 9.5.
Cleaning and reconnecting the condensate drain system
The condensate drain, siphon, neutralising system and all intermediate hoses and
pipes are part of the condensate drain system.
Note
Clean the inside of the condensate drain
system at least annually.
Commissioning, inspection, maintenance
Further details regarding the individual steps
(cont.)
5692 909 GB
Summary of Contents for Vitocrossal 300 CT3 SERIES
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