5 Servicing
25-36
5.1 System pressure
Check system pressure
The system pressure should be checked regularly. The system pres-
sure is normally 1.0 ... 2.0 bar.
Read system pressure
1
on the display.
Automatic
heating operation
54.0
Boiler temperature
16:55
2016-06-23
Thursday
1.8 bar
50 °C
7 °C
°C
1
Top up heating water
WARNING
Contamination of drinking water
Topping up without system separator can contam-
inate the drinking water. A direct connection
between heating and drinking water is not permit-
ted.
Top up heating water via system separator.
CAUTION
Damage to the unit due to unsuitable fill water
Corrosion and scale could damage the system.
Adhere to the requirements for the heating wa-
ter and the local directives.
If the system pressure is too low, the heating water has to be topped
up.
The following information should be obtained from a heating special-
ist:
Which requirements apply to the heating water?
How is the heating water topped up?
What needs to be considered?
Summary of Contents for WTC-G 15 Series
Page 1: ...Operating notes Gas condensing unit WTC G 15 32 B 83305502 1 2018 03 ...
Page 31: ...9 Notes 31 36 9 Notes ...
Page 35: ......
